vim: src/regexp_bt.c annotate

annotate src/regexp_bt.c @ 35067:b2e515aab168 default tip

runtime(doc): CI: remove trailing white space in documentation Commit: https://github.com/vim/vim/commit/11250510404860a76d9e9cea4f99025277f607a5 Author: Christian Brabandt <cb@256bit.org> Date: Sat Apr 27 12:01:15 2024 +0200 runtime(doc): CI: remove trailing white space in documentation Signed-off-by: Christian Brabandt <cb@256bit.org>

author	Christian Brabandt <cb@256bit.org>
date	Sat, 27 Apr 2024 12:15:02 +0200
parents	3f8444c5a6f3
children

rev	line source
32670 695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1 /* vi:set ts=8 sts=4 sw=4 noet:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3 * Backtracking regular expression implementation.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5 * This file is included in "regexp.c".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	6 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	7 * NOTICE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	8 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	9 * This is NOT the original regular expression code as written by Henry
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	10 * Spencer. This code has been modified specifically for use with the VIM
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	11 * editor, and should not be used separately from Vim. If you want a good
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	12 * regular expression library, get the original code. The copyright notice
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	13 * that follows is from the original.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	14 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	15 * END NOTICE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	16 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	17 * Copyright (c) 1986 by University of Toronto.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	18 * Written by Henry Spencer. Not derived from licensed software.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	19 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	20 * Permission is granted to anyone to use this software for any
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	21 * purpose on any computer system, and to redistribute it freely,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	22 * subject to the following restrictions:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	23 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	24 * 1. The author is not responsible for the consequences of use of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	25 * this software, no matter how awful, even if they arise
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	26 * from defects in it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	27 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	28 * 2. The origin of this software must not be misrepresented, either
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	29 * by explicit claim or by omission.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	30 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	31 * 3. Altered versions must be plainly marked as such, and must not
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	32 * be misrepresented as being the original software.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	33 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	34 * Beware that some of this code is subtly aware of the way operator
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	35 * precedence is structured in regular expressions. Serious changes in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	36 * regular-expression syntax might require a total rethink.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	37 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	38 * Changes have been made by Tony Andrews, Olaf 'Rhialto' Seibert, Robert
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	39 * Webb, Ciaran McCreesh and Bram Moolenaar.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	40 * Named character class support added by Walter Briscoe (1998 Jul 01)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	41 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	42
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	43 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	44 * The "internal use only" fields in regexp.h are present to pass info from
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	45 * compile to execute that permits the execute phase to run lots faster on
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	46 * simple cases. They are:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	47 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	48 * regstart char that must begin a match; NUL if none obvious; Can be a
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	49 * multi-byte character.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	50 * reganch is the match anchored (at beginning-of-line only)?
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	51 * regmust string (pointer into program) that match must include, or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	52 * regmlen length of regmust string
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	53 * regflags RF_ values or'ed together
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	54 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	55 * Regstart and reganch permit very fast decisions on suitable starting points
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	56 * for a match, cutting down the work a lot. Regmust permits fast rejection
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	57 * of lines that cannot possibly match. The regmust tests are costly enough
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	58 * that vim_regcomp() supplies a regmust only if the r.e. contains something
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	59 * potentially expensive (at present, the only such thing detected is * or +
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	60 * at the start of the r.e., which can involve a lot of backup). Regmlen is
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	61 * supplied because the test in vim_regexec() needs it and vim_regcomp() is
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	62 * computing it anyway.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	63 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	64
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	65 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	66 * Structure for regexp "program". This is essentially a linear encoding
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	67 * of a nondeterministic finite-state machine (aka syntax charts or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	68 * "railroad normal form" in parsing technology). Each node is an opcode
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	69 * plus a "next" pointer, possibly plus an operand. "Next" pointers of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	70 * all nodes except BRANCH and BRACES_COMPLEX implement concatenation; a "next"
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	71 * pointer with a BRANCH on both ends of it is connecting two alternatives.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	72 * (Here we have one of the subtle syntax dependencies: an individual BRANCH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	73 * (as opposed to a collection of them) is never concatenated with anything
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	74 * because of operator precedence). The "next" pointer of a BRACES_COMPLEX
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	75 * node points to the node after the stuff to be repeated.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	76 * The operand of some types of node is a literal string; for others, it is a
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	77 * node leading into a sub-FSM. In particular, the operand of a BRANCH node
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	78 * is the first node of the branch.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	79 * (NB this is not a tree structure: the tail of the branch connects to the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	80 * thing following the set of BRANCHes.)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	81 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	82 * pattern is coded like:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	83 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	84 * +-----------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	85 * \| V
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	86 * <aa>\\|<bb> BRANCH <aa> BRANCH <bb> --> END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	87 * \| ^ \| ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	88 * +------+ +----------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	89 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	90 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	91 * +------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	92 * V \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	93 * <aa>* BRANCH BRANCH <aa> --> BACK BRANCH --> NOTHING --> END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	94 * \| \| ^ ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	95 * \| +---------------+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	96 * +---------------------------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	97 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	98 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	99 * +----------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	100 * V \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	101 * <aa>\+ BRANCH <aa> --> BRANCH --> BACK BRANCH --> NOTHING --> END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	102 * \| \| ^ ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	103 * \| +-----------+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	104 * +--------------------------------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	105 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	106 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	107 * +-------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	108 * V \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	109 * <aa>\{} BRANCH BRACE_LIMITS --> BRACE_COMPLEX <aa> --> BACK END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	110 * \| \| ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	111 * \| +----------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	112 * +-----------------------------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	113 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	114 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	115 * <aa>\@!<bb> BRANCH NOMATCH <aa> --> END <bb> --> END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	116 * \| \| ^ ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	117 * \| +----------------+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	118 * +--------------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	119 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	120 * +---------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	121 * \| V
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	122 * \z[abc] BRANCH BRANCH a BRANCH b BRANCH c BRANCH NOTHING --> END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	123 * \| \| \| \| ^ ^
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	124 * \| \| \| +-----+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	125 * \| \| +----------------+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	126 * \| +---------------------------+ \|
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	127 * +------------------------------------------------------+
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	128 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	129 * They all start with a BRANCH for "\\|" alternatives, even when there is only
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	130 * one alternative.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	131 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	132
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	133 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	134 * The opcodes are:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	135 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	136
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	137 // definition number opnd? meaning
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	138 #define END 0 // End of program or NOMATCH operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	139 #define BOL 1 // Match "" at beginning of line.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	140 #define EOL 2 // Match "" at end of line.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	141 #define BRANCH 3 // node Match this alternative, or the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	142 // next...
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	143 #define BACK 4 // Match "", "next" ptr points backward.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	144 #define EXACTLY 5 // str Match this string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	145 #define NOTHING 6 // Match empty string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	146 #define STAR 7 // node Match this (simple) thing 0 or more
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	147 // times.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	148 #define PLUS 8 // node Match this (simple) thing 1 or more
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	149 // times.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	150 #define MATCH 9 // node match the operand zero-width
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	151 #define NOMATCH 10 // node check for no match with operand
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	152 #define BEHIND 11 // node look behind for a match with operand
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	153 #define NOBEHIND 12 // node look behind for no match with operand
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	154 #define SUBPAT 13 // node match the operand here
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	155 #define BRACE_SIMPLE 14 // node Match this (simple) thing between m and
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	156 // n times (\{m,n\}).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	157 #define BOW 15 // Match "" after [^a-zA-Z0-9_]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	158 #define EOW 16 // Match "" at [^a-zA-Z0-9_]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	159 #define BRACE_LIMITS 17 // nr nr define the min & max for BRACE_SIMPLE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	160 // and BRACE_COMPLEX.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	161 #define NEWL 18 // Match line-break
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	162 #define BHPOS 19 // End position for BEHIND or NOBEHIND
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	163
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	164
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	165 // character classes: 20-48 normal, 50-78 include a line-break
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	166 #define ADD_NL 30
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	167 #define FIRST_NL ANY + ADD_NL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	168 #define ANY 20 // Match any one character.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	169 #define ANYOF 21 // str Match any character in this string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	170 #define ANYBUT 22 // str Match any character not in this
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	171 // string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	172 #define IDENT 23 // Match identifier char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	173 #define SIDENT 24 // Match identifier char but no digit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	174 #define KWORD 25 // Match keyword char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	175 #define SKWORD 26 // Match word char but no digit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	176 #define FNAME 27 // Match file name char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	177 #define SFNAME 28 // Match file name char but no digit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	178 #define PRINT 29 // Match printable char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	179 #define SPRINT 30 // Match printable char but no digit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	180 #define WHITE 31 // Match whitespace char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	181 #define NWHITE 32 // Match non-whitespace char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	182 #define DIGIT 33 // Match digit char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	183 #define NDIGIT 34 // Match non-digit char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	184 #define HEX 35 // Match hex char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	185 #define NHEX 36 // Match non-hex char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	186 #define OCTAL 37 // Match octal char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	187 #define NOCTAL 38 // Match non-octal char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	188 #define WORD 39 // Match word char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	189 #define NWORD 40 // Match non-word char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	190 #define HEAD 41 // Match head char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	191 #define NHEAD 42 // Match non-head char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	192 #define ALPHA 43 // Match alpha char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	193 #define NALPHA 44 // Match non-alpha char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	194 #define LOWER 45 // Match lowercase char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	195 #define NLOWER 46 // Match non-lowercase char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	196 #define UPPER 47 // Match uppercase char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	197 #define NUPPER 48 // Match non-uppercase char
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	198 #define LAST_NL NUPPER + ADD_NL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	199 #define WITH_NL(op) ((op) >= FIRST_NL && (op) <= LAST_NL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	200
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	201 #define MOPEN 80 // -89 Mark this point in input as start of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	202 // \( subexpr. MOPEN + 0 marks start of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	203 // match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	204 #define MCLOSE 90 // -99 Analogous to MOPEN. MCLOSE + 0 marks
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	205 // end of match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	206 #define BACKREF 100 // -109 node Match same string again \1-\9
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	207
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	208 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	209 # define ZOPEN 110 // -119 Mark this point in input as start of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	210 // \z( subexpr.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	211 # define ZCLOSE 120 // -129 Analogous to ZOPEN.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	212 # define ZREF 130 // -139 node Match external submatch \z1-\z9
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	213 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	214
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	215 #define BRACE_COMPLEX 140 // -149 node Match nodes between m & n times
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	216
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	217 #define NOPEN 150 // Mark this point in input as start of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	218 // \%( subexpr.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	219 #define NCLOSE 151 // Analogous to NOPEN.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	220
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	221 #define MULTIBYTECODE 200 // mbc Match one multi-byte character
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	222 #define RE_BOF 201 // Match "" at beginning of file.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	223 #define RE_EOF 202 // Match "" at end of file.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	224 #define CURSOR 203 // Match location of cursor.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	225
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	226 #define RE_LNUM 204 // nr cmp Match line number
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	227 #define RE_COL 205 // nr cmp Match column number
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	228 #define RE_VCOL 206 // nr cmp Match virtual column number
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	229
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	230 #define RE_MARK 207 // mark cmp Match mark position
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	231 #define RE_VISUAL 208 // Match Visual area
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	232 #define RE_COMPOSING 209 // any composing characters
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	233
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	234 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	235 * Flags to be passed up and down.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	236 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	237 #define HASWIDTH 0x1 // Known never to match null string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	238 #define SIMPLE 0x2 // Simple enough to be STAR/PLUS operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	239 #define SPSTART 0x4 // Starts with * or +.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	240 #define HASNL 0x8 // Contains some \n.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	241 #define HASLOOKBH 0x10 // Contains "\@<=" or "\@<!".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	242 #define WORST 0 // Worst case.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	243
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	244 static int num_complex_braces; // Complex \{...} count
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	245 static char_u *regcode; // Code-emit pointer, or JUST_CALC_SIZE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	246 static long regsize; // Code size.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	247 static int reg_toolong; // TRUE when offset out of range
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	248 static char_u had_endbrace[NSUBEXP]; // flags, TRUE if end of () found
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	249 static long brace_min[10]; // Minimums for complex brace repeats
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	250 static long brace_max[10]; // Maximums for complex brace repeats
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	251 static int brace_count[10]; // Current counts for complex brace repeats
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	252 static int one_exactly = FALSE; // only do one char for EXACTLY
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	253
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	254 // When making changes to classchars also change nfa_classcodes.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	255 static char_u classchars = (char_u )".iIkKfFpPsSdDxXoOwWhHaAlLuU";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	256 static int classcodes[] = {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	257 ANY, IDENT, SIDENT, KWORD, SKWORD,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	258 FNAME, SFNAME, PRINT, SPRINT,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	259 WHITE, NWHITE, DIGIT, NDIGIT,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	260 HEX, NHEX, OCTAL, NOCTAL,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	261 WORD, NWORD, HEAD, NHEAD,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	262 ALPHA, NALPHA, LOWER, NLOWER,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	263 UPPER, NUPPER
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	264 };
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	265
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	266 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	267 * When regcode is set to this value, code is not emitted and size is computed
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	268 * instead.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	269 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	270 #define JUST_CALC_SIZE ((char_u *) -1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	271
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	272 // Values for rs_state in regitem_T.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	273 typedef enum regstate_E
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	274 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	275 RS_NOPEN = 0 // NOPEN and NCLOSE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	276 , RS_MOPEN // MOPEN + [0-9]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	277 , RS_MCLOSE // MCLOSE + [0-9]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	278 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	279 , RS_ZOPEN // ZOPEN + [0-9]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	280 , RS_ZCLOSE // ZCLOSE + [0-9]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	281 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	282 , RS_BRANCH // BRANCH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	283 , RS_BRCPLX_MORE // BRACE_COMPLEX and trying one more match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	284 , RS_BRCPLX_LONG // BRACE_COMPLEX and trying longest match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	285 , RS_BRCPLX_SHORT // BRACE_COMPLEX and trying shortest match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	286 , RS_NOMATCH // NOMATCH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	287 , RS_BEHIND1 // BEHIND / NOBEHIND matching rest
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	288 , RS_BEHIND2 // BEHIND / NOBEHIND matching behind part
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	289 , RS_STAR_LONG // STAR/PLUS/BRACE_SIMPLE longest match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	290 , RS_STAR_SHORT // STAR/PLUS/BRACE_SIMPLE shortest match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	291 } regstate_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	292
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	293 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	294 * Structure used to save the current input state, when it needs to be
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	295 * restored after trying a match. Used by reg_save() and reg_restore().
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	296 * Also stores the length of "backpos".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	297 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	298 typedef struct
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	299 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	300 union
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	301 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	302 char_u *ptr; // rex.input pointer, for single-line regexp
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	303 lpos_T pos; // rex.input pos, for multi-line regexp
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	304 } rs_u;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	305 int rs_len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	306 } regsave_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	307
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	308 // struct to save start/end pointer/position in for
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	309 typedef struct
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	310 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	311 union
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	312 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	313 char_u *ptr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	314 lpos_T pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	315 } se_u;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	316 } save_se_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	317
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	318 // used for BEHIND and NOBEHIND matching
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	319 typedef struct regbehind_S
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	320 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	321 regsave_T save_after;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	322 regsave_T save_behind;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	323 int save_need_clear_subexpr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	324 save_se_T save_start[NSUBEXP];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	325 save_se_T save_end[NSUBEXP];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	326 } regbehind_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	327
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	328 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	329 * When there are alternatives a regstate_T is put on the regstack to remember
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	330 * what we are doing.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	331 * Before it may be another type of item, depending on rs_state, to remember
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	332 * more things.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	333 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	334 typedef struct regitem_S
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	335 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	336 regstate_T rs_state; // what we are doing, one of RS_ above
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	337 short rs_no; // submatch nr or BEHIND/NOBEHIND
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	338 char_u *rs_scan; // current node in program
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	339 union
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	340 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	341 save_se_T sesave;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	342 regsave_T regsave;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	343 } rs_un; // room for saving rex.input
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	344 } regitem_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	345
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	346
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	347 // used for STAR, PLUS and BRACE_SIMPLE matching
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	348 typedef struct regstar_S
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	349 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	350 int nextb; // next byte
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	351 int nextb_ic; // next byte reverse case
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	352 long count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	353 long minval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	354 long maxval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	355 } regstar_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	356
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	357 // used to store input position when a BACK was encountered, so that we now if
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	358 // we made any progress since the last time.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	359 typedef struct backpos_S
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	360 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	361 char_u *bp_scan; // "scan" where BACK was encountered
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	362 regsave_T bp_pos; // last input position
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	363 } backpos_T;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	364
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	365 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	366 * "regstack" and "backpos" are used by regmatch(). They are kept over calls
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	367 * to avoid invoking malloc() and free() often.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	368 * "regstack" is a stack with regitem_T items, sometimes preceded by regstar_T
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	369 * or regbehind_T.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	370 * "backpos_T" is a table with backpos_T for BACK
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	371 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	372 static garray_T regstack = {0, 0, 0, 0, NULL};
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	373 static garray_T backpos = {0, 0, 0, 0, NULL};
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	374
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	375 static regsave_T behind_pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	376
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	377 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	378 * Both for regstack and backpos tables we use the following strategy of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	379 * allocation (to reduce malloc/free calls):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	380 * - Initial size is fairly small.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	381 * - When needed, the tables are grown bigger (8 times at first, double after
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	382 * that).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	383 * - After executing the match we free the memory only if the array has grown.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	384 * Thus the memory is kept allocated when it's at the initial size.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	385 * This makes it fast while not keeping a lot of memory allocated.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	386 * A three times speed increase was observed when using many simple patterns.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	387 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	388 #define REGSTACK_INITIAL 2048
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	389 #define BACKPOS_INITIAL 64
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	390
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	391 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	392 * Opcode notes:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	393 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	394 * BRANCH The set of branches constituting a single choice are hooked
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	395 * together with their "next" pointers, since precedence prevents
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	396 * anything being concatenated to any individual branch. The
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	397 * "next" pointer of the last BRANCH in a choice points to the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	398 * thing following the whole choice. This is also where the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	399 * final "next" pointer of each individual branch points; each
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	400 * branch starts with the operand node of a BRANCH node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	401 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	402 * BACK Normal "next" pointers all implicitly point forward; BACK
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	403 * exists to make loop structures possible.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	404 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	405 * STAR,PLUS '=', and complex '*' and '+', are implemented as circular
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	406 * BRANCH structures using BACK. Simple cases (one character
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	407 * per match) are implemented with STAR and PLUS for speed
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	408 * and to minimize recursive plunges.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	409 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	410 * BRACE_LIMITS This is always followed by a BRACE_SIMPLE or BRACE_COMPLEX
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	411 * node, and defines the min and max limits to be used for that
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	412 * node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	413 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	414 * MOPEN,MCLOSE ...are numbered at compile time.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	415 * ZOPEN,ZCLOSE ...ditto
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	416 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	417
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	418 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	419 * A node is one char of opcode followed by two chars of "next" pointer.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	420 * "Next" pointers are stored as two 8-bit bytes, high order first. The
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	421 * value is a positive offset from the opcode of the node containing it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	422 * An operand, if any, simply follows the node. (Note that much of the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	423 * code generation knows about this implicit relationship.)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	424 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	425 * Using two bytes for the "next" pointer is vast overkill for most things,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	426 * but allows patterns to get big without disasters.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	427 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	428 #define OP(p) ((int)*(p))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	429 #define NEXT(p) (((((p) + 1) & 0377) << 8) + (((p) + 2) & 0377))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	430 #define OPERAND(p) ((p) + 3)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	431 // Obtain an operand that was stored as four bytes, MSB first.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	432 #define OPERAND_MIN(p) (((long)(p)[3] << 24) + ((long)(p)[4] << 16) \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	433 + ((long)(p)[5] << 8) + (long)(p)[6])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	434 // Obtain a second operand stored as four bytes.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	435 #define OPERAND_MAX(p) OPERAND_MIN((p) + 4)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	436 // Obtain a second single-byte operand stored after a four bytes operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	437 #define OPERAND_CMP(p) (p)[7]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	438
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	439 static char_u reg(int paren, int flagp);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	440
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	441 #ifdef BT_REGEXP_DUMP
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	442 static void regdump(char_u , bt_regprog_T );
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	443 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	444
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	445 static int re_num_cmp(long_u val, char_u *scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	446
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	447 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	448 static char_u regprop(char_u );
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	449
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	450 static int regnarrate = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	451 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	452
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	453
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	454 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	455 * Setup to parse the regexp. Used once to get the length and once to do it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	456 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	457 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	458 regcomp_start(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	459 char_u *expr,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	460 int re_flags) // see vim_regcomp()
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	461 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	462 initchr(expr);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	463 if (re_flags & RE_MAGIC)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	464 reg_magic = MAGIC_ON;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	465 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	466 reg_magic = MAGIC_OFF;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	467 reg_string = (re_flags & RE_STRING);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	468 reg_strict = (re_flags & RE_STRICT);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	469 get_cpo_flags();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	470
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	471 num_complex_braces = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	472 regnpar = 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	473 CLEAR_FIELD(had_endbrace);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	474 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	475 regnzpar = 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	476 re_has_z = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	477 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	478 regsize = 0L;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	479 reg_toolong = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	480 regflags = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	481 #if defined(FEAT_SYN_HL) \|\| defined(PROTO)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	482 had_eol = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	483 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	484 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	485
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	486 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	487 * Return TRUE if MULTIBYTECODE should be used instead of EXACTLY for
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	488 * character "c".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	489 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	490 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	491 use_multibytecode(int c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	492 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	493 return has_mbyte && (*mb_char2len)(c) > 1
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	494 && (re_multi_type(peekchr()) != NOT_MULTI
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	495 \|\| (enc_utf8 && utf_iscomposing(c)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	496 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	497
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	498 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	499 * Emit (if appropriate) a byte of code
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	500 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	501 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	502 regc(int b)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	503 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	504 if (regcode == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	505 regsize++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	506 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	507 *regcode++ = b;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	508 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	509
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	510 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	511 * Emit (if appropriate) a multi-byte character of code
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	512 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	513 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	514 regmbc(int c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	515 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	516 if (!has_mbyte && c > 0xff)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	517 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	518 if (regcode == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	519 regsize += (*mb_char2len)(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	520 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	521 regcode += (*mb_char2bytes)(c, regcode);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	522 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	523
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	524
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	525 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	526 * Produce the bytes for equivalence class "c".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	527 * Currently only handles latin1, latin9 and utf-8.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	528 * NOTE: When changing this function, also change nfa_emit_equi_class()
