vim: src/textformat.c annotate

annotate src/textformat.c @ 26560:454a1c9ef797 v8.2.3809

patch 8.2.3809: Vim9: crash when garbage collecting a nested partial Commit: https://github.com/vim/vim/commit/7509ad8b0fad56f88288977decbeca3640406c82 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 14 18:14:37 2021 +0000 patch 8.2.3809: Vim9: crash when garbage collecting a nested partial Problem: Vim9: crash when garbage collecting a nested partial. (Virginia Senioria) Solution: Set references in all the funcstacks. (closes #9348)

author	Bram Moolenaar <Bram@vim.org>
date	Tue, 14 Dec 2021 19:15:04 +0100
parents	9596c652420b
children	fc859aea8cec

rev	line source
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1 /* vi:set ts=8 sts=4 sw=4 noet:
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	2 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	3 * VIM - Vi IMproved by Bram Moolenaar
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	4 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	5 * Do ":help uganda" in Vim to read copying and usage conditions.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	6 * Do ":help credits" in Vim to see a list of people who contributed.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	7 * See README.txt for an overview of the Vim source code.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	8 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	9
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	10 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	11 * textformat.c: text formatting functions
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	12 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	13
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	14 #include "vim.h"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	15
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	16 static int did_add_space = FALSE; // auto_format() added an extra space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	17 // under the cursor
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	18
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	19 #define WHITECHAR(cc) (VIM_ISWHITE(cc) && (!enc_utf8 \|\| !utf_iscomposing(utf_ptr2char(ml_get_cursor() + 1))))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	20
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	21 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	22 * Return TRUE if format option 'x' is in effect.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	23 * Take care of no formatting when 'paste' is set.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	24 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	25 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	26 has_format_option(int x)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	27 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	28 if (p_paste)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	29 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	30 return (vim_strchr(curbuf->b_p_fo, x) != NULL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	31 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	32
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	33 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	34 * Format text at the current insert position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	35 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	36 * If the INSCHAR_COM_LIST flag is present, then the value of second_indent
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	37 * will be the comment leader length sent to open_line().
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	38 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	39 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	40 internal_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	41 int textwidth,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	42 int second_indent,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	43 int flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	44 int format_only,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	45 int c) // character to be inserted (can be NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	46 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	47 int cc;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	48 int skip_pos;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	49 int save_char = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	50 int haveto_redraw = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	51 int fo_ins_blank = has_format_option(FO_INS_BLANK);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	52 int fo_multibyte = has_format_option(FO_MBYTE_BREAK);
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	53 int fo_rigor_tw = has_format_option(FO_RIGOROUS_TW);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	54 int fo_white_par = has_format_option(FO_WHITE_PAR);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	55 int first_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	56 colnr_T leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	57 int no_leader = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	58 int do_comments = (flags & INSCHAR_DO_COM);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	59 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	60 int has_lbr = curwin->w_p_lbr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	61
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	62 // make sure win_lbr_chartabsize() counts correctly
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	63 curwin->w_p_lbr = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	64 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	65
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	66 // When 'ai' is off we don't want a space under the cursor to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	67 // deleted. Replace it with an 'x' temporarily.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	68 if (!curbuf->b_p_ai && !(State & VREPLACE_FLAG))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	69 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	70 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	71 if (VIM_ISWHITE(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	72 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	73 save_char = cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	74 pchar_cursor('x');
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	75 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	76 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	77
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	78 // Repeat breaking lines, until the current line is not too long.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	79 while (!got_int)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	80 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	81 int startcol; // Cursor column at entry
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	82 int wantcol; // column at textwidth border
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	83 int foundcol; // column for start of spaces
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	84 int end_foundcol = 0; // column for start of word
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	85 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	86 colnr_T virtcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	87 int orig_col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	88 char_u *saved_text = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	89 colnr_T col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	90 colnr_T end_col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	91 int wcc; // counter for whitespace chars
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	92 int did_do_comment = FALSE;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	93
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	94 virtcol = get_nolist_virtcol()
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	95 + char2cells(c != NUL ? c : gchar_cursor());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	96 if (virtcol <= (colnr_T)textwidth)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	97 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	98
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	99 if (no_leader)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	100 do_comments = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	101 else if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	102 && has_format_option(FO_WRAP_COMS))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	103 do_comments = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	104
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	105 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	106 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	107 leader_len = get_leader_len(ml_get_curline(), NULL, FALSE, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	108 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	109 leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	110
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	111 // If the line doesn't start with a comment leader, then don't
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	112 // start one in a following broken line. Avoids that a %word
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	113 // moved to the start of the next line causes all following lines
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	114 // to start with %.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	115 if (leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	116 no_leader = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	117 if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	118 && leader_len == 0
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	119 && !has_format_option(FO_WRAP))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	120
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	121 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	122 if ((startcol = curwin->w_cursor.col) == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	123 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	124
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	125 // find column of textwidth border
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	126 coladvance((colnr_T)textwidth);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	127 wantcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	128
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	129 curwin->w_cursor.col = startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	130 foundcol = 0;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	131 skip_pos = 0;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	132
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	133 // Find position to break at.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	134 // Stop at first entered white when 'formatoptions' has 'v'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	135 while ((!fo_ins_blank && !has_format_option(FO_INS_VI))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	136 \|\| (flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	137 \|\| curwin->w_cursor.lnum != Insstart.lnum
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	138 \|\| curwin->w_cursor.col >= Insstart.col)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	139 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	140 if (curwin->w_cursor.col == startcol && c != NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	141 cc = c;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	142 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	143 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	144 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	145 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	146 // remember position of blank just before text
