vim: src/diff.c annotate

annotate src/diff.c @ 35075:43739470fe40 default tip

runtime(asm): missing setlocal in indent plugin (#14658) Commit: https://github.com/vim/vim/commit/2e9b9e9a9ebf3fd40437260ecd6b1e23b02c636b Author: Marc Sven Schulte <167623652+msschulte@users.noreply.github.com> Date: Sun Apr 28 21:43:03 2024 +0200 runtime(asm): missing setlocal in indent plugin (https://github.com/vim/vim/issues/14658) Signed-off-by: Marc Sven Schulte <167623652+msschulte@users.noreply.github.com> Signed-off-by: Christian Brabandt <cb@256bit.org>

author	Christian Brabandt <cb@256bit.org>
date	Sun, 28 Apr 2024 21:45:03 +0200
parents	f41e8218775a
children

rev	line source
10042 4aead6a9b7a9 commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47 Christian Brabandt <cb@256bit.org> parents: 10013 diff changeset	1 /* vi:set ts=8 sts=4 sw=4 noet:
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3 * VIM - Vi IMproved by Bram Moolenaar
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	4 *
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	5 * Do ":help uganda" in Vim to read copying and usage conditions.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	6 * Do ":help credits" in Vim to see a list of people who contributed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	7 * See README.txt for an overview of the Vim source code.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	8 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	9
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	10 /*
1788 61d080cb268e updated for version 7.2-086 vimboss parents: 1761 diff changeset	11 * diff.c: code for diff'ing two, three or four buffers.
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	12 *
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	13 * There are three ways to diff:
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	14 * - Shell out to an external diff program, using files.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	15 * - Use the compiled-in xdiff library.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	16 * - Let 'diffexpr' do the work, using files.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	17 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	18
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	19 #include "vim.h"
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	20 #include "xdiff/xdiff.h"
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	21
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	22 #if defined(FEAT_DIFF) \|\| defined(PROTO)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	23
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	24 static int diff_busy = FALSE; // using diff structs, don't change them
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	25 static int diff_need_update = FALSE; // ex_diffupdate needs to be called
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	26
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	27 // flags obtained from the 'diffopt' option
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	28 #define DIFF_FILLER 0x001 // display filler lines
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	29 #define DIFF_IBLANK 0x002 // ignore empty lines
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	30 #define DIFF_ICASE 0x004 // ignore case
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	31 #define DIFF_IWHITE 0x008 // ignore change in white space
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	32 #define DIFF_IWHITEALL 0x010 // ignore all white space changes
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	33 #define DIFF_IWHITEEOL 0x020 // ignore change in white space at EOL
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	34 #define DIFF_HORIZONTAL 0x040 // horizontal splits
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	35 #define DIFF_VERTICAL 0x080 // vertical splits
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	36 #define DIFF_HIDDEN_OFF 0x100 // diffoff when hidden
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	37 #define DIFF_INTERNAL 0x200 // use internal xdiff algorithm
18590 41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	38 #define DIFF_CLOSE_OFF 0x400 // diffoff when closing window
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	39 #define DIFF_FOLLOWWRAP 0x800 // follow the wrap option
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	40 #define ALL_WHITE_DIFF (DIFF_IWHITE \| DIFF_IWHITEALL \| DIFF_IWHITEEOL)
18590 41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	41 static int diff_flags = DIFF_INTERNAL \| DIFF_FILLER \| DIFF_CLOSE_OFF;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	42
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	43 static long diff_algorithm = 0;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	44
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	45 #define LBUFLEN 50 // length of line in diff file
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	46
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	47 static int diff_a_works = MAYBE; // TRUE when "diff -a" works, FALSE when it
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	48 // doesn't work, MAYBE when not checked yet
8212 05b88224cea1 commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce Christian Brabandt <cb@256bit.org> parents: 7817 diff changeset	49 #if defined(MSWIN)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	50 static int diff_bin_works = MAYBE; // TRUE when "diff --binary" works, FALSE
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	51 // when it doesn't work, MAYBE when not
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	52 // checked yet
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	53 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	54
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	55 // used for diff input
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	56 typedef struct {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	57 char_u *din_fname; // used for external diff
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	58 mmfile_t din_mmfile; // used for internal diff
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	59 } diffin_T;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	60
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	61 // used for diff result
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	62 typedef struct {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	63 char_u *dout_fname; // used for external diff
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	64 garray_T dout_ga; // used for internal diff
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	65 } diffout_T;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	66
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	67 // used for recording hunks from xdiff
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	68 typedef struct {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	69 linenr_T lnum_orig;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	70 long count_orig;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	71 linenr_T lnum_new;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	72 long count_new;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	73 } diffhunk_T;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	74
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	75 typedef enum {
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	76 DIO_OUTPUT_INDICES = 0, // default
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	77 DIO_OUTPUT_UNIFIED = 1 // unified diff format
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	78 } dio_outfmt_T;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	79
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	80 // two diff inputs and one result
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	81 typedef struct {
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	82 diffin_T dio_orig; // original file input
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	83 diffin_T dio_new; // new file input
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	84 diffout_T dio_diff; // diff result
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	85 int dio_internal; // using internal diff
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	86 dio_outfmt_T dio_outfmt; // internal diff output format
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	87 int dio_ctxlen; // unified diff context length
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	88 } diffio_T;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	89
7799 af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	90 static int diff_buf_idx(buf_T *buf);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	91 static int diff_buf_idx_tp(buf_T buf, tabpage_T tp);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	92 static void diff_mark_adjust_tp(tabpage_T *tp, int idx, linenr_T line1, linenr_T line2, long amount, long amount_after);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	93 static void diff_check_unchanged(tabpage_T tp, diff_T dp);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	94 static int diff_check_sanity(tabpage_T tp, diff_T dp);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	95 static int check_external_diff(diffio_T *diffio);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	96 static int diff_file(diffio_T *diffio);
7799 af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	97 static int diff_equal_entry(diff_T *dp, int idx1, int idx2);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	98 static int diff_cmp(char_u s1, char_u s2);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	99 #ifdef FEAT_FOLDING
7799 af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	100 static void diff_fold_update(diff_T *dp, int skip_idx);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	101 #endif
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	102 static void diff_read(int idx_orig, int idx_new, diffio_T *dio);
7799 af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	103 static void diff_copy_entry(diff_T dprev, diff_T dp, int idx_orig, int idx_new);
af3c41a3c53f commit https://github.com/vim/vim/commit/f28dbcea371b3a35727d91afc90fb90e0527d78a Christian Brabandt <cb@256bit.org> parents: 7338 diff changeset	104 static diff_T diff_alloc_new(tabpage_T tp, diff_T dprev, diff_T dp);
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	105 static int parse_diff_ed(char_u line, diffhunk_T hunk);
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	106 static int parse_diff_unified(char_u line, diffhunk_T hunk);
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	107 static int xdiff_out_indices(long start_a, long count_a, long start_b, long count_b, void *priv);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	108 static int xdiff_out_unified(void priv, mmbuffer_t mb, int nbuf);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	109
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	110 #define FOR_ALL_DIFFBLOCKS_IN_TAB(tp, dp) \
435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	111 for ((dp) = (tp)->tp_first_diff; (dp) != NULL; (dp) = (dp)->df_next)
435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	112
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	113 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	114 * Called when deleting or unloading a buffer: No longer make a diff with it.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	115 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	116 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	117 diff_buf_delete(buf_T *buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	118 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	119 int i;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	120 tabpage_T *tp;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	121
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	122 FOR_ALL_TABPAGES(tp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	123 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	124 i = diff_buf_idx_tp(buf, tp);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	125 if (i != DB_COUNT)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	126 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	127 tp->tp_diffbuf[i] = NULL;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	128 tp->tp_diff_invalid = TRUE;
1761 0836531167ab updated for version 7.2-059 vimboss parents: 1757 diff changeset	129 if (tp == curtab)
29293 bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	130 {
bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	131 // don't redraw right away, more might change or buffer state
bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	132 // is invalid right now
bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	133 need_diff_redraw = TRUE;
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29566 diff changeset	134 redraw_later(UPD_VALID);
29293 bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	135 }
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	136 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	137 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	138 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	139
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	140 /*
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	141 * Check if the current buffer should be added to or removed from the list of
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	142 * diff buffers.
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	143 */
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	144 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	145 diff_buf_adjust(win_T *win)
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	146 {
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	147 win_T *wp;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	148 int i;
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	149
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	150 if (!win->w_p_diff)
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	151 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	152 // When there is no window showing a diff for this buffer, remove
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	153 // it from the diffs.
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	154 FOR_ALL_WINDOWS(wp)
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	155 if (wp->w_buffer == win->w_buffer && wp->w_p_diff)
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	156 break;
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	157 if (wp == NULL)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	158 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	159 i = diff_buf_idx(win->w_buffer);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	160 if (i != DB_COUNT)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	161 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	162 curtab->tp_diffbuf[i] = NULL;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	163 curtab->tp_diff_invalid = TRUE;
1761 0836531167ab updated for version 7.2-059 vimboss parents: 1757 diff changeset	164 diff_redraw(TRUE);
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	165 }
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	166 }
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	167 }
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	168 else
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	169 diff_buf_add(win->w_buffer);
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	170 }
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	171
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	172 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	173 * Add a buffer to make diffs for.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	174 * Call this when a new buffer is being edited in the current window where
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	175 * 'diff' is set.
1788 61d080cb268e updated for version 7.2-086 vimboss parents: 1761 diff changeset	176 * Marks the current buffer as being part of the diff and requiring updating.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	177 * This must be done before any autocmd, because a command may use info
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	178 * about the screen contents.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	179 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	180 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	181 diff_buf_add(buf_T *buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	182 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	183 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	184
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	185 if (diff_buf_idx(buf) != DB_COUNT)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	186 return; // It's already there.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	187
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	188 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	189 if (curtab->tp_diffbuf[i] == NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	190 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	191 curtab->tp_diffbuf[i] = buf;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	192 curtab->tp_diff_invalid = TRUE;
1761 0836531167ab updated for version 7.2-059 vimboss parents: 1757 diff changeset	193 diff_redraw(TRUE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	194 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	195 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	196
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	197 semsg(_(e_cannot_diff_more_than_nr_buffers), DB_COUNT);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	198 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	199
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	200 /*
10821 d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	201 * Remove all buffers to make diffs for.
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	202 */
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	203 static void
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	204 diff_buf_clear(void)
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	205 {
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	206 int i;
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	207
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	208 for (i = 0; i < DB_COUNT; ++i)
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	209 if (curtab->tp_diffbuf[i] != NULL)
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	210 {
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	211 curtab->tp_diffbuf[i] = NULL;
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	212 curtab->tp_diff_invalid = TRUE;
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	213 diff_redraw(TRUE);
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	214 }
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	215 }
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	216
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	217 /*
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	218 * Find buffer "buf" in the list of diff buffers for the current tab page.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	219 * Return its index or DB_COUNT if not found.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	220 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	221 static int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	222 diff_buf_idx(buf_T *buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	223 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	224 int idx;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	225
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	226 for (idx = 0; idx < DB_COUNT; ++idx)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	227 if (curtab->tp_diffbuf[idx] == buf)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	228 break;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	229 return idx;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	230 }
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	231
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	232 /*
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	233 * Find buffer "buf" in the list of diff buffers for tab page "tp".
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	234 * Return its index or DB_COUNT if not found.
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	235 */
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	236 static int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	237 diff_buf_idx_tp(buf_T buf, tabpage_T tp)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	238 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	239 int idx;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	240
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	241 for (idx = 0; idx < DB_COUNT; ++idx)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	242 if (tp->tp_diffbuf[idx] == buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	243 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	244 return idx;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	245 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	246
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	247 /*
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	248 * Mark the diff info involving buffer "buf" as invalid, it will be updated
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	249 * when info is requested.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	250 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	251 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	252 diff_invalidate(buf_T *buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	253 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	254 tabpage_T *tp;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	255 int i;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	256
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	257 FOR_ALL_TABPAGES(tp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	258 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	259 i = diff_buf_idx_tp(buf, tp);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	260 if (i != DB_COUNT)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	261 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	262 tp->tp_diff_invalid = TRUE;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	263 if (tp == curtab)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	264 diff_redraw(TRUE);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	265 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	266 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	267 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	268
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	269 /*
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	270 * Called by mark_adjust(): update line numbers in "curbuf".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	271 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	272 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	273 diff_mark_adjust(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	274 linenr_T line1,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	275 linenr_T line2,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	276 long amount,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	277 long amount_after)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	278 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	279 int idx;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	280 tabpage_T *tp;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	281
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	282 // Handle all tab pages that use the current buffer in a diff.