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	529 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	530 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	531 reg_equi_class(int c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	532 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	533 if (enc_utf8 \|\| STRCMP(p_enc, "latin1") == 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	534 \|\| STRCMP(p_enc, "iso-8859-15") == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	535 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	536 switch (c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	537 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	538 // Do not use '\300' style, it results in a negative number.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	539 case 'A': case 0xc0: case 0xc1: case 0xc2: case 0xc3: case 0xc4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	540 case 0xc5: case 0x100: case 0x102: case 0x104: case 0x1cd:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	541 case 0x1de: case 0x1e0: case 0x1fa: case 0x202: case 0x226:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	542 case 0x23a: case 0x1e00: case 0x1ea0: case 0x1ea2: case 0x1ea4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	543 case 0x1ea6: case 0x1ea8: case 0x1eaa: case 0x1eac: case 0x1eae:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	544 case 0x1eb0: case 0x1eb2: case 0x1eb4: case 0x1eb6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	545 regmbc('A'); regmbc(0xc0); regmbc(0xc1); regmbc(0xc2);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	546 regmbc(0xc3); regmbc(0xc4); regmbc(0xc5);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	547 regmbc(0x100); regmbc(0x102); regmbc(0x104);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	548 regmbc(0x1cd); regmbc(0x1de); regmbc(0x1e0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	549 regmbc(0x1fa); regmbc(0x202); regmbc(0x226);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	550 regmbc(0x23a); regmbc(0x1e00); regmbc(0x1ea0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	551 regmbc(0x1ea2); regmbc(0x1ea4); regmbc(0x1ea6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	552 regmbc(0x1ea8); regmbc(0x1eaa); regmbc(0x1eac);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	553 regmbc(0x1eae); regmbc(0x1eb0); regmbc(0x1eb2);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	554 regmbc(0x1eb4); regmbc(0x1eb6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	555 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	556 case 'B': case 0x181: case 0x243: case 0x1e02:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	557 case 0x1e04: case 0x1e06:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	558 regmbc('B');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	559 regmbc(0x181); regmbc(0x243); regmbc(0x1e02);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	560 regmbc(0x1e04); regmbc(0x1e06);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	561 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	562 case 'C': case 0xc7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	563 case 0x106: case 0x108: case 0x10a: case 0x10c: case 0x187:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	564 case 0x23b: case 0x1e08: case 0xa792:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	565 regmbc('C'); regmbc(0xc7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	566 regmbc(0x106); regmbc(0x108); regmbc(0x10a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	567 regmbc(0x10c); regmbc(0x187); regmbc(0x23b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	568 regmbc(0x1e08); regmbc(0xa792);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	569 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	570 case 'D': case 0x10e: case 0x110: case 0x18a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	571 case 0x1e0a: case 0x1e0c: case 0x1e0e: case 0x1e10:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	572 case 0x1e12:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	573 regmbc('D'); regmbc(0x10e); regmbc(0x110);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	574 regmbc(0x18a); regmbc(0x1e0a); regmbc(0x1e0c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	575 regmbc(0x1e0e); regmbc(0x1e10); regmbc(0x1e12);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	576 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	577 case 'E': case 0xc8: case 0xc9: case 0xca: case 0xcb:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	578 case 0x112: case 0x114: case 0x116: case 0x118: case 0x11a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	579 case 0x204: case 0x206: case 0x228: case 0x246: case 0x1e14:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	580 case 0x1e16: case 0x1e18: case 0x1e1a: case 0x1e1c:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	581 case 0x1eb8: case 0x1eba: case 0x1ebc: case 0x1ebe:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	582 case 0x1ec0: case 0x1ec2: case 0x1ec4: case 0x1ec6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	583 regmbc('E'); regmbc(0xc8); regmbc(0xc9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	584 regmbc(0xca); regmbc(0xcb); regmbc(0x112);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	585 regmbc(0x114); regmbc(0x116); regmbc(0x118);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	586 regmbc(0x11a); regmbc(0x204); regmbc(0x206);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	587 regmbc(0x228); regmbc(0x246); regmbc(0x1e14);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	588 regmbc(0x1e16); regmbc(0x1e18); regmbc(0x1e1a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	589 regmbc(0x1e1c); regmbc(0x1eb8); regmbc(0x1eba);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	590 regmbc(0x1ebc); regmbc(0x1ebe); regmbc(0x1ec0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	591 regmbc(0x1ec2); regmbc(0x1ec4); regmbc(0x1ec6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	592 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	593 case 'F': case 0x191: case 0x1e1e: case 0xa798:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	594 regmbc('F'); regmbc(0x191); regmbc(0x1e1e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	595 regmbc(0xa798);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	596 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	597 case 'G': case 0x11c: case 0x11e: case 0x120:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	598 case 0x122: case 0x193: case 0x1e4: case 0x1e6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	599 case 0x1f4: case 0x1e20: case 0xa7a0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	600 regmbc('G'); regmbc(0x11c); regmbc(0x11e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	601 regmbc(0x120); regmbc(0x122); regmbc(0x193);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	602 regmbc(0x1e4); regmbc(0x1e6); regmbc(0x1f4);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	603 regmbc(0x1e20); regmbc(0xa7a0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	604 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	605 case 'H': case 0x124: case 0x126: case 0x21e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	606 case 0x1e22: case 0x1e24: case 0x1e26:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	607 case 0x1e28: case 0x1e2a: case 0x2c67:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	608 regmbc('H'); regmbc(0x124); regmbc(0x126);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	609 regmbc(0x21e); regmbc(0x1e22); regmbc(0x1e24);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	610 regmbc(0x1e26); regmbc(0x1e28); regmbc(0x1e2a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	611 regmbc(0x2c67);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	612 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	613 case 'I': case 0xcc: case 0xcd: case 0xce: case 0xcf:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	614 case 0x128: case 0x12a: case 0x12c: case 0x12e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	615 case 0x130: case 0x197: case 0x1cf: case 0x208:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	616 case 0x20a: case 0x1e2c: case 0x1e2e: case 0x1ec8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	617 case 0x1eca:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	618 regmbc('I'); regmbc(0xcc); regmbc(0xcd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	619 regmbc(0xce); regmbc(0xcf); regmbc(0x128);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	620 regmbc(0x12a); regmbc(0x12c); regmbc(0x12e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	621 regmbc(0x130); regmbc(0x197); regmbc(0x1cf);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	622 regmbc(0x208); regmbc(0x20a); regmbc(0x1e2c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	623 regmbc(0x1e2e); regmbc(0x1ec8); regmbc(0x1eca);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	624 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	625 case 'J': case 0x134: case 0x248:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	626 regmbc('J'); regmbc(0x134); regmbc(0x248);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	627 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	628 case 'K': case 0x136: case 0x198: case 0x1e8: case 0x1e30:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	629 case 0x1e32: case 0x1e34: case 0x2c69: case 0xa740:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	630 regmbc('K'); regmbc(0x136); regmbc(0x198);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	631 regmbc(0x1e8); regmbc(0x1e30); regmbc(0x1e32);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	632 regmbc(0x1e34); regmbc(0x2c69); regmbc(0xa740);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	633 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	634 case 'L': case 0x139: case 0x13b: case 0x13d: case 0x13f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	635 case 0x141: case 0x23d: case 0x1e36: case 0x1e38:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	636 case 0x1e3a: case 0x1e3c: case 0x2c60:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	637 regmbc('L'); regmbc(0x139); regmbc(0x13b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	638 regmbc(0x13d); regmbc(0x13f); regmbc(0x141);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	639 regmbc(0x23d); regmbc(0x1e36); regmbc(0x1e38);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	640 regmbc(0x1e3a); regmbc(0x1e3c); regmbc(0x2c60);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	641 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	642 case 'M': case 0x1e3e: case 0x1e40: case 0x1e42:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	643 regmbc('M'); regmbc(0x1e3e); regmbc(0x1e40);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	644 regmbc(0x1e42);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	645 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	646 case 'N': case 0xd1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	647 case 0x143: case 0x145: case 0x147: case 0x1f8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	648 case 0x1e44: case 0x1e46: case 0x1e48: case 0x1e4a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	649 case 0xa7a4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	650 regmbc('N'); regmbc(0xd1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	651 regmbc(0x143); regmbc(0x145); regmbc(0x147);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	652 regmbc(0x1f8); regmbc(0x1e44); regmbc(0x1e46);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	653 regmbc(0x1e48); regmbc(0x1e4a); regmbc(0xa7a4);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	654 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	655 case 'O': case 0xd2: case 0xd3: case 0xd4: case 0xd5: case 0xd6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	656 case 0xd8: case 0x14c: case 0x14e: case 0x150: case 0x19f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	657 case 0x1a0: case 0x1d1: case 0x1ea: case 0x1ec: case 0x1fe:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	658 case 0x20c: case 0x20e: case 0x22a: case 0x22c: case 0x22e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	659 case 0x230: case 0x1e4c: case 0x1e4e: case 0x1e50: case 0x1e52:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	660 case 0x1ecc: case 0x1ece: case 0x1ed0: case 0x1ed2: case 0x1ed4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	661 case 0x1ed6: case 0x1ed8: case 0x1eda: case 0x1edc: case 0x1ede:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	662 case 0x1ee0: case 0x1ee2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	663 regmbc('O'); regmbc(0xd2); regmbc(0xd3); regmbc(0xd4);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	664 regmbc(0xd5); regmbc(0xd6); regmbc(0xd8);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	665 regmbc(0x14c); regmbc(0x14e); regmbc(0x150);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	666 regmbc(0x19f); regmbc(0x1a0); regmbc(0x1d1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	667 regmbc(0x1ea); regmbc(0x1ec); regmbc(0x1fe);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	668 regmbc(0x20c); regmbc(0x20e); regmbc(0x22a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	669 regmbc(0x22c); regmbc(0x22e); regmbc(0x230);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	670 regmbc(0x1e4c); regmbc(0x1e4e); regmbc(0x1e50);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	671 regmbc(0x1e52); regmbc(0x1ecc); regmbc(0x1ece);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	672 regmbc(0x1ed0); regmbc(0x1ed2); regmbc(0x1ed4);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	673 regmbc(0x1ed6); regmbc(0x1ed8); regmbc(0x1eda);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	674 regmbc(0x1edc); regmbc(0x1ede); regmbc(0x1ee0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	675 regmbc(0x1ee2);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	676 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	677 case 'P': case 0x1a4: case 0x1e54: case 0x1e56: case 0x2c63:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	678 regmbc('P'); regmbc(0x1a4); regmbc(0x1e54);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	679 regmbc(0x1e56); regmbc(0x2c63);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	680 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	681 case 'Q': case 0x24a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	682 regmbc('Q'); regmbc(0x24a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	683 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	684 case 'R': case 0x154: case 0x156: case 0x158: case 0x210:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	685 case 0x212: case 0x24c: case 0x1e58: case 0x1e5a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	686 case 0x1e5c: case 0x1e5e: case 0x2c64: case 0xa7a6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	687 regmbc('R'); regmbc(0x154); regmbc(0x156);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	688 regmbc(0x210); regmbc(0x212); regmbc(0x158);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	689 regmbc(0x24c); regmbc(0x1e58); regmbc(0x1e5a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	690 regmbc(0x1e5c); regmbc(0x1e5e); regmbc(0x2c64);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	691 regmbc(0xa7a6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	692 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	693 case 'S': case 0x15a: case 0x15c: case 0x15e: case 0x160:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	694 case 0x218: case 0x1e60: case 0x1e62: case 0x1e64:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	695 case 0x1e66: case 0x1e68: case 0x2c7e: case 0xa7a8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	696 regmbc('S'); regmbc(0x15a); regmbc(0x15c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	697 regmbc(0x15e); regmbc(0x160); regmbc(0x218);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	698 regmbc(0x1e60); regmbc(0x1e62); regmbc(0x1e64);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	699 regmbc(0x1e66); regmbc(0x1e68); regmbc(0x2c7e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	700 regmbc(0xa7a8);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	701 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	702 case 'T': case 0x162: case 0x164: case 0x166: case 0x1ac:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	703 case 0x1ae: case 0x21a: case 0x23e: case 0x1e6a: case 0x1e6c:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	704 case 0x1e6e: case 0x1e70:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	705 regmbc('T'); regmbc(0x162); regmbc(0x164);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	706 regmbc(0x166); regmbc(0x1ac); regmbc(0x23e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	707 regmbc(0x1ae); regmbc(0x21a); regmbc(0x1e6a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	708 regmbc(0x1e6c); regmbc(0x1e6e); regmbc(0x1e70);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	709 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	710 case 'U': case 0xd9: case 0xda: case 0xdb: case 0xdc:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	711 case 0x168: case 0x16a: case 0x16c: case 0x16e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	712 case 0x170: case 0x172: case 0x1af: case 0x1d3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	713 case 0x1d5: case 0x1d7: case 0x1d9: case 0x1db:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	714 case 0x214: case 0x216: case 0x244: case 0x1e72:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	715 case 0x1e74: case 0x1e76: case 0x1e78: case 0x1e7a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	716 case 0x1ee4: case 0x1ee6: case 0x1ee8: case 0x1eea:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	717 case 0x1eec: case 0x1eee: case 0x1ef0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	718 regmbc('U'); regmbc(0xd9); regmbc(0xda);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	719 regmbc(0xdb); regmbc(0xdc); regmbc(0x168);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	720 regmbc(0x16a); regmbc(0x16c); regmbc(0x16e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	721 regmbc(0x170); regmbc(0x172); regmbc(0x1af);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	722 regmbc(0x1d3); regmbc(0x1d5); regmbc(0x1d7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	723 regmbc(0x1d9); regmbc(0x1db); regmbc(0x214);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	724 regmbc(0x216); regmbc(0x244); regmbc(0x1e72);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	725 regmbc(0x1e74); regmbc(0x1e76); regmbc(0x1e78);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	726 regmbc(0x1e7a); regmbc(0x1ee4); regmbc(0x1ee6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	727 regmbc(0x1ee8); regmbc(0x1eea); regmbc(0x1eec);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	728 regmbc(0x1eee); regmbc(0x1ef0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	729 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	730 case 'V': case 0x1b2: case 0x1e7c: case 0x1e7e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	731 regmbc('V'); regmbc(0x1b2); regmbc(0x1e7c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	732 regmbc(0x1e7e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	733 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	734 case 'W': case 0x174: case 0x1e80: case 0x1e82:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	735 case 0x1e84: case 0x1e86: case 0x1e88:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	736 regmbc('W'); regmbc(0x174); regmbc(0x1e80);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	737 regmbc(0x1e82); regmbc(0x1e84); regmbc(0x1e86);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	738 regmbc(0x1e88);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	739 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	740 case 'X': case 0x1e8a: case 0x1e8c:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	741 regmbc('X'); regmbc(0x1e8a); regmbc(0x1e8c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	742 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	743 case 'Y': case 0xdd:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	744 case 0x176: case 0x178: case 0x1b3: case 0x232: case 0x24e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	745 case 0x1e8e: case 0x1ef2: case 0x1ef6: case 0x1ef4: case 0x1ef8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	746 regmbc('Y'); regmbc(0xdd); regmbc(0x176);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	747 regmbc(0x178); regmbc(0x1b3); regmbc(0x232);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	748 regmbc(0x24e); regmbc(0x1e8e); regmbc(0x1ef2);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	749 regmbc(0x1ef4); regmbc(0x1ef6); regmbc(0x1ef8);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	750 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	751 case 'Z': case 0x179: case 0x17b: case 0x17d: case 0x1b5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	752 case 0x1e90: case 0x1e92: case 0x1e94: case 0x2c6b:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	753 regmbc('Z'); regmbc(0x179); regmbc(0x17b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	754 regmbc(0x17d); regmbc(0x1b5); regmbc(0x1e90);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	755 regmbc(0x1e92); regmbc(0x1e94); regmbc(0x2c6b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	756 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	757 case 'a': case 0xe0: case 0xe1: case 0xe2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	758 case 0xe3: case 0xe4: case 0xe5: case 0x101: case 0x103:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	759 case 0x105: case 0x1ce: case 0x1df: case 0x1e1: case 0x1fb:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	760 case 0x201: case 0x203: case 0x227: case 0x1d8f: case 0x1e01:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	761 case 0x1e9a: case 0x1ea1: case 0x1ea3: case 0x1ea5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	762 case 0x1ea7: case 0x1ea9: case 0x1eab: case 0x1ead:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	763 case 0x1eaf: case 0x1eb1: case 0x1eb3: case 0x1eb5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	764 case 0x1eb7: case 0x2c65:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	765 regmbc('a'); regmbc(0xe0); regmbc(0xe1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	766 regmbc(0xe2); regmbc(0xe3); regmbc(0xe4);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	767 regmbc(0xe5); regmbc(0x101); regmbc(0x103);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	768 regmbc(0x105); regmbc(0x1ce); regmbc(0x1df);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	769 regmbc(0x1e1); regmbc(0x1fb); regmbc(0x201);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	770 regmbc(0x203); regmbc(0x227); regmbc(0x1d8f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	771 regmbc(0x1e01); regmbc(0x1e9a); regmbc(0x1ea1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	772 regmbc(0x1ea3); regmbc(0x1ea5); regmbc(0x1ea7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	773 regmbc(0x1ea9); regmbc(0x1eab); regmbc(0x1ead);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	774 regmbc(0x1eaf); regmbc(0x1eb1); regmbc(0x1eb3);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	775 regmbc(0x1eb5); regmbc(0x1eb7); regmbc(0x2c65);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	776 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	777 case 'b': case 0x180: case 0x253: case 0x1d6c: case 0x1d80:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	778 case 0x1e03: case 0x1e05: case 0x1e07:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	779 regmbc('b');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	780 regmbc(0x180); regmbc(0x253); regmbc(0x1d6c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	781 regmbc(0x1d80); regmbc(0x1e03); regmbc(0x1e05);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	782 regmbc(0x1e07);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	783 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	784 case 'c': case 0xe7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	785 case 0x107: case 0x109: case 0x10b: case 0x10d: case 0x188:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	786 case 0x23c: case 0x1e09: case 0xa793: case 0xa794:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	787 regmbc('c'); regmbc(0xe7); regmbc(0x107);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	788 regmbc(0x109); regmbc(0x10b); regmbc(0x10d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	789 regmbc(0x188); regmbc(0x23c); regmbc(0x1e09);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	790 regmbc(0xa793); regmbc(0xa794);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	791 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	792 case 'd': case 0x10f: case 0x111: case 0x257: case 0x1d6d:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	793 case 0x1d81: case 0x1d91: case 0x1e0b: case 0x1e0d:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	794 case 0x1e0f: case 0x1e11: case 0x1e13:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	795 regmbc('d'); regmbc(0x10f); regmbc(0x111);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	796 regmbc(0x257); regmbc(0x1d6d); regmbc(0x1d81);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	797 regmbc(0x1d91); regmbc(0x1e0b); regmbc(0x1e0d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	798 regmbc(0x1e0f); regmbc(0x1e11); regmbc(0x1e13);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	799 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	800 case 'e': case 0xe8: case 0xe9: case 0xea: case 0xeb:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	801 case 0x113: case 0x115: case 0x117: case 0x119:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	802 case 0x11b: case 0x205: case 0x207: case 0x229:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	803 case 0x247: case 0x1d92: case 0x1e15: case 0x1e17:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	804 case 0x1e19: case 0x1e1b: case 0x1eb9: case 0x1ebb:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	805 case 0x1e1d: case 0x1ebd: case 0x1ebf: case 0x1ec1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	806 case 0x1ec3: case 0x1ec5: case 0x1ec7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	807 regmbc('e'); regmbc(0xe8); regmbc(0xe9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	808 regmbc(0xea); regmbc(0xeb); regmbc(0x113);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	809 regmbc(0x115); regmbc(0x117); regmbc(0x119);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	810 regmbc(0x11b); regmbc(0x205); regmbc(0x207);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	811 regmbc(0x229); regmbc(0x247); regmbc(0x1d92);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	812 regmbc(0x1e15); regmbc(0x1e17); regmbc(0x1e19);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	813 regmbc(0x1e1b); regmbc(0x1e1d); regmbc(0x1eb9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	814 regmbc(0x1ebb); regmbc(0x1ebd); regmbc(0x1ebf);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	815 regmbc(0x1ec1); regmbc(0x1ec3); regmbc(0x1ec5);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	816 regmbc(0x1ec7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	817 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	818 case 'f': case 0x192: case 0x1d6e: case 0x1d82:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	819 case 0x1e1f: case 0xa799:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	820 regmbc('f'); regmbc(0x192); regmbc(0x1d6e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	821 regmbc(0x1d82); regmbc(0x1e1f); regmbc(0xa799);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	822 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	823 case 'g': case 0x11d: case 0x11f: case 0x121: case 0x123:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	824 case 0x1e5: case 0x1e7: case 0x260: case 0x1f5: case 0x1d83:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	825 case 0x1e21: case 0xa7a1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	826 regmbc('g'); regmbc(0x11d); regmbc(0x11f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	827 regmbc(0x121); regmbc(0x123); regmbc(0x1e5);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	828 regmbc(0x1e7); regmbc(0x1f5); regmbc(0x260);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	829 regmbc(0x1d83); regmbc(0x1e21); regmbc(0xa7a1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	830 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	831 case 'h': case 0x125: case 0x127: case 0x21f: case 0x1e23:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	832 case 0x1e25: case 0x1e27: case 0x1e29: case 0x1e2b:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	833 case 0x1e96: case 0x2c68: case 0xa795:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	834 regmbc('h'); regmbc(0x125); regmbc(0x127);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	835 regmbc(0x21f); regmbc(0x1e23); regmbc(0x1e25);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	836 regmbc(0x1e27); regmbc(0x1e29); regmbc(0x1e2b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	837 regmbc(0x1e96); regmbc(0x2c68); regmbc(0xa795);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	838 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	839 case 'i': case 0xec: case 0xed: case 0xee: case 0xef:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	840 case 0x129: case 0x12b: case 0x12d: case 0x12f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	841 case 0x1d0: case 0x209: case 0x20b: case 0x268:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	842 case 0x1d96: case 0x1e2d: case 0x1e2f: case 0x1ec9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	843 case 0x1ecb:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	844 regmbc('i'); regmbc(0xec); regmbc(0xed);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	845 regmbc(0xee); regmbc(0xef); regmbc(0x129);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	846 regmbc(0x12b); regmbc(0x12d); regmbc(0x12f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	847 regmbc(0x1d0); regmbc(0x209); regmbc(0x20b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	848 regmbc(0x268); regmbc(0x1d96); regmbc(0x1e2d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	849 regmbc(0x1e2f); regmbc(0x1ec9); regmbc(0x1ecb);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	850 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	851 case 'j': case 0x135: case 0x1f0: case 0x249:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	852 regmbc('j'); regmbc(0x135); regmbc(0x1f0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	853 regmbc(0x249);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	854 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	855 case 'k': case 0x137: case 0x199: case 0x1e9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	856 case 0x1d84: case 0x1e31: case 0x1e33: case 0x1e35:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	857 case 0x2c6a: case 0xa741:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	858 regmbc('k'); regmbc(0x137); regmbc(0x199);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	859 regmbc(0x1e9); regmbc(0x1d84); regmbc(0x1e31);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	860 regmbc(0x1e33); regmbc(0x1e35); regmbc(0x2c6a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	861 regmbc(0xa741);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	862 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	863 case 'l': case 0x13a: case 0x13c: case 0x13e:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	864 case 0x140: case 0x142: case 0x19a: case 0x1e37:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	865 case 0x1e39: case 0x1e3b: case 0x1e3d: case 0x2c61:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	866 regmbc('l'); regmbc(0x13a); regmbc(0x13c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	867 regmbc(0x13e); regmbc(0x140); regmbc(0x142);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	868 regmbc(0x19a); regmbc(0x1e37); regmbc(0x1e39);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	869 regmbc(0x1e3b); regmbc(0x1e3d); regmbc(0x2c61);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	870 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	871 case 'm': case 0x1d6f: case 0x1e3f: case 0x1e41: case 0x1e43:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	872 regmbc('m'); regmbc(0x1d6f); regmbc(0x1e3f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	873 regmbc(0x1e41); regmbc(0x1e43);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	874 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	875 case 'n': case 0xf1: case 0x144: case 0x146: case 0x148:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	876 case 0x149: case 0x1f9: case 0x1d70: case 0x1d87:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	877 case 0x1e45: case 0x1e47: case 0x1e49: case 0x1e4b:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	878 case 0xa7a5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	879 regmbc('n'); regmbc(0xf1); regmbc(0x144);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	880 regmbc(0x146); regmbc(0x148); regmbc(0x149);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	881 regmbc(0x1f9); regmbc(0x1d70); regmbc(0x1d87);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	882 regmbc(0x1e45); regmbc(0x1e47); regmbc(0x1e49);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	883 regmbc(0x1e4b); regmbc(0xa7a5);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	884 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	885 case 'o': case 0xf2: case 0xf3: case 0xf4: case 0xf5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	886 case 0xf6: case 0xf8: case 0x14d: case 0x14f: case 0x151:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	887 case 0x1a1: case 0x1d2: case 0x1eb: case 0x1ed: case 0x1ff:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	888 case 0x20d: case 0x20f: case 0x22b: case 0x22d: case 0x22f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	889 case 0x231: case 0x275: case 0x1e4d: case 0x1e4f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	890 case 0x1e51: case 0x1e53: case 0x1ecd: case 0x1ecf:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	891 case 0x1ed1: case 0x1ed3: case 0x1ed5: case 0x1ed7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	892 case 0x1ed9: case 0x1edb: case 0x1edd: case 0x1edf:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	893 case 0x1ee1: case 0x1ee3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	894 regmbc('o'); regmbc(0xf2); regmbc(0xf3);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	895 regmbc(0xf4); regmbc(0xf5); regmbc(0xf6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	896 regmbc(0xf8); regmbc(0x14d); regmbc(0x14f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	897 regmbc(0x151); regmbc(0x1a1); regmbc(0x1d2);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	898 regmbc(0x1eb); regmbc(0x1ed); regmbc(0x1ff);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	899 regmbc(0x20d); regmbc(0x20f); regmbc(0x22b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	900 regmbc(0x22d); regmbc(0x22f); regmbc(0x231);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	901 regmbc(0x275); regmbc(0x1e4d); regmbc(0x1e4f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	902 regmbc(0x1e51); regmbc(0x1e53); regmbc(0x1ecd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	903 regmbc(0x1ecf); regmbc(0x1ed1); regmbc(0x1ed3);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	904 regmbc(0x1ed5); regmbc(0x1ed7); regmbc(0x1ed9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	905 regmbc(0x1edb); regmbc(0x1edd); regmbc(0x1edf);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	906 regmbc(0x1ee1); regmbc(0x1ee3);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	907 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	908 case 'p': case 0x1a5: case 0x1d71: case 0x1d88: case 0x1d7d:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	909 case 0x1e55: case 0x1e57:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	910 regmbc('p'); regmbc(0x1a5); regmbc(0x1d71);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	911 regmbc(0x1d7d); regmbc(0x1d88); regmbc(0x1e55);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	912 regmbc(0x1e57);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	913 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	914 case 'q': case 0x24b: case 0x2a0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	915 regmbc('q'); regmbc(0x24b); regmbc(0x2a0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	916 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	917 case 'r': case 0x155: case 0x157: case 0x159: case 0x211:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	918 case 0x213: case 0x24d: case 0x27d: case 0x1d72: case 0x1d73:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	919 case 0x1d89: case 0x1e59: case 0x1e5b: case 0x1e5d: case 0x1e5f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	920 case 0xa7a7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	921 regmbc('r'); regmbc(0x155); regmbc(0x157);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	922 regmbc(0x159); regmbc(0x211); regmbc(0x213);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	923 regmbc(0x24d); regmbc(0x1d72); regmbc(0x1d73);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	924 regmbc(0x1d89); regmbc(0x1e59); regmbc(0x27d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	925 regmbc(0x1e5b); regmbc(0x1e5d); regmbc(0x1e5f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	926 regmbc(0xa7a7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	927 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	928 case 's': case 0x15b: case 0x15d: case 0x15f: case 0x161:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	929 case 0x1e61: case 0x219: case 0x23f: case 0x1d74: case 0x1d8a:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	930 case 0x1e63: case 0x1e65: case 0x1e67: case 0x1e69: case 0xa7a9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	931 regmbc('s'); regmbc(0x15b); regmbc(0x15d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	932 regmbc(0x15f); regmbc(0x161); regmbc(0x23f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	933 regmbc(0x219); regmbc(0x1d74); regmbc(0x1d8a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	934 regmbc(0x1e61); regmbc(0x1e63); regmbc(0x1e65);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	935 regmbc(0x1e67); regmbc(0x1e69); regmbc(0xa7a9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	936 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	937 case 't': case 0x163: case 0x165: case 0x167: case 0x1ab:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	938 case 0x1ad: case 0x21b: case 0x288: case 0x1d75: case 0x1e6b:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	939 case 0x1e6d: case 0x1e6f: case 0x1e71: case 0x1e97: case 0x2c66:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	940 regmbc('t'); regmbc(0x163); regmbc(0x165);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	941 regmbc(0x167); regmbc(0x1ab); regmbc(0x21b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	942 regmbc(0x1ad); regmbc(0x288); regmbc(0x1d75);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	943 regmbc(0x1e6b); regmbc(0x1e6d); regmbc(0x1e6f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	944 regmbc(0x1e71); regmbc(0x1e97); regmbc(0x2c66);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	945 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	946 case 'u': case 0xf9: case 0xfa: case 0xfb: case 0xfc:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	947 case 0x169: case 0x16b: case 0x16d: case 0x16f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	948 case 0x171: case 0x173: case 0x1b0: case 0x1d4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	949 case 0x1d6: case 0x1d8: case 0x1da: case 0x1dc:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	950 case 0x215: case 0x217: case 0x289: case 0x1e73:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	951 case 0x1d7e: case 0x1d99: case 0x1e75: case 0x1e77:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	952 case 0x1e79: case 0x1e7b: case 0x1ee5: case 0x1ee7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	953 case 0x1ee9: case 0x1eeb: case 0x1eed: case 0x1eef:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	954 case 0x1ef1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	955 regmbc('u'); regmbc(0xf9); regmbc(0xfa);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	956 regmbc(0xfb); regmbc(0xfc); regmbc(0x169);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	957 regmbc(0x16b); regmbc(0x16d); regmbc(0x16f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	958 regmbc(0x171); regmbc(0x173); regmbc(0x1d6);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	959 regmbc(0x1d8); regmbc(0x1da); regmbc(0x1dc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	960 regmbc(0x215); regmbc(0x217); regmbc(0x1b0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	961 regmbc(0x1d4); regmbc(0x289); regmbc(0x1d7e);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	962 regmbc(0x1d99); regmbc(0x1e73); regmbc(0x1e75);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	963 regmbc(0x1e77); regmbc(0x1e79); regmbc(0x1e7b);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	964 regmbc(0x1ee5); regmbc(0x1ee7); regmbc(0x1ee9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	965 regmbc(0x1eeb); regmbc(0x1eed); regmbc(0x1eef);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	966 regmbc(0x1ef1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	967 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	968 case 'v': case 0x28b: case 0x1d8c: case 0x1e7d: case 0x1e7f:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	969 regmbc('v'); regmbc(0x28b); regmbc(0x1d8c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	970 regmbc(0x1e7d); regmbc(0x1e7f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	971 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	972 case 'w': case 0x175: case 0x1e81: case 0x1e83:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	973 case 0x1e85: case 0x1e87: case 0x1e89: case 0x1e98:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	974 regmbc('w'); regmbc(0x175); regmbc(0x1e81);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	975 regmbc(0x1e83); regmbc(0x1e85); regmbc(0x1e87);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	976 regmbc(0x1e89); regmbc(0x1e98);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	977 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	978 case 'x': case 0x1e8b: case 0x1e8d:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	979 regmbc('x'); regmbc(0x1e8b); regmbc(0x1e8d);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	980 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	981 case 'y': case 0xfd: case 0xff: case 0x177: case 0x1b4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	982 case 0x233: case 0x24f: case 0x1e8f: case 0x1e99: case 0x1ef3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	983 case 0x1ef5: case 0x1ef7: case 0x1ef9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	984 regmbc('y'); regmbc(0xfd); regmbc(0xff);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	985 regmbc(0x177); regmbc(0x1b4); regmbc(0x233);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	986 regmbc(0x24f); regmbc(0x1e8f); regmbc(0x1e99);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	987 regmbc(0x1ef3); regmbc(0x1ef5); regmbc(0x1ef7);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	988 regmbc(0x1ef9);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	989 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	990 case 'z': case 0x17a: case 0x17c: case 0x17e: case 0x1b6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	991 case 0x1d76: case 0x1d8e: case 0x1e91: case 0x1e93:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	992 case 0x1e95: case 0x2c6c:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	993 regmbc('z'); regmbc(0x17a); regmbc(0x17c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	994 regmbc(0x17e); regmbc(0x1b6); regmbc(0x1d76);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	995 regmbc(0x1d8e); regmbc(0x1e91); regmbc(0x1e93);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	996 regmbc(0x1e95); regmbc(0x2c6c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	997 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	998 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	999 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1000 regmbc(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1001 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1002
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1003 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1004 * Emit a node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1005 * Return pointer to generated code.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1006 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1007 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1008 regnode(int op)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1009 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1010 char_u *ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1011
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1012 ret = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1013 if (ret == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1014 regsize += 3;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1015 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1016 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1017 *regcode++ = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1018 *regcode++ = NUL; // Null "next" pointer.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1019 *regcode++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1020 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1021 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1022 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1023
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1024 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1025 * Write a long as four bytes at "p" and return pointer to the next char.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1026 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1027 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1028 re_put_long(char_u *p, long_u val)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1029 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1030 *p++ = (char_u) ((val >> 24) & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1031 *p++ = (char_u) ((val >> 16) & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1032 *p++ = (char_u) ((val >> 8) & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1033 *p++ = (char_u) (val & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1034 return p;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1035 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1036
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1037 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1038 * regnext - dig the "next" pointer out of a node
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1039 * Returns NULL when calculating size, when there is no next item and when
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1040 * there is an error.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1041 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1042 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1043 regnext(char_u *p)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1044 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1045 int offset;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1046
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1047 if (p == JUST_CALC_SIZE \|\| reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1048 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1049
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1050 offset = NEXT(p);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1051 if (offset == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1052 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1053
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1054 if (OP(p) == BACK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1055 return p - offset;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1056 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1057 return p + offset;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1058 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1059
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1060 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1061 * Set the next-pointer at the end of a node chain.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1062 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1063 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1064 regtail(char_u p, char_u val)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1065 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1066 char_u *scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1067 char_u *temp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1068 int offset;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1069
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1070 if (p == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1071 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1072
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1073 // Find last node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1074 scan = p;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1075 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1076 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1077 temp = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1078 if (temp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1079 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1080 scan = temp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1081 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1082
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1083 if (OP(scan) == BACK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1084 offset = (int)(scan - val);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1085 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1086 offset = (int)(val - scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1087 // When the offset uses more than 16 bits it can no longer fit in the two
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1088 // bytes available. Use a global flag to avoid having to check return
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1089 // values in too many places.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1090 if (offset > 0xffff)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1091 reg_toolong = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1092 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1093 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1094 *(scan + 1) = (char_u) (((unsigned)offset >> 8) & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1095 *(scan + 2) = (char_u) (offset & 0377);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1096 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1097 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1098
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1099 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1100 * Like regtail, on item after a BRANCH; nop if none.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1101 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1102 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1103 regoptail(char_u p, char_u val)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1104 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1105 // When op is neither BRANCH nor BRACE_COMPLEX0-9, it is "operandless"
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1106 if (p == NULL \|\| p == JUST_CALC_SIZE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1107 \|\| (OP(p) != BRANCH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1108 && (OP(p) < BRACE_COMPLEX \|\| OP(p) > BRACE_COMPLEX + 9)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1109 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1110 regtail(OPERAND(p), val);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1111 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1112