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	147 end_col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	148
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	149 // find start of sequence of blanks
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	150 wcc = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	151 while (curwin->w_cursor.col > 0 && WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	152 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	153 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	154 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	155
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	156 // Increment count of how many whitespace chars in this
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	157 // group; we only need to know if it's more than one.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	158 if (wcc < 2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	159 wcc++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	160 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	161 if (curwin->w_cursor.col == 0 && WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	162 break; // only spaces in front of text
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	163
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	164 // Don't break after a period when 'formatoptions' has 'p' and
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	165 // there are less than two spaces.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	166 if (has_format_option(FO_PERIOD_ABBR) && cc == '.' && wcc < 2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	167 continue;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	168
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	169 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	170 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	171 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	172 if (has_format_option(FO_ONE_LETTER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	173 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	174 // do not break after one-letter words
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	175 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	176 break; // one-letter word at begin
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	177 // do not break "#a b" when 'tw' is 2
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	178 if (curwin->w_cursor.col <= leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	179 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	180 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	181 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	182 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	183
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	184 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	185 continue; // one-letter, continue
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	186 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	187 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	188
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	189 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	190
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	191 end_foundcol = end_col + 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	192 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	193 if (curwin->w_cursor.col <= (colnr_T)wantcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	194 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	195 }
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	196 else if ((cc >= 0x100 \|\| !utf_allow_break_before(cc)) && fo_multibyte)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	197 {
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	198 int ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	199 int allow_break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	200
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	201 // Break after or before a multi-byte character.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	202 if (curwin->w_cursor.col != startcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	203 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	204 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	205 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	206 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	207 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	208 inc_cursor();
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	209 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	210
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	211 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	212 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	213 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	214
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	215 // If we have already checked this position, skip!
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	216 if (curwin->w_cursor.col != skip_pos && allow_break)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	217 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	218 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	219 end_foundcol = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	220 if (curwin->w_cursor.col <= (colnr_T)wantcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	221 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	222 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	223 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	224 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	225
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	226 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	227 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	228
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	229 ncc = cc;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	230 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	231
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	232 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	233 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	234
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	235 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	236 continue; // break with space
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	237 // Don't break until after the comment leader.
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	238 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	239 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	240
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	241 curwin->w_cursor.col = col;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	242 skip_pos = curwin->w_cursor.col;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	243
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	244 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	245 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	246 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	247
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	248 // Must handle this to respect line break prohibition.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	249 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	250 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	251 foundcol = curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	252 end_foundcol = foundcol;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	253 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	254 if (curwin->w_cursor.col <= (colnr_T)wantcol)
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	255 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	256 int ncc_allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	257 (enc_utf8 && utf_allow_break_before(ncc)) \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	258
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	259 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	260 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	261 if (!ncc_allow_break && !fo_rigor_tw)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	262 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	263 // Enable at most 1 punct hang outside of textwidth.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	264 if (curwin->w_cursor.col == startcol)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	265 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	266 // We are inserting a non-breakable char, postpone
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	267 // line break check to next insert.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	268 end_foundcol = foundcol = 0;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	269 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	270 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	271
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	272 // Neither cc nor ncc is NUL if we are here, so
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	273 // it's safe to inc_cursor.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	274 col = curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	275
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	276 inc_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	277 cc = ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	278 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	279 // handle insert
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	280 ncc = (ncc != NUL) ? ncc : c;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	281
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	282 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	283 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	284 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	285
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	286 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	287 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	288 // Break only when we are not at end of line.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	289 end_foundcol = foundcol =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	290 ncc == NUL? 0 : curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	291 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	292 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	293 curwin->w_cursor.col = col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	294 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	295 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	296 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	297 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	298 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	299 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	300 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	301
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	302 if (foundcol == 0) // no spaces, cannot break line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	303 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	304 curwin->w_cursor.col = startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	305 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	306 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	307
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	308 // Going to break the line, remove any "$" now.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	309 undisplay_dollar();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	310