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	283 FOR_ALL_TABPAGES(tp)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	284 {
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	285 idx = diff_buf_idx_tp(curbuf, tp);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	286 if (idx != DB_COUNT)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	287 diff_mark_adjust_tp(tp, idx, line1, line2, amount, amount_after);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	288 }
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	289 }
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	290
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	291 /*
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	292 * Update line numbers in tab page "tp" for "curbuf" with index "idx".
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	293 * This attempts to update the changes as much as possible:
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	294 * When inserting/deleting lines outside of existing change blocks, create a
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	295 * new change block and update the line numbers in following blocks.
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	296 * When inserting/deleting lines in existing change blocks, update them.
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	297 */
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	298 static void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	299 diff_mark_adjust_tp(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	300 tabpage_T *tp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	301 int idx,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	302 linenr_T line1,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	303 linenr_T line2,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	304 long amount,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	305 long amount_after)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	306 {
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	307 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	308 diff_T *dprev;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	309 diff_T *dnext;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	310 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	311 int inserted, deleted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	312 int n, off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	313 linenr_T last;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	314 linenr_T lnum_deleted = line1; // lnum of remaining deletion
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	315 int check_unchanged;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	316
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	317 if (diff_internal())
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	318 {
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	319 // Will update diffs before redrawing. Set _invalid to update the
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	320 // diffs themselves, set _update to also update folds properly just
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	321 // before redrawing.
14972 5d52b21b2e7f patch 8.1.0497: :%diffput changes order of lines Bram Moolenaar <Bram@vim.org> parents: 14893 diff changeset	322 // Do update marks here, it is needed for :%diffput.
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	323 tp->tp_diff_invalid = TRUE;
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	324 tp->tp_diff_update = TRUE;
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	325 }
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	326
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	327 if (line2 == MAXLNUM)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	328 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	329 // mark_adjust(99, MAXLNUM, 9, 0): insert lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	330 inserted = amount;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	331 deleted = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	332 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	333 else if (amount_after > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	334 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	335 // mark_adjust(99, 98, MAXLNUM, 9): a change that inserts lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	336 inserted = amount_after;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	337 deleted = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	338 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	339 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	340 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	341 // mark_adjust(98, 99, MAXLNUM, -2): delete lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	342 inserted = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	343 deleted = -amount_after;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	344 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	345
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	346 dprev = NULL;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	347 dp = tp->tp_first_diff;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	348 for (;;)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	349 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	350 // If the change is after the previous diff block and before the next
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	351 // diff block, thus not touching an existing change, create a new diff
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	352 // block. Don't do this when ex_diffgetput() is busy.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	353 if ((dp == NULL \|\| dp->df_lnum[idx] - 1 > line2
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	354 \|\| (line2 == MAXLNUM && dp->df_lnum[idx] > line1))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	355 && (dprev == NULL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	356 \|\| dprev->df_lnum[idx] + dprev->df_count[idx] < line1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	357 && !diff_busy)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	358 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	359 dnext = diff_alloc_new(tp, dprev, dp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	360 if (dnext == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	361 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	362
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	363 dnext->df_lnum[idx] = line1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	364 dnext->df_count[idx] = inserted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	365 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	366 if (tp->tp_diffbuf[i] != NULL && i != idx)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	367 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	368 if (dprev == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	369 dnext->df_lnum[i] = line1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	370 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	371 dnext->df_lnum[i] = line1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	372 + (dprev->df_lnum[i] + dprev->df_count[i])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	373 - (dprev->df_lnum[idx] + dprev->df_count[idx]);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	374 dnext->df_count[i] = deleted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	375 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	376 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	377
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	378 // if at end of the list, quit
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	379 if (dp == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	380 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	381
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	382 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	383 * Check for these situations:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	384 * 1 2 3
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	385 * 1 2 3
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	386 * line1 2 3 4 5
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	387 * 2 3 4 5
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	388 * 2 3 4 5
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	389 * line2 2 3 4 5
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	390 * 3 5 6
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	391 * 3 5 6
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	392 */
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	393 // compute last line of this change
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	394 last = dp->df_lnum[idx] + dp->df_count[idx] - 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	395
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	396 // 1. change completely above line1: nothing to do
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	397 if (last >= line1 - 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	398 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	399 // 6. change below line2: only adjust for amount_after; also when
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	400 // "deleted" became zero when deleted all lines between two diffs
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	401 if (dp->df_lnum[idx] - (deleted + inserted != 0) > line2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	402 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	403 if (amount_after == 0)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	404 break; // nothing left to change
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	405 dp->df_lnum[idx] += amount_after;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	406 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	407 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	408 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	409 check_unchanged = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	410
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	411 // 2. 3. 4. 5.: inserted/deleted lines touching this diff.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	412 if (deleted > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	413 {
29295 92dd6fef5ace patch 8.2.5164: invalid memory access after diff buffer manipulations Bram Moolenaar <Bram@vim.org> parents: 29293 diff changeset	414 off = 0;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	415 if (dp->df_lnum[idx] >= line1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	416 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	417 if (last <= line2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	418 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	419 // 4. delete all lines of diff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	420 if (dp->df_next != NULL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	421 && dp->df_next->df_lnum[idx] - 1 <= line2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	422 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	423 // delete continues in next diff, only do
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	424 // lines until that one
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	425 n = dp->df_next->df_lnum[idx] - lnum_deleted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	426 deleted -= n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	427 n -= dp->df_count[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	428 lnum_deleted = dp->df_next->df_lnum[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	429 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	430 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	431 n = deleted - dp->df_count[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	432 dp->df_count[idx] = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	433 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	434 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	435 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	436 // 5. delete lines at or just before top of diff
29295 92dd6fef5ace patch 8.2.5164: invalid memory access after diff buffer manipulations Bram Moolenaar <Bram@vim.org> parents: 29293 diff changeset	437 off = dp->df_lnum[idx] - lnum_deleted;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	438 n = off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	439 dp->df_count[idx] -= line2 - dp->df_lnum[idx] + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	440 check_unchanged = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	441 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	442 dp->df_lnum[idx] = line1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	443 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	444 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	445 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	446 if (last < line2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	447 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	448 // 2. delete at end of diff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	449 dp->df_count[idx] -= last - lnum_deleted + 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	450 if (dp->df_next != NULL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	451 && dp->df_next->df_lnum[idx] - 1 <= line2)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	452 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	453 // delete continues in next diff, only do
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	454 // lines until that one
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	455 n = dp->df_next->df_lnum[idx] - 1 - last;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	456 deleted -= dp->df_next->df_lnum[idx]
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	457 - lnum_deleted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	458 lnum_deleted = dp->df_next->df_lnum[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	459 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	460 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	461 n = line2 - last;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	462 check_unchanged = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	463 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	464 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	465 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	466 // 3. delete lines inside the diff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	467 n = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	468 dp->df_count[idx] -= deleted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	469 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	470 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	471
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	472 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	473 if (tp->tp_diffbuf[i] != NULL && i != idx)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	474 {
29519 3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	475 if (dp->df_lnum[i] > off)
3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	476 dp->df_lnum[i] -= off;
3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	477 else
3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	478 dp->df_lnum[i] = 1;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	479 dp->df_count[i] += n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	480 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	481 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	482 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	483 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	484 if (dp->df_lnum[idx] <= line1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	485 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	486 // inserted lines somewhere in this diff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	487 dp->df_count[idx] += inserted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	488 check_unchanged = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	489 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	490 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	491 // inserted lines somewhere above this diff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	492 dp->df_lnum[idx] += inserted;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	493 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	494
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	495 if (check_unchanged)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	496 // Check if inserted lines are equal, may reduce the
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	497 // size of the diff. TODO: also check for equal lines
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	498 // in the middle and perhaps split the block.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	499 diff_check_unchanged(tp, dp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	500 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	501 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	502
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	503 // check if this block touches the previous one, may merge them.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	504 if (dprev != NULL && dprev->df_lnum[idx] + dprev->df_count[idx]
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	505 == dp->df_lnum[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	506 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	507 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	508 if (tp->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	509 dprev->df_count[i] += dp->df_count[i];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	510 dprev->df_next = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	511 vim_free(dp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	512 dp = dprev->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	513 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	514 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	515 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	516 // Advance to next entry.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	517 dprev = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	518 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	519 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	520 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	521
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	522 dprev = NULL;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	523 dp = tp->tp_first_diff;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	524 while (dp != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	525 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	526 // All counts are zero, remove this entry.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	527 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	528 if (tp->tp_diffbuf[i] != NULL && dp->df_count[i] != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	529 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	530 if (i == DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	531 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	532 dnext = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	533 vim_free(dp);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	534 dp = dnext;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	535 if (dprev == NULL)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	536 tp->tp_first_diff = dnext;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	537 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	538 dprev->df_next = dnext;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	539 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	540 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	541 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	542 // Advance to next entry.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	543 dprev = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	544 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	545 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	546
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	547 }
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	548
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	549 if (tp == curtab)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	550 {
17851 ba63a184e6b6 patch 8.1.1922: in diff mode global operations can be very slow Bram Moolenaar <Bram@vim.org> parents: 16825 diff changeset	551 // Don't redraw right away, this updates the diffs, which can be slow.