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1113 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1114 * Insert an operator in front of already-emitted operand
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1115 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1116 * Means relocating the operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1117 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1118 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1119 reginsert(int op, char_u *opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1120 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1121 char_u *src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1122 char_u *dst;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1123 char_u *place;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1124
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1125 if (regcode == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1126 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1127 regsize += 3;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1128 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1129 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1130 src = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1131 regcode += 3;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1132 dst = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1133 while (src > opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1134 --dst = --src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1135
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1136 place = opnd; // Op node, where operand used to be.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1137 *place++ = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1138 *place++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1139 *place = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1140 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1141
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1142 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1143 * Insert an operator in front of already-emitted operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1144 * Add a number to the operator.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1145 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1146 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1147 reginsert_nr(int op, long val, char_u *opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1148 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1149 char_u *src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1150 char_u *dst;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1151 char_u *place;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1152
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1153 if (regcode == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1154 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1155 regsize += 7;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1156 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1157 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1158 src = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1159 regcode += 7;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1160 dst = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1161 while (src > opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1162 --dst = --src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1163
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1164 place = opnd; // Op node, where operand used to be.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1165 *place++ = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1166 *place++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1167 *place++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1168 re_put_long(place, (long_u)val);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1169 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1170
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1171 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1172 * Insert an operator in front of already-emitted operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1173 * The operator has the given limit values as operands. Also set next pointer.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1174 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1175 * Means relocating the operand.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1176 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1177 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1178 reginsert_limits(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1179 int op,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1180 long minval,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1181 long maxval,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1182 char_u *opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1183 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1184 char_u *src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1185 char_u *dst;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1186 char_u *place;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1187
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1188 if (regcode == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1189 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1190 regsize += 11;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1191 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1192 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1193 src = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1194 regcode += 11;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1195 dst = regcode;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1196 while (src > opnd)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1197 --dst = --src;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1198
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1199 place = opnd; // Op node, where operand used to be.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1200 *place++ = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1201 *place++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1202 *place++ = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1203 place = re_put_long(place, (long_u)minval);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1204 place = re_put_long(place, (long_u)maxval);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1205 regtail(opnd, place);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1206 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1207
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1208 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1209 * Return TRUE if the back reference is legal. We must have seen the close
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1210 * brace.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1211 * TODO: Should also check that we don't refer to something that is repeated
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1212 * (+*=): what instance of the repetition should we match?
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1213 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1214 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1215 seen_endbrace(int refnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1216 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1217 if (!had_endbrace[refnum])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1218 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1219 char_u *p;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1220
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1221 // Trick: check if "@<=" or "@<!" follows, in which case
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1222 // the \1 can appear before the referenced match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1223 for (p = regparse; *p != NUL; ++p)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1224 if (p[0] == '@' && p[1] == '<' && (p[2] == '!' \|\| p[2] == '='))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1225 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1226 if (*p == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1227 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1228 emsg(_(e_illegal_back_reference));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1229 rc_did_emsg = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1230 return FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1231 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1232 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1233 return TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1234 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1235
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1236 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1237 * Parse the lowest level.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1238 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1239 * Optimization: gobbles an entire sequence of ordinary characters so that
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1240 * it can turn them into a single node, which is smaller to store and
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1241 * faster to run. Don't do this when one_exactly is set.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1242 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1243 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1244 regatom(int *flagp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1245 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1246 char_u *ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1247 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1248 int c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1249 char_u *p;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1250 int extra = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1251 int save_prev_at_start = prev_at_start;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1252
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1253 *flagp = WORST; // Tentatively.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1254
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1255 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1256 switch (c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1257 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1258 case Magic('^'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1259 ret = regnode(BOL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1260 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1261
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1262 case Magic('$'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1263 ret = regnode(EOL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1264 #if defined(FEAT_SYN_HL) \|\| defined(PROTO)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1265 had_eol = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1266 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1267 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1268
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1269 case Magic('<'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1270 ret = regnode(BOW);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1271 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1272
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1273 case Magic('>'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1274 ret = regnode(EOW);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1275 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1276
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1277 case Magic('_'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1278 c = no_Magic(getchr());
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1279 if (c == '^') // "\_^" is start-of-line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1280 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1281 ret = regnode(BOL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1282 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1283 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1284 if (c == '$') // "\_$" is end-of-line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1285 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1286 ret = regnode(EOL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1287 #if defined(FEAT_SYN_HL) \|\| defined(PROTO)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1288 had_eol = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1289 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1290 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1291 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1292
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1293 extra = ADD_NL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1294 *flagp \|= HASNL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1295
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1296 // "\_[" is character range plus newline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1297 if (c == '[')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1298 goto collection;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1299
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1300 // "\_x" is character class plus newline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1301 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1302
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1303 // Character classes.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1304 case Magic('.'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1305 case Magic('i'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1306 case Magic('I'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1307 case Magic('k'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1308 case Magic('K'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1309 case Magic('f'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1310 case Magic('F'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1311 case Magic('p'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1312 case Magic('P'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1313 case Magic('s'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1314 case Magic('S'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1315 case Magic('d'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1316 case Magic('D'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1317 case Magic('x'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1318 case Magic('X'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1319 case Magic('o'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1320 case Magic('O'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1321 case Magic('w'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1322 case Magic('W'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1323 case Magic('h'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1324 case Magic('H'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1325 case Magic('a'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1326 case Magic('A'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1327 case Magic('l'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1328 case Magic('L'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1329 case Magic('u'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1330 case Magic('U'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1331 p = vim_strchr(classchars, no_Magic(c));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1332 if (p == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1333 EMSG_RET_NULL(_(e_invalid_use_of_underscore));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1334
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1335 // When '.' is followed by a composing char ignore the dot, so that
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1336 // the composing char is matched here.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1337 if (enc_utf8 && c == Magic('.') && utf_iscomposing(peekchr()))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1338 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1339 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1340 goto do_multibyte;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1341 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1342 ret = regnode(classcodes[p - classchars] + extra);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1343 *flagp \|= HASWIDTH \| SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1344 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1345
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1346 case Magic('n'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1347 if (reg_string)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1348 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1349 // In a string "\n" matches a newline character.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1350 ret = regnode(EXACTLY);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1351 regc(NL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1352 regc(NUL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1353 *flagp \|= HASWIDTH \| SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1354 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1355 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1356 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1357 // In buffer text "\n" matches the end of a line.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1358 ret = regnode(NEWL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1359 *flagp \|= HASWIDTH \| HASNL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1360 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1361 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1362
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1363 case Magic('('):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1364 if (one_exactly)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1365 EMSG_ONE_RET_NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1366 ret = reg(REG_PAREN, &flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1367 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1368 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1369 *flagp \|= flags & (HASWIDTH \| SPSTART \| HASNL \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1370 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1371
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1372 case NUL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1373 case Magic('\|'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1374 case Magic('&'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1375 case Magic(')'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1376 if (one_exactly)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1377 EMSG_ONE_RET_NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1378 // Supposed to be caught earlier.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1379 IEMSG_RET_NULL(e_internal_error_in_regexp);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1380 // NOTREACHED
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1381
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1382 case Magic('='):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1383 case Magic('?'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1384 case Magic('+'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1385 case Magic('@'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1386 case Magic('{'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1387 case Magic('*'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1388 c = no_Magic(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1389 EMSG3_RET_NULL(_(e_str_chr_follows_nothing),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1390 (c == '*' ? reg_magic >= MAGIC_ON : reg_magic == MAGIC_ALL), c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1391 // NOTREACHED
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1392
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1393 case Magic('~'): // previous substitute pattern
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1394 if (reg_prev_sub != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1395 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1396 char_u *lp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1397
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1398 ret = regnode(EXACTLY);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1399 lp = reg_prev_sub;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1400 while (*lp != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1401 regc(*lp++);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1402 regc(NUL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1403 if (*reg_prev_sub != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1404 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1405 *flagp \|= HASWIDTH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1406 if ((lp - reg_prev_sub) == 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1407 *flagp \|= SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1408 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1409 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1410 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1411 EMSG_RET_NULL(_(e_no_previous_substitute_regular_expression));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1412 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1413
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1414 case Magic('1'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1415 case Magic('2'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1416 case Magic('3'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1417 case Magic('4'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1418 case Magic('5'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1419 case Magic('6'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1420 case Magic('7'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1421 case Magic('8'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1422 case Magic('9'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1423 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1424 int refnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1425
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1426 refnum = c - Magic('0');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1427 if (!seen_endbrace(refnum))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1428 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1429 ret = regnode(BACKREF + refnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1430 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1431 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1432
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1433 case Magic('z'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1434 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1435 c = no_Magic(getchr());
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1436 switch (c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1437 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1438 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1439 case '(': if ((reg_do_extmatch & REX_SET) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1440 EMSG_RET_NULL(_(e_z_not_allowed_here));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1441 if (one_exactly)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1442 EMSG_ONE_RET_NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1443 ret = reg(REG_ZPAREN, &flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1444 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1445 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1446 *flagp \|= flags & (HASWIDTH\|SPSTART\|HASNL\|HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1447 re_has_z = REX_SET;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1448 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1449
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1450 case '1':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1451 case '2':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1452 case '3':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1453 case '4':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1454 case '5':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1455 case '6':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1456 case '7':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1457 case '8':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1458 case '9': if ((reg_do_extmatch & REX_USE) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1459 EMSG_RET_NULL(_(e_z1_z9_not_allowed_here));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1460 ret = regnode(ZREF + c - '0');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1461 re_has_z = REX_USE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1462 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1463 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1464
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1465 case 's': ret = regnode(MOPEN + 0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1466 if (re_mult_next("\\zs") == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1467 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1468 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1469
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1470 case 'e': ret = regnode(MCLOSE + 0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1471 if (re_mult_next("\\ze") == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1472 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1473 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1474
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1475 default: EMSG_RET_NULL(_(e_invalid_character_after_bsl_z));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1476 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1477 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1478 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1479
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1480 case Magic('%'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1481 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1482 c = no_Magic(getchr());
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1483 switch (c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1484 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1485 // () without a back reference
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1486 case '(':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1487 if (one_exactly)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1488 EMSG_ONE_RET_NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1489 ret = reg(REG_NPAREN, &flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1490 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1491 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1492 *flagp \|= flags & (HASWIDTH \| SPSTART \| HASNL \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1493 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1494
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1495 // Catch \%^ and \%$ regardless of where they appear in the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1496 // pattern -- regardless of whether or not it makes sense.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1497 case '^':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1498 ret = regnode(RE_BOF);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1499 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1500
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1501 case '$':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1502 ret = regnode(RE_EOF);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1503 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1504
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1505 case '#':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1506 if (regparse[0] == '=' && regparse[1] >= 48
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1507 && regparse[1] <= 50)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1508 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1509 // misplaced \%#=1
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1510 semsg(_(e_atom_engine_must_be_at_start_of_pattern),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1511 regparse[1]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1512 return FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1513 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1514 ret = regnode(CURSOR);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1515 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1516
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1517 case 'V':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1518 ret = regnode(RE_VISUAL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1519 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1520
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1521 case 'C':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1522 ret = regnode(RE_COMPOSING);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1523 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1524
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1525 // \%[abc]: Emit as a list of branches, all ending at the last
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1526 // branch which matches nothing.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1527 case '[':
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1528 if (one_exactly) // doesn't nest
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1529 EMSG_ONE_RET_NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1530 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1531 char_u *lastbranch;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1532 char_u *lastnode = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1533 char_u *br;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1534
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1535 ret = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1536 while ((c = getchr()) != ']')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1537 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1538 if (c == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1539 EMSG2_RET_NULL(_(e_missing_sb_after_str),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1540 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1541 br = regnode(BRANCH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1542 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1543 ret = br;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1544 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1545 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1546 regtail(lastnode, br);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1547 if (reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1548 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1549 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1550
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1551 ungetchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1552 one_exactly = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1553 lastnode = regatom(flagp);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1554 one_exactly = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1555 if (lastnode == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1556 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1557 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1558 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1559 EMSG2_RET_NULL(_(e_empty_str_brackets),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1560 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1561 lastbranch = regnode(BRANCH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1562 br = regnode(NOTHING);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1563 if (ret != JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1564 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1565 regtail(lastnode, br);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1566 regtail(lastbranch, br);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1567 // connect all branches to the NOTHING
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1568 // branch at the end
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1569 for (br = ret; br != lastnode; )
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1570 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1571 if (OP(br) == BRANCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1572 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1573 regtail(br, lastbranch);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1574 if (reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1575 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1576 br = OPERAND(br);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1577 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1578 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1579 br = regnext(br);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1580 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1581 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1582 *flagp &= ~(HASWIDTH \| SIMPLE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1583 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1584 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1585
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1586 case 'd': // %d123 decimal
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1587 case 'o': // %o123 octal
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1588 case 'x': // %xab hex 2
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1589 case 'u': // %uabcd hex 4
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1590 case 'U': // %U1234abcd hex 8
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1591 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1592 long i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1593
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1594 switch (c)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1595 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1596 case 'd': i = getdecchrs(); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1597 case 'o': i = getoctchrs(); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1598 case 'x': i = gethexchrs(2); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1599 case 'u': i = gethexchrs(4); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1600 case 'U': i = gethexchrs(8); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1601 default: i = -1; break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1602 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1603
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1604 if (i < 0 \|\| i > INT_MAX)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1605 EMSG2_RET_NULL(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1606 _(e_invalid_character_after_str_2),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1607 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1608 if (use_multibytecode(i))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1609 ret = regnode(MULTIBYTECODE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1610 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1611 ret = regnode(EXACTLY);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1612 if (i == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1613 regc(0x0a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1614 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1615 regmbc(i);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1616 regc(NUL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1617 *flagp \|= HASWIDTH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1618 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1619 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1620
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1621 default:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1622 if (VIM_ISDIGIT(c) \|\| c == '<' \|\| c == '>'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1623 \|\| c == '\'' \|\| c == '.')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1624 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1625 long_u n = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1626 int cmp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1627 int cur = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1628 int got_digit = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1629
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1630 cmp = c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1631 if (cmp == '<' \|\| cmp == '>')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1632 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1633 if (no_Magic(c) == '.')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1634 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1635 cur = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1636 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1637 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1638 while (VIM_ISDIGIT(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1639 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1640 got_digit = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1641 n = n * 10 + (c - '0');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1642 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1643 }
34671 df52075b12cd patch 9.1.0217: regexp: verymagic cannot match before/after a mark Christian Brabandt <cb@256bit.org> parents: 34084 diff changeset	1644 if (no_Magic(c) == '\'' && n == 0)
32670 695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1645 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1646 // "\%'m", "\%<'m" and "\%>'m": Mark
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1647 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1648 ret = regnode(RE_MARK);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1649 if (ret == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1650 regsize += 2;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1651 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1652 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1653 *regcode++ = c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1654 *regcode++ = cmp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1655 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1656 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1657 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1658 else if ((c == 'l' \|\| c == 'c' \|\| c == 'v')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1659 && (cur \|\| got_digit))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1660 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1661 if (cur && n)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1662 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1663 semsg(_(e_regexp_number_after_dot_pos_search_chr),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1664 no_Magic(c));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1665 rc_did_emsg = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1666 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1667 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1668 if (c == 'l')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1669 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1670 if (cur)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1671 n = curwin->w_cursor.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1672 ret = regnode(RE_LNUM);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1673 if (save_prev_at_start)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1674 at_start = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1675 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1676 else if (c == 'c')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1677 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1678 if (cur)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1679 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1680 n = curwin->w_cursor.col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1681 n++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1682 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1683 ret = regnode(RE_COL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1684 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1685 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1686 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1687 if (cur)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1688 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1689 colnr_T vcol = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1690
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1691 getvvcol(curwin, &curwin->w_cursor,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1692 NULL, NULL, &vcol);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1693 ++vcol;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1694 n = vcol;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1695 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1696 ret = regnode(RE_VCOL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1697 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1698 if (ret == JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1699 regsize += 5;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1700 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1701 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1702 // put the number and the optional
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1703 // comparator after the opcode
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1704 regcode = re_put_long(regcode, n);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1705 *regcode++ = cmp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1706 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1707 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1708 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1709 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1710
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1711 EMSG2_RET_NULL(_(e_invalid_character_after_str),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1712 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1713 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1714 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1715 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1716
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1717 case Magic('['):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1718 collection:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1719 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1720 char_u *lp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1721
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1722 // If there is no matching ']', we assume the '[' is a normal
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1723 // character. This makes 'incsearch' and ":help [" work.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1724 lp = skip_anyof(regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1725 if (*lp == ']') // there is a matching ']'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1726 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1727 int startc = -1; // > 0 when next '-' is a range
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1728 int endc;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1729
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1730 // In a character class, different parsing rules apply.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1731 // Not even \ is special anymore, nothing is.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1732 if (*regparse == '^') // Complement of range.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1733 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1734 ret = regnode(ANYBUT + extra);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1735 regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1736 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1737 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1738 ret = regnode(ANYOF + extra);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1739
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1740 // At the start ']' and '-' mean the literal character.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1741 if (regparse == ']' \|\| regparse == '-')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1742 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1743 startc = *regparse;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1744 regc(*regparse++);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1745 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1746
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1747 while (regparse != NUL && regparse != ']')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1748 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1749 if (*regparse == '-')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1750 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1751 ++regparse;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1752 // The '-' is not used for a range at the end and
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1753 // after or before a '\n'.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1754 if (regparse == ']' \|\| regparse == NUL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1755 \|\| startc == -1
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1756 \|\| (regparse[0] == '\\' && regparse[1] == 'n'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1757 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1758 regc('-');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1759 startc = '-'; // [--x] is a range
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1760 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1761 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1762 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1763 // Also accept "a-[.z.]"
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1764 endc = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1765 if (*regparse == '[')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1766 endc = get_coll_element(&regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1767 if (endc == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1768 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1769 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1770 endc = mb_ptr2char_adv(&regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1771 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1772 endc = *regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1773 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1774
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1775 // Handle \o40, \x20 and \u20AC style sequences
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1776 if (endc == '\\' && !reg_cpo_lit && !reg_cpo_bsl)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1777 endc = coll_get_char();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1778
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1779 if (startc > endc)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1780 EMSG_RET_NULL(_(e_reverse_range_in_character_class));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1781 if (has_mbyte && ((*mb_char2len)(startc) > 1
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1782 \|\| (*mb_char2len)(endc) > 1))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1783 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1784 // Limit to a range of 256 chars.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1785 if (endc > startc + 256)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1786 EMSG_RET_NULL(_(e_range_too_large_in_character_class));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1787 while (++startc <= endc)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1788 regmbc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1789 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1790 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1791 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1792 while (++startc <= endc)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1793 regc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1794 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1795 startc = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1796 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1797 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1798 // Only "\]", "\^", "\]" and "\\" are special in Vi. Vim
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1799 // accepts "\t", "\e", etc., but only when the 'l' flag in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1800 // 'cpoptions' is not included.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1801 // Posix doesn't recognize backslash at all.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1802 else if (*regparse == '\\'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1803 && !reg_cpo_bsl