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	311 // Offset between cursor position and line break is used by replace
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	312 // stack functions. VREPLACE does not use this, and backspaces
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	313 // over the text instead.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	314 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	315 orig_col = startcol; // Will start backspacing from here
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	316 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	317 replace_offset = startcol - end_foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	318
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	319 // adjust startcol for spaces that will be deleted and
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	320 // characters that will remain on top line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	321 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	322 while ((cc = gchar_cursor(), WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	323 && (!fo_white_par \|\| curwin->w_cursor.col < startcol))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	324 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	325 startcol -= curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	326 if (startcol < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	327 startcol = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	328
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	329 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	330 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	331 // In VREPLACE mode, we will backspace over the text to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	332 // wrapped, so save a copy now to put on the next line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	333 saved_text = vim_strsave(ml_get_cursor());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	334 curwin->w_cursor.col = orig_col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	335 if (saved_text == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	336 break; // Can't do it, out of memory
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	337 saved_text[startcol] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	338
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	339 // Backspace over characters that will move to the next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	340 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	341 backspace_until_column(foundcol);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	342 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	343 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	344 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	345 // put cursor after pos. to break line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	346 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	347 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	348 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	349
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	350 // Split the line just before the margin.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	351 // Only insert/delete lines, but don't really redraw the window.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	352 open_line(FORWARD, OPENLINE_DELSPACES + OPENLINE_MARKFIX
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	353 + (fo_white_par ? OPENLINE_KEEPTRAIL : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	354 + (do_comments ? OPENLINE_DO_COM : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	355 + ((flags & INSCHAR_COM_LIST) ? OPENLINE_COM_LIST : 0)
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	356 , ((flags & INSCHAR_COM_LIST) ? second_indent : old_indent),
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	357 &did_do_comment);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	358 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	359 old_indent = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	360
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	361 // If a comment leader was inserted, may also do this on a following
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	362 // line.
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	363 if (did_do_comment)
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	364 no_leader = FALSE;
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	365
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	366 replace_offset = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	367 if (first_line)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	368 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	369 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	370 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	371 // This section is for auto-wrap of numeric lists. When not
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	372 // in insert mode (i.e. format_lines()), the INSCHAR_COM_LIST
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	373 // flag will be set and open_line() will handle it (as seen
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	374 // above). The code here (and in get_number_indent()) will
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	375 // recognize comments if needed...
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	376 if (second_indent < 0 && has_format_option(FO_Q_NUMBER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	377 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	378 get_number_indent(curwin->w_cursor.lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	379 if (second_indent >= 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	380 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	381 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	382 change_indent(INDENT_SET, second_indent,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	383 FALSE, NUL, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	384 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	385 if (leader_len > 0 && second_indent - leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	386 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	387 int i;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	388 int padding = second_indent - leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	389
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	390 // We started at the first_line of a numbered list
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	391 // that has a comment. the open_line() function has
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	392 // inserted the proper comment leader and positioned
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	393 // the cursor at the end of the split line. Now we
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	394 // add the additional whitespace needed after the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	395 // comment leader for the numbered list.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	396 for (i = 0; i < padding; i++)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	397 ins_str((char_u *)" ");
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	398 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	399 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	400 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	401 (void)set_indent(second_indent, SIN_CHANGED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	402 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	403 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	404 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	405 first_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	406 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	407
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	408 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	409 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	410 // In VREPLACE mode we have backspaced over the text to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	411 // moved, now we re-insert it into the new line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	412 ins_bytes(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	413 vim_free(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	414 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	415 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	416 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	417 // Check if cursor is not past the NUL off the line, cindent
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	418 // may have added or removed indent.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	419 curwin->w_cursor.col += startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	420 len = (colnr_T)STRLEN(ml_get_curline());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	421 if (curwin->w_cursor.col > len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	422 curwin->w_cursor.col = len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	423 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	424
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	425 haveto_redraw = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	426 #ifdef FEAT_CINDENT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	427 set_can_cindent(TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	428 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	429 // moved the cursor, don't autoindent or cindent now
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	430 did_ai = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	431 #ifdef FEAT_SMARTINDENT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	432 did_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	433 can_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	434 can_si_back = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	435 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	436 line_breakcheck();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	437 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	438
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	439 if (save_char != NUL) // put back space after cursor
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	440 pchar_cursor(save_char);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	441
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	442 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	443 curwin->w_p_lbr = has_lbr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	444 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	445 if (!format_only && haveto_redraw)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	446 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	447 update_topline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	448 redraw_curbuf_later(VALID);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	449 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	450 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	451
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	452 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	453 * Blank lines, and lines containing only the comment leader, are left
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	454 * untouched by the formatting. The function returns TRUE in this
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	455 * case. It also returns TRUE when a line starts with the end of a comment