ba63a184e6b6 patch 8.1.1922: in diff mode global operations can be very slow Bram Moolenaar <Bram@vim.org> parents: 16825 diff changeset	552 need_diff_redraw = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	553
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	554 // Need to recompute the scroll binding, may remove or add filler
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	555 // lines (e.g., when adding lines above w_topline). But it's slow when
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	556 // making many changes, postpone until redrawing.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	557 diff_need_scrollbind = TRUE;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	558 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	559 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	560
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	561 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	562 * Allocate a new diff block and link it between "dprev" and "dp".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	563 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	564 static diff_T *
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	565 diff_alloc_new(tabpage_T tp, diff_T dprev, diff_T *dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	566 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	567 diff_T *dnew;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	568
16825 ce04ebdf26b8 patch 8.1.1414: alloc() returning "char_u " causes a lot of type casts Bram Moolenaar <Bram@vim.org>* parents: 16806 diff changeset	569 dnew = ALLOC_ONE(diff_T);
31667 b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	570 if (dnew == NULL)
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	571 return NULL;
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	572
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	573 dnew->df_next = dp;
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	574 if (dprev == NULL)
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	575 tp->tp_first_diff = dnew;
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	576 else
b89cfd86e18e patch 9.0.1166: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31531 diff changeset	577 dprev->df_next = dnew;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	578 return dnew;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	579 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	580
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	581 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	582 * Check if the diff block "dp" can be made smaller for lines at the start and
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	583 * end that are equal. Called after inserting lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	584 * This may result in a change where all buffers have zero lines, the caller
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	585 * must take care of removing it.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	586 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	587 static void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	588 diff_check_unchanged(tabpage_T tp, diff_T dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	589 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	590 int i_org;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	591 int i_new;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	592 int off_org, off_new;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	593 char_u *line_org;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	594 int dir = FORWARD;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	595
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	596 // Find the first buffers, use it as the original, compare the other
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	597 // buffer lines against this one.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	598 for (i_org = 0; i_org < DB_COUNT; ++i_org)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	599 if (tp->tp_diffbuf[i_org] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	600 break;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	601 if (i_org == DB_COUNT) // safety check
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	602 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	603
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	604 if (diff_check_sanity(tp, dp) == FAIL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	605 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	606
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	607 // First check lines at the top, then at the bottom.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	608 off_org = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	609 off_new = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	610 for (;;)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	611 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	612 // Repeat until a line is found which is different or the number of
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	613 // lines has become zero.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	614 while (dp->df_count[i_org] > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	615 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	616 // Copy the line, the next ml_get() will invalidate it.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	617 if (dir == BACKWARD)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	618 off_org = dp->df_count[i_org] - 1;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	619 line_org = vim_strsave(ml_get_buf(tp->tp_diffbuf[i_org],
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	620 dp->df_lnum[i_org] + off_org, FALSE));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	621 if (line_org == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	622 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	623 for (i_new = i_org + 1; i_new < DB_COUNT; ++i_new)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	624 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	625 if (tp->tp_diffbuf[i_new] == NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	626 continue;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	627 if (dir == BACKWARD)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	628 off_new = dp->df_count[i_new] - 1;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	629 // if other buffer doesn't have this line, it was inserted
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	630 if (off_new < 0 \|\| off_new >= dp->df_count[i_new])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	631 break;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	632 if (diff_cmp(line_org, ml_get_buf(tp->tp_diffbuf[i_new],
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	633 dp->df_lnum[i_new] + off_new, FALSE)) != 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	634 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	635 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	636 vim_free(line_org);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	637
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	638 // Stop when a line isn't equal in all diff buffers.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	639 if (i_new != DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	640 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	641
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	642 // Line matched in all buffers, remove it from the diff.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	643 for (i_new = i_org; i_new < DB_COUNT; ++i_new)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	644 if (tp->tp_diffbuf[i_new] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	645 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	646 if (dir == FORWARD)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	647 ++dp->df_lnum[i_new];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	648 --dp->df_count[i_new];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	649 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	650 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	651 if (dir == BACKWARD)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	652 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	653 dir = BACKWARD;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	654 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	655 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	656
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	657 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	658 * Check if a diff block doesn't contain invalid line numbers.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	659 * This can happen when the diff program returns invalid results.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	660 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	661 static int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	662 diff_check_sanity(tabpage_T tp, diff_T dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	663 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	664 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	665
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	666 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	667 if (tp->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	668 if (dp->df_lnum[i] + dp->df_count[i] - 1
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	669 > tp->tp_diffbuf[i]->b_ml.ml_line_count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	670 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	671 return OK;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	672 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	673
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	674 /*
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	675 * Mark all diff buffers in the current tab page for redraw.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	676 */
17851 ba63a184e6b6 patch 8.1.1922: in diff mode global operations can be very slow Bram Moolenaar <Bram@vim.org> parents: 16825 diff changeset	677 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	678 diff_redraw(
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	679 int dofold) // also recompute the folds
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	680 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	681 win_T *wp;
25717 d3f992bc6ef8 patch 8.2.3394: filler lines are wrong when changing text in diff mode Bram Moolenaar <Bram@vim.org> parents: 25709 diff changeset	682 win_T *wp_other = NULL;
26044 2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	683 int used_max_fill_other = FALSE;
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	684 int used_max_fill_curwin = FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	685 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	686
17851 ba63a184e6b6 patch 8.1.1922: in diff mode global operations can be very slow Bram Moolenaar <Bram@vim.org> parents: 16825 diff changeset	687 need_diff_redraw = FALSE;
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	688 FOR_ALL_WINDOWS(wp)
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	689 {
29293 bf4d7898cf93 patch 8.2.5163: crash when deleting buffers in diff mode Bram Moolenaar <Bram@vim.org> parents: 28457 diff changeset	690 // when closing windows or wiping buffers skip invalid window
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	691 if (!wp->w_p_diff \|\| !buf_valid(wp->w_buffer))
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	692 continue;
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	693
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29566 diff changeset	694 redraw_win_later(wp, UPD_SOME_VALID);
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	695 if (wp != curwin)
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	696 wp_other = wp;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	697 #ifdef FEAT_FOLDING
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	698 if (dofold && foldmethodIsDiff(wp))
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	699 foldUpdateAll(wp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	700 #endif
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	701 // A change may have made filler lines invalid, need to take care of
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	702 // that for other windows.
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	703 n = diff_check(wp, wp->w_topline);
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	704 if ((wp != curwin && wp->w_topfill > 0) \|\| n > 0)
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	705 {
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	706 if (wp->w_topfill > n)
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	707 wp->w_topfill = (n < 0 ? 0 : n);
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	708 else if (n > 0 && n > wp->w_topfill)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	709 {
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	710 wp->w_topfill = n;
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	711 if (wp == curwin)
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	712 used_max_fill_curwin = TRUE;
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	713 else if (wp_other != NULL)
99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	714 used_max_fill_other = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	715 }
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	716 check_topfill(wp, FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	717 }
29566 99e3763cbd34 patch 9.0.0124: code has more indent than needed Bram Moolenaar <Bram@vim.org> parents: 29519 diff changeset	718 }
25717 d3f992bc6ef8 patch 8.2.3394: filler lines are wrong when changing text in diff mode Bram Moolenaar <Bram@vim.org> parents: 25709 diff changeset	719
26044 2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	720 if (wp_other != NULL && curwin->w_p_scb)
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	721 {
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	722 if (used_max_fill_curwin)
26771 fc859aea8cec patch 8.2.3914: various spelling mistakes in comments Bram Moolenaar <Bram@vim.org> parents: 26602 diff changeset	723 // The current window was set to use the maximum number of filler
26044 2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	724 // lines, may need to reduce them.
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	725 diff_set_topline(wp_other, curwin);
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	726 else if (used_max_fill_other)
26771 fc859aea8cec patch 8.2.3914: various spelling mistakes in comments Bram Moolenaar <Bram@vim.org> parents: 26602 diff changeset	727 // The other window was set to use the maximum number of filler
26044 2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	728 // lines, may need to reduce them.
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	729 diff_set_topline(curwin, wp_other);
2e8226c03007 patch 8.2.3556: filler lines are incorrect for other window in diff mode Bram Moolenaar <Bram@vim.org> parents: 25717 diff changeset	730 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	731 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	732
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	733 static void
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	734 clear_diffin(diffin_T *din)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	735 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	736 if (din->din_fname == NULL)
32120 97255d909654 patch 9.0.1391: "clear" macros are not always used Bram Moolenaar <Bram@vim.org> parents: 32118 diff changeset	737 VIM_CLEAR(din->din_mmfile.ptr);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	738 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	739 mch_remove(din->din_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	740 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	741
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	742 static void
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	743 clear_diffout(diffout_T *dout)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	744 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	745 if (dout->dout_fname == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	746 ga_clear_strings(&dout->dout_ga);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	747 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	748 mch_remove(dout->dout_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	749 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	750
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	751 /*
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	752 * Write buffer "buf" to a memory buffer.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	753 * Return FAIL for failure.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	754 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	755 static int
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	756 diff_write_buffer(buf_T buf, diffin_T din)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	757 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	758 linenr_T lnum;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	759 char_u *s;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	760 long len = 0;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	761 char_u *ptr;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	762
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	763 // xdiff requires one big block of memory with all the text.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	764 for (lnum = 1; lnum <= buf->b_ml.ml_line_count; ++lnum)
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34332 diff changeset	765 len += ml_get_buf_len(buf, lnum) + 1;
16768 695d9ef00b03 patch 8.1.1386: unessesary type casts for lalloc() Bram Moolenaar <Bram@vim.org> parents: 16764 diff changeset	766 ptr = alloc(len);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	767 if (ptr == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	768 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	769 // Allocating memory failed. This can happen, because we try to read
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	770 // the whole buffer text into memory. Set the failed flag, the diff
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	771 // will be retried with external diff. The flag is never reset.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	772 buf->b_diff_failed = TRUE;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	773 if (p_verbose > 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	774 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	775 verbose_enter();
15470 55ccc2d353bd patch 8.1.0743: giving error messages is not flexible Bram Moolenaar <Bram@vim.org> parents: 15103 diff changeset	776 smsg(_("Not enough memory to use internal diff for buffer \"%s\""),
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	777 buf->b_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	778 verbose_leave();
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	779 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	780 return FAIL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	781 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	782 din->din_mmfile.ptr = (char *)ptr;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	783 din->din_mmfile.size = len;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	784
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	785 len = 0;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	786 for (lnum = 1; lnum <= buf->b_ml.ml_line_count; ++lnum)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	787 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	788 for (s = ml_get_buf(buf, lnum, FALSE); *s != NUL; )
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	789 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	790 if (diff_flags & DIFF_ICASE)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	791 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	792 int c;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	793 int orig_len;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	794 char_u cbuf[MB_MAXBYTES + 1];
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	795
26794 83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	796 if (*s == NL)
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	797 c = NUL;
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	798 else
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	799 {
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	800 // xdiff doesn't support ignoring case, fold-case the text.
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	801 c = PTR2CHAR(s);
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	802 c = MB_CASEFOLD(c);
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	803 }
18251 c8a53c0daeed patch 8.1.2120: some MB_ macros are more complicated than necessary Bram Moolenaar <Bram@vim.org> parents: 17986 diff changeset	804 orig_len = mb_ptr2len(s);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	805 if (mb_char2bytes(c, cbuf) != orig_len)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	806 // TODO: handle byte length difference
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	807 mch_memmove(ptr + len, s, orig_len);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	808 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	809 mch_memmove(ptr + len, cbuf, orig_len);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	810
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	811 s += orig_len;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	812 len += orig_len;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	813 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	814 else
26794 83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	815 {
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	816 ptr[len++] = s == NL ? NUL : s;
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	817 s++;
83a99f08d1e8 patch 8.2.3925: diff mode confused by NUL bytes Bram Moolenaar <Bram@vim.org> parents: 26786 diff changeset	818 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	819 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	820 ptr[len++] = NL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	821 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	822 return OK;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	823 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	824
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	825 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	826 * Write buffer "buf" to file or memory buffer.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	827 * Return FAIL for failure.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	828 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	829 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	830 diff_write(buf_T buf, diffin_T din)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	831 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	832 int r;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	833 char_u *save_ff;
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	834 int save_cmod_flags;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	835
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	836 if (din->din_fname == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	837 return diff_write_buffer(buf, din);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	838
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	839 // Always use 'fileformat' set to "unix".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	840 save_ff = buf->b_p_ff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	841 buf->b_p_ff = vim_strsave((char_u *)FF_UNIX);
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	842 save_cmod_flags = cmdmod.cmod_flags;
18619 788d76db02ac patch 8.1.2302: :lockmarks does not work for '[ and '] Bram Moolenaar <Bram@vim.org> parents: 18590 diff changeset	843 // Writing the buffer is an implementation detail of performing the diff,
788d76db02ac patch 8.1.2302: :lockmarks does not work for '[ and '] Bram Moolenaar <Bram@vim.org> parents: 18590 diff changeset	844 // so it shouldn't update the '[ and '] marks.
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	845 cmdmod.cmod_flags \|= CMOD_LOCKMARKS;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	846 r = buf_write(buf, din->din_fname, NULL,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	847 (linenr_T)1, buf->b_ml.ml_line_count,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	848 NULL, FALSE, FALSE, FALSE, TRUE);
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	849 cmdmod.cmod_flags = save_cmod_flags;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	850 free_string_option(buf->b_p_ff);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	851 buf->b_p_ff = save_ff;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	852 return r;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	853 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	854
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	855 /*
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	856 * Update the diffs for all buffers involved.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	857 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	858 static void
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	859 diff_try_update(
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	860 diffio_T *dio,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	861 int idx_orig,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	862 exarg_T *eap) // "eap" can be NULL
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	863 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	864 buf_T *buf;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	865 int idx_new;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	866
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	867 if (dio->dio_internal)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	868 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	869 ga_init2(&dio->dio_diff.dout_ga, sizeof(char *), 1000);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	870 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	871 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	872 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	873 // We need three temp file names.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	874 dio->dio_orig.din_fname = vim_tempname('o', TRUE);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	875 dio->dio_new.din_fname = vim_tempname('n', TRUE);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	876 dio->dio_diff.dout_fname = vim_tempname('d', TRUE);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	877 if (dio->dio_orig.din_fname == NULL
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	878 \|\| dio->dio_new.din_fname == NULL
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	879 \|\| dio->dio_diff.dout_fname == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	880 goto theend;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	881 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	882
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	883 // Check external diff is actually working.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	884 if (!dio->dio_internal && check_external_diff(dio) == FAIL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	885 goto theend;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	886
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	887 // :diffupdate!
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	888 if (eap != NULL && eap->forceit)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	889 for (idx_new = idx_orig; idx_new < DB_COUNT; ++idx_new)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	890 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	891 buf = curtab->tp_diffbuf[idx_new];
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	892 if (buf_valid(buf))
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	893 buf_check_timestamp(buf, FALSE);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	894 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	895
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	896 // Write the first buffer to a tempfile or mmfile_t.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	897 buf = curtab->tp_diffbuf[idx_orig];
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	898 if (diff_write(buf, &dio->dio_orig) == FAIL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	899 goto theend;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	900
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	901 // Make a difference between the first buffer and every other.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	902 for (idx_new = idx_orig + 1; idx_new < DB_COUNT; ++idx_new)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	903 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	904 buf = curtab->tp_diffbuf[idx_new];
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	905 if (buf == NULL \|\| buf->b_ml.ml_mfp == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	906 continue; // skip buffer that isn't loaded
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	907
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	908 // Write the other buffer and diff with the first one.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	909 if (diff_write(buf, &dio->dio_new) == FAIL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	910 continue;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	911 if (diff_file(dio) == FAIL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	912 continue;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	913
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	914 // Read the diff output and add each entry to the diff list.