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1804 && (vim_strchr(REGEXP_INRANGE, regparse[1]) != NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1805 \|\| (!reg_cpo_lit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1806 && vim_strchr(REGEXP_ABBR,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1807 regparse[1]) != NULL)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1808 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1809 regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1810 if (*regparse == 'n')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1811 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1812 // '\n' in range: also match NL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1813 if (ret != JUST_CALC_SIZE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1814 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1815 // Using \n inside [^] does not change what
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1816 // matches. "[^\n]" is the same as ".".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1817 if (*ret == ANYOF)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1818 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1819 *ret = ANYOF + ADD_NL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1820 *flagp \|= HASNL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1821 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1822 // else: must have had a \n already
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1823 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1824 regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1825 startc = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1826 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1827 else if (*regparse == 'd'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1828 \|\| *regparse == 'o'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1829 \|\| *regparse == 'x'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1830 \|\| *regparse == 'u'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1831 \|\| *regparse == 'U')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1832 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1833 startc = coll_get_char();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1834 if (startc == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1835 regc(0x0a);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1836 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1837 regmbc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1838 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1839 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1840 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1841 startc = backslash_trans(*regparse++);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1842 regc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1843 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1844 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1845 else if (*regparse == '[')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1846 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1847 int c_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1848 int cu;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1849
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1850 c_class = get_char_class(&regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1851 startc = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1852 // Characters assumed to be 8 bits!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1853 switch (c_class)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1854 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1855 case CLASS_NONE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1856 c_class = get_equi_class(&regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1857 if (c_class != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1858 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1859 // produce equivalence class
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1860 reg_equi_class(c_class);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1861 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1862 else if ((c_class =
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1863 get_coll_element(&regparse)) != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1864 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1865 // produce a collating element
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1866 regmbc(c_class);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1867 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1868 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1869 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1870 // literal '[', allow [[-x] as a range
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1871 startc = *regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1872 regc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1873 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1874 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1875 case CLASS_ALNUM:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1876 for (cu = 1; cu < 128; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1877 if (isalnum(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1878 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1879 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1880 case CLASS_ALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1881 for (cu = 1; cu < 128; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1882 if (isalpha(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1883 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1884 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1885 case CLASS_BLANK:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1886 regc(' ');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1887 regc('\t');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1888 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1889 case CLASS_CNTRL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1890 for (cu = 1; cu <= 127; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1891 if (iscntrl(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1892 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1893 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1894 case CLASS_DIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1895 for (cu = 1; cu <= 127; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1896 if (VIM_ISDIGIT(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1897 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1898 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1899 case CLASS_GRAPH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1900 for (cu = 1; cu <= 127; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1901 if (isgraph(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1902 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1903 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1904 case CLASS_LOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1905 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1906 if (MB_ISLOWER(cu) && cu != 170
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1907 && cu != 186)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1908 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1909 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1910 case CLASS_PRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1911 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1912 if (vim_isprintc(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1913 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1914 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1915 case CLASS_PUNCT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1916 for (cu = 1; cu < 128; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1917 if (ispunct(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1918 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1919 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1920 case CLASS_SPACE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1921 for (cu = 9; cu <= 13; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1922 regc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1923 regc(' ');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1924 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1925 case CLASS_UPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1926 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1927 if (MB_ISUPPER(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1928 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1929 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1930 case CLASS_XDIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1931 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1932 if (vim_isxdigit(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1933 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1934 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1935 case CLASS_TAB:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1936 regc('\t');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1937 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1938 case CLASS_RETURN:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1939 regc('\r');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1940 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1941 case CLASS_BACKSPACE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1942 regc('\b');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1943 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1944 case CLASS_ESCAPE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1945 regc('\033');
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1946 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1947 case CLASS_IDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1948 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1949 if (vim_isIDc(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1950 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1951 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1952 case CLASS_KEYWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1953 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1954 if (reg_iswordc(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1955 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1956 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1957 case CLASS_FNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1958 for (cu = 1; cu <= 255; cu++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1959 if (vim_isfilec(cu))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1960 regmbc(cu);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1961 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1962 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1963 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1964 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1965 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1966 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1967 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1968 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1969
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1970 // produce a multibyte character, including any
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1971 // following composing characters
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1972 startc = mb_ptr2char(regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1973 len = (*mb_ptr2len)(regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1974 if (enc_utf8 && utf_char2len(startc) != len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1975 startc = -1; // composing chars
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1976 while (--len >= 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1977 regc(*regparse++);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1978 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1979 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1980 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1981 startc = *regparse++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1982 regc(startc);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1983 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1984 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1985 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1986 regc(NUL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1987 prevchr_len = 1; // last char was the ']'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1988 if (*regparse != ']')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1989 EMSG_RET_NULL(_(e_too_many_brackets)); // Cannot happen?
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1990 skipchr(); // let's be friends with the lexer again
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1991 *flagp \|= HASWIDTH \| SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1992 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1993 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1994 else if (reg_strict)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1995 EMSG2_RET_NULL(_(e_missing_rsb_after_str_lsb),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1996 reg_magic > MAGIC_OFF);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1997 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1998 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	1999
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2000 default:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2001 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2002 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2003
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2004 // A multi-byte character is handled as a separate atom if it's
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2005 // before a multi and when it's a composing char.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2006 if (use_multibytecode(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2007 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2008 do_multibyte:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2009 ret = regnode(MULTIBYTECODE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2010 regmbc(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2011 *flagp \|= HASWIDTH \| SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2012 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2013 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2014
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2015 ret = regnode(EXACTLY);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2016
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2017 // Append characters as long as:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2018 // - there is no following multi, we then need the character in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2019 // front of it as a single character operand
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2020 // - not running into a Magic character
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2021 // - "one_exactly" is not set
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2022 // But always emit at least one character. Might be a Multi,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2023 // e.g., a "[" without matching "]".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2024 for (len = 0; c != NUL && (len == 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2025 \|\| (re_multi_type(peekchr()) == NOT_MULTI
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2026 && !one_exactly
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2027 && !is_Magic(c))); ++len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2028 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2029 c = no_Magic(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2030 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2031 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2032 regmbc(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2033 if (enc_utf8)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2034 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2035 int l;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2036
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2037 // Need to get composing character too.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2038 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2039 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2040 l = utf_ptr2len(regparse);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2041 if (!UTF_COMPOSINGLIKE(regparse, regparse + l))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2042 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2043 regmbc(utf_ptr2char(regparse));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2044 skipchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2045 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2046 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2047 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2048 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2049 regc(c);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2050 c = getchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2051 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2052 ungetchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2053
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2054 regc(NUL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2055 *flagp \|= HASWIDTH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2056 if (len == 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2057 *flagp \|= SIMPLE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2058 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2059 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2060 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2061
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2062 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2063 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2064
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2065 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2066 * Parse something followed by possible [*+=].
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2067 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2068 * Note that the branching code sequences used for = and the general cases
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2069 * of * and + are somewhat optimized: they use the same NOTHING node as
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2070 * both the endmarker for their branch list and the body of the last branch.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2071 * It might seem that this node could be dispensed with entirely, but the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2072 * endmarker role is not redundant.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2073 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2074 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2075 regpiece(int *flagp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2076 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2077 char_u *ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2078 int op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2079 char_u *next;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2080 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2081 long minval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2082 long maxval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2083
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2084 ret = regatom(&flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2085 if (ret == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2086 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2087
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2088 op = peekchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2089 if (re_multi_type(op) == NOT_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2090 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2091 *flagp = flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2092 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2093 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2094 // default flags
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2095 *flagp = (WORST \| SPSTART \| (flags & (HASNL \| HASLOOKBH)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2096
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2097 skipchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2098 switch (op)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2099 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2100 case Magic('*'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2101 if (flags & SIMPLE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2102 reginsert(STAR, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2103 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2104 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2105 // Emit x* as (x&\|), where & means "self".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2106 reginsert(BRANCH, ret); // Either x
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2107 regoptail(ret, regnode(BACK)); // and loop
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2108 regoptail(ret, ret); // back
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2109 regtail(ret, regnode(BRANCH)); // or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2110 regtail(ret, regnode(NOTHING)); // null.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2111 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2112 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2113
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2114 case Magic('+'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2115 if (flags & SIMPLE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2116 reginsert(PLUS, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2117 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2118 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2119 // Emit x+ as x(&\|), where & means "self".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2120 next = regnode(BRANCH); // Either
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2121 regtail(ret, next);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2122 regtail(regnode(BACK), ret); // loop back
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2123 regtail(next, regnode(BRANCH)); // or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2124 regtail(ret, regnode(NOTHING)); // null.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2125 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2126 *flagp = (WORST \| HASWIDTH \| (flags & (HASNL \| HASLOOKBH)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2127 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2128
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2129 case Magic('@'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2130 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2131 int lop = END;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2132 long nr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2133
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2134 nr = getdecchrs();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2135 switch (no_Magic(getchr()))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2136 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2137 case '=': lop = MATCH; break; // \@=
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2138 case '!': lop = NOMATCH; break; // \@!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2139 case '>': lop = SUBPAT; break; // \@>
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2140 case '<': switch (no_Magic(getchr()))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2141 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2142 case '=': lop = BEHIND; break; // \@<=
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2143 case '!': lop = NOBEHIND; break; // \@<!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2144 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2145 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2146 if (lop == END)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2147 EMSG2_RET_NULL(_(e_invalid_character_after_str_at),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2148 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2149 // Look behind must match with behind_pos.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2150 if (lop == BEHIND \|\| lop == NOBEHIND)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2151 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2152 regtail(ret, regnode(BHPOS));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2153 *flagp \|= HASLOOKBH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2154 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2155 regtail(ret, regnode(END)); // operand ends
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2156 if (lop == BEHIND \|\| lop == NOBEHIND)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2157 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2158 if (nr < 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2159 nr = 0; // no limit is same as zero limit
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2160 reginsert_nr(lop, nr, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2161 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2162 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2163 reginsert(lop, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2164 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2165 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2166
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2167 case Magic('?'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2168 case Magic('='):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2169 // Emit x= as (x\|)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2170 reginsert(BRANCH, ret); // Either x
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2171 regtail(ret, regnode(BRANCH)); // or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2172 next = regnode(NOTHING); // null.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2173 regtail(ret, next);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2174 regoptail(ret, next);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2175 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2176
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2177 case Magic('{'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2178 if (!read_limits(&minval, &maxval))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2179 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2180 if (flags & SIMPLE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2181 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2182 reginsert(BRACE_SIMPLE, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2183 reginsert_limits(BRACE_LIMITS, minval, maxval, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2184 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2185 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2186 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2187 if (num_complex_braces >= 10)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2188 EMSG2_RET_NULL(_(e_too_many_complex_str_curly),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2189 reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2190 reginsert(BRACE_COMPLEX + num_complex_braces, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2191 regoptail(ret, regnode(BACK));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2192 regoptail(ret, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2193 reginsert_limits(BRACE_LIMITS, minval, maxval, ret);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2194 ++num_complex_braces;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2195 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2196 if (minval > 0 && maxval > 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2197 *flagp = (HASWIDTH \| (flags & (HASNL \| HASLOOKBH)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2198 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2199 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2200 if (re_multi_type(peekchr()) != NOT_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2201 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2202 // Can't have a multi follow a multi.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2203 if (peekchr() == Magic('*'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2204 EMSG2_RET_NULL(_(e_nested_str), reg_magic >= MAGIC_ON);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2205 EMSG3_RET_NULL(_(e_nested_str_chr), reg_magic == MAGIC_ALL,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2206 no_Magic(peekchr()));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2207 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2208
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2209 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2210 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2211
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2212 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2213 * Parse one alternative of an \| or & operator.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2214 * Implements the concatenation operator.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2215 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2216 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2217 regconcat(int *flagp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2218 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2219 char_u *first = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2220 char_u *chain = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2221 char_u *latest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2222 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2223 int cont = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2224
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2225 *flagp = WORST; // Tentatively.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2226
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2227 while (cont)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2228 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2229 switch (peekchr())
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2230 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2231 case NUL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2232 case Magic('\|'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2233 case Magic('&'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2234 case Magic(')'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2235 cont = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2236 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2237 case Magic('Z'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2238 regflags \|= RF_ICOMBINE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2239 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2240 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2241 case Magic('c'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2242 regflags \|= RF_ICASE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2243 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2244 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2245 case Magic('C'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2246 regflags \|= RF_NOICASE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2247 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2248 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2249 case Magic('v'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2250 reg_magic = MAGIC_ALL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2251 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2252 curchr = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2253 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2254 case Magic('m'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2255 reg_magic = MAGIC_ON;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2256 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2257 curchr = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2258 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2259 case Magic('M'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2260 reg_magic = MAGIC_OFF;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2261 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2262 curchr = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2263 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2264 case Magic('V'):
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2265 reg_magic = MAGIC_NONE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2266 skipchr_keepstart();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2267 curchr = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2268 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2269 default:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2270 latest = regpiece(&flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2271 if (latest == NULL \|\| reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2272 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2273 *flagp \|= flags & (HASWIDTH \| HASNL \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2274 if (chain == NULL) // First piece.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2275 *flagp \|= flags & SPSTART;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2276 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2277 regtail(chain, latest);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2278 chain = latest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2279 if (first == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2280 first = latest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2281 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2282 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2283 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2284 if (first == NULL) // Loop ran zero times.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2285 first = regnode(NOTHING);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2286 return first;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2287 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2288
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2289 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2290 * Parse one alternative of an \| operator.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2291 * Implements the & operator.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2292 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2293 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2294 regbranch(int *flagp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2295 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2296 char_u *ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2297 char_u *chain = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2298 char_u *latest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2299 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2300
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2301 *flagp = WORST \| HASNL; // Tentatively.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2302
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2303 ret = regnode(BRANCH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2304 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2305 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2306 latest = regconcat(&flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2307 if (latest == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2308 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2309 // If one of the branches has width, the whole thing has. If one of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2310 // the branches anchors at start-of-line, the whole thing does.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2311 // If one of the branches uses look-behind, the whole thing does.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2312 *flagp \|= flags & (HASWIDTH \| SPSTART \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2313 // If one of the branches doesn't match a line-break, the whole thing
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2314 // doesn't.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2315 *flagp &= ~HASNL \| (flags & HASNL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2316 if (chain != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2317 regtail(chain, latest);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2318 if (peekchr() != Magic('&'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2319 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2320 skipchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2321 regtail(latest, regnode(END)); // operand ends
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2322 if (reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2323 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2324 reginsert(MATCH, latest);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2325 chain = latest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2326 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2327
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2328 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2329 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2330
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2331 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2332 * Parse regular expression, i.e. main body or parenthesized thing.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2333 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2334 * Caller must absorb opening parenthesis.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2335 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2336 * Combining parenthesis handling with the base level of regular expression
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2337 * is a trifle forced, but the need to tie the tails of the branches to what
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2338 * follows makes it hard to avoid.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2339 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2340 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2341 reg(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2342 int paren, // REG_NOPAREN, REG_PAREN, REG_NPAREN or REG_ZPAREN
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2343 int *flagp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2344 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2345 char_u *ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2346 char_u *br;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2347 char_u *ender;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2348 int parno = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2349 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2350
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2351 *flagp = HASWIDTH; // Tentatively.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2352
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2353 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2354 if (paren == REG_ZPAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2355 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2356 // Make a ZOPEN node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2357 if (regnzpar >= NSUBEXP)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2358 EMSG_RET_NULL(_(e_too_many_z));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2359 parno = regnzpar;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2360 regnzpar++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2361 ret = regnode(ZOPEN + parno);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2362 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2363 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2364 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2365 if (paren == REG_PAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2366 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2367 // Make a MOPEN node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2368 if (regnpar >= NSUBEXP)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2369 EMSG2_RET_NULL(_(e_too_many_str_open), reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2370 parno = regnpar;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2371 ++regnpar;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2372 ret = regnode(MOPEN + parno);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2373 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2374 else if (paren == REG_NPAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2375 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2376 // Make a NOPEN node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2377 ret = regnode(NOPEN);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2378 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2379 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2380 ret = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2381
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2382 // Pick up the branches, linking them together.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2383 br = regbranch(&flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2384 if (br == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2385 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2386 if (ret != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2387 regtail(ret, br); // [MZ]OPEN -> first.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2388 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2389 ret = br;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2390 // If one of the branches can be zero-width, the whole thing can.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2391 // If one of the branches has * at start or matches a line-break, the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2392 // whole thing can.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2393 if (!(flags & HASWIDTH))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2394 *flagp &= ~HASWIDTH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2395 *flagp \|= flags & (SPSTART \| HASNL \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2396 while (peekchr() == Magic('\|'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2397 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2398 skipchr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2399 br = regbranch(&flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2400 if (br == NULL \|\| reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2401 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2402 regtail(ret, br); // BRANCH -> BRANCH.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2403 if (!(flags & HASWIDTH))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2404 *flagp &= ~HASWIDTH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2405 *flagp \|= flags & (SPSTART \| HASNL \| HASLOOKBH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2406 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2407
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2408 // Make a closing node, and hook it on the end.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2409 ender = regnode(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2410 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2411 paren == REG_ZPAREN ? ZCLOSE + parno :
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2412 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2413 paren == REG_PAREN ? MCLOSE + parno :
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2414 paren == REG_NPAREN ? NCLOSE : END);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2415 regtail(ret, ender);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2416
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2417 // Hook the tails of the branches to the closing node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2418 for (br = ret; br != NULL; br = regnext(br))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2419 regoptail(br, ender);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2420
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2421 // Check for proper termination.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2422 if (paren != REG_NOPAREN && getchr() != Magic(')'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2423 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2424 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2425 if (paren == REG_ZPAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2426 EMSG_RET_NULL(_(e_unmatched_z));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2427 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2428 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2429 if (paren == REG_NPAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2430 EMSG2_RET_NULL(_(e_unmatched_str_percent_open), reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2431 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2432 EMSG2_RET_NULL(_(e_unmatched_str_open), reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2433 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2434 else if (paren == REG_NOPAREN && peekchr() != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2435 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2436 if (curchr == Magic(')'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2437 EMSG2_RET_NULL(_(e_unmatched_str_close), reg_magic == MAGIC_ALL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2438 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2439 EMSG_RET_NULL(_(e_trailing_characters)); // "Can't happen".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2440 // NOTREACHED
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2441 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2442 // Here we set the flag allowing back references to this set of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2443 // parentheses.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2444 if (paren == REG_PAREN)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2445 had_endbrace[parno] = TRUE; // have seen the close paren
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2446 return ret;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2447 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2448
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2449 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2450 * bt_regcomp() - compile a regular expression into internal code for the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2451 * traditional back track matcher.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2452 * Returns the program in allocated space. Returns NULL for an error.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2453 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2454 * We can't allocate space until we know how big the compiled form will be,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2455 * but we can't compile it (and thus know how big it is) until we've got a
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2456 * place to put the code. So we cheat: we compile it twice, once with code
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2457 * generation turned off and size counting turned on, and once "for real".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2458 * This also means that we don't allocate space until we are sure that the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2459 * thing really will compile successfully, and we never have to move the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2460 * code and thus invalidate pointers into it. (Note that it has to be in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2461 * one piece because vim_free() must be able to free it all.)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2462 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2463 * Whether upper/lower case is to be ignored is decided when executing the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2464 * program, it does not matter here.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2465 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2466 * Beware that the optimization-preparation code in here knows about some
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2467 * of the structure of the compiled regexp.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2468 * "re_flags": RE_MAGIC and/or RE_STRING.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2469 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2470 static regprog_T *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2471 bt_regcomp(char_u *expr, int re_flags)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2472 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2473 bt_regprog_T *r;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2474 char_u *scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2475 char_u *longest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2476 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2477 int flags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2478