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	456 * ('e' in comment flags), so that this line is skipped, and not joined to the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	457 * previous line. A new paragraph starts after a blank line, or when the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	458 * comment leader changes -- webb.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	459 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	460 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	461 fmt_check_par(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	462 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	463 int *leader_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	464 char_u **leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	465 int do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	466 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	467 char_u *flags = NULL; // init for GCC
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	468 char_u *ptr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	469
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	470 ptr = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	471 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	472 *leader_len = get_leader_len(ptr, leader_flags, FALSE, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	473 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	474 *leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	475
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	476 if (*leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	477 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	478 // Search for 'e' flag in comment leader flags.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	479 flags = *leader_flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	480 while (flags && flags != ':' && *flags != COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	481 ++flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	482 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	483
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	484 return (skipwhite(ptr + leader_len) == NUL
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	485 \|\| (leader_len > 0 && flags == COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	486 \|\| startPS(lnum, NUL, FALSE));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	487 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	488
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	489 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	490 * Return TRUE if line "lnum" ends in a white character.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	491 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	492 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	493 ends_in_white(linenr_T lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	494 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	495 char_u *s = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	496 size_t l;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	497
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	498 if (*s == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	499 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	500 // Don't use STRLEN() inside VIM_ISWHITE(), SAS/C complains: "macro
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	501 // invocation may call function multiple times".
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	502 l = STRLEN(s) - 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	503 return VIM_ISWHITE(s[l]);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	504 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	505
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	506 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	507 * Return TRUE if the two comment leaders given are the same. "lnum" is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	508 * the first line. White-space is ignored. Note that the whole of
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	509 * 'leader1' must match 'leader2_len' characters from 'leader2' -- webb
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	510 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	511 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	512 same_leader(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	513 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	514 int leader1_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	515 char_u *leader1_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	516 int leader2_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	517 char_u *leader2_flags)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	518 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	519 int idx1 = 0, idx2 = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	520 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	521 char_u *line1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	522 char_u *line2;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	523
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	524 if (leader1_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	525 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	526
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	527 // If first leader has 'f' flag, the lines can be joined only if the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	528 // second line does not have a leader.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	529 // If first leader has 'e' flag, the lines can never be joined.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	530 // If fist leader has 's' flag, the lines can only be joined if there is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	531 // some text after it and the second line has the 'm' flag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	532 if (leader1_flags != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	533 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	534 for (p = leader1_flags; p && p != ':'; ++p)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	535 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	536 if (*p == COM_FIRST)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	537 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	538 if (*p == COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	539 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	540 if (*p == COM_START)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	541 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	542 if (*(ml_get(lnum) + leader1_len) == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	543 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	544 if (leader2_flags == NULL \|\| leader2_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	545 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	546 for (p = leader2_flags; p && p != ':'; ++p)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	547 if (*p == COM_MIDDLE)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	548 return TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	549 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	550 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	551 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	552 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	553
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	554 // Get current line and next line, compare the leaders.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	555 // The first line has to be saved, only one line can be locked at a time.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	556 line1 = vim_strsave(ml_get(lnum));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	557 if (line1 != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	558 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	559 for (idx1 = 0; VIM_ISWHITE(line1[idx1]); ++idx1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	560 ;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	561 line2 = ml_get(lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	562 for (idx2 = 0; idx2 < leader2_len; ++idx2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	563 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	564 if (!VIM_ISWHITE(line2[idx2]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	565 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	566 if (line1[idx1++] != line2[idx2])
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	567 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	568 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	569 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	570 while (VIM_ISWHITE(line1[idx1]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	571 ++idx1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	572 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	573 vim_free(line1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	574 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	575 return (idx2 == leader2_len && idx1 == leader1_len);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	576 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	577
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	578 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	579 * Return TRUE when a paragraph starts in line "lnum". Return FALSE when the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	580 * previous line is in the same paragraph. Used for auto-formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	581 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	582 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	583 paragraph_start(linenr_T lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	584 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	585 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	586 int leader_len = 0; // leader len of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	587 char_u *leader_flags = NULL; // flags for leader of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	588 int next_leader_len; // leader len of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	589 char_u *next_leader_flags; // flags for leader of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	590 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	591
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	592 if (lnum <= 1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	593 return TRUE; // start of the file
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	594
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	595 p = ml_get(lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	596 if (*p == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	597 return TRUE; // after empty line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	598
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	599 do_comments = has_format_option(FO_Q_COMS);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	600 if (fmt_check_par(lnum - 1, &leader_len, &leader_flags, do_comments))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	601 return TRUE; // after non-paragraph line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	602
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	603 if (fmt_check_par(lnum, &next_leader_len, &next_leader_flags, do_comments))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	604 return TRUE; // "lnum" is not a paragraph line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	605
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	606 if (has_format_option(FO_WHITE_PAR) && !ends_in_white(lnum - 1))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	607 return TRUE; // missing trailing space in previous line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	608
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	609 if (has_format_option(FO_Q_NUMBER) && (get_number_indent(lnum) > 0))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	610 return TRUE; // numbered item starts in "lnum".