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	915 diff_read(idx_orig, idx_new, dio);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	916
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	917 clear_diffin(&dio->dio_new);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	918 clear_diffout(&dio->dio_diff);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	919 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	920 clear_diffin(&dio->dio_orig);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	921
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	922 theend:
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	923 vim_free(dio->dio_orig.din_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	924 vim_free(dio->dio_new.din_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	925 vim_free(dio->dio_diff.dout_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	926 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	927
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	928 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	929 * Return TRUE if the options are set to use the internal diff library.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	930 * Note that if the internal diff failed for one of the buffers, the external
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	931 * diff will be used anyway.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	932 */
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	933 int
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	934 diff_internal(void)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	935 {
15971 ced614446eaa patch 8.1.0991: cannot build with a mix of features Bram Moolenaar <Bram@vim.org> parents: 15900 diff changeset	936 return (diff_flags & DIFF_INTERNAL) != 0
ced614446eaa patch 8.1.0991: cannot build with a mix of features Bram Moolenaar <Bram@vim.org> parents: 15900 diff changeset	937 #ifdef FEAT_EVAL
ced614446eaa patch 8.1.0991: cannot build with a mix of features Bram Moolenaar <Bram@vim.org> parents: 15900 diff changeset	938 && *p_dex == NUL
ced614446eaa patch 8.1.0991: cannot build with a mix of features Bram Moolenaar <Bram@vim.org> parents: 15900 diff changeset	939 #endif
ced614446eaa patch 8.1.0991: cannot build with a mix of features Bram Moolenaar <Bram@vim.org> parents: 15900 diff changeset	940 ;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	941 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	942
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	943 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	944 * Return TRUE if the internal diff failed for one of the diff buffers.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	945 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	946 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	947 diff_internal_failed(void)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	948 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	949 int idx;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	950
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	951 // Only need to do something when there is another buffer.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	952 for (idx = 0; idx < DB_COUNT; ++idx)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	953 if (curtab->tp_diffbuf[idx] != NULL
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	954 && curtab->tp_diffbuf[idx]->b_diff_failed)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	955 return TRUE;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	956 return FALSE;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	957 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	958
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	959 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	960 * Completely update the diffs for the buffers involved.
14764 f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	961 * When using the external "diff" command the buffers are written to a file,
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	962 * also for unmodified buffers (the file could have been produced by
f562b9fbd0d3 patch 8.1.0394: diffs are not always updated correctly Christian Brabandt <cb@256bit.org> parents: 14762 diff changeset	963 * autocommands, e.g. the netrw plugin).
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	964 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	965 void
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	966 ex_diffupdate(exarg_T *eap) // "eap" can be NULL
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	967 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	968 int idx_orig;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	969 int idx_new;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	970 diffio_T diffio;
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	971 int had_diffs = curtab->tp_first_diff != NULL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	972
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	973 if (diff_busy)
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	974 {
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	975 diff_need_update = TRUE;
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	976 return;
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	977 }
09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	978
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	979 // Delete all diffblocks.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	980 diff_clear(curtab);
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	981 curtab->tp_diff_invalid = FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	982
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	983 // Use the first buffer as the original text.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	984 for (idx_orig = 0; idx_orig < DB_COUNT; ++idx_orig)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	985 if (curtab->tp_diffbuf[idx_orig] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	986 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	987 if (idx_orig == DB_COUNT)
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	988 goto theend;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	989
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	990 // Only need to do something when there is another buffer.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	991 for (idx_new = idx_orig + 1; idx_new < DB_COUNT; ++idx_new)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	992 if (curtab->tp_diffbuf[idx_new] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	993 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	994 if (idx_new == DB_COUNT)
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	995 goto theend;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	996
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	997 // Only use the internal method if it did not fail for one of the buffers.
20007 aadd1cae2ff5 patch 8.2.0559: clearing a struct is verbose Bram Moolenaar <Bram@vim.org> parents: 19888 diff changeset	998 CLEAR_FIELD(diffio);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	999 diffio.dio_internal = diff_internal() && !diff_internal_failed();
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1000
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1001 diff_try_update(&diffio, idx_orig, eap);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1002 if (diffio.dio_internal && diff_internal_failed())
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1003 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1004 // Internal diff failed, use external diff instead.
20007 aadd1cae2ff5 patch 8.2.0559: clearing a struct is verbose Bram Moolenaar <Bram@vim.org> parents: 19888 diff changeset	1005 CLEAR_FIELD(diffio);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1006 diff_try_update(&diffio, idx_orig, eap);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1007 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1008
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1009 // force updating cursor position on screen
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1010 curwin->w_valid_cursor.lnum = 0;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1011
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1012 theend:
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1013 // A redraw is needed if there were diffs and they were cleared, or there
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1014 // are diffs now, which means they got updated.
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1015 if (had_diffs \|\| curtab->tp_first_diff != NULL)
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1016 {
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1017 diff_redraw(TRUE);
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1018 apply_autocmds(EVENT_DIFFUPDATED, NULL, NULL, FALSE, curbuf);
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	1019 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1020 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1021
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1022 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1023 * Do a quick test if "diff" really works. Otherwise it looks like there
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1024 * are no differences. Can't use the return value, it's non-zero when
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1025 * there are differences.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1026 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1027 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1028 check_external_diff(diffio_T *diffio)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1029 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1030 FILE *fd;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1031 int ok;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1032 int io_error = FALSE;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1033
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1034 // May try twice, first with "-a" and then without.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1035 for (;;)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1036 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1037 ok = FALSE;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1038 fd = mch_fopen((char *)diffio->dio_orig.din_fname, "w");
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1039 if (fd == NULL)
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1040 io_error = TRUE;
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1041 else
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1042 {
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1043 if (fwrite("line1\n", (size_t)6, (size_t)1, fd) != 1)
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1044 io_error = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1045 fclose(fd);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1046 fd = mch_fopen((char *)diffio->dio_new.din_fname, "w");
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1047 if (fd == NULL)
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1048 io_error = TRUE;
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1049 else
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1050 {
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1051 if (fwrite("line2\n", (size_t)6, (size_t)1, fd) != 1)
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1052 io_error = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1053 fclose(fd);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1054 fd = NULL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1055 if (diff_file(diffio) == OK)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1056 fd = mch_fopen((char *)diffio->dio_diff.dout_fname, "r");
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1057 if (fd == NULL)
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1058 io_error = TRUE;
f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1059 else
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1060 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1061 char_u linebuf[LBUFLEN];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1062
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1063 for (;;)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1064 {
24683 05c199ea8295 patch 8.2.2880: unified diff fails if actually used Bram Moolenaar <Bram@vim.org> parents: 23895 diff changeset	1065 // For normal diff there must be a line that contains
05c199ea8295 patch 8.2.2880: unified diff fails if actually used Bram Moolenaar <Bram@vim.org> parents: 23895 diff changeset	1066 // "1c1". For unified diff "@@ -1 +1 @@".
15840 734b1928a5aa patch 8.1.0927: USE_CR is never defined Bram Moolenaar <Bram@vim.org> parents: 15595 diff changeset	1067 if (vim_fgets(linebuf, LBUFLEN, fd))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1068 break;
24683 05c199ea8295 patch 8.2.2880: unified diff fails if actually used Bram Moolenaar <Bram@vim.org> parents: 23895 diff changeset	1069 if (STRNCMP(linebuf, "1c1", 3) == 0
05c199ea8295 patch 8.2.2880: unified diff fails if actually used Bram Moolenaar <Bram@vim.org> parents: 23895 diff changeset	1070 \|\| STRNCMP(linebuf, "@@ -1 +1 @@", 11) == 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1071 ok = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1072 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1073 fclose(fd);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1074 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1075 mch_remove(diffio->dio_diff.dout_fname);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1076 mch_remove(diffio->dio_new.din_fname);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1077 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1078 mch_remove(diffio->dio_orig.din_fname);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1079 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1080
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1081 #ifdef FEAT_EVAL
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1082 // When using 'diffexpr' break here.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1083 if (*p_dex != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1084 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1085 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1086
8212 05b88224cea1 commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce Christian Brabandt <cb@256bit.org> parents: 7817 diff changeset	1087 #if defined(MSWIN)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1088 // If the "-a" argument works, also check if "--binary" works.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1089 if (ok && diff_a_works == MAYBE && diff_bin_works == MAYBE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1090 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1091 diff_a_works = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1092 diff_bin_works = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1093 continue;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1094 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1095 if (!ok && diff_a_works == TRUE && diff_bin_works == TRUE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1096 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1097 // Tried --binary, but it failed. "-a" works though.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1098 diff_bin_works = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1099 ok = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1100 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1101 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1102
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1103 // If we checked if "-a" works already, break here.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1104 if (diff_a_works != MAYBE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1105 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1106 diff_a_works = ok;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1107
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1108 // If "-a" works break here, otherwise retry without "-a".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1109 if (ok)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1110 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1111 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1112 if (!ok)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1113 {
1757 f10fe14748e2 updated for version 7.2-055 vimboss parents: 1519 diff changeset	1114 if (io_error)
26962 85866e069c24 patch 8.2.4010: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26958 diff changeset	1115 emsg(_(e_cannot_read_or_write_temp_files));
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	1116 emsg(_(e_cannot_create_diffs));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1117 diff_a_works = MAYBE;
8212 05b88224cea1 commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce Christian Brabandt <cb@256bit.org> parents: 7817 diff changeset	1118 #if defined(MSWIN)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1119 diff_bin_works = MAYBE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1120 #endif
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1121 return FAIL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1122 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1123 return OK;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1124 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1125
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1126 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1127 * Invoke the xdiff function.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1128 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1129 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1130 diff_file_internal(diffio_T *diffio)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1131 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1132 xpparam_t param;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1133 xdemitconf_t emit_cfg;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1134 xdemitcb_t emit_cb;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1135
20007 aadd1cae2ff5 patch 8.2.0559: clearing a struct is verbose Bram Moolenaar <Bram@vim.org> parents: 19888 diff changeset	1136 CLEAR_FIELD(param);
aadd1cae2ff5 patch 8.2.0559: clearing a struct is verbose Bram Moolenaar <Bram@vim.org> parents: 19888 diff changeset	1137 CLEAR_FIELD(emit_cfg);
aadd1cae2ff5 patch 8.2.0559: clearing a struct is verbose Bram Moolenaar <Bram@vim.org> parents: 19888 diff changeset	1138 CLEAR_FIELD(emit_cb);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1139
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1140 param.flags = diff_algorithm;
3524 d8ce4a2eb44e updated for version 7.3.523 Bram Moolenaar <bram@vim.org> parents: 2583 diff changeset	1141
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1142 if (diff_flags & DIFF_IWHITE)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1143 param.flags \|= XDF_IGNORE_WHITESPACE_CHANGE;
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1144 if (diff_flags & DIFF_IWHITEALL)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1145 param.flags \|= XDF_IGNORE_WHITESPACE;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1146 if (diff_flags & DIFF_IWHITEEOL)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1147 param.flags \|= XDF_IGNORE_WHITESPACE_AT_EOL;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1148 if (diff_flags & DIFF_IBLANK)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	1149 param.flags \|= XDF_IGNORE_BLANK_LINES;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1150
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	1151 emit_cfg.ctxlen = diffio->dio_ctxlen;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1152 emit_cb.priv = &diffio->dio_diff;
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	1153 if (diffio->dio_outfmt == DIO_OUTPUT_INDICES)
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	1154 emit_cfg.hunk_func = xdiff_out_indices;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	1155 else
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	1156 emit_cb.out_line = xdiff_out_unified;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1157 if (xdl_diff(&diffio->dio_orig.din_mmfile,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1158 &diffio->dio_new.din_mmfile,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1159 &param, &emit_cfg, &emit_cb) < 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1160 {
26966 ac75c145f0a9 patch 8.2.4012: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26962 diff changeset	1161 emsg(_(e_problem_creating_internal_diff));
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1162 return FAIL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1163 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1164 return OK;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1165 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1166
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1167 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1168 * Make a diff between files "tmp_orig" and "tmp_new", results in "tmp_diff".