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2479 if (expr == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2480 IEMSG_RET_NULL(e_null_argument);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2481
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2482 init_class_tab();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2483
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2484 // First pass: determine size, legality.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2485 regcomp_start(expr, re_flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2486 regcode = JUST_CALC_SIZE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2487 regc(REGMAGIC);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2488 if (reg(REG_NOPAREN, &flags) == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2489 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2490
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2491 // Allocate space.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2492 r = alloc(offsetof(bt_regprog_T, program) + regsize);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2493 if (r == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2494 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2495 r->re_in_use = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2496
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2497 // Second pass: emit code.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2498 regcomp_start(expr, re_flags);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2499 regcode = r->program;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2500 regc(REGMAGIC);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2501 if (reg(REG_NOPAREN, &flags) == NULL \|\| reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2502 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2503 vim_free(r);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2504 if (reg_toolong)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2505 EMSG_RET_NULL(_(e_pattern_too_long));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2506 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2507 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2508
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2509 // Dig out information for optimizations.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2510 r->regstart = NUL; // Worst-case defaults.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2511 r->reganch = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2512 r->regmust = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2513 r->regmlen = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2514 r->regflags = regflags;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2515 if (flags & HASNL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2516 r->regflags \|= RF_HASNL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2517 if (flags & HASLOOKBH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2518 r->regflags \|= RF_LOOKBH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2519 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2520 // Remember whether this pattern has any \z specials in it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2521 r->reghasz = re_has_z;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2522 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2523 scan = r->program + 1; // First BRANCH.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2524 if (OP(regnext(scan)) == END) // Only one top-level choice.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2525 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2526 scan = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2527
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2528 // Starting-point info.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2529 if (OP(scan) == BOL \|\| OP(scan) == RE_BOF)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2530 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2531 r->reganch++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2532 scan = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2533 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2534
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2535 if (OP(scan) == EXACTLY)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2536 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2537 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2538 r->regstart = (*mb_ptr2char)(OPERAND(scan));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2539 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2540 r->regstart = *OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2541 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2542 else if ((OP(scan) == BOW
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2543 \|\| OP(scan) == EOW
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2544 \|\| OP(scan) == NOTHING
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2545 \|\| OP(scan) == MOPEN + 0 \|\| OP(scan) == NOPEN
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2546 \|\| OP(scan) == MCLOSE + 0 \|\| OP(scan) == NCLOSE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2547 && OP(regnext(scan)) == EXACTLY)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2548 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2549 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2550 r->regstart = (*mb_ptr2char)(OPERAND(regnext(scan)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2551 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2552 r->regstart = *OPERAND(regnext(scan));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2553 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2554
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2555 // If there's something expensive in the r.e., find the longest
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2556 // literal string that must appear and make it the regmust. Resolve
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2557 // ties in favor of later strings, since the regstart check works
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2558 // with the beginning of the r.e. and avoiding duplication
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2559 // strengthens checking. Not a strong reason, but sufficient in the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2560 // absence of others.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2561
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2562 // When the r.e. starts with BOW, it is faster to look for a regmust
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2563 // first. Used a lot for "#" and "*" commands. (Added by mool).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2564 if ((flags & SPSTART \|\| OP(scan) == BOW \|\| OP(scan) == EOW)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2565 && !(flags & HASNL))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2566 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2567 longest = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2568 len = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2569 for (; scan != NULL; scan = regnext(scan))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2570 if (OP(scan) == EXACTLY && STRLEN(OPERAND(scan)) >= (size_t)len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2571 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2572 longest = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2573 len = (int)STRLEN(OPERAND(scan));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2574 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2575 r->regmust = longest;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2576 r->regmlen = len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2577 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2578 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2579 #ifdef BT_REGEXP_DUMP
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2580 regdump(expr, r);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2581 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2582 r->engine = &bt_regengine;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2583 return (regprog_T *)r;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2584 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2585
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2586 #if defined(FEAT_SYN_HL) \|\| defined(PROTO)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2587 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2588 * Check if during the previous call to vim_regcomp the EOL item "$" has been
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2589 * found. This is messy, but it works fine.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2590 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2591 int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2592 vim_regcomp_had_eol(void)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2593 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2594 return had_eol;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2595 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2596 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2597
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2598 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2599 * Get a number after a backslash that is inside [].
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2600 * When nothing is recognized return a backslash.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2601 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2602 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2603 coll_get_char(void)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2604 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2605 long nr = -1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2606
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2607 switch (*regparse++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2608 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2609 case 'd': nr = getdecchrs(); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2610 case 'o': nr = getoctchrs(); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2611 case 'x': nr = gethexchrs(2); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2612 case 'u': nr = gethexchrs(4); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2613 case 'U': nr = gethexchrs(8); break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2614 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2615 if (nr < 0 \|\| nr > INT_MAX)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2616 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2617 // If getting the number fails be backwards compatible: the character
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2618 // is a backslash.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2619 --regparse;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2620 nr = '\\';
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2621 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2622 return nr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2623 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2624
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2625 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2626 * Free a compiled regexp program, returned by bt_regcomp().
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2627 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2628 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2629 bt_regfree(regprog_T *prog)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2630 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2631 vim_free(prog);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2632 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2633
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2634 #define ADVANCE_REGINPUT() MB_PTR_ADV(rex.input)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2635
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2636 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2637 * The arguments from BRACE_LIMITS are stored here. They are actually local
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2638 * to regmatch(), but they are here to reduce the amount of stack space used
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2639 * (it can be called recursively many times).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2640 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2641 static long bl_minval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2642 static long bl_maxval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2643
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2644 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2645 * Save the input line and position in a regsave_T.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2646 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2647 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2648 reg_save(regsave_T save, garray_T gap)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2649 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2650 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2651 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2652 save->rs_u.pos.col = (colnr_T)(rex.input - rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2653 save->rs_u.pos.lnum = rex.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2654 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2655 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2656 save->rs_u.ptr = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2657 save->rs_len = gap->ga_len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2658 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2659
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2660 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2661 * Restore the input line and position from a regsave_T.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2662 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2663 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2664 reg_restore(regsave_T save, garray_T gap)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2665 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2666 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2667 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2668 if (rex.lnum != save->rs_u.pos.lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2669 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2670 // only call reg_getline() when the line number changed to save
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2671 // a bit of time
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2672 rex.lnum = save->rs_u.pos.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2673 rex.line = reg_getline(rex.lnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2674 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2675 rex.input = rex.line + save->rs_u.pos.col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2676 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2677 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2678 rex.input = save->rs_u.ptr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2679 gap->ga_len = save->rs_len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2680 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2681
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2682 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2683 * Return TRUE if current position is equal to saved position.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2684 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2685 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2686 reg_save_equal(regsave_T *save)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2687 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2688 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2689 return rex.lnum == save->rs_u.pos.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2690 && rex.input == rex.line + save->rs_u.pos.col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2691 return rex.input == save->rs_u.ptr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2692 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2693
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2694 // Save the sub-expressions before attempting a match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2695 #define save_se(savep, posp, pp) \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2696 REG_MULTI ? save_se_multi((savep), (posp)) : save_se_one((savep), (pp))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2697
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2698 // After a failed match restore the sub-expressions.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2699 #define restore_se(savep, posp, pp) \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2700 { \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2701 if (REG_MULTI) \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2702 *(posp) = (savep)->se_u.pos; \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2703 else \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2704 *(pp) = (savep)->se_u.ptr; \
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2705 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2706
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2707 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2708 * Tentatively set the sub-expression start to the current position (after
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2709 * calling regmatch() they will have changed). Need to save the existing
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2710 * values for when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2711 * Use se_save() to use pointer (save_se_multi()) or position (save_se_one()),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2712 * depending on REG_MULTI.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2713 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2714 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2715 save_se_multi(save_se_T savep, lpos_T posp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2716 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2717 savep->se_u.pos = *posp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2718 posp->lnum = rex.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2719 posp->col = (colnr_T)(rex.input - rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2720 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2721
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2722 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2723 save_se_one(save_se_T savep, char_u *pp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2724 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2725 savep->se_u.ptr = *pp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2726 *pp = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2727 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2728
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2729 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2730 * regrepeat - repeatedly match something simple, return how many.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2731 * Advances rex.input (and rex.lnum) to just after the matched chars.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2732 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2733 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2734 regrepeat(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2735 char_u *p,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2736 long maxcount) // maximum number of matches allowed
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2737 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2738 long count = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2739 char_u *scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2740 char_u *opnd;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2741 int mask;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2742 int testval = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2743
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2744 scan = rex.input; // Make local copy of rex.input for speed.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2745 opnd = OPERAND(p);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2746 switch (OP(p))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2747 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2748 case ANY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2749 case ANY + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2750 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2751 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2752 // Matching anything means we continue until end-of-line (or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2753 // end-of-file for ANY + ADD_NL), only limited by maxcount.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2754 while (*scan != NUL && count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2755 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2756 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2757 MB_PTR_ADV(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2758 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2759 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2760 \|\| rex.reg_line_lbr \|\| count == maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2761 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2762 ++count; // count the line-break
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2763 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2764 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2765 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2766 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2767 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2768 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2769
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2770 case IDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2771 case IDENT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2772 testval = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2773 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2774 case SIDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2775 case SIDENT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2776 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2777 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2778 if (vim_isIDc(PTR2CHAR(scan)) && (testval \|\| !VIM_ISDIGIT(*scan)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2779 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2780 MB_PTR_ADV(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2781 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2782 else if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2783 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2784 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2785 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2786 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2787 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2788 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2789 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2790 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2791 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2792 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2793 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2794 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2795 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2796 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2797 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2798 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2799
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2800 case KWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2801 case KWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2802 testval = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2803 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2804 case SKWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2805 case SKWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2806 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2807 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2808 if (vim_iswordp_buf(scan, rex.reg_buf)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2809 && (testval \|\| !VIM_ISDIGIT(*scan)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2810 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2811 MB_PTR_ADV(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2812 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2813 else if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2814 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2815 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2816 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2817 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2818 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2819 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2820 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2821 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2822 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2823 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2824 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2825 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2826 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2827 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2828 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2829 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2830
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2831 case FNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2832 case FNAME + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2833 testval = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2834 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2835 case SFNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2836 case SFNAME + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2837 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2838 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2839 if (vim_isfilec(PTR2CHAR(scan)) && (testval \|\| !VIM_ISDIGIT(*scan)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2840 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2841 MB_PTR_ADV(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2842 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2843 else if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2844 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2845 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2846 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2847 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2848 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2849 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2850 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2851 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2852 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2853 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2854 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2855 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2856 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2857 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2858 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2859 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2860
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2861 case PRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2862 case PRINT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2863 testval = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2864 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2865 case SPRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2866 case SPRINT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2867 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2868 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2869 if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2870 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2871 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2872 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2873 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2874 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2875 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2876 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2877 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2878 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2879 else if (vim_isprintc(PTR2CHAR(scan)) == 1
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2880 && (testval \|\| !VIM_ISDIGIT(*scan)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2881 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2882 MB_PTR_ADV(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2883 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2884 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2885 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2886 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2887 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2888 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2889 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2890 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2891
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2892 case WHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2893 case WHITE + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2894 testval = mask = RI_WHITE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2895 do_class:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2896 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2897 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2898 int l;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2899
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2900 if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2901 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2902 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2903 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2904 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2905 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2906 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2907 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2908 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2909 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2910 else if (has_mbyte && (l = (*mb_ptr2len)(scan)) > 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2911 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2912 if (testval != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2913 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2914 scan += l;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2915 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2916 else if ((class_tab[*scan] & mask) == testval)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2917 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2918 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2919 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2920 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2921 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2922 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2923 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2924 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2925
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2926 case NWHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2927 case NWHITE + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2928 mask = RI_WHITE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2929 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2930 case DIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2931 case DIGIT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2932 testval = mask = RI_DIGIT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2933 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2934 case NDIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2935 case NDIGIT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2936 mask = RI_DIGIT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2937 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2938 case HEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2939 case HEX + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2940 testval = mask = RI_HEX;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2941 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2942 case NHEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2943 case NHEX + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2944 mask = RI_HEX;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2945 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2946 case OCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2947 case OCTAL + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2948 testval = mask = RI_OCTAL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2949 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2950 case NOCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2951 case NOCTAL + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2952 mask = RI_OCTAL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2953 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2954 case WORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2955 case WORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2956 testval = mask = RI_WORD;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2957 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2958 case NWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2959 case NWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2960 mask = RI_WORD;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2961 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2962 case HEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2963 case HEAD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2964 testval = mask = RI_HEAD;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2965 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2966 case NHEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2967 case NHEAD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2968 mask = RI_HEAD;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2969 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2970 case ALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2971 case ALPHA + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2972 testval = mask = RI_ALPHA;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2973 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2974 case NALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2975 case NALPHA + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2976 mask = RI_ALPHA;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2977 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2978 case LOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2979 case LOWER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2980 testval = mask = RI_LOWER;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2981 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2982 case NLOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2983 case NLOWER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2984 mask = RI_LOWER;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2985 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2986 case UPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2987 case UPPER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2988 testval = mask = RI_UPPER;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2989 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2990 case NUPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2991 case NUPPER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2992 mask = RI_UPPER;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2993 goto do_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2994
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2995 case EXACTLY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2996 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2997 int cu, cl;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2998
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	2999 // This doesn't do a multi-byte character, because a MULTIBYTECODE
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3000 // would have been used for it. It does handle single-byte
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3001 // characters, such as latin1.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3002 if (rex.reg_ic)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3003 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3004 cu = MB_TOUPPER(*opnd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3005 cl = MB_TOLOWER(*opnd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3006 while (count < maxcount && (scan == cu \|\| scan == cl))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3007 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3008 count++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3009 scan++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3010 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3011 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3012 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3013 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3014 cu = *opnd;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3015 while (count < maxcount && *scan == cu)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3016 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3017 count++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3018 scan++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3019 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3020 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3021 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3022 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3023
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3024 case MULTIBYTECODE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3025 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3026 int i, len, cf = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3027
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3028 // Safety check (just in case 'encoding' was changed since
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3029 // compiling the program).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3030 if ((len = (*mb_ptr2len)(opnd)) > 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3031 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3032 if (rex.reg_ic && enc_utf8)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3033 cf = utf_fold(utf_ptr2char(opnd));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3034 while (count < maxcount && (*mb_ptr2len)(scan) >= len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3035 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3036 for (i = 0; i < len; ++i)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3037 if (opnd[i] != scan[i])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3038 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3039 if (i < len && (!rex.reg_ic \|\| !enc_utf8
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3040 \|\| utf_fold(utf_ptr2char(scan)) != cf))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3041 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3042 scan += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3043 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3044 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3045 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3046 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3047 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3048
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3049 case ANYOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3050 case ANYOF + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3051 testval = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3052 // FALLTHROUGH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3053
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3054 case ANYBUT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3055 case ANYBUT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3056 while (count < maxcount)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3057 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3058 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3059
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3060 if (*scan == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3061 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3062 if (!REG_MULTI \|\| !WITH_NL(OP(p)) \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3063 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3064 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3065 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3066 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3067 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3068 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3069 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3070 else if (rex.reg_line_lbr && *scan == '\n' && WITH_NL(OP(p)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3071 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3072 else if (has_mbyte && (len = (*mb_ptr2len)(scan)) > 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3073 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3074 if ((cstrchr(opnd, (*mb_ptr2char)(scan)) == NULL) == testval)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3075 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3076 scan += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3077 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3078 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3079 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3080 if ((cstrchr(opnd, *scan) == NULL) == testval)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3081 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3082 ++scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3083 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3084 ++count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3085 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3086 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3087
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3088 case NEWL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3089 while (count < maxcount
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3090 && ((*scan == NUL && rex.lnum <= rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3091 && !rex.reg_line_lbr && REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3092 \|\| (*scan == '\n' && rex.reg_line_lbr)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3093 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3094 count++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3095 if (rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3096 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3097 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3098 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3099 scan = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3100 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3101 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3102 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3103 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3104
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3105 default: // Oh dear. Called inappropriately.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3106 iemsg(e_corrupted_regexp_program);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3107 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3108 printf("Called regrepeat with op code %d\n", OP(p));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3109 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3110 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3111 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3112
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3113 rex.input = scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3114
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3115 return (int)count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3116 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3117
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3118 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3119 * Push an item onto the regstack.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3120 * Returns pointer to new item. Returns NULL when out of memory.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3121 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3122 static regitem_T *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3123 regstack_push(regstate_T state, char_u *scan)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3124 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3125 regitem_T *rp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3126
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3127 if ((long)((unsigned)regstack.ga_len >> 10) >= p_mmp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3128 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3129 emsg(_(e_pattern_uses_more_memory_than_maxmempattern));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3130 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3131 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3132 if (ga_grow(&regstack, sizeof(regitem_T)) == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3133 return NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3134
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3135 rp = (regitem_T )((char )regstack.ga_data + regstack.ga_len);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3136 rp->rs_state = state;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3137 rp->rs_scan = scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3138
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3139 regstack.ga_len += sizeof(regitem_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3140 return rp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3141 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3142
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3143 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3144 * Pop an item from the regstack.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3145 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3146 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3147 regstack_pop(char_u **scan)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3148 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3149 regitem_T *rp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3150
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3151 rp = (regitem_T )((char )regstack.ga_data + regstack.ga_len) - 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3152 *scan = rp->rs_scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3153
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3154 regstack.ga_len -= sizeof(regitem_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3155 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3156
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3157 #ifdef FEAT_RELTIME
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3158 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3159 * Check if the timer expired, return TRUE if so.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3160 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3161 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3162 bt_did_time_out(int *timed_out)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3163 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3164 if (*timeout_flag)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3165 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3166 if (timed_out != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3167 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3168 # ifdef FEAT_EVAL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3169 if (!*timed_out)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3170 ch_log(NULL, "BT regexp timed out");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3171 # endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3172 *timed_out = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3173 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3174 return TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3175 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3176 return FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3177 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3178 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3179
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3180 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3181 * Save the current subexpr to "bp", so that they can be restored
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3182 * later by restore_subexpr().