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	611
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	612 if (!same_leader(lnum - 1, leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	613 next_leader_len, next_leader_flags))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	614 return TRUE; // change of comment leader.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	615
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	616 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	617 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	618
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	619 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	620 * Called after inserting or deleting text: When 'formatoptions' includes the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	621 * 'a' flag format from the current line until the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	622 * Keep the cursor at the same position relative to the text.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	623 * The caller must have saved the cursor line for undo, following ones will be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	624 * saved here.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	625 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	626 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	627 auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	628 int trailblank, // when TRUE also format with trailing blank
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	629 int prev_line) // may start in previous line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	630 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	631 pos_T pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	632 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	633 char_u *old;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	634 char_u new, pnew;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	635 int wasatend;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	636 int cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	637
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	638 if (!has_format_option(FO_AUTO))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	639 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	640
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	641 pos = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	642 old = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	643
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	644 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	645 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	646
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	647 // Don't format in Insert mode when the cursor is on a trailing blank, the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	648 // user might insert normal text next. Also skip formatting when "1" is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	649 // in 'formatoptions' and there is a single character before the cursor.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	650 // Otherwise the line would be broken and when typing another non-white
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	651 // next they are not joined back together.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	652 wasatend = (pos.col == (colnr_T)STRLEN(old));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	653 if (*old != NUL && !trailblank && wasatend)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	654 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	655 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	656 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	657 if (!WHITECHAR(cc) && curwin->w_cursor.col > 0
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	658 && has_format_option(FO_ONE_LETTER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	659 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	660 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	661 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	662 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	663 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	664 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	665 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	666 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	667 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	668
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	669 // With the 'c' flag in 'formatoptions' and 't' missing: only format
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	670 // comments.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	671 if (has_format_option(FO_WRAP_COMS) && !has_format_option(FO_WRAP)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	672 && get_leader_len(old, NULL, FALSE, TRUE) == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	673 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	674
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	675 // May start formatting in a previous line, so that after "x" a word is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	676 // moved to the previous line if it fits there now. Only when this is not
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	677 // the start of a paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	678 if (prev_line && !paragraph_start(curwin->w_cursor.lnum))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	679 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	680 --curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	681 if (u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	682 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	683 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	684
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	685 // Do the formatting and restore the cursor position. "saved_cursor" will
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	686 // be adjusted for the text formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	687 saved_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	688 format_lines((linenr_T)-1, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	689 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	690 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	691
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	692 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	693 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	694 // "cannot happen"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	695 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	696 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	697 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	698 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	699 check_cursor_col();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	700
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	701 // Insert mode: If the cursor is now after the end of the line while it
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	702 // previously wasn't, the line was broken. Because of the rule above we
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	703 // need to add a space when 'w' is in 'formatoptions' to keep a paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	704 // formatted.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	705 if (!wasatend && has_format_option(FO_WHITE_PAR))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	706 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	707 new = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	708 len = (colnr_T)STRLEN(new);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	709 if (curwin->w_cursor.col == len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	710 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	711 pnew = vim_strnsave(new, len + 2);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	712 pnew[len] = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	713 pnew[len + 1] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	714 ml_replace(curwin->w_cursor.lnum, pnew, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	715 // remove the space later
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	716 did_add_space = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	717 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	718 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	719 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	720 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	721 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	722
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	723 check_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	724 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	725
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	726 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	727 * When an extra space was added to continue a paragraph for auto-formatting,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	728 * delete it now. The space must be under the cursor, just after the insert
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	729 * position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	730 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	731 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	732 check_auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	733 int end_insert) // TRUE when ending Insert mode
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	734 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	735 int c = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	736 int cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	737
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	738 if (did_add_space)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	739 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	740 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	741 if (!WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	742 // Somehow the space was removed already.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	743 did_add_space = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	744 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	745 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	746 if (!end_insert)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	747 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	748 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	749 c = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	750 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	751 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	752 if (c != NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	753 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	754 // The space is no longer at the end of the line, delete it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	755 del_char(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	756 did_add_space = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	757 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	758 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	759 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	760 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	761