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1169 * return OK or FAIL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1170 */
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1171 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1172 diff_file(diffio_T *dio)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1173 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1174 char_u *cmd;
1872 f13849167330 updated for version 7.2-169 vimboss parents: 1835 diff changeset	1175 size_t len;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1176 char_u *tmp_orig = dio->dio_orig.din_fname;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1177 char_u *tmp_new = dio->dio_new.din_fname;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1178 char_u *tmp_diff = dio->dio_diff.dout_fname;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1179
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1180 #ifdef FEAT_EVAL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1181 if (*p_dex != NUL)
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1182 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1183 // Use 'diffexpr' to generate the diff file.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1184 eval_diff(tmp_orig, tmp_new, tmp_diff);
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1185 return OK;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1186 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1187 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1188 #endif
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1189 // Use xdiff for generating the diff.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1190 if (dio->dio_internal)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1191 return diff_file_internal(dio);
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1192
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1193 len = STRLEN(tmp_orig) + STRLEN(tmp_new)
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1194 + STRLEN(tmp_diff) + STRLEN(p_srr) + 27;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1195 cmd = alloc(len);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1196 if (cmd == NULL)
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1197 return FAIL;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1198
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1199 // We don't want $DIFF_OPTIONS to get in the way.
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1200 if (getenv("DIFF_OPTIONS"))
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1201 vim_setenv((char_u )"DIFF_OPTIONS", (char_u )"");
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1202
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1203 // Build the diff command and execute it. Always use -a, binary
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1204 // differences are of no use. Ignore errors, diff returns
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1205 // non-zero when differences have been found.
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1206 vim_snprintf((char *)cmd, len, "diff %s%s%s%s%s%s%s%s %s",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1207 diff_a_works == FALSE ? "" : "-a ",
8212 05b88224cea1 commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce Christian Brabandt <cb@256bit.org> parents: 7817 diff changeset	1208 #if defined(MSWIN)
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1209 diff_bin_works == TRUE ? "--binary " : "",
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1210 #else
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1211 "",
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1212 #endif
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1213 (diff_flags & DIFF_IWHITE) ? "-b " : "",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1214 (diff_flags & DIFF_IWHITEALL) ? "-w " : "",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1215 (diff_flags & DIFF_IWHITEEOL) ? "-Z " : "",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1216 (diff_flags & DIFF_IBLANK) ? "-B " : "",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1217 (diff_flags & DIFF_ICASE) ? "-i " : "",
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1218 tmp_orig, tmp_new);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1219 append_redir(cmd, (int)len, p_srr, tmp_diff);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1220 block_autocmds(); // avoid ShellCmdPost stuff
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1221 (void)call_shell(cmd, SHELL_FILTER\|SHELL_SILENT\|SHELL_DOOUT);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1222 unblock_autocmds();
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1223 vim_free(cmd);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1224 return OK;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1225 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1226
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1227 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1228 * Create a new version of a file from the current buffer and a diff file.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1229 * The buffer is written to a file, also for unmodified buffers (the file
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1230 * could have been produced by autocommands, e.g. the netrw plugin).
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1231 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1232 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1233 ex_diffpatch(exarg_T *eap)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1234 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1235 char_u *tmp_orig; // name of original temp file
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1236 char_u *tmp_new; // name of patched temp file
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1237 char_u *buf = NULL;
1872 f13849167330 updated for version 7.2-169 vimboss parents: 1835 diff changeset	1238 size_t buflen;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1239 win_T *old_curwin = curwin;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1240 char_u *newname = NULL; // name of patched file buffer
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1241 #ifdef UNIX
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1242 char_u dirbuf[MAXPATHL];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1243 char_u *fullname = NULL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1244 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1245 #ifdef FEAT_BROWSE
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1246 char_u *browseFile = NULL;
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1247 int save_cmod_flags = cmdmod.cmod_flags;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1248 #endif
9387 f094d4085014 commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe Christian Brabandt <cb@256bit.org> parents: 8368 diff changeset	1249 stat_T st;
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1250 char_u *esc_name = NULL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1251
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1252 #ifdef FEAT_BROWSE
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1253 if (cmdmod.cmod_flags & CMOD_BROWSE)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1254 {
28 726bdc53fa49 updated for version 7.0018 vimboss parents: 16 diff changeset	1255 browseFile = do_browse(0, (char_u *)_("Patch file"),
13802 378f9f8e6d8f patch 8.0.1773: dialog messages are not translated Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	1256 eap->arg, NULL, NULL,
378f9f8e6d8f patch 8.0.1773: dialog messages are not translated Christian Brabandt <cb@256bit.org> parents: 13384 diff changeset	1257 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1258 if (browseFile == NULL)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1259 return; // operation cancelled
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1260 eap->arg = browseFile;
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1261 cmdmod.cmod_flags &= ~CMOD_BROWSE; // don't let do_ecmd() browse again
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1262 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1263 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1264
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1265 // We need two temp file names.
6721 7347229a646a updated for version 7.4.684 Bram Moolenaar <bram@vim.org> parents: 6314 diff changeset	1266 tmp_orig = vim_tempname('o', FALSE);
7347229a646a updated for version 7.4.684 Bram Moolenaar <bram@vim.org> parents: 6314 diff changeset	1267 tmp_new = vim_tempname('n', FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1268 if (tmp_orig == NULL \|\| tmp_new == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1269 goto theend;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1270
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1271 // Write the current buffer to "tmp_orig".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1272 if (buf_write(curbuf, tmp_orig, NULL,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1273 (linenr_T)1, curbuf->b_ml.ml_line_count,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1274 NULL, FALSE, FALSE, FALSE, TRUE) == FAIL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1275 goto theend;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1276
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1277 #ifdef UNIX
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1278 // Get the absolute path of the patchfile, changing directory below.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1279 fullname = FullName_save(eap->arg, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1280 #endif
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1281 esc_name = vim_strsave_shellescape(
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1282 # ifdef UNIX
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1283 fullname != NULL ? fullname :
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1284 # endif
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1285 eap->arg, TRUE, TRUE);
081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1286 if (esc_name == NULL)
081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1287 goto theend;
081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1288 buflen = STRLEN(tmp_orig) + STRLEN(esc_name) + STRLEN(tmp_new) + 16;
16764 ef00b6bc186b patch 8.1.1384: using "int" for alloc() often results in compiler warnings Bram Moolenaar <Bram@vim.org> parents: 15971 diff changeset	1289 buf = alloc(buflen);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1290 if (buf == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1291 goto theend;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1292
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1293 #ifdef UNIX
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1294 // Temporarily chdir to /tmp, to avoid patching files in the current
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1295 // directory when the patch file contains more than one patch. When we
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1296 // have our own temp dir use that instead, it will be cleaned up when we
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1297 // exit (any .rej files created). Don't change directory if we can't
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1298 // return to the current.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1299 if (mch_dirname(dirbuf, MAXPATHL) != OK \|\| mch_chdir((char *)dirbuf) != 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1300 dirbuf[0] = NUL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1301 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1302 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1303 # ifdef TEMPDIRNAMES
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1304 if (vim_tempdir != NULL)
14730 193471015e1a patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions Christian Brabandt <cb@256bit.org> parents: 14726 diff changeset	1305 vim_ignored = mch_chdir((char *)vim_tempdir);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1306 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1307 # endif
14730 193471015e1a patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions Christian Brabandt <cb@256bit.org> parents: 14726 diff changeset	1308 vim_ignored = mch_chdir("/tmp");
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1309 shorten_fnames(TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1310 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1311 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1312
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1313 #ifdef FEAT_EVAL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1314 if (*p_pex != NUL)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1315 // Use 'patchexpr' to generate the new file.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1316 eval_patch(tmp_orig,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1317 # ifdef UNIX
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1318 fullname != NULL ? fullname :
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1319 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1320 eap->arg, tmp_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1321 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1322 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1323 {
32218 9c6bc59b6d80 patch 9.0.1440: "rvim" can execute a shell through :diffpatch Bram Moolenaar <Bram@vim.org> parents: 32120 diff changeset	1324 if (check_restricted())
9c6bc59b6d80 patch 9.0.1440: "rvim" can execute a shell through :diffpatch Bram Moolenaar <Bram@vim.org> parents: 32120 diff changeset	1325 goto theend;
9c6bc59b6d80 patch 9.0.1440: "rvim" can execute a shell through :diffpatch Bram Moolenaar <Bram@vim.org> parents: 32120 diff changeset	1326
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1327 // Build the patch command and execute it. Ignore errors. Switch to
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1328 // cooked mode to allow the user to respond to prompts.
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1329 vim_snprintf((char *)buf, buflen, "patch -o %s %s < %s",
081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1330 tmp_new, tmp_orig, esc_name);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1331 block_autocmds(); // Avoid ShellCmdPost stuff
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1332 (void)call_shell(buf, SHELL_FILTER \| SHELL_COOKED);
1410 cdd82acd75b4 updated for version 7.1-125 vimboss parents: 1075 diff changeset	1333 unblock_autocmds();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1334 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1335
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1336 #ifdef UNIX
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1337 if (dirbuf[0] != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1338 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1339 if (mch_chdir((char *)dirbuf) != 0)
26877 06a137af96f8 patch 8.2.3967: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26829 diff changeset	1340 emsg(_(e_cannot_go_back_to_previous_directory));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1341 shorten_fnames(TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1342 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1343 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1344
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1345 // patch probably has written over the screen
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29566 diff changeset	1346 redraw_later(UPD_CLEAR);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1347
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1348 // Delete any .orig or .rej file created.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1349 STRCPY(buf, tmp_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1350 STRCAT(buf, ".orig");
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1351 mch_remove(buf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1352 STRCPY(buf, tmp_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1353 STRCAT(buf, ".rej");
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1354 mch_remove(buf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1355
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1356 // Only continue if the output file was created.
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1357 if (mch_stat((char *)tmp_new, &st) < 0 \|\| st.st_size == 0)
26962 85866e069c24 patch 8.2.4010: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26958 diff changeset	1358 emsg(_(e_cannot_read_patch_output));
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1359 else
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1360 {
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1361 if (curbuf->b_fname != NULL)
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1362 {
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1363 newname = vim_strnsave(curbuf->b_fname,
20751 d9a2e5dcfd9f patch 8.2.0928: many type casts are used for vim_strnsave() Bram Moolenaar <Bram@vim.org> parents: 20599 diff changeset	1364 STRLEN(curbuf->b_fname) + 4);
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1365 if (newname != NULL)
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1366 STRCAT(newname, ".new");
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1367 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1368
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1369 #ifdef FEAT_GUI
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1370 need_mouse_correct = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1371 #endif
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1372 // don't use a new tab page, each tab page has its own diffs
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1373 cmdmod.cmod_tab = 0;
682 f1b013312711 updated for version 7.0205 vimboss parents: 681 diff changeset	1374
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1375 if (win_split(0, (diff_flags & DIFF_VERTICAL) ? WSP_VERT : 0) != FAIL)
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1376 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1377 // Pretend it was a ":split fname" command
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1378 eap->cmdidx = CMD_split;
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1379 eap->arg = tmp_new;
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1380 do_exedit(eap, old_curwin);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1381
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1382 // check that split worked and editing tmp_new
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1383 if (curwin != old_curwin && win_valid(old_curwin))
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1384 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1385 // Set 'diff', 'scrollbind' on and 'wrap' off.
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1386 diff_win_options(curwin, TRUE);
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1387 diff_win_options(old_curwin, TRUE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1388
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1389 if (newname != NULL)
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1390 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1391 // do a ":file filename.new" on the patched buffer
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1392 eap->arg = newname;
fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1393 ex_file(eap);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1394
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1395 // Do filetype detection with the new name.