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3183 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3184 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3185 save_subexpr(regbehind_T *bp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3186 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3187 int i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3188
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3189 // When "rex.need_clear_subexpr" is set we don't need to save the values,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3190 // only remember that this flag needs to be set again when restoring.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3191 bp->save_need_clear_subexpr = rex.need_clear_subexpr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3192 if (rex.need_clear_subexpr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3193 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3194
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3195 for (i = 0; i < NSUBEXP; ++i)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3196 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3197 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3198 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3199 bp->save_start[i].se_u.pos = rex.reg_startpos[i];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3200 bp->save_end[i].se_u.pos = rex.reg_endpos[i];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3201 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3202 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3203 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3204 bp->save_start[i].se_u.ptr = rex.reg_startp[i];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3205 bp->save_end[i].se_u.ptr = rex.reg_endp[i];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3206 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3207 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3208 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3209
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3210 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3211 * Restore the subexpr from "bp".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3212 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3213 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3214 restore_subexpr(regbehind_T *bp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3215 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3216 int i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3217
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3218 // Only need to restore saved values when they are not to be cleared.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3219 rex.need_clear_subexpr = bp->save_need_clear_subexpr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3220 if (rex.need_clear_subexpr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3221 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3222
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3223 for (i = 0; i < NSUBEXP; ++i)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3224 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3225 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3226 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3227 rex.reg_startpos[i] = bp->save_start[i].se_u.pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3228 rex.reg_endpos[i] = bp->save_end[i].se_u.pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3229 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3230 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3231 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3232 rex.reg_startp[i] = bp->save_start[i].se_u.ptr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3233 rex.reg_endp[i] = bp->save_end[i].se_u.ptr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3234 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3235 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3236 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3237
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3238 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3239 * regmatch - main matching routine
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3240 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3241 * Conceptually the strategy is simple: Check to see whether the current node
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3242 * matches, push an item onto the regstack and loop to see whether the rest
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3243 * matches, and then act accordingly. In practice we make some effort to
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3244 * avoid using the regstack, in particular by going through "ordinary" nodes
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3245 * (that don't need to know whether the rest of the match failed) by a nested
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3246 * loop.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3247 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3248 * Returns TRUE when there is a match. Leaves rex.input and rex.lnum just after
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3249 * the last matched character.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3250 * Returns FALSE when there is no match. Leaves rex.input and rex.lnum in an
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3251 * undefined state!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3252 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3253 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3254 regmatch(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3255 char_u *scan, // Current node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3256 int *timed_out UNUSED) // flag set on timeout or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3257 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3258 char_u *next; // Next node.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3259 int op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3260 int c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3261 regitem_T *rp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3262 int no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3263 int status; // one of the RA_ values:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3264
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3265 // Make "regstack" and "backpos" empty. They are allocated and freed in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3266 // bt_regexec_both() to reduce malloc()/free() calls.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3267 regstack.ga_len = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3268 backpos.ga_len = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3269
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3270 // Repeat until "regstack" is empty.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3271 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3272 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3273 // Some patterns may take a long time to match, e.g., "$[a-z]\+$\+Q".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3274 // Allow interrupting them with CTRL-C.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3275 fast_breakcheck();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3276
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3277 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3278 if (scan != NULL && regnarrate)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3279 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3280 mch_errmsg((char *)regprop(scan));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3281 mch_errmsg("(\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3282 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3283 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3284
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3285 // Repeat for items that can be matched sequentially, without using the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3286 // regstack.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3287 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3288 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3289 if (got_int \|\| scan == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3290 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3291 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3292 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3293 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3294 #ifdef FEAT_RELTIME
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3295 if (bt_did_time_out(timed_out))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3296 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3297 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3298 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3299 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3300 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3301 status = RA_CONT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3302
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3303 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3304 if (regnarrate)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3305 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3306 mch_errmsg((char *)regprop(scan));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3307 mch_errmsg("...\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3308 # ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3309 if (re_extmatch_in != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3310 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3311 int i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3312
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3313 mch_errmsg(_("External submatches:\n"));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3314 for (i = 0; i < NSUBEXP; i++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3315 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3316 mch_errmsg(" \"");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3317 if (re_extmatch_in->matches[i] != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3318 mch_errmsg((char *)re_extmatch_in->matches[i]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3319 mch_errmsg("\"\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3320 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3321 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3322 # endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3323 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3324 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3325 next = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3326
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3327 op = OP(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3328 // Check for character class with NL added.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3329 if (!rex.reg_line_lbr && WITH_NL(op) && REG_MULTI
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3330 && *rex.input == NUL && rex.lnum <= rex.reg_maxline)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3331 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3332 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3333 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3334 else if (rex.reg_line_lbr && WITH_NL(op) && *rex.input == '\n')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3335 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3336 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3337 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3338 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3339 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3340 if (WITH_NL(op))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3341 op -= ADD_NL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3342 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3343 c = (*mb_ptr2char)(rex.input);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3344 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3345 c = *rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3346 switch (op)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3347 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3348 case BOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3349 if (rex.input != rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3350 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3351 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3352
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3353 case EOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3354 if (c != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3355 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3356 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3357
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3358 case RE_BOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3359 // We're not at the beginning of the file when below the first
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3360 // line where we started, not at the start of the line or we
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3361 // didn't start at the first line of the buffer.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3362 if (rex.lnum != 0 \|\| rex.input != rex.line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3363 \|\| (REG_MULTI && rex.reg_firstlnum > 1))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3364 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3365 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3366
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3367 case RE_EOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3368 if (rex.lnum != rex.reg_maxline \|\| c != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3369 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3370 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3371
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3372 case CURSOR:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3373 // Check if the buffer is in a window and compare the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3374 // rex.reg_win->w_cursor position to the match position.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3375 if (rex.reg_win == NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3376 \|\| (rex.lnum + rex.reg_firstlnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3377 != rex.reg_win->w_cursor.lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3378 \|\| ((colnr_T)(rex.input - rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3379 != rex.reg_win->w_cursor.col))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3380 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3381 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3382
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3383 case RE_MARK:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3384 // Compare the mark position to the match position.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3385 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3386 int mark = OPERAND(scan)[0];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3387 int cmp = OPERAND(scan)[1];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3388 pos_T *pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3389 size_t col = REG_MULTI ? rex.input - rex.line : 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3390
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3391 pos = getmark_buf(rex.reg_buf, mark, FALSE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3392
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3393 // Line may have been freed, get it again.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3394 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3395 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3396 rex.line = reg_getline(rex.lnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3397 rex.input = rex.line + col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3398 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3399
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3400 if (pos == NULL // mark doesn't exist
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3401 \|\| pos->lnum <= 0) // mark isn't set in reg_buf
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3402 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3403 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3404 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3405 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3406 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3407 colnr_T pos_col = pos->lnum == rex.lnum + rex.reg_firstlnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3408 && pos->col == MAXCOL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3409 ? (colnr_T)STRLEN(reg_getline(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3410 pos->lnum - rex.reg_firstlnum))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3411 : pos->col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3412
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3413 if ((pos->lnum == rex.lnum + rex.reg_firstlnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3414 ? (pos_col == (colnr_T)(rex.input - rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3415 ? (cmp == '<' \|\| cmp == '>')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3416 : (pos_col < (colnr_T)(rex.input - rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3417 ? cmp != '>'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3418 : cmp != '<'))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3419 : (pos->lnum < rex.lnum + rex.reg_firstlnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3420 ? cmp != '>'
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3421 : cmp != '<')))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3422 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3423 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3424 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3425 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3426
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3427 case RE_VISUAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3428 if (!reg_match_visual())
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3429 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3430 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3431
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3432 case RE_LNUM:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3433 if (!REG_MULTI \|\| !re_num_cmp((long_u)(rex.lnum + rex.reg_firstlnum),
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3434 scan))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3435 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3436 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3437
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3438 case RE_COL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3439 if (!re_num_cmp((long_u)(rex.input - rex.line) + 1, scan))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3440 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3441 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3442
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3443 case RE_VCOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3444 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3445 win_T *wp = rex.reg_win == NULL ? curwin : rex.reg_win;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3446 linenr_T lnum = REG_MULTI ? rex.reg_firstlnum + rex.lnum : 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3447 long_u vcol;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3448
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3449 if (REG_MULTI && (lnum <= 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3450 \|\| lnum > wp->w_buffer->b_ml.ml_line_count))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3451 lnum = 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3452 vcol = (long_u)win_linetabsize(wp, lnum, rex.line,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3453 (colnr_T)(rex.input - rex.line));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3454 if (!re_num_cmp(vcol + 1, scan))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3455 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3456 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3457 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3458
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3459 case BOW: // \<word; rex.input points to w
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3460 if (c == NUL) // Can't match at end of line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3461 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3462 else if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3463 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3464 int this_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3465
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3466 // Get class of current and previous char (if it exists).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3467 this_class = mb_get_class_buf(rex.input, rex.reg_buf);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3468 if (this_class <= 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3469 status = RA_NOMATCH; // not on a word at all
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3470 else if (reg_prev_class() == this_class)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3471 status = RA_NOMATCH; // previous char is in same word
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3472 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3473 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3474 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3475 if (!vim_iswordc_buf(c, rex.reg_buf) \|\| (rex.input > rex.line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3476 && vim_iswordc_buf(rex.input[-1], rex.reg_buf)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3477 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3478 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3479 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3480
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3481 case EOW: // word\>; rex.input points after d
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3482 if (rex.input == rex.line) // Can't match at start of line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3483 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3484 else if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3485 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3486 int this_class, prev_class;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3487
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3488 // Get class of current and previous char (if it exists).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3489 this_class = mb_get_class_buf(rex.input, rex.reg_buf);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3490 prev_class = reg_prev_class();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3491 if (this_class == prev_class
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3492 \|\| prev_class == 0 \|\| prev_class == 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3493 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3494 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3495 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3496 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3497 if (!vim_iswordc_buf(rex.input[-1], rex.reg_buf)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3498 \|\| (rex.input[0] != NUL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3499 && vim_iswordc_buf(c, rex.reg_buf)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3500 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3501 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3502 break; // Matched with EOW
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3503
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3504 case ANY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3505 // ANY does not match new lines.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3506 if (c == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3507 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3508 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3509 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3510 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3511
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3512 case IDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3513 if (!vim_isIDc(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3514 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3515 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3516 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3517 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3518
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3519 case SIDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3520 if (VIM_ISDIGIT(*rex.input) \|\| !vim_isIDc(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3521 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3522 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3523 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3524 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3525
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3526 case KWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3527 if (!vim_iswordp_buf(rex.input, rex.reg_buf))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3528 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3529 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3530 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3531 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3532
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3533 case SKWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3534 if (VIM_ISDIGIT(*rex.input)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3535 \|\| !vim_iswordp_buf(rex.input, rex.reg_buf))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3536 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3537 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3538 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3539 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3540
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3541 case FNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3542 if (!vim_isfilec(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3543 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3544 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3545 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3546 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3547
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3548 case SFNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3549 if (VIM_ISDIGIT(*rex.input) \|\| !vim_isfilec(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3550 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3551 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3552 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3553 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3554
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3555 case PRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3556 if (!vim_isprintc(PTR2CHAR(rex.input)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3557 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3558 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3559 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3560 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3561
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3562 case SPRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3563 if (VIM_ISDIGIT(*rex.input) \|\| !vim_isprintc(PTR2CHAR(rex.input)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3564 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3565 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3566 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3567 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3568
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3569 case WHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3570 if (!VIM_ISWHITE(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3571 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3572 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3573 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3574 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3575
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3576 case NWHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3577 if (c == NUL \|\| VIM_ISWHITE(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3578 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3579 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3580 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3581 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3582
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3583 case DIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3584 if (!ri_digit(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3585 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3586 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3587 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3588 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3589
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3590 case NDIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3591 if (c == NUL \|\| ri_digit(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3592 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3593 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3594 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3595 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3596
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3597 case HEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3598 if (!ri_hex(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3599 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3600 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3601 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3602 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3603
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3604 case NHEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3605 if (c == NUL \|\| ri_hex(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3606 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3607 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3608 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3609 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3610
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3611 case OCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3612 if (!ri_octal(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3613 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3614 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3615 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3616 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3617
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3618 case NOCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3619 if (c == NUL \|\| ri_octal(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3620 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3621 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3622 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3623 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3624
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3625 case WORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3626 if (!ri_word(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3627 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3628 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3629 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3630 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3631
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3632 case NWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3633 if (c == NUL \|\| ri_word(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3634 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3635 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3636 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3637 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3638
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3639 case HEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3640 if (!ri_head(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3641 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3642 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3643 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3644 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3645
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3646 case NHEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3647 if (c == NUL \|\| ri_head(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3648 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3649 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3650 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3651 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3652
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3653 case ALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3654 if (!ri_alpha(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3655 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3656 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3657 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3658 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3659
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3660 case NALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3661 if (c == NUL \|\| ri_alpha(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3662 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3663 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3664 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3665 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3666
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3667 case LOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3668 if (!ri_lower(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3669 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3670 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3671 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3672 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3673
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3674 case NLOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3675 if (c == NUL \|\| ri_lower(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3676 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3677 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3678 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3679 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3680
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3681 case UPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3682 if (!ri_upper(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3683 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3684 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3685 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3686 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3687
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3688 case NUPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3689 if (c == NUL \|\| ri_upper(c))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3690 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3691 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3692 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3693 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3694
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3695 case EXACTLY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3696 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3697 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3698 char_u *opnd;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3699
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3700 opnd = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3701 // Inline the first byte, for speed.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3702 if (opnd != rex.input
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3703 && (!rex.reg_ic
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3704 \|\| (!enc_utf8
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3705 && MB_TOLOWER(opnd) != MB_TOLOWER(rex.input))))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3706 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3707 else if (*opnd == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3708 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3709 // match empty string always works; happens when "~" is
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3710 // empty.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3711 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3712 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3713 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3714 if (opnd[1] == NUL && !(enc_utf8 && rex.reg_ic))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3715 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3716 len = 1; // matched a single byte above
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3717 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3718 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3719 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3720 // Need to match first byte again for multi-byte.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3721 len = (int)STRLEN(opnd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3722 if (cstrncmp(opnd, rex.input, &len) != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3723 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3724 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3725 // Check for following composing character, unless %C
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3726 // follows (skips over all composing chars).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3727 if (status != RA_NOMATCH
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3728 && enc_utf8
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3729 && UTF_COMPOSINGLIKE(rex.input, rex.input + len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3730 && !rex.reg_icombine
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3731 && OP(next) != RE_COMPOSING)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3732 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3733 // raaron: This code makes a composing character get
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3734 // ignored, which is the correct behavior (sometimes)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3735 // for voweled Hebrew texts.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3736 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3737 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3738 if (status != RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3739 rex.input += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3740 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3741 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3742 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3743
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3744 case ANYOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3745 case ANYBUT:
34084 90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3746 {
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3747 char_u *q = OPERAND(scan);
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3748
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3749 if (c == NUL)
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3750 status = RA_NOMATCH;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3751 else if ((cstrchr(q, c) == NULL) == (op == ANYOF))
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3752 status = RA_NOMATCH;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3753 else
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3754 {
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3755 // Check following combining characters
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3756 int len = 0;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3757 int i;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3758
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3759 if (enc_utf8)
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3760 len = utfc_ptr2len(q) - utf_ptr2len(q);
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3761
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3762 MB_CPTR_ADV(rex.input);
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3763 MB_CPTR_ADV(q);
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3764
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3765 if (!enc_utf8 \|\| len == 0)
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3766 break;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3767
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3768 for (i = 0; i < len; ++i)
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3769 if (q[i] != rex.input[i])
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3770 {
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3771 status = RA_NOMATCH;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3772 break;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3773 }
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3774 rex.input += len;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3775 }
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3776 break;
90063f44c99a patch 9.1.0011: regexp cannot match combining chars in collection Christian Brabandt <cb@256bit.org> parents: 32950 diff changeset	3777 }
32670 695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3778
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3779 case MULTIBYTECODE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3780 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3781 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3782 int i, len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3783 char_u *opnd;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3784 int opndc = 0, inpc;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3785
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3786 opnd = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3787 // Safety check (just in case 'encoding' was changed since
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3788 // compiling the program).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3789 if ((len = (*mb_ptr2len)(opnd)) < 2)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3790 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3791 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3792 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3793 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3794 if (enc_utf8)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3795 opndc = utf_ptr2char(opnd);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3796 if (enc_utf8 && utf_iscomposing(opndc))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3797 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3798 // When only a composing char is given match at any
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3799 // position where that composing char appears.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3800 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3801 for (i = 0; rex.input[i] != NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3802 i += utf_ptr2len(rex.input + i))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3803 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3804 inpc = utf_ptr2char(rex.input + i);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3805 if (!utf_iscomposing(inpc))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3806 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3807 if (i > 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3808 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3809 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3810 else if (opndc == inpc)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3811 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3812 // Include all following composing chars.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3813 len = i + utfc_ptr2len(rex.input + i);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3814 status = RA_MATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3815 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3816 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3817 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3818 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3819 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3820 for (i = 0; i < len; ++i)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3821 if (opnd[i] != rex.input[i])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3822 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3823 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3824 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3825 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3826 rex.input += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3827 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3828 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3829 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3830 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3831 case RE_COMPOSING:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3832 if (enc_utf8)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3833 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3834 // Skip composing characters.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3835 while (utf_iscomposing(utf_ptr2char(rex.input)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3836 MB_CPTR_ADV(rex.input);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3837 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3838 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3839
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3840 case NOTHING:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3841 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3842
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3843 case BACK:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3844 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3845 int i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3846 backpos_T *bp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3847
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3848 // When we run into BACK we need to check if we don't keep
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3849 // looping without matching any input. The second and later
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3850 // times a BACK is encountered it fails if the input is still
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3851 // at the same position as the previous time.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3852 // The positions are stored in "backpos" and found by the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3853 // current value of "scan", the position in the RE program.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3854 bp = (backpos_T *)backpos.ga_data;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3855 for (i = 0; i < backpos.ga_len; ++i)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3856 if (bp[i].bp_scan == scan)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3857 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3858 if (i == backpos.ga_len)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3859 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3860 // First time at this BACK, make room to store the pos.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3861 if (ga_grow(&backpos, 1) == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3862 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3863 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3864 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3865 // get "ga_data" again, it may have changed
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3866 bp = (backpos_T *)backpos.ga_data;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3867 bp[i].bp_scan = scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3868 ++backpos.ga_len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3869 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3870 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3871 else if (reg_save_equal(&bp[i].bp_pos))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3872 // Still at same position as last time, fail.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3873 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3874
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3875 if (status != RA_FAIL && status != RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3876 reg_save(&bp[i].bp_pos, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3877 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3878 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3879
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3880 case MOPEN + 0: // Match start: \zs
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3881 case MOPEN + 1: // \(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3882 case MOPEN + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3883 case MOPEN + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3884 case MOPEN + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3885 case MOPEN + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3886 case MOPEN + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3887 case MOPEN + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3888 case MOPEN + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3889 case MOPEN + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3890 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3891 no = op - MOPEN;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3892 cleanup_subexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3893 rp = regstack_push(RS_MOPEN, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3894 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3895 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3896 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3897 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3898 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3899 save_se(&rp->rs_un.sesave, &rex.reg_startpos[no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3900 &rex.reg_startp[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3901 // We simply continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3902 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3903 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3904 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3905
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3906 case NOPEN: // \%(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3907 case NCLOSE: // \) after \%(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3908 if (regstack_push(RS_NOPEN, scan) == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3909 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3910 // We simply continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3911 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3912
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3913 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3914 case ZOPEN + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3915 case ZOPEN + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3916 case ZOPEN + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3917 case ZOPEN + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3918 case ZOPEN + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3919 case ZOPEN + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3920 case ZOPEN + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3921 case ZOPEN + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3922 case ZOPEN + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3923 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3924 no = op - ZOPEN;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3925 cleanup_zsubexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3926 rp = regstack_push(RS_ZOPEN, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3927 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3928 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3929 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3930 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3931 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3932 save_se(&rp->rs_un.sesave, &reg_startzpos[no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3933 &reg_startzp[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3934 // We simply continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3935 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3936 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3937 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3938 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3939
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3940 case MCLOSE + 0: // Match end: \ze
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3941 case MCLOSE + 1: // \)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3942 case MCLOSE + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3943 case MCLOSE + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3944 case MCLOSE + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3945 case MCLOSE + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3946 case MCLOSE + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3947 case MCLOSE + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3948 case MCLOSE + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3949 case MCLOSE + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3950 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3951 no = op - MCLOSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3952 cleanup_subexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3953 rp = regstack_push(RS_MCLOSE, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3954 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3955 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3956 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3957 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3958 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3959 save_se(&rp->rs_un.sesave, &rex.reg_endpos[no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3960 &rex.reg_endp[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3961 // We simply continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3962 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3963 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3964 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3965
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3966 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3967 case ZCLOSE + 1: // \) after \z(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3968 case ZCLOSE + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3969 case ZCLOSE + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3970 case ZCLOSE + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3971 case ZCLOSE + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3972 case ZCLOSE + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3973 case ZCLOSE + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3974 case ZCLOSE + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3975 case ZCLOSE + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3976 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3977 no = op - ZCLOSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3978 cleanup_zsubexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3979 rp = regstack_push(RS_ZCLOSE, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3980 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3981 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3982 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3983 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3984 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3985 save_se(&rp->rs_un.sesave, &reg_endzpos[no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3986 &reg_endzp[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3987 // We simply continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3988 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3989 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3990 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3991 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3992
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3993 case BACKREF + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3994 case BACKREF + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3995 case BACKREF + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3996 case BACKREF + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3997 case BACKREF + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3998 case BACKREF + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	3999 case BACKREF + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4000 case BACKREF + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4001 case BACKREF + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4002 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4003 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4004
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4005 no = op - BACKREF;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4006 cleanup_subexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4007 if (!REG_MULTI) // Single-line regexp