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	762 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	763 * Find out textwidth to be used for formatting:
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	764 * if 'textwidth' option is set, use it
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	765 * else if 'wrapmargin' option is set, use curwin->w_width - 'wrapmargin'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	766 * if invalid value, use 0.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	767 * Set default to window width (maximum 79) for "gq" operator.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	768 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	769 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	770 comp_textwidth(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	771 int ff) // force formatting (for "gq" command)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	772 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	773 int textwidth;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	774
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	775 textwidth = curbuf->b_p_tw;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	776 if (textwidth == 0 && curbuf->b_p_wm)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	777 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	778 // The width is the window width minus 'wrapmargin' minus all the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	779 // things that add to the margin.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	780 textwidth = curwin->w_width - curbuf->b_p_wm;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	781 #ifdef FEAT_CMDWIN
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	782 if (cmdwin_type != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	783 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	784 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	785 #ifdef FEAT_FOLDING
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	786 textwidth -= curwin->w_p_fdc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	787 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	788 #ifdef FEAT_SIGNS
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	789 if (signcolumn_on(curwin))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	790 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	791 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	792 if (curwin->w_p_nu \|\| curwin->w_p_rnu)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	793 textwidth -= 8;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	794 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	795 if (textwidth < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	796 textwidth = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	797 if (ff && textwidth == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	798 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	799 textwidth = curwin->w_width - 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	800 if (textwidth > 79)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	801 textwidth = 79;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	802 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	803 return textwidth;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	804 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	805
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	806 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	807 * Implementation of the format operator 'gq'.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	808 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	809 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	810 op_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	811 oparg_T *oap,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	812 int keep_cursor) // keep cursor on same text char
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	813 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	814 long old_line_count = curbuf->b_ml.ml_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	815
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	816 // Place the cursor where the "gq" or "gw" command was given, so that "u"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	817 // can put it back there.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	818 curwin->w_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	819
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	820 if (u_save((linenr_T)(oap->start.lnum - 1),
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	821 (linenr_T)(oap->end.lnum + 1)) == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	822 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	823 curwin->w_cursor = oap->start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	824
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	825 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	826 // When there is no change: need to remove the Visual selection
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	827 redraw_curbuf_later(INVERTED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	828
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	829 if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	830 // Set '[ mark at the start of the formatted area
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	831 curbuf->b_op_start = oap->start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	832
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	833 // For "gw" remember the cursor position and put it back below (adjusted
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	834 // for joined and split lines).
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	835 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	836 saved_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	837
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	838 format_lines(oap->line_count, keep_cursor);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	839
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	840 // Leave the cursor at the first non-blank of the last formatted line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	841 // If the cursor was moved one line back (e.g. with "Q}") go to the next
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	842 // line, so "." will do the next lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	843 if (oap->end_adjusted && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	844 ++curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	845 beginline(BL_WHITE \| BL_FIX);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	846 old_line_count = curbuf->b_ml.ml_line_count - old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	847 msgmore(old_line_count);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	848
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	849 if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	850 // put '] mark on the end of the formatted area
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	851 curbuf->b_op_end = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	852
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	853 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	854 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	855 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	856 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	857 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	858
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	859 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	860 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	861 win_T *wp;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	862
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	863 FOR_ALL_WINDOWS(wp)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	864 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	865 if (wp->w_old_cursor_lnum != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	866 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	867 // When lines have been inserted or deleted, adjust the end of
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	868 // the Visual area to be redrawn.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	869 if (wp->w_old_cursor_lnum > wp->w_old_visual_lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	870 wp->w_old_cursor_lnum += old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	871 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	872 wp->w_old_visual_lnum += old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	873 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	874 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	875 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	876 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	877
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	878 #if defined(FEAT_EVAL) \|\| defined(PROTO)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	879 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	880 * Implementation of the format operator 'gq' for when using 'formatexpr'.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	881 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	882 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	883 op_formatexpr(oparg_T *oap)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	884 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	885 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	886 // When there is no change: need to remove the Visual selection
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	887 redraw_curbuf_later(INVERTED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	888
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	889 if (fex_format(oap->start.lnum, oap->line_count, NUL) != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	890 // As documented: when 'formatexpr' returns non-zero fall back to
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	891 // internal formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	892 op_format(oap, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	893 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	894
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	895 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	896 fex_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	897 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	898 long count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	899 int c) // character to be inserted
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	900 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	901 int use_sandbox = was_set_insecurely((char_u *)"formatexpr",
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	902 OPT_LOCAL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	903 int r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	904 char_u *fex;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	905
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	906 // Set v:lnum to the first line number and v:count to the number of lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	907 // Set v:char to the character to be inserted (can be NUL).