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1396 if (au_has_group((char_u *)"filetypedetect"))
32218 9c6bc59b6d80 patch 9.0.1440: "rvim" can execute a shell through :diffpatch Bram Moolenaar <Bram@vim.org> parents: 32120 diff changeset	1397 do_cmdline_cmd(
9c6bc59b6d80 patch 9.0.1440: "rvim" can execute a shell through :diffpatch Bram Moolenaar <Bram@vim.org> parents: 32120 diff changeset	1398 (char_u *)":doau filetypedetect BufRead");
1942 fe26299d6f70 updated for version 7.2-239 vimboss parents: 1876 diff changeset	1399 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1400 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1401 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1402 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1403
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1404 theend:
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1405 if (tmp_orig != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1406 mch_remove(tmp_orig);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1407 vim_free(tmp_orig);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1408 if (tmp_new != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1409 mch_remove(tmp_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1410 vim_free(tmp_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1411 vim_free(newname);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1412 vim_free(buf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1413 #ifdef UNIX
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1414 vim_free(fullname);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1415 #endif
11113 081ed9efb5c0 patch 8.0.0444: diffpatch fails when the file name has a quote Christian Brabandt <cb@256bit.org> parents: 11109 diff changeset	1416 vim_free(esc_name);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1417 #ifdef FEAT_BROWSE
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1418 vim_free(browseFile);
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1419 cmdmod.cmod_flags = save_cmod_flags;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1420 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1421 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1422
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1423 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1424 * Split the window and edit another file, setting options to show the diffs.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1425 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1426 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1427 ex_diffsplit(exarg_T *eap)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1428 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1429 win_T *old_curwin = curwin;
9487 69ed2c9d34a6 commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b Christian Brabandt <cb@256bit.org> parents: 9387 diff changeset	1430 bufref_T old_curbuf;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1431
9487 69ed2c9d34a6 commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b Christian Brabandt <cb@256bit.org> parents: 9387 diff changeset	1432 set_bufref(&old_curbuf, curbuf);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1433 #ifdef FEAT_GUI
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1434 need_mouse_correct = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1435 #endif
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1436 // Need to compute w_fraction when no redraw happened yet.
10013 942d40a92be6 commit https://github.com/vim/vim/commit/46328f9a1cc8047d1e05095bc9f531038c5a4028 Christian Brabandt <cb@256bit.org> parents: 10005 diff changeset	1437 validate_cursor();
942d40a92be6 commit https://github.com/vim/vim/commit/46328f9a1cc8047d1e05095bc9f531038c5a4028 Christian Brabandt <cb@256bit.org> parents: 10005 diff changeset	1438 set_fraction(curwin);
942d40a92be6 commit https://github.com/vim/vim/commit/46328f9a1cc8047d1e05095bc9f531038c5a4028 Christian Brabandt <cb@256bit.org> parents: 10005 diff changeset	1439
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1440 // don't use a new tab page, each tab page has its own diffs
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20772 diff changeset	1441 cmdmod.cmod_tab = 0;
682 f1b013312711 updated for version 7.0205 vimboss parents: 681 diff changeset	1442
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1443 if (win_split(0, (diff_flags & DIFF_VERTICAL) ? WSP_VERT : 0) == FAIL)
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1444 return;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1445
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1446 // Pretend it was a ":split fname" command
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1447 eap->cmdidx = CMD_split;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1448 curwin->w_p_diff = TRUE;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1449 do_exedit(eap, old_curwin);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1450
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1451 if (curwin == old_curwin) // split didn't work
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1452 return;
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1453
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1454 // Set 'diff', 'scrollbind' on and 'wrap' off.
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1455 diff_win_options(curwin, TRUE);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1456 if (win_valid(old_curwin))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1457 {
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1458 diff_win_options(old_curwin, TRUE);
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1459
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1460 if (bufref_valid(&old_curbuf))
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1461 // Move the cursor position to that of the old window.
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1462 curwin->w_cursor.lnum = diff_get_corresponding_line(
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1463 old_curbuf.br_buf, old_curwin->w_cursor.lnum);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1464 }
31531 6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1465 // Now that lines are folded scroll to show the cursor at the same
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1466 // relative position.
6e24001000ed patch 9.0.1098: code uses too much indent Bram Moolenaar <Bram@vim.org> parents: 31263 diff changeset	1467 scroll_to_fraction(curwin, curwin->w_height);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1468 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1469
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1470 /*
4352 04736b4030ec updated for version 7.3.925 Bram Moolenaar <bram@vim.org> parents: 4236 diff changeset	1471 * Set options to show diffs for the current window.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1472 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1473 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1474 ex_diffthis(exarg_T *eap UNUSED)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1475 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1476 // Set 'diff', 'scrollbind' on and 'wrap' off.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1477 diff_win_options(curwin, TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1478 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1479
11707 1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1480 static void
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1481 set_diff_option(win_T *wp, int value)
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1482 {
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1483 win_T *old_curwin = curwin;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1484
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1485 curwin = wp;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1486 curbuf = curwin->w_buffer;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1487 ++curbuf_lock;
28457 4dcccb2673fe patch 8.2.4753: error from setting an option is silently ignored Bram Moolenaar <Bram@vim.org> parents: 28197 diff changeset	1488 set_option_value_give_err((char_u *)"diff", (long)value, NULL, OPT_LOCAL);
11707 1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1489 --curbuf_lock;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1490 curwin = old_curwin;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1491 curbuf = curwin->w_buffer;
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1492 }
1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1493
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1494 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1495 * Set options in window "wp" for diff mode.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1496 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1497 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1498 diff_win_options(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1499 win_T *wp,
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1500 int addbuf) // Add buffer to diff.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1501 {
2086 c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1502 # ifdef FEAT_FOLDING
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1503 win_T *old_curwin = curwin;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1504
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1505 // close the manually opened folds
2086 c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1506 curwin = wp;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1507 newFoldLevel();
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1508 curwin = old_curwin;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1509 # endif
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1510
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1511 // Use 'scrollbind' and 'cursorbind' when available
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1512 if (!wp->w_p_diff)
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1513 wp->w_p_scb_save = wp->w_p_scb;
2583 7c2e6ba1d702 updated for version 7.3.008 Bram Moolenaar <bram@vim.org> parents: 2445 diff changeset	1514 wp->w_p_scb = TRUE;
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1515 if (!wp->w_p_diff)
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1516 wp->w_p_crb_save = wp->w_p_crb;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	1517 wp->w_p_crb = TRUE;
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1518 if (!(diff_flags & DIFF_FOLLOWWRAP))
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1519 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1520 if (!wp->w_p_diff)
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1521 wp->w_p_wrap_save = wp->w_p_wrap;
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1522 wp->w_p_wrap = FALSE;
34569 f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1523 wp->w_skipcol = 0;
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1524 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1525 # ifdef FEAT_FOLDING
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1526 if (!wp->w_p_diff)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1527 {
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1528 if (wp->w_p_diff_saved)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1529 free_string_option(wp->w_p_fdm_save);
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1530 wp->w_p_fdm_save = vim_strsave(wp->w_p_fdm);
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1531 }
16806 306766ed0f70 patch 8.1.1405: "highlight" option of popup windows not supported Bram Moolenaar <Bram@vim.org> parents: 16768 diff changeset	1532 set_string_option_direct_in_win(wp, (char_u )"fdm", -1, (char_u )"diff",
694 07d199fe02ed updated for version 7.0209 vimboss parents: 682 diff changeset	1533 OPT_LOCAL\|OPT_FREE, 0);
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1534 if (!wp->w_p_diff)
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1535 {
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1536 wp->w_p_fdc_save = wp->w_p_fdc;
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1537 wp->w_p_fen_save = wp->w_p_fen;
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1538 wp->w_p_fdl_save = wp->w_p_fdl;
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1539 }
2086 c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1540 wp->w_p_fdc = diff_foldcolumn;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1541 wp->w_p_fen = TRUE;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1542 wp->w_p_fdl = 0;
c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1543 foldUpdateAll(wp);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1544 // make sure topline is not halfway a fold
2086 c11845a465ae updated for version 7.2.370 Bram Moolenaar <bram@zimbu.org> parents: 1942 diff changeset	1545 changed_window_setting_win(wp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1546 # endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1547 if (vim_strchr(p_sbo, 'h') == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1548 do_cmdline_cmd((char_u *)"set sbo+=hor");
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1549 // Save the current values, to be restored in ex_diffoff().
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1550 wp->w_p_diff_saved = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1551
11707 1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1552 set_diff_option(wp, TRUE);
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1553
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1554 if (addbuf)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1555 diff_buf_add(wp->w_buffer);
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29566 diff changeset	1556 redraw_win_later(wp, UPD_NOT_VALID);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1557 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1558
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1559 /*
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1560 * Set options not to show diffs. For the current window or all windows.
671 83a006f81bac updated for version 7.0199 vimboss parents: 648 diff changeset	1561 * Only in the current tab page.
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1562 */
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1563 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1564 ex_diffoff(exarg_T *eap)
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1565 {
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1566 win_T *wp;
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1567 int diffwin = FALSE;
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1568
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	1569 FOR_ALL_WINDOWS(wp)
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1570 {
5358 b21b5dcdca21 updated for version 7.4.031 Bram Moolenaar <bram@vim.org> parents: 5200 diff changeset	1571 if (eap->forceit ? wp->w_p_diff : wp == curwin)
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1572 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1573 // Set 'diff' off. If option values were saved in
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1574 // diff_win_options(), restore the ones whose settings seem to have
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1575 // been left over from diff mode.
11707 1395a3b6978d patch 8.0.0736: OptionSet not triggered when entering diff mode Christian Brabandt <cb@256bit.org> parents: 11430 diff changeset	1576 set_diff_option(wp, FALSE);
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1577
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1578 if (wp->w_p_diff_saved)
11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1579 {
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1580
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1581 if (wp->w_p_scb)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1582 wp->w_p_scb = wp->w_p_scb_save;
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1583 if (wp->w_p_crb)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1584 wp->w_p_crb = wp->w_p_crb_save;
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1585 if (!(diff_flags & DIFF_FOLLOWWRAP))
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1586 {
34569 f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1587 if (!wp->w_p_wrap && wp->w_p_wrap_save)
f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1588 {
f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1589 wp->w_p_wrap = TRUE;
f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1590 wp->w_leftcol = 0;
f41e8218775a patch 9.1.0183: Wrong display or screenpos() result when toggling diff mode Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	1591 }
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1592 }
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1593 #ifdef FEAT_FOLDING
5102 11d0c6df1d7b updated for version 7.3.1294 Bram Moolenaar <bram@vim.org> parents: 4352 diff changeset	1594 free_string_option(wp->w_p_fdm);
11430 eba1a8c6e21d patch 8.0.0599: diff mode is insufficiently tested Christian Brabandt <cb@256bit.org> parents: 11129 diff changeset	1595 wp->w_p_fdm = vim_strsave(
eba1a8c6e21d patch 8.0.0599: diff mode is insufficiently tested Christian Brabandt <cb@256bit.org> parents: 11129 diff changeset	1596 wp->w_p_fdm_save ? wp->w_p_fdm_save : (char_u)"manual");
5200 b3ff17862b4c updated for version 7.4a.026 Bram Moolenaar <bram@vim.org> parents: 5102 diff changeset	1597
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1598 if (wp->w_p_fdc == diff_foldcolumn)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1599 wp->w_p_fdc = wp->w_p_fdc_save;
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1600 if (wp->w_p_fdl == 0)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1601 wp->w_p_fdl = wp->w_p_fdl_save;
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1602
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1603 // Only restore 'foldenable' when 'foldmethod' is not
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1604 // "manual", otherwise we continue to show the diff folds.
6897 d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1605 if (wp->w_p_fen)
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1606 wp->w_p_fen = foldmethodIsManual(wp) ? FALSE
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1607 : wp->w_p_fen_save;
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1608
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1609 foldUpdateAll(wp);
d3a23af4bba1 patch 7.4.768 Bram Moolenaar <bram@vim.org> parents: 6721 diff changeset	1610 #endif
5200 b3ff17862b4c updated for version 7.4a.026 Bram Moolenaar <bram@vim.org> parents: 5102 diff changeset	1611 }
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1612 // remove filler lines
10005 4b4ba6589a98 commit https://github.com/vim/vim/commit/e67d546f3c691139e6d3d33f36724d98aec04c14 Christian Brabandt <cb@256bit.org> parents: 9719 diff changeset	1613 wp->w_topfill = 0;
4b4ba6589a98 commit https://github.com/vim/vim/commit/e67d546f3c691139e6d3d33f36724d98aec04c14 Christian Brabandt <cb@256bit.org> parents: 9719 diff changeset	1614
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1615 // make sure topline is not halfway a fold and cursor is
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1616 // invalidated
10005 4b4ba6589a98 commit https://github.com/vim/vim/commit/e67d546f3c691139e6d3d33f36724d98aec04c14 Christian Brabandt <cb@256bit.org> parents: 9719 diff changeset	1617 changed_window_setting_win(wp);
5200 b3ff17862b4c updated for version 7.4a.026 Bram Moolenaar <bram@vim.org> parents: 5102 diff changeset	1618
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1619 // Note: 'sbo' is not restored, it's a global option.