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4008 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4009 if (rex.reg_startp[no] == NULL \|\| rex.reg_endp[no] == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4010 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4011 // Backref was not set: Match an empty string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4012 len = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4013 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4014 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4015 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4016 // Compare current input with back-ref in the same
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4017 // line.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4018 len = (int)(rex.reg_endp[no] - rex.reg_startp[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4019 if (cstrncmp(rex.reg_startp[no], rex.input, &len) != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4020 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4021 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4022 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4023 else // Multi-line regexp
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4024 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4025 if (rex.reg_startpos[no].lnum < 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4026 \|\| rex.reg_endpos[no].lnum < 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4027 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4028 // Backref was not set: Match an empty string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4029 len = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4030 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4031 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4032 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4033 if (rex.reg_startpos[no].lnum == rex.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4034 && rex.reg_endpos[no].lnum == rex.lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4035 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4036 // Compare back-ref within the current line.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4037 len = rex.reg_endpos[no].col
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4038 - rex.reg_startpos[no].col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4039 if (cstrncmp(rex.line + rex.reg_startpos[no].col,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4040 rex.input, &len) != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4041 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4042 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4043 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4044 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4045 // Messy situation: Need to compare between two
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4046 // lines.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4047 int r = match_with_backref(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4048 rex.reg_startpos[no].lnum,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4049 rex.reg_startpos[no].col,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4050 rex.reg_endpos[no].lnum,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4051 rex.reg_endpos[no].col,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4052 &len);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4053
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4054 if (r != RA_MATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4055 status = r;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4056 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4057 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4058 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4059
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4060 // Matched the backref, skip over it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4061 rex.input += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4062 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4063 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4064
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4065 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4066 case ZREF + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4067 case ZREF + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4068 case ZREF + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4069 case ZREF + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4070 case ZREF + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4071 case ZREF + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4072 case ZREF + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4073 case ZREF + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4074 case ZREF + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4075 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4076 int len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4077
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4078 cleanup_zsubexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4079 no = op - ZREF;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4080 if (re_extmatch_in != NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4081 && re_extmatch_in->matches[no] != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4082 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4083 len = (int)STRLEN(re_extmatch_in->matches[no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4084 if (cstrncmp(re_extmatch_in->matches[no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4085 rex.input, &len) != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4086 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4087 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4088 rex.input += len;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4089 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4090 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4091 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4092 // Backref was not set: Match an empty string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4093 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4094 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4095 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4096 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4097
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4098 case BRANCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4099 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4100 if (OP(next) != BRANCH) // No choice.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4101 next = OPERAND(scan); // Avoid recursion.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4102 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4103 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4104 rp = regstack_push(RS_BRANCH, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4105 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4106 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4107 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4108 status = RA_BREAK; // rest is below
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4109 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4110 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4111 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4112
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4113 case BRACE_LIMITS:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4114 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4115 if (OP(next) == BRACE_SIMPLE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4116 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4117 bl_minval = OPERAND_MIN(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4118 bl_maxval = OPERAND_MAX(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4119 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4120 else if (OP(next) >= BRACE_COMPLEX
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4121 && OP(next) < BRACE_COMPLEX + 10)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4122 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4123 no = OP(next) - BRACE_COMPLEX;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4124 brace_min[no] = OPERAND_MIN(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4125 brace_max[no] = OPERAND_MAX(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4126 brace_count[no] = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4127 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4128 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4129 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4130 internal_error("BRACE_LIMITS");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4131 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4132 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4133 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4134 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4135
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4136 case BRACE_COMPLEX + 0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4137 case BRACE_COMPLEX + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4138 case BRACE_COMPLEX + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4139 case BRACE_COMPLEX + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4140 case BRACE_COMPLEX + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4141 case BRACE_COMPLEX + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4142 case BRACE_COMPLEX + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4143 case BRACE_COMPLEX + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4144 case BRACE_COMPLEX + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4145 case BRACE_COMPLEX + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4146 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4147 no = op - BRACE_COMPLEX;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4148 ++brace_count[no];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4149
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4150 // If not matched enough times yet, try one more
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4151 if (brace_count[no] <= (brace_min[no] <= brace_max[no]
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4152 ? brace_min[no] : brace_max[no]))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4153 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4154 rp = regstack_push(RS_BRCPLX_MORE, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4155 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4156 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4157 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4158 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4159 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4160 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4161 next = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4162 // We continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4163 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4164 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4165 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4166
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4167 // If matched enough times, may try matching some more
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4168 if (brace_min[no] <= brace_max[no])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4169 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4170 // Range is the normal way around, use longest match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4171 if (brace_count[no] <= brace_max[no])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4172 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4173 rp = regstack_push(RS_BRCPLX_LONG, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4174 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4175 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4176 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4177 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4178 rp->rs_no = no;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4179 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4180 next = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4181 // We continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4182 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4183 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4184 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4185 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4186 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4187 // Range is backwards, use shortest match first
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4188 if (brace_count[no] <= brace_min[no])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4189 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4190 rp = regstack_push(RS_BRCPLX_SHORT, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4191 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4192 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4193 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4194 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4195 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4196 // We continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4197 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4198 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4199 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4200 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4201 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4202
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4203 case BRACE_SIMPLE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4204 case STAR:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4205 case PLUS:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4206 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4207 regstar_T rst;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4208
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4209 // Lookahead to avoid useless match attempts when we know
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4210 // what character comes next.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4211 if (OP(next) == EXACTLY)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4212 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4213 rst.nextb = *OPERAND(next);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4214 if (rex.reg_ic)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4215 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4216 if (MB_ISUPPER(rst.nextb))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4217 rst.nextb_ic = MB_TOLOWER(rst.nextb);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4218 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4219 rst.nextb_ic = MB_TOUPPER(rst.nextb);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4220 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4221 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4222 rst.nextb_ic = rst.nextb;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4223 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4224 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4225 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4226 rst.nextb = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4227 rst.nextb_ic = NUL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4228 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4229 if (op != BRACE_SIMPLE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4230 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4231 rst.minval = (op == STAR) ? 0 : 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4232 rst.maxval = MAX_LIMIT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4233 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4234 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4235 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4236 rst.minval = bl_minval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4237 rst.maxval = bl_maxval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4238 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4239
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4240 // When maxval > minval, try matching as much as possible, up
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4241 // to maxval. When maxval < minval, try matching at least the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4242 // minimal number (since the range is backwards, that's also
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4243 // maxval!).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4244 rst.count = regrepeat(OPERAND(scan), rst.maxval);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4245 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4246 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4247 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4248 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4249 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4250 if (rst.minval <= rst.maxval
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4251 ? rst.count >= rst.minval : rst.count >= rst.maxval)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4252 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4253 // It could match. Prepare for trying to match what
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4254 // follows. The code is below. Parameters are stored in
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4255 // a regstar_T on the regstack.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4256 if ((long)((unsigned)regstack.ga_len >> 10) >= p_mmp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4257 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4258 emsg(_(e_pattern_uses_more_memory_than_maxmempattern));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4259 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4260 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4261 else if (ga_grow(&regstack, sizeof(regstar_T)) == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4262 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4263 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4264 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4265 regstack.ga_len += sizeof(regstar_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4266 rp = regstack_push(rst.minval <= rst.maxval
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4267 ? RS_STAR_LONG : RS_STAR_SHORT, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4268 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4269 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4270 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4271 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4272 (((regstar_T )rp) - 1) = rst;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4273 status = RA_BREAK; // skip the restore bits
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4274 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4275 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4276 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4277 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4278 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4279
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4280 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4281 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4282
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4283 case NOMATCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4284 case MATCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4285 case SUBPAT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4286 rp = regstack_push(RS_NOMATCH, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4287 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4288 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4289 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4290 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4291 rp->rs_no = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4292 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4293 next = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4294 // We continue and handle the result when done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4295 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4296 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4297
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4298 case BEHIND:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4299 case NOBEHIND:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4300 // Need a bit of room to store extra positions.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4301 if ((long)((unsigned)regstack.ga_len >> 10) >= p_mmp)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4302 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4303 emsg(_(e_pattern_uses_more_memory_than_maxmempattern));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4304 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4305 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4306 else if (ga_grow(&regstack, sizeof(regbehind_T)) == FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4307 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4308 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4309 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4310 regstack.ga_len += sizeof(regbehind_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4311 rp = regstack_push(RS_BEHIND1, scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4312 if (rp == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4313 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4314 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4315 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4316 // Need to save the subexpr to be able to restore them
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4317 // when there is a match but we don't use it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4318 save_subexpr(((regbehind_T *)rp) - 1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4319
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4320 rp->rs_no = op;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4321 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4322 // First try if what follows matches. If it does then we
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4323 // check the behind match by looping.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4324 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4325 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4326 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4327
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4328 case BHPOS:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4329 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4330 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4331 if (behind_pos.rs_u.pos.col != (colnr_T)(rex.input - rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4332 \|\| behind_pos.rs_u.pos.lnum != rex.lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4333 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4334 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4335 else if (behind_pos.rs_u.ptr != rex.input)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4336 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4337 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4338
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4339 case NEWL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4340 if ((c != NUL \|\| !REG_MULTI \|\| rex.lnum > rex.reg_maxline
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4341 \|\| rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4342 && (c != '\n' \|\| !rex.reg_line_lbr))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4343 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4344 else if (rex.reg_line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4345 ADVANCE_REGINPUT();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4346 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4347 reg_nextline();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4348 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4349
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4350 case END:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4351 status = RA_MATCH; // Success!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4352 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4353
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4354 default:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4355 iemsg(e_corrupted_regexp_program);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4356 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4357 printf("Illegal op code %d\n", op);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4358 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4359 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4360 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4361 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4362 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4363
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4364 // If we can't continue sequentially, break the inner loop.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4365 if (status != RA_CONT)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4366 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4367
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4368 // Continue in inner loop, advance to next item.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4369 scan = next;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4370
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4371 } // end of inner loop
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4372
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4373 // If there is something on the regstack execute the code for the state.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4374 // If the state is popped then loop and use the older state.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4375 while (regstack.ga_len > 0 && status != RA_FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4376 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4377 rp = (regitem_T )((char )regstack.ga_data + regstack.ga_len) - 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4378 switch (rp->rs_state)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4379 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4380 case RS_NOPEN:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4381 // Result is passed on as-is, simply pop the state.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4382 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4383 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4384
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4385 case RS_MOPEN:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4386 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4387 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4388 restore_se(&rp->rs_un.sesave, &rex.reg_startpos[rp->rs_no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4389 &rex.reg_startp[rp->rs_no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4390 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4391 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4392
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4393 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4394 case RS_ZOPEN:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4395 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4396 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4397 restore_se(&rp->rs_un.sesave, &reg_startzpos[rp->rs_no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4398 &reg_startzp[rp->rs_no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4399 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4400 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4401 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4402
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4403 case RS_MCLOSE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4404 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4405 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4406 restore_se(&rp->rs_un.sesave, &rex.reg_endpos[rp->rs_no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4407 &rex.reg_endp[rp->rs_no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4408 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4409 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4410
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4411 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4412 case RS_ZCLOSE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4413 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4414 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4415 restore_se(&rp->rs_un.sesave, &reg_endzpos[rp->rs_no],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4416 &reg_endzp[rp->rs_no]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4417 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4418 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4419 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4420
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4421 case RS_BRANCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4422 if (status == RA_MATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4423 // this branch matched, use it
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4424 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4425 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4426 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4427 if (status != RA_BREAK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4428 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4429 // After a non-matching branch: try next one.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4430 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4431 scan = rp->rs_scan;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4432 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4433 if (scan == NULL \|\| OP(scan) != BRANCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4434 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4435 // no more branches, didn't find a match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4436 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4437 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4438 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4439 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4440 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4441 // Prepare to try a branch.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4442 rp->rs_scan = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4443 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4444 scan = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4445 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4446 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4447 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4448
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4449 case RS_BRCPLX_MORE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4450 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4451 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4452 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4453 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4454 --brace_count[rp->rs_no]; // decrement match count
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4455 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4456 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4457 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4458
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4459 case RS_BRCPLX_LONG:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4460 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4461 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4462 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4463 // There was no match, but we did find enough matches.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4464 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4465 --brace_count[rp->rs_no];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4466 // continue with the items after "\{}"
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4467 status = RA_CONT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4468 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4469 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4470 if (status == RA_CONT)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4471 scan = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4472 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4473
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4474 case RS_BRCPLX_SHORT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4475 // Pop the state. Restore pointers when there is no match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4476 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4477 // There was no match, try to match one more item.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4478 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4479 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4480 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4481 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4482 scan = OPERAND(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4483 status = RA_CONT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4484 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4485 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4486
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4487 case RS_NOMATCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4488 // Pop the state. If the operand matches for NOMATCH or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4489 // doesn't match for MATCH/SUBPAT, we fail. Otherwise backup,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4490 // except for SUBPAT, and continue with the next item.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4491 if (status == (rp->rs_no == NOMATCH ? RA_MATCH : RA_NOMATCH))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4492 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4493 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4494 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4495 status = RA_CONT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4496 if (rp->rs_no != SUBPAT) // zero-width
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4497 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4498 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4499 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4500 if (status == RA_CONT)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4501 scan = regnext(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4502 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4503
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4504 case RS_BEHIND1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4505 if (status == RA_NOMATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4506 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4507 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4508 regstack.ga_len -= sizeof(regbehind_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4509 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4510 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4511 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4512 // The stuff after BEHIND/NOBEHIND matches. Now try if
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4513 // the behind part does (not) match before the current
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4514 // position in the input. This must be done at every
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4515 // position in the input and checking if the match ends at
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4516 // the current position.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4517
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4518 // save the position after the found match for next
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4519 reg_save(&(((regbehind_T *)rp) - 1)->save_after, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4520
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4521 // Start looking for a match with operand at the current
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4522 // position. Go back one character until we find the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4523 // result, hitting the start of the line or the previous
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4524 // line (for multi-line matching).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4525 // Set behind_pos to where the match should end, BHPOS
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4526 // will match it. Save the current value.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4527 (((regbehind_T *)rp) - 1)->save_behind = behind_pos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4528 behind_pos = rp->rs_un.regsave;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4529
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4530 rp->rs_state = RS_BEHIND2;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4531
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4532 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4533 scan = OPERAND(rp->rs_scan) + 4;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4534 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4535 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4536
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4537 case RS_BEHIND2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4538 // Looping for BEHIND / NOBEHIND match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4539 if (status == RA_MATCH && reg_save_equal(&behind_pos))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4540 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4541 // found a match that ends where "next" started
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4542 behind_pos = (((regbehind_T *)rp) - 1)->save_behind;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4543 if (rp->rs_no == BEHIND)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4544 reg_restore(&(((regbehind_T *)rp) - 1)->save_after,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4545 &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4546 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4547 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4548 // But we didn't want a match. Need to restore the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4549 // subexpr, because what follows matched, so they have
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4550 // been set.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4551 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4552 restore_subexpr(((regbehind_T *)rp) - 1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4553 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4554 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4555 regstack.ga_len -= sizeof(regbehind_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4556 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4557 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4558 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4559 long limit;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4560
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4561 // No match or a match that doesn't end where we want it: Go
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4562 // back one character. May go to previous line once.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4563 no = OK;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4564 limit = OPERAND_MIN(rp->rs_scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4565 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4566 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4567 if (limit > 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4568 && ((rp->rs_un.regsave.rs_u.pos.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4569 < behind_pos.rs_u.pos.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4570 ? (colnr_T)STRLEN(rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4571 : behind_pos.rs_u.pos.col)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4572 - rp->rs_un.regsave.rs_u.pos.col >= limit))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4573 no = FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4574 else if (rp->rs_un.regsave.rs_u.pos.col == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4575 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4576 if (rp->rs_un.regsave.rs_u.pos.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4577 < behind_pos.rs_u.pos.lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4578 \|\| reg_getline(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4579 --rp->rs_un.regsave.rs_u.pos.lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4580 == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4581 no = FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4582 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4583 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4584 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4585 rp->rs_un.regsave.rs_u.pos.col =
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4586 (colnr_T)STRLEN(rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4587 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4588 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4589 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4590 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4591 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4592 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4593 char_u *line =
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4594 reg_getline(rp->rs_un.regsave.rs_u.pos.lnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4595
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4596 rp->rs_un.regsave.rs_u.pos.col -=
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4597 (*mb_head_off)(line, line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4598 + rp->rs_un.regsave.rs_u.pos.col - 1) + 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4599 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4600 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4601 --rp->rs_un.regsave.rs_u.pos.col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4602 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4603 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4604 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4605 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4606 if (rp->rs_un.regsave.rs_u.ptr == rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4607 no = FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4608 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4609 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4610 MB_PTR_BACK(rex.line, rp->rs_un.regsave.rs_u.ptr);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4611 if (limit > 0 && (long)(behind_pos.rs_u.ptr
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4612 - rp->rs_un.regsave.rs_u.ptr) > limit)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4613 no = FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4614 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4615 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4616 if (no == OK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4617 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4618 // Advanced, prepare for finding match again.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4619 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4620 scan = OPERAND(rp->rs_scan) + 4;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4621 if (status == RA_MATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4622 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4623 // We did match, so subexpr may have been changed,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4624 // need to restore them for the next try.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4625 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4626 restore_subexpr(((regbehind_T *)rp) - 1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4627 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4628 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4629 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4630 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4631 // Can't advance. For NOBEHIND that's a match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4632 behind_pos = (((regbehind_T *)rp) - 1)->save_behind;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4633 if (rp->rs_no == NOBEHIND)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4634 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4635 reg_restore(&(((regbehind_T *)rp) - 1)->save_after,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4636 &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4637 status = RA_MATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4638 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4639 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4640 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4641 // We do want a proper match. Need to restore the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4642 // subexpr if we had a match, because they may have
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4643 // been set.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4644 if (status == RA_MATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4645 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4646 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4647 restore_subexpr(((regbehind_T *)rp) - 1);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4648 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4649 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4650 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4651 regstack.ga_len -= sizeof(regbehind_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4652 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4653 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4654 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4655
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4656 case RS_STAR_LONG:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4657 case RS_STAR_SHORT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4658 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4659 regstar_T rst = ((regstar_T )rp) - 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4660
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4661 if (status == RA_MATCH)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4662 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4663 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4664 regstack.ga_len -= sizeof(regstar_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4665 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4666 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4667
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4668 // Tried once already, restore input pointers.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4669 if (status != RA_BREAK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4670 reg_restore(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4671
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4672 // Repeat until we found a position where it could match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4673 for (;;)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4674 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4675 if (status != RA_BREAK)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4676 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4677 // Tried first position already, advance.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4678 if (rp->rs_state == RS_STAR_LONG)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4679 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4680 // Trying for longest match, but couldn't or
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4681 // didn't match -- back up one char.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4682 if (--rst->count < rst->minval)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4683 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4684 if (rex.input == rex.line)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4685 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4686 // backup to last char of previous line
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4687 if (rex.lnum == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4688 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4689 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4690 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4691 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4692 --rex.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4693 rex.line = reg_getline(rex.lnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4694 // Just in case regrepeat() didn't count
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4695 // right.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4696 if (rex.line == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4697 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4698 rex.input = rex.line + STRLEN(rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4699 fast_breakcheck();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4700 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4701 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4702 MB_PTR_BACK(rex.line, rex.input);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4703 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4704 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4705 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4706 // Range is backwards, use shortest match first.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4707 // Careful: maxval and minval are exchanged!
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4708 // Couldn't or didn't match: try advancing one
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4709 // char.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4710 if (rst->count == rst->minval
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4711 \|\| regrepeat(OPERAND(rp->rs_scan), 1L) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4712 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4713 ++rst->count;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4714 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4715 if (got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4716 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4717 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4718 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4719 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4720
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4721 // If it could match, try it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4722 if (rst->nextb == NUL \|\| *rex.input == rst->nextb
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4723 \|\| *rex.input == rst->nextb_ic)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4724 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4725 reg_save(&rp->rs_un.regsave, &backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4726 scan = regnext(rp->rs_scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4727 status = RA_CONT;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4728 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4729 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4730 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4731 if (status != RA_CONT)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4732 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4733 // Failed.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4734 regstack_pop(&scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4735 regstack.ga_len -= sizeof(regstar_T);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4736 status = RA_NOMATCH;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4737 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4738 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4739 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4740 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4741
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4742 // If we want to continue the inner loop or didn't pop a state
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4743 // continue matching loop
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4744 if (status == RA_CONT \|\| rp == (regitem_T *)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4745 ((char *)regstack.ga_data + regstack.ga_len) - 1)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4746 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4747
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4748 #ifdef FEAT_RELTIME
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4749 if (bt_did_time_out(timed_out))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4750 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4751 status = RA_FAIL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4752 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4753 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4754 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4755 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4756
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4757 // May need to continue with the inner loop, starting at "scan".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4758 if (status == RA_CONT)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4759 continue;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4760
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4761 // If the regstack is empty or something failed we are done.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4762 if (regstack.ga_len == 0 \|\| status == RA_FAIL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4763 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4764 if (scan == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4765 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4766 // We get here only if there's trouble -- normally "case END" is
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4767 // the terminating point.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4768 iemsg(e_corrupted_regexp_program);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4769 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4770 printf("Premature EOL\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4771 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4772 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4773 return (status == RA_MATCH);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4774 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4775
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4776 } // End of loop until the regstack is empty.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4777
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4778 // NOTREACHED
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4779 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4780
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4781 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4782 * regtry - try match of "prog" with at rex.line["col"].
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4783 * Returns 0 for failure, number of lines contained in the match otherwise.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4784 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4785 static long
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4786 regtry(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4787 bt_regprog_T *prog,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4788 colnr_T col,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4789 int *timed_out) // flag set on timeout or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4790 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4791 rex.input = rex.line + col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4792 rex.need_clear_subexpr = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4793 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4794 // Clear the external match subpointers if necessary.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4795 rex.need_clear_zsubexpr = (prog->reghasz == REX_SET);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4796 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4797
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4798 if (regmatch(prog->program + 1, timed_out) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4799 return 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4800
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4801 cleanup_subexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4802 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4803 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4804 if (rex.reg_startpos[0].lnum < 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4805 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4806 rex.reg_startpos[0].lnum = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4807 rex.reg_startpos[0].col = col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4808 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4809 if (rex.reg_endpos[0].lnum < 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4810 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4811 rex.reg_endpos[0].lnum = rex.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4812 rex.reg_endpos[0].col = (int)(rex.input - rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4813 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4814 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4815 // Use line number of "\ze".