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	908 set_vim_var_nr(VV_LNUM, lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	909 set_vim_var_nr(VV_COUNT, count);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	910 set_vim_var_char(c);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	911
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	912 // Make a copy, the option could be changed while calling it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	913 fex = vim_strsave(curbuf->b_p_fex);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	914 if (fex == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	915 return 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	916
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	917 // Evaluate the function.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	918 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	919 ++sandbox;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	920 r = (int)eval_to_number(fex);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	921 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	922 --sandbox;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	923
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	924 set_vim_var_string(VV_CHAR, NULL, -1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	925 vim_free(fex);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	926
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	927 return r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	928 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	929 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	930
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	931 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	932 * Format "line_count" lines, starting at the cursor position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	933 * When "line_count" is negative, format until the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	934 * Lines after the cursor line are saved for undo, caller must have saved the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	935 * first line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	936 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	937 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	938 format_lines(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	939 linenr_T line_count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	940 int avoid_fex) // don't use 'formatexpr'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	941 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	942 int max_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	943 int is_not_par; // current line not part of parag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	944 int next_is_not_par; // next line not part of paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	945 int is_end_par; // at end of paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	946 int prev_is_end_par = FALSE;// prev. line not part of parag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	947 int next_is_start_par = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	948 int leader_len = 0; // leader len of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	949 int next_leader_len; // leader len of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	950 char_u *leader_flags = NULL; // flags for leader of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	951 char_u *next_leader_flags; // flags for leader of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	952 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	953 int do_comments_list = 0; // format comments with 'n' or '2'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	954 int advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	955 int second_indent = -1; // indent for second line (comment
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	956 // aware)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	957 int do_second_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	958 int do_number_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	959 int do_trail_white;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	960 int first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	961 int smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	962 long count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	963 int need_set_indent = TRUE; // set indent of next paragraph
26448 748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	964 linenr_T first_line = curwin->w_cursor.lnum;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	965 int force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	966 int old_State = State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	967
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	968 // length of a line to force formatting: 3 * 'tw'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	969 max_len = comp_textwidth(TRUE) * 3;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	970
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	971 // check for 'q', '2' and '1' in 'formatoptions'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	972 do_comments = has_format_option(FO_Q_COMS);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	973 do_second_indent = has_format_option(FO_Q_SECOND);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	974 do_number_indent = has_format_option(FO_Q_NUMBER);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	975 do_trail_white = has_format_option(FO_WHITE_PAR);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	976
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	977 // Get info about the previous and current line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	978 if (curwin->w_cursor.lnum > 1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	979 is_not_par = fmt_check_par(curwin->w_cursor.lnum - 1
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	980 , &leader_len, &leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	981 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	982 is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	983 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	984 , &next_leader_len, &next_leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	985 is_end_par = (is_not_par \|\| next_is_not_par);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	986 if (!is_end_par && do_trail_white)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	987 is_end_par = !ends_in_white(curwin->w_cursor.lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	988
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	989 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	990 for (count = line_count; count != 0 && !got_int; --count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	991 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	992 // Advance to next paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	993 if (advance)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	994 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	995 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	996 prev_is_end_par = is_end_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	997 is_not_par = next_is_not_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	998 leader_len = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	999 leader_flags = next_leader_flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1000 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1001
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1002 // The last line to be formatted.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1003 if (count == 1 \|\| curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1004 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1005 next_is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1006 next_leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1007 next_leader_flags = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1008 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1009 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1010 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1011 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum + 1
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1012 , &next_leader_len, &next_leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1013 if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1014 next_is_start_par =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1015 (get_number_indent(curwin->w_cursor.lnum + 1) > 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1016 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1017 advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1018 is_end_par = (is_not_par \|\| next_is_not_par \|\| next_is_start_par);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1019 if (!is_end_par && do_trail_white)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1020 is_end_par = !ends_in_white(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1021
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1022 // Skip lines that are not in a paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1023 if (is_not_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1024 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1025 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1026 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1027 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1028 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1029 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1030 // For the first line of a paragraph, check indent of second line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1031 // Don't do this for comments and empty lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1032 if (first_par_line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1033 && (do_second_indent \|\| do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1034 && prev_is_end_par
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1035 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1036 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1037 if (do_second_indent && !LINEEMPTY(curwin->w_cursor.lnum + 1))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1038 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1039 if (leader_len == 0 && next_leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1040 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1041 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1042 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1043 get_indent_lnum(curwin->w_cursor.lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1044 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1045 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1046 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1047 second_indent = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1048 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1049 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1050 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1051 else if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1052 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1053 if (leader_len == 0 && next_leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1054 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1055 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1056 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1057 get_number_indent(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1058 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1059 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1060 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1061 // get_number_indent() is now "comment aware"...