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1620 diff_buf_adjust(wp);
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1621 }
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1622 diffwin \|= wp->w_p_diff;
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1623 }
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1624
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1625 // Also remove hidden buffers from the list.
10821 d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	1626 if (eap->forceit)
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	1627 diff_buf_clear();
d9e48fb5142f patch 8.0.0300: cannot stop diffing hidden buffers Christian Brabandt <cb@256bit.org> parents: 10295 diff changeset	1628
18590 41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1629 if (!diffwin)
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1630 {
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1631 diff_need_update = FALSE;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1632 curtab->tp_diff_invalid = FALSE;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1633 curtab->tp_diff_update = FALSE;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1634 diff_clear(curtab);
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1635 }
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	1636
26771 fc859aea8cec patch 8.2.3914: various spelling mistakes in comments Bram Moolenaar <Bram@vim.org> parents: 26602 diff changeset	1637 // Remove "hor" from 'scrollopt' if there are no diff windows left.
16 3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1638 if (!diffwin && vim_strchr(p_sbo, 'h') != NULL)
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1639 do_cmdline_cmd((char_u *)"set sbo-=hor");
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1640 }
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1641
3ba373b54370 updated for version 7.0008 vimboss parents: 7 diff changeset	1642 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1643 * Read the diff output and add each entry to the diff list.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1644 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1645 static void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1646 diff_read(
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1647 int idx_orig, // idx of original file
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1648 int idx_new, // idx of new file
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1649 diffio_T *dio) // diff output
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1650 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1651 FILE *fd = NULL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1652 int line_idx = 0;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1653 diff_T *dprev = NULL;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1654 diff_T *dp = curtab->tp_first_diff;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1655 diff_T dn, dpl;
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1656 diffout_T *dout = &dio->dio_diff;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1657 char_u linebuf[LBUFLEN]; // only need to hold the diff line
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1658 char_u *line;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1659 long off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1660 int i;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1661 int notset = TRUE; // block "*dp" not set yet
26829 88a33cf5aeb6 patch 8.2.3943: compiler warning from gcc for uninitialized variable Bram Moolenaar <Bram@vim.org> parents: 26805 diff changeset	1662 diffhunk_T *hunk = NULL; // init to avoid gcc warning
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1663
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1664 enum {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1665 DIFF_ED,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1666 DIFF_UNIFIED,
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1667 DIFF_NONE
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1668 } diffstyle = DIFF_NONE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1669
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1670 if (dout->dout_fname == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1671 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1672 diffstyle = DIFF_UNIFIED;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1673 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1674 else
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1675 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1676 fd = mch_fopen((char *)dout->dout_fname, "r");
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1677 if (fd == NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1678 {
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	1679 emsg(_(e_cannot_read_diff_output));
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1680 return;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1681 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1682 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1683
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1684 if (!dio->dio_internal)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1685 {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1686 hunk = ALLOC_ONE(diffhunk_T);
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1687 if (hunk == NULL)
28197 e4d25cbc2bd7 patch 8.2.4624: old Coverity warning for resource leak Bram Moolenaar <Bram@vim.org> parents: 26966 diff changeset	1688 {
e4d25cbc2bd7 patch 8.2.4624: old Coverity warning for resource leak Bram Moolenaar <Bram@vim.org> parents: 26966 diff changeset	1689 if (fd != NULL)
e4d25cbc2bd7 patch 8.2.4624: old Coverity warning for resource leak Bram Moolenaar <Bram@vim.org> parents: 26966 diff changeset	1690 fclose(fd);
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1691 return;
28197 e4d25cbc2bd7 patch 8.2.4624: old Coverity warning for resource leak Bram Moolenaar <Bram@vim.org> parents: 26966 diff changeset	1692 }
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1693 }
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1694
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1695 for (;;)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1696 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1697 if (dio->dio_internal)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1698 {
31804 50555279168b patch 9.0.1234: the code style has to be checked manually Bram Moolenaar <Bram@vim.org> parents: 31667 diff changeset	1699 if (line_idx >= dout->dout_ga.ga_len)
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1700 break; // did last line
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1701 hunk = ((diffhunk_T **)dout->dout_ga.ga_data)[line_idx++];
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1702 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1703 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1704 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1705 if (fd == NULL)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1706 {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1707 if (line_idx >= dout->dout_ga.ga_len)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1708 break; // did last line
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1709 line = ((char_u **)dout->dout_ga.ga_data)[line_idx++];
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1710 }
14726 655f00c29c58 patch 8.1.0375: cannot use diff mode with Cygwin diff.exe Christian Brabandt <cb@256bit.org> parents: 14716 diff changeset	1711 else
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1712 {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1713 if (vim_fgets(linebuf, LBUFLEN, fd))
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1714 break; // end of file
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1715 line = linebuf;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1716 }
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1717
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1718 if (diffstyle == DIFF_NONE)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1719 {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1720 // Determine diff style.
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1721 // ed like diff looks like this:
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1722 // {first}[,{last}]c{first}[,{last}]
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1723 // {first}a{first}[,{last}]
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1724 // {first}[,{last}]d{first}
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1725 //
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1726 // unified diff looks like this:
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1727 // --- file1 2018-03-20 13:23:35.783153140 +0100
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1728 // +++ file2 2018-03-20 13:23:41.183156066 +0100
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1729 // @@ -1,3 +1,5 @@
34074 1629cc65d78d patch 9.1.0006: is() and to() function may be unsafe Christian Brabandt <cb@256bit.org> parents: 33399 diff changeset	1730 if (SAFE_isdigit(*line))
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1731 diffstyle = DIFF_ED;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1732 else if ((STRNCMP(line, "@@ ", 3) == 0))
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1733 diffstyle = DIFF_UNIFIED;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1734 else if ((STRNCMP(line, "--- ", 4) == 0)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1735 && (vim_fgets(linebuf, LBUFLEN, fd) == 0)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1736 && (STRNCMP(line, "+++ ", 4) == 0)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1737 && (vim_fgets(linebuf, LBUFLEN, fd) == 0)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1738 && (STRNCMP(line, "@@ ", 3) == 0))
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1739 diffstyle = DIFF_UNIFIED;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1740 else
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1741 // Format not recognized yet, skip over this line. Cygwin
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1742 // diff may put a warning at the start of the file.
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1743 continue;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1744 }
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1745
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1746 if (diffstyle == DIFF_ED)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1747 {
34074 1629cc65d78d patch 9.1.0006: is() and to() function may be unsafe Christian Brabandt <cb@256bit.org> parents: 33399 diff changeset	1748 if (!SAFE_isdigit(*line))
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1749 continue; // not the start of a diff block
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1750 if (parse_diff_ed(line, hunk) == FAIL)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1751 continue;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1752 }
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1753 else if (diffstyle == DIFF_UNIFIED)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1754 {
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1755 if (STRNCMP(line, "@@ ", 3) != 0)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1756 continue; // not the start of a diff block
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1757 if (parse_diff_unified(line, hunk) == FAIL)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1758 continue;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1759 }
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1760 else
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1761 {
26966 ac75c145f0a9 patch 8.2.4012: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26962 diff changeset	1762 emsg(_(e_invalid_diff_format));
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1763 break;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1764 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1765 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1766
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1767 // Go over blocks before the change, for which orig and new are equal.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1768 // Copy blocks from orig to new.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1769 while (dp != NULL
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1770 && hunk->lnum_orig > dp->df_lnum[idx_orig]
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1771 + dp->df_count[idx_orig])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1772 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1773 if (notset)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1774 diff_copy_entry(dprev, dp, idx_orig, idx_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1775 dprev = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1776 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1777 notset = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1778 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1779
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1780 if (dp != NULL
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1781 && hunk->lnum_orig <= dp->df_lnum[idx_orig]
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1782 + dp->df_count[idx_orig]
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1783 && hunk->lnum_orig + hunk->count_orig >= dp->df_lnum[idx_orig])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1784 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1785 // New block overlaps with existing block(s).
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1786 // First find last block that overlaps.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1787 for (dpl = dp; dpl->df_next != NULL; dpl = dpl->df_next)
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1788 if (hunk->lnum_orig + hunk->count_orig
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1789 < dpl->df_next->df_lnum[idx_orig])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1790 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1791
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1792 // If the newly found block starts before the old one, set the
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1793 // start back a number of lines.
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1794 off = dp->df_lnum[idx_orig] - hunk->lnum_orig;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1795 if (off > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1796 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1797 for (i = idx_orig; i < idx_new; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1798 if (curtab->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1799 dp->df_lnum[i] -= off;
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1800 dp->df_lnum[idx_new] = hunk->lnum_new;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1801 dp->df_count[idx_new] = hunk->count_new;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1802 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1803 else if (notset)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1804 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1805 // new block inside existing one, adjust new block
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1806 dp->df_lnum[idx_new] = hunk->lnum_new + off;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1807 dp->df_count[idx_new] = hunk->count_new - off;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1808 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1809 else
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1810 // second overlap of new block with existing block
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1811 dp->df_count[idx_new] += hunk->count_new - hunk->count_orig
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	1812 + dpl->df_lnum[idx_orig] + dpl->df_count[idx_orig]
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	1813 - (dp->df_lnum[idx_orig] + dp->df_count[idx_orig]);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1814
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1815 // Adjust the size of the block to include all the lines to the
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1816 // end of the existing block or the new diff, whatever ends last.
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1817 off = (hunk->lnum_orig + hunk->count_orig)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1818 - (dpl->df_lnum[idx_orig] + dpl->df_count[idx_orig]);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1819 if (off < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1820 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1821 // new change ends in existing block, adjust the end if not
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1822 // done already
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1823 if (notset)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1824 dp->df_count[idx_new] += -off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1825 off = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1826 }
1428 912b18745def updated for version 7.1-143 vimboss parents: 1410 diff changeset	1827 for (i = idx_orig; i < idx_new; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1828 if (curtab->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1829 dp->df_count[i] = dpl->df_lnum[i] + dpl->df_count[i]
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1830 - dp->df_lnum[i] + off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1831
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1832 // Delete the diff blocks that have been merged into one.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1833 dn = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1834 dp->df_next = dpl->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1835 while (dn != dp->df_next)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1836 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1837 dpl = dn->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1838 vim_free(dn);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1839 dn = dpl;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1840 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1841 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1842 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1843 {
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1844 // Allocate a new diffblock.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1845 dp = diff_alloc_new(curtab, dprev, dp);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1846 if (dp == NULL)
840 2c885fab04e3 updated for version 7.0e06 vimboss parents: 835 diff changeset	1847 goto done;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1848
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1849 dp->df_lnum[idx_orig] = hunk->lnum_orig;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1850 dp->df_count[idx_orig] = hunk->count_orig;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1851 dp->df_lnum[idx_new] = hunk->lnum_new;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1852 dp->df_count[idx_new] = hunk->count_new;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1853
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1854 // Set values for other buffers, these must be equal to the
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1855 // original buffer, otherwise there would have been a change
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1856 // already.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1857 for (i = idx_orig + 1; i < idx_new; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1858 if (curtab->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1859 diff_copy_entry(dprev, dp, idx_orig, i);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1860 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1861 notset = FALSE; // "*dp" has been set
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1862 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1863
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1864 // for remaining diff blocks orig and new are equal
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1865 while (dp != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1866 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1867 if (notset)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1868 diff_copy_entry(dprev, dp, idx_orig, idx_new);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1869 dprev = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1870 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1871 notset = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1872 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1873
840 2c885fab04e3 updated for version 7.0e06 vimboss parents: 835 diff changeset	1874 done:
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1875 if (!dio->dio_internal)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1876 vim_free(hunk);
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1877
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1878 if (fd != NULL)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	1879 fclose(fd);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1880 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1881
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1882 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1883 * Copy an entry at "dp" from "idx_orig" to "idx_new".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1884 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1885 static void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1886 diff_copy_entry(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1887 diff_T *dprev,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1888 diff_T *dp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1889 int idx_orig,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1890 int idx_new)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1891 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1892 long off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1893
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1894 if (dprev == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1895 off = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1896 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1897 off = (dprev->df_lnum[idx_orig] + dprev->df_count[idx_orig])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1898 - (dprev->df_lnum[idx_new] + dprev->df_count[idx_new]);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1899 dp->df_lnum[idx_new] = dp->df_lnum[idx_orig] - off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1900 dp->df_count[idx_new] = dp->df_count[idx_orig];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1901 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1902
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1903 /*
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1904 * Clear the list of diffblocks for tab page "tp".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1905 */
358 e111db373ca4 updated for version 7.0093 vimboss parents: 193 diff changeset	1906 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1907 diff_clear(tabpage_T *tp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1908 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1909 diff_T p, next_p;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1910
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1911 for (p = tp->tp_first_diff; p != NULL; p = next_p)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1912 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1913 next_p = p->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1914 vim_free(p);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1915 }
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1916 tp->tp_first_diff = NULL;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1917 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1918
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1919 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1920 * Check diff status for line "lnum" in buffer "buf":
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1921 * Returns 0 for nothing special
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1922 * Returns -1 for a line that should be highlighted as changed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1923 * Returns -2 for a line that should be highlighted as added/deleted.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1924 * Returns > 0 for inserting that many filler lines above it (never happens
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1925 * when 'diffopt' doesn't contain "filler").
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1926 * This should only be used for windows where 'diff' is set.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1927 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1928 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	1929 diff_check(win_T *wp, linenr_T lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1930 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1931 int idx; // index in tp_diffbuf[] for this buffer
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1932 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1933 int maxcount;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1934 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1935 buf_T *buf = wp->w_buffer;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1936 int cmp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1937
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1938 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1939 ex_diffupdate(NULL); // update after a big change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1940
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1941 if (curtab->tp_first_diff == NULL \|\| !wp->w_p_diff) // no diffs at all
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1942 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1943
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1944 // safety check: "lnum" must be a buffer line
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1945 if (lnum < 1 \|\| lnum > buf->b_ml.ml_line_count + 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1946 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1947
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1948 idx = diff_buf_idx(buf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1949 if (idx == DB_COUNT)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1950 return 0; // no diffs for buffer "buf"
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1951
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1952 #ifdef FEAT_FOLDING
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1953 // A closed fold never has filler lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1954 if (hasFoldingWin(wp, lnum, NULL, NULL, TRUE, NULL))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1955 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1956 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1957
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1958 // search for a change that includes "lnum" in the list of diffblocks.
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	1959 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1960 if (lnum <= dp->df_lnum[idx] + dp->df_count[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1961 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1962 if (dp == NULL \|\| lnum < dp->df_lnum[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1963 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1964
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1965 if (lnum < dp->df_lnum[idx] + dp->df_count[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1966 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1967 int zero = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1968
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1969 // Changed or inserted line. If the other buffers have a count of
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1970 // zero, the lines were inserted. If the other buffers have the same
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1971 // count, check if the lines are identical.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1972 cmp = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1973 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	1974 if (i != idx && curtab->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1975 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1976 if (dp->df_count[i] == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1977 zero = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1978 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1979 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1980 if (dp->df_count[i] != dp->df_count[idx])
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1981 return -1; // nr of lines changed.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1982 cmp = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1983 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1984 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1985 if (cmp)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1986 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1987 // Compare all lines. If they are equal the lines were inserted
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1988 // in some buffers, deleted in others, but not changed.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1989 for (i = 0; i < DB_COUNT; ++i)
9487 69ed2c9d34a6 commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b Christian Brabandt <cb@256bit.org> parents: 9387 diff changeset	1990 if (i != idx && curtab->tp_diffbuf[i] != NULL
69ed2c9d34a6 commit https://github.com/vim/vim/commit/7c0a2f367f2507669560b1a66423155c70d2e75b Christian Brabandt <cb@256bit.org> parents: 9387 diff changeset	1991 && dp->df_count[i] != 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1992 if (!diff_equal_entry(dp, idx, i))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1993 return -1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	1994 }
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1995 // If there is no buffer with zero lines then there is no difference
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1996 // any longer. Happens when making a change (or undo) that removes
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1997 // the difference. Can't remove the entry here, we might be halfway
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1998 // updating the window. Just report the text as unchanged. Other
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	1999 // windows might still show the change though.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2000 if (zero == FALSE)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2001 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2002 return -2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2003 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2004
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2005 // If 'diffopt' doesn't contain "filler", return 0.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2006 if (!(diff_flags & DIFF_FILLER))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2007 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2008
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2009 // Insert filler lines above the line just below the change. Will return
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2010 // 0 when this buf had the max count.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2011 maxcount = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2012 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2013 if (curtab->tp_diffbuf[i] != NULL && dp->df_count[i] > maxcount)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2014 maxcount = dp->df_count[i];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2015 return maxcount - dp->df_count[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2016 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2017
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2018 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2019 * Compare two entries in diff "*dp" and return TRUE if they are equal.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2020 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2021 static int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2022 diff_equal_entry(diff_T *dp, int idx1, int idx2)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2023 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2024 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2025 char_u *line;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2026 int cmp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2027
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2028 if (dp->df_count[idx1] != dp->df_count[idx2])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2029 return FALSE;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2030 if (diff_check_sanity(curtab, dp) == FAIL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2031 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2032 for (i = 0; i < dp->df_count[idx1]; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2033 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2034 line = vim_strsave(ml_get_buf(curtab->tp_diffbuf[idx1],
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2035 dp->df_lnum[idx1] + i, FALSE));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2036 if (line == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2037 return FALSE;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2038 cmp = diff_cmp(line, ml_get_buf(curtab->tp_diffbuf[idx2],
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2039 dp->df_lnum[idx2] + i, FALSE));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2040 vim_free(line);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2041 if (cmp != 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2042 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2043 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2044 return TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2045 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2046
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2047 /*
12333 dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2048 * Compare the characters at "p1" and "p2". If they are equal (possibly
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2049 * ignoring case) return TRUE and set "len" to the number of bytes.
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2050 */
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2051 static int
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2052 diff_equal_char(char_u p1, char_u p2, int *len)
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2053 {
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2054 int l = (*mb_ptr2len)(p1);
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2055
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2056 if (l != (*mb_ptr2len)(p2))
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2057 return FALSE;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2058 if (l > 1)
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2059 {
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2060 if (STRNCMP(p1, p2, l) != 0
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2061 && (!enc_utf8
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2062 \|\| !(diff_flags & DIFF_ICASE)
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2063 \|\| utf_fold(utf_ptr2char(p1))
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2064 != utf_fold(utf_ptr2char(p2))))
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2065 return FALSE;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2066 *len = l;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2067 }
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2068 else
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2069 {
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2070 if ((p1 != p2)
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2071 && (!(diff_flags & DIFF_ICASE)
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2072 \|\| TOLOWER_LOC(p1) != TOLOWER_LOC(p2)))
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2073 return FALSE;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2074 *len = 1;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2075 }
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2076 return TRUE;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2077 }
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2078
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2079 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2080 * Compare strings "s1" and "s2" according to 'diffopt'.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2081 * Return non-zero when they are different.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2082 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2083 static int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2084 diff_cmp(char_u s1, char_u s2)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2085 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2086 char_u p1, p2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2087 int l;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2088
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2089 if ((diff_flags & DIFF_IBLANK)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2090 && (skipwhite(s1) == NUL \|\| skipwhite(s2) == NUL))
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2091 return 0;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2092
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2093 if ((diff_flags & (DIFF_ICASE \| ALL_WHITE_DIFF)) == 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2094 return STRCMP(s1, s2);
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2095 if ((diff_flags & DIFF_ICASE) && !(diff_flags & ALL_WHITE_DIFF))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2096 return MB_STRICMP(s1, s2);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2097
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2098 p1 = s1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2099 p2 = s2;
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2100
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2101 // Ignore white space changes and possibly ignore case.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2102 while (p1 != NUL && p2 != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2103 {
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2104 if (((diff_flags & DIFF_IWHITE)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2105 && VIM_ISWHITE(p1) && VIM_ISWHITE(p2))
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2106 \|\| ((diff_flags & DIFF_IWHITEALL)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2107 && (VIM_ISWHITE(p1) \|\| VIM_ISWHITE(p2))))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2108 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2109 p1 = skipwhite(p1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2110 p2 = skipwhite(p2);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2111 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2112 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2113 {
12333 dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2114 if (!diff_equal_char(p1, p2, &l))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2115 break;
12333 dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2116 p1 += l;
dea5dda9ef30 patch 8.0.1046: code duplication in diff mode Christian Brabandt <cb@256bit.org> parents: 12315 diff changeset	2117 p2 += l;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2118 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2119 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2120
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2121 // Ignore trailing white space.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2122 p1 = skipwhite(p1);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2123 p2 = skipwhite(p2);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2124 if (p1 != NUL \|\| p2 != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2125 return 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2126 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2127 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2128
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2129 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2130 * Return the number of filler lines above "lnum".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2131 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2132 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2133 diff_check_fill(win_T *wp, linenr_T lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2134 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2135 int n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2136
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2137 // be quick when there are no filler lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2138 if (!(diff_flags & DIFF_FILLER))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2139 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2140 n = diff_check(wp, lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2141 if (n <= 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2142 return 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2143 return n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2144 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2145
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2146 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2147 * Set the topline of "towin" to match the position in "fromwin", so that they
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2148 * show the same diff'ed lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2149 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2150 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2151 diff_set_topline(win_T fromwin, win_T towin)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2152 {
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2153 buf_T *frombuf = fromwin->w_buffer;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2154 linenr_T lnum = fromwin->w_topline;
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2155 int fromidx;
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2156 int toidx;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2157 diff_T *dp;
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2158 int max_count;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2159 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2160
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2161 fromidx = diff_buf_idx(frombuf);
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2162 if (fromidx == DB_COUNT)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2163 return; // safety check
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2164
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2165 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2166 ex_diffupdate(NULL); // update after a big change
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2167
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2168 towin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2169
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2170 // search for a change that includes "lnum" in the list of diffblocks.
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	2171 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2172 if (lnum <= dp->df_lnum[fromidx] + dp->df_count[fromidx])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2173 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2174 if (dp == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2175 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2176 // After last change, compute topline relative to end of file; no
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2177 // filler lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2178 towin->w_topline = towin->w_buffer->b_ml.ml_line_count
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2179 - (frombuf->b_ml.ml_line_count - lnum);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2180 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2181 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2182 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2183 // Find index for "towin".
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2184 toidx = diff_buf_idx(towin->w_buffer);
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2185 if (toidx == DB_COUNT)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2186 return; // safety check
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2187
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2188 towin->w_topline = lnum + (dp->df_lnum[toidx] - dp->df_lnum[fromidx]);
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2189 if (lnum >= dp->df_lnum[fromidx])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2190 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2191 // Inside a change: compute filler lines. With three or more
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2192 // buffers we need to know the largest count.
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2193 max_count = 0;
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2194 for (i = 0; i < DB_COUNT; ++i)
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2195 if (curtab->tp_diffbuf[i] != NULL
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2196 && max_count < dp->df_count[i])
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2197 max_count = dp->df_count[i];
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2198
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2199 if (dp->df_count[toidx] == dp->df_count[fromidx])
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2200 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2201 // same number of lines: use same filler count
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2202 towin->w_topfill = fromwin->w_topfill;
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2203 }
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2204 else if (dp->df_count[toidx] > dp->df_count[fromidx])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2205 {
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2206 if (lnum == dp->df_lnum[fromidx] + dp->df_count[fromidx])
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2207 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2208 // more lines in towin and fromwin doesn't show diff
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2209 // lines, only filler lines
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2210 if (max_count - fromwin->w_topfill >= dp->df_count[toidx])
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2211 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2212 // towin also only shows filler lines
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2213 towin->w_topline = dp->df_lnum[toidx]
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2214 + dp->df_count[toidx];
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2215 towin->w_topfill = fromwin->w_topfill;
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2216 }
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2217 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2218 // towin still has some diff lines to show
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2219 towin->w_topline = dp->df_lnum[toidx]
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2220 + max_count - fromwin->w_topfill;
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2221 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2222 }
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2223 else if (towin->w_topline >= dp->df_lnum[toidx]
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2224 + dp->df_count[toidx])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2225 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2226 // less lines in towin and