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4816 rex.lnum = rex.reg_endpos[0].lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4817 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4818 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4819 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4820 if (rex.reg_startp[0] == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4821 rex.reg_startp[0] = rex.line + col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4822 if (rex.reg_endp[0] == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4823 rex.reg_endp[0] = rex.input;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4824 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4825 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4826 // Package any found \z(...\) matches for export. Default is none.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4827 unref_extmatch(re_extmatch_out);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4828 re_extmatch_out = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4829
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4830 if (prog->reghasz == REX_SET)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4831 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4832 int i;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4833
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4834 cleanup_zsubexpr();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4835 re_extmatch_out = make_extmatch();
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4836 if (re_extmatch_out == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4837 return 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4838 for (i = 0; i < NSUBEXP; i++)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4839 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4840 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4841 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4842 // Only accept single line matches.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4843 if (reg_startzpos[i].lnum >= 0
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4844 && reg_endzpos[i].lnum == reg_startzpos[i].lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4845 && reg_endzpos[i].col >= reg_startzpos[i].col)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4846 re_extmatch_out->matches[i] =
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4847 vim_strnsave(reg_getline(reg_startzpos[i].lnum)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4848 + reg_startzpos[i].col,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4849 reg_endzpos[i].col - reg_startzpos[i].col);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4850 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4851 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4852 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4853 if (reg_startzp[i] != NULL && reg_endzp[i] != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4854 re_extmatch_out->matches[i] =
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4855 vim_strnsave(reg_startzp[i],
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4856 reg_endzp[i] - reg_startzp[i]);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4857 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4858 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4859 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4860 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4861 return 1 + rex.lnum;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4862 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4863
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4864 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4865 * Match a regexp against a string ("line" points to the string) or multiple
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4866 * lines (if "line" is NULL, use reg_getline()).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4867 * Returns 0 for failure, number of lines contained in the match otherwise.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4868 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4869 static long
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4870 bt_regexec_both(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4871 char_u *line,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4872 colnr_T startcol, // column to start looking for match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4873 int *timed_out) // flag set on timeout or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4874 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4875 bt_regprog_T *prog;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4876 char_u *s;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4877 colnr_T col = startcol;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4878 long retval = 0L;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4879
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4880 // Create "regstack" and "backpos" if they are not allocated yet.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4881 // We allocate *_INITIAL amount of bytes first and then set the grow size
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4882 // to much bigger value to avoid many malloc calls in case of deep regular
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4883 // expressions.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4884 if (regstack.ga_data == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4885 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4886 // Use an item size of 1 byte, since we push different things
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4887 // onto the regstack.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4888 ga_init2(&regstack, 1, REGSTACK_INITIAL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4889 (void)ga_grow(&regstack, REGSTACK_INITIAL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4890 regstack.ga_growsize = REGSTACK_INITIAL * 8;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4891 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4892
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4893 if (backpos.ga_data == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4894 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4895 ga_init2(&backpos, sizeof(backpos_T), BACKPOS_INITIAL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4896 (void)ga_grow(&backpos, BACKPOS_INITIAL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4897 backpos.ga_growsize = BACKPOS_INITIAL * 8;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4898 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4899
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4900 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4901 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4902 prog = (bt_regprog_T *)rex.reg_mmatch->regprog;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4903 line = reg_getline((linenr_T)0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4904 rex.reg_startpos = rex.reg_mmatch->startpos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4905 rex.reg_endpos = rex.reg_mmatch->endpos;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4906 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4907 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4908 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4909 prog = (bt_regprog_T *)rex.reg_match->regprog;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4910 rex.reg_startp = rex.reg_match->startp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4911 rex.reg_endp = rex.reg_match->endp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4912 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4913
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4914 // Be paranoid...
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4915 if (prog == NULL \|\| line == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4916 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4917 iemsg(e_null_argument);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4918 goto theend;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4919 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4920
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4921 // Check validity of program.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4922 if (prog_magic_wrong())
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4923 goto theend;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4924
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4925 // If the start column is past the maximum column: no need to try.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4926 if (rex.reg_maxcol > 0 && col >= rex.reg_maxcol)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4927 goto theend;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4928
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4929 // If pattern contains "\c" or "\C": overrule value of rex.reg_ic
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4930 if (prog->regflags & RF_ICASE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4931 rex.reg_ic = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4932 else if (prog->regflags & RF_NOICASE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4933 rex.reg_ic = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4934
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4935 // If pattern contains "\Z" overrule value of rex.reg_icombine
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4936 if (prog->regflags & RF_ICOMBINE)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4937 rex.reg_icombine = TRUE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4938
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4939 // If there is a "must appear" string, look for it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4940 if (prog->regmust != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4941 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4942 int c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4943
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4944 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4945 c = (*mb_ptr2char)(prog->regmust);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4946 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4947 c = *prog->regmust;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4948 s = line + col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4949
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4950 // This is used very often, esp. for ":global". Use three versions of
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4951 // the loop to avoid overhead of conditions.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4952 if (!rex.reg_ic && !has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4953 while ((s = vim_strbyte(s, c)) != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4954 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4955 if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4956 break; // Found it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4957 ++s;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4958 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4959 else if (!rex.reg_ic \|\| (!enc_utf8 && mb_char2len(c) > 1))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4960 while ((s = vim_strchr(s, c)) != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4961 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4962 if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4963 break; // Found it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4964 MB_PTR_ADV(s);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4965 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4966 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4967 while ((s = cstrchr(s, c)) != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4968 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4969 if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4970 break; // Found it.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4971 MB_PTR_ADV(s);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4972 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4973 if (s == NULL) // Not present.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4974 goto theend;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4975 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4976
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4977 rex.line = line;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4978 rex.lnum = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4979 reg_toolong = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4980
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4981 // Simplest case: Anchored match need be tried only once.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4982 if (prog->reganch)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4983 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4984 int c;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4985
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4986 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4987 c = (*mb_ptr2char)(rex.line + col);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4988 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4989 c = rex.line[col];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4990 if (prog->regstart == NUL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4991 \|\| prog->regstart == c
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4992 \|\| (rex.reg_ic
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4993 && (((enc_utf8 && utf_fold(prog->regstart) == utf_fold(c)))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4994 \|\| (c < 255 && prog->regstart < 255 &&
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4995 MB_TOLOWER(prog->regstart) == MB_TOLOWER(c)))))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4996 retval = regtry(prog, col, timed_out);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4997 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4998 retval = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	4999 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5000 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5001 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5002 // Messy cases: unanchored match.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5003 while (!got_int)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5004 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5005 if (prog->regstart != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5006 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5007 // Skip until the char we know it must start with.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5008 // Used often, do some work to avoid call overhead.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5009 if (!rex.reg_ic && !has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5010 s = vim_strbyte(rex.line + col, prog->regstart);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5011 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5012 s = cstrchr(rex.line + col, prog->regstart);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5013 if (s == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5014 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5015 retval = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5016 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5017 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5018 col = (int)(s - rex.line);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5019 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5020
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5021 // Check for maximum column to try.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5022 if (rex.reg_maxcol > 0 && col >= rex.reg_maxcol)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5023 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5024 retval = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5025 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5026 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5027
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5028 retval = regtry(prog, col, timed_out);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5029 if (retval > 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5030 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5031
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5032 // if not currently on the first line, get it again
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5033 if (rex.lnum != 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5034 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5035 rex.lnum = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5036 rex.line = reg_getline((linenr_T)0);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5037 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5038 if (rex.line[col] == NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5039 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5040 if (has_mbyte)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5041 col += (*mb_ptr2len)(rex.line + col);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5042 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5043 ++col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5044 #ifdef FEAT_RELTIME
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5045 if (bt_did_time_out(timed_out))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5046 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5047 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5048 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5049 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5050
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5051 theend:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5052 // Free "reg_tofree" when it's a bit big.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5053 // Free regstack and backpos if they are bigger than their initial size.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5054 if (reg_tofreelen > 400)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5055 VIM_CLEAR(reg_tofree);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5056 if (regstack.ga_maxlen > REGSTACK_INITIAL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5057 ga_clear(&regstack);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5058 if (backpos.ga_maxlen > BACKPOS_INITIAL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5059 ga_clear(&backpos);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5060
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5061 if (retval > 0)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5062 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5063 // Make sure the end is never before the start. Can happen when \zs
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5064 // and \ze are used.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5065 if (REG_MULTI)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5066 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5067 lpos_T *start = &rex.reg_mmatch->startpos[0];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5068 lpos_T *end = &rex.reg_mmatch->endpos[0];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5069
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5070 if (end->lnum < start->lnum
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5071 \|\| (end->lnum == start->lnum && end->col < start->col))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5072 rex.reg_mmatch->endpos[0] = rex.reg_mmatch->startpos[0];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5073
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5074 // startpos[0] may be set by "\zs", also return the column where
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5075 // the whole pattern matched.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5076 rex.reg_mmatch->rmm_matchcol = col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5077 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5078 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5079 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5080 if (rex.reg_match->endp[0] < rex.reg_match->startp[0])
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5081 rex.reg_match->endp[0] = rex.reg_match->startp[0];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5082
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5083 // startpos[0] may be set by "\zs", also return the column where
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5084 // the whole pattern matched.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5085 rex.reg_match->rm_matchcol = col;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5086 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5087 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5088
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5089 return retval;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5090 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5091
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5092 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5093 * Match a regexp against a string.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5094 * "rmp->regprog" is a compiled regexp as returned by vim_regcomp().
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5095 * Uses curbuf for line count and 'iskeyword'.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5096 * if "line_lbr" is TRUE consider a "\n" in "line" to be a line break.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5097 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5098 * Returns 0 for failure, number of lines contained in the match otherwise.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5099 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5100 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5101 bt_regexec_nl(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5102 regmatch_T *rmp,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5103 char_u *line, // string to match against
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5104 colnr_T col, // column to start looking for match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5105 int line_lbr)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5106 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5107 rex.reg_match = rmp;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5108 rex.reg_mmatch = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5109 rex.reg_maxline = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5110 rex.reg_line_lbr = line_lbr;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5111 rex.reg_buf = curbuf;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5112 rex.reg_win = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5113 rex.reg_ic = rmp->rm_ic;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5114 rex.reg_icombine = FALSE;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5115 rex.reg_maxcol = 0;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5116
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5117 return bt_regexec_both(line, col, NULL);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5118 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5119
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5120 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5121 * Match a regexp against multiple lines.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5122 * "rmp->regprog" is a compiled regexp as returned by vim_regcomp().
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5123 * Uses curbuf for line count and 'iskeyword'.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5124 *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5125 * Return zero if there is no match. Return number of lines contained in the
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5126 * match otherwise.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5127 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5128 static long
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5129 bt_regexec_multi(
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5130 regmmatch_T *rmp,
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5131 win_T *win, // window in which to search or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5132 buf_T *buf, // buffer in which to search
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5133 linenr_T lnum, // nr of line to start looking for match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5134 colnr_T col, // column to start looking for match
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5135 int *timed_out) // flag set on timeout or NULL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5136 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5137 init_regexec_multi(rmp, win, buf, lnum);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5138 return bt_regexec_both(NULL, col, timed_out);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5139 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5140
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5141 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5142 * Compare a number with the operand of RE_LNUM, RE_COL or RE_VCOL.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5143 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5144 static int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5145 re_num_cmp(long_u val, char_u *scan)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5146 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5147 long_u n = OPERAND_MIN(scan);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5148
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5149 if (OPERAND_CMP(scan) == '>')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5150 return val > n;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5151 if (OPERAND_CMP(scan) == '<')
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5152 return val < n;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5153 return val == n;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5154 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5155
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5156 #ifdef BT_REGEXP_DUMP
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5157
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5158 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5159 * regdump - dump a regexp onto stdout in vaguely comprehensible form
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5160 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5161 static void
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5162 regdump(char_u pattern, bt_regprog_T r)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5163 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5164 char_u *s;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5165 int op = EXACTLY; // Arbitrary non-END op.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5166 char_u *next;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5167 char_u *end = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5168 FILE *f;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5169
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5170 #ifdef BT_REGEXP_LOG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5171 f = fopen("bt_regexp_log.log", "a");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5172 #else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5173 f = stdout;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5174 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5175 if (f == NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5176 return;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5177 fprintf(f, "-------------------------------------\n\r\nregcomp(%s):\r\n", pattern);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5178
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5179 s = r->program + 1;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5180 // Loop until we find the END that isn't before a referred next (an END
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5181 // can also appear in a NOMATCH operand).
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5182 while (op != END \|\| s <= end)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5183 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5184 op = OP(s);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5185 fprintf(f, "%2d%s", (int)(s - r->program), regprop(s)); // Where, what.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5186 next = regnext(s);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5187 if (next == NULL) // Next ptr.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5188 fprintf(f, "(0)");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5189 else
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5190 fprintf(f, "(%d)", (int)((s - r->program) + (next - s)));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5191 if (end < next)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5192 end = next;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5193 if (op == BRACE_LIMITS)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5194 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5195 // Two ints
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5196 fprintf(f, " minval %ld, maxval %ld", OPERAND_MIN(s), OPERAND_MAX(s));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5197 s += 8;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5198 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5199 else if (op == BEHIND \|\| op == NOBEHIND)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5200 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5201 // one int
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5202 fprintf(f, " count %ld", OPERAND_MIN(s));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5203 s += 4;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5204 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5205 else if (op == RE_LNUM \|\| op == RE_COL \|\| op == RE_VCOL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5206 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5207 // one int plus comparator
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5208 fprintf(f, " count %ld", OPERAND_MIN(s));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5209 s += 5;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5210 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5211 s += 3;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5212 if (op == ANYOF \|\| op == ANYOF + ADD_NL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5213 \|\| op == ANYBUT \|\| op == ANYBUT + ADD_NL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5214 \|\| op == EXACTLY)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5215 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5216 // Literal string, where present.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5217 fprintf(f, "\nxxxxxxxxx\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5218 while (*s != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5219 fprintf(f, "%c", *s++);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5220 fprintf(f, "\nxxxxxxxxx\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5221 s++;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5222 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5223 fprintf(f, "\r\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5224 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5225
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5226 // Header fields of interest.
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5227 if (r->regstart != NUL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5228 fprintf(f, "start `%s' 0x%x; ", r->regstart < 256
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5229 ? (char *)transchar(r->regstart)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5230 : "multibyte", r->regstart);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5231 if (r->reganch)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5232 fprintf(f, "anchored; ");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5233 if (r->regmust != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5234 fprintf(f, "must have \"%s\"", r->regmust);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5235 fprintf(f, "\r\n");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5236
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5237 #ifdef BT_REGEXP_LOG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5238 fclose(f);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5239 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5240 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5241 #endif // BT_REGEXP_DUMP
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5242
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5243 #ifdef DEBUG
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5244 /*
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5245 * regprop - printable representation of opcode
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5246 */
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5247 static char_u *
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5248 regprop(char_u *op)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5249 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5250 char *p;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5251 static char buf[50];
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5252
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5253 STRCPY(buf, ":");
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5254
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5255 switch ((int) OP(op))
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5256 {
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5257 case BOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5258 p = "BOL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5259 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5260 case EOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5261 p = "EOL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5262 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5263 case RE_BOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5264 p = "BOF";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5265 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5266 case RE_EOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5267 p = "EOF";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5268 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5269 case CURSOR:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5270 p = "CURSOR";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5271 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5272 case RE_VISUAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5273 p = "RE_VISUAL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5274 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5275 case RE_LNUM:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5276 p = "RE_LNUM";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5277 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5278 case RE_MARK:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5279 p = "RE_MARK";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5280 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5281 case RE_COL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5282 p = "RE_COL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5283 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5284 case RE_VCOL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5285 p = "RE_VCOL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5286 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5287 case BOW:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5288 p = "BOW";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5289 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5290 case EOW:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5291 p = "EOW";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5292 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5293 case ANY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5294 p = "ANY";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5295 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5296 case ANY + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5297 p = "ANY+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5298 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5299 case ANYOF:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5300 p = "ANYOF";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5301 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5302 case ANYOF + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5303 p = "ANYOF+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5304 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5305 case ANYBUT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5306 p = "ANYBUT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5307 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5308 case ANYBUT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5309 p = "ANYBUT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5310 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5311 case IDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5312 p = "IDENT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5313 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5314 case IDENT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5315 p = "IDENT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5316 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5317 case SIDENT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5318 p = "SIDENT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5319 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5320 case SIDENT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5321 p = "SIDENT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5322 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5323 case KWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5324 p = "KWORD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5325 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5326 case KWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5327 p = "KWORD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5328 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5329 case SKWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5330 p = "SKWORD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5331 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5332 case SKWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5333 p = "SKWORD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5334 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5335 case FNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5336 p = "FNAME";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5337 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5338 case FNAME + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5339 p = "FNAME+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5340 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5341 case SFNAME:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5342 p = "SFNAME";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5343 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5344 case SFNAME + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5345 p = "SFNAME+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5346 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5347 case PRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5348 p = "PRINT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5349 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5350 case PRINT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5351 p = "PRINT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5352 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5353 case SPRINT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5354 p = "SPRINT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5355 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5356 case SPRINT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5357 p = "SPRINT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5358 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5359 case WHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5360 p = "WHITE";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5361 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5362 case WHITE + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5363 p = "WHITE+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5364 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5365 case NWHITE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5366 p = "NWHITE";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5367 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5368 case NWHITE + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5369 p = "NWHITE+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5370 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5371 case DIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5372 p = "DIGIT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5373 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5374 case DIGIT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5375 p = "DIGIT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5376 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5377 case NDIGIT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5378 p = "NDIGIT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5379 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5380 case NDIGIT + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5381 p = "NDIGIT+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5382 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5383 case HEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5384 p = "HEX";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5385 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5386 case HEX + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5387 p = "HEX+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5388 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5389 case NHEX:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5390 p = "NHEX";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5391 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5392 case NHEX + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5393 p = "NHEX+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5394 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5395 case OCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5396 p = "OCTAL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5397 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5398 case OCTAL + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5399 p = "OCTAL+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5400 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5401 case NOCTAL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5402 p = "NOCTAL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5403 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5404 case NOCTAL + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5405 p = "NOCTAL+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5406 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5407 case WORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5408 p = "WORD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5409 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5410 case WORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5411 p = "WORD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5412 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5413 case NWORD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5414 p = "NWORD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5415 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5416 case NWORD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5417 p = "NWORD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5418 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5419 case HEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5420 p = "HEAD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5421 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5422 case HEAD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5423 p = "HEAD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5424 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5425 case NHEAD:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5426 p = "NHEAD";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5427 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5428 case NHEAD + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5429 p = "NHEAD+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5430 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5431 case ALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5432 p = "ALPHA";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5433 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5434 case ALPHA + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5435 p = "ALPHA+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5436 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5437 case NALPHA:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5438 p = "NALPHA";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5439 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5440 case NALPHA + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5441 p = "NALPHA+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5442 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5443 case LOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5444 p = "LOWER";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5445 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5446 case LOWER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5447 p = "LOWER+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5448 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5449 case NLOWER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5450 p = "NLOWER";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5451 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5452 case NLOWER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5453 p = "NLOWER+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5454 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5455 case UPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5456 p = "UPPER";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5457 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5458 case UPPER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5459 p = "UPPER+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5460 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5461 case NUPPER:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5462 p = "NUPPER";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5463 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5464 case NUPPER + ADD_NL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5465 p = "NUPPER+NL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5466 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5467 case BRANCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5468 p = "BRANCH";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5469 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5470 case EXACTLY:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5471 p = "EXACTLY";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5472 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5473 case NOTHING:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5474 p = "NOTHING";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5475 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5476 case BACK:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5477 p = "BACK";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5478 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5479 case END:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5480 p = "END";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5481 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5482 case MOPEN + 0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5483 p = "MATCH START";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5484 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5485 case MOPEN + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5486 case MOPEN + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5487 case MOPEN + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5488 case MOPEN + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5489 case MOPEN + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5490 case MOPEN + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5491 case MOPEN + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5492 case MOPEN + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5493 case MOPEN + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5494 sprintf(buf + STRLEN(buf), "MOPEN%d", OP(op) - MOPEN);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5495 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5496 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5497 case MCLOSE + 0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5498 p = "MATCH END";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5499 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5500 case MCLOSE + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5501 case MCLOSE + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5502 case MCLOSE + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5503 case MCLOSE + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5504 case MCLOSE + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5505 case MCLOSE + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5506 case MCLOSE + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5507 case MCLOSE + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5508 case MCLOSE + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5509 sprintf(buf + STRLEN(buf), "MCLOSE%d", OP(op) - MCLOSE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5510 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5511 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5512 case BACKREF + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5513 case BACKREF + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5514 case BACKREF + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5515 case BACKREF + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5516 case BACKREF + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5517 case BACKREF + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5518 case BACKREF + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5519 case BACKREF + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5520 case BACKREF + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5521 sprintf(buf + STRLEN(buf), "BACKREF%d", OP(op) - BACKREF);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5522 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5523 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5524 case NOPEN:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5525 p = "NOPEN";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5526 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5527 case NCLOSE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5528 p = "NCLOSE";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5529 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5530 #ifdef FEAT_SYN_HL
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5531 case ZOPEN + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5532 case ZOPEN + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5533 case ZOPEN + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5534 case ZOPEN + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5535 case ZOPEN + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5536 case ZOPEN + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5537 case ZOPEN + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5538 case ZOPEN + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5539 case ZOPEN + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5540 sprintf(buf + STRLEN(buf), "ZOPEN%d", OP(op) - ZOPEN);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5541 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5542 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5543 case ZCLOSE + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5544 case ZCLOSE + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5545 case ZCLOSE + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5546 case ZCLOSE + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5547 case ZCLOSE + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5548 case ZCLOSE + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5549 case ZCLOSE + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5550 case ZCLOSE + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5551 case ZCLOSE + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5552 sprintf(buf + STRLEN(buf), "ZCLOSE%d", OP(op) - ZCLOSE);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5553 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5554 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5555 case ZREF + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5556 case ZREF + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5557 case ZREF + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5558 case ZREF + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5559 case ZREF + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5560 case ZREF + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5561 case ZREF + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5562 case ZREF + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5563 case ZREF + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5564 sprintf(buf + STRLEN(buf), "ZREF%d", OP(op) - ZREF);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5565 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5566 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5567 #endif
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5568 case STAR:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5569 p = "STAR";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5570 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5571 case PLUS:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5572 p = "PLUS";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5573 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5574 case NOMATCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5575 p = "NOMATCH";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5576 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5577 case MATCH:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5578 p = "MATCH";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5579 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5580 case BEHIND:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5581 p = "BEHIND";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5582 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5583 case NOBEHIND:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5584 p = "NOBEHIND";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5585 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5586 case SUBPAT:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5587 p = "SUBPAT";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5588 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5589 case BRACE_LIMITS:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5590 p = "BRACE_LIMITS";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5591 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5592 case BRACE_SIMPLE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5593 p = "BRACE_SIMPLE";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5594 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5595 case BRACE_COMPLEX + 0:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5596 case BRACE_COMPLEX + 1:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5597 case BRACE_COMPLEX + 2:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5598 case BRACE_COMPLEX + 3:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5599 case BRACE_COMPLEX + 4:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5600 case BRACE_COMPLEX + 5:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5601 case BRACE_COMPLEX + 6:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5602 case BRACE_COMPLEX + 7:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5603 case BRACE_COMPLEX + 8:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5604 case BRACE_COMPLEX + 9:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5605 sprintf(buf + STRLEN(buf), "BRACE_COMPLEX%d", OP(op) - BRACE_COMPLEX);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5606 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5607 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5608 case MULTIBYTECODE:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5609 p = "MULTIBYTECODE";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5610 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5611 case NEWL:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5612 p = "NEWL";
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5613 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5614 default:
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5615 sprintf(buf + STRLEN(buf), "corrupt %d", OP(op));
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5616 p = NULL;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5617 break;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5618 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5619 if (p != NULL)
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5620 STRCAT(buf, p);
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5621 return (char_u *)buf;
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5622 }
695b50472e85 Fix line endings issue Christian Brabandt <cb@256bit.org> parents: 32669 diff changeset	5623 #endif // DEBUG

Mercurial > vim

annotate src/regexp_bt.c @ 35067:b2e515aab168 default tip