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1062 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1063 get_number_indent(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1064 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1065 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1066 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1067 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1068
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1069 // When the comment leader changes, it's the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1070 if (curwin->w_cursor.lnum >= curbuf->b_ml.ml_line_count
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1071 \|\| !same_leader(curwin->w_cursor.lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1072 leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1073 next_leader_len, next_leader_flags))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1074 is_end_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1075
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1076 // If we have got to the end of a paragraph, or the line is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1077 // getting long, format it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1078 if (is_end_par \|\| force_format)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1079 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1080 if (need_set_indent)
26167 7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1081 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1082 int indent = 0; // amount of indent needed
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1083
26448 748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1084 // Replace indent in first line of a paragraph with minimal
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1085 // number of tabs and spaces, according to current options.
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1086 // For the very first formatted line keep the current
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1087 // indent.
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1088 if (curwin->w_cursor.lnum == first_line)
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1089 indent = get_indent();
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1090 else
26167 7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1091 # ifdef FEAT_LISP
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1092 if (curbuf->b_p_lisp)
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1093 indent = get_lisp_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1094 else
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1095 # endif
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1096 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1097 #ifdef FEAT_CINDENT
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1098 if (cindent_on())
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1099 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1100 indent =
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1101 # ifdef FEAT_EVAL
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1102 *curbuf->b_p_inde != NUL ? get_expr_indent() :
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1103 # endif
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1104 get_c_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1105 }
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1106 else
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1107 #endif
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1108 indent = get_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1109 }
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1110 (void)set_indent(indent, SIN_CHANGED);
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1111 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1112
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1113 // put cursor on last non-space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1114 State = NORMAL; // don't go past end-of-line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1115 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1116 while (curwin->w_cursor.col && vim_isspace(gchar_cursor()))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1117 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1118
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1119 // do the formatting, without 'showmode'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1120 State = INSERT; // for open_line()
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1121 smd_save = p_smd;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1122 p_smd = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1123 insertchar(NUL, INSCHAR_FORMAT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1124 + (do_comments ? INSCHAR_DO_COM : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1125 + (do_comments && do_comments_list
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1126 ? INSCHAR_COM_LIST : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1127 + (avoid_fex ? INSCHAR_NO_FEX : 0), second_indent);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1128 State = old_State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1129 p_smd = smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1130 second_indent = -1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1131 // at end of par.: need to set indent of next par.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1132 need_set_indent = is_end_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1133 if (is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1134 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1135 // When called with a negative line count, break at the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1136 // end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1137 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1138 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1139 first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1140 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1141 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1142 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1143
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1144 // When still in same paragraph, join the lines together. But
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1145 // first delete the leader from the second line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1146 if (!is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1147 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1148 advance = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1149 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1150 curwin->w_cursor.col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1151 if (line_count < 0 && u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1152 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1153 if (next_leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1154 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1155 (void)del_bytes((long)next_leader_len, FALSE, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1156 mark_col_adjust(curwin->w_cursor.lnum, (colnr_T)0, 0L,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1157 (long)-next_leader_len, 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1158 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1159 else if (second_indent > 0) // the "leader" for FO_Q_SECOND
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1160 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1161 int indent = getwhitecols_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1162
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1163 if (indent > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1164 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1165 (void)del_bytes(indent, FALSE, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1166 mark_col_adjust(curwin->w_cursor.lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1167 (colnr_T)0, 0L, (long)-indent, 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1168 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1169 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1170 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1171 if (do_join(2, TRUE, FALSE, FALSE, FALSE) == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1172 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1173 beep_flush();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1174 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1175 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1176 first_par_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1177 // If the line is getting long, format it next time
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1178 if (STRLEN(ml_get_curline()) > (size_t)max_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1179 force_format = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1180 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1181 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1182 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1183 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1184 line_breakcheck();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1185 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1186 }

Mercurial > vim

annotate src/textformat.c @ 26560:454a1c9ef797 v8.2.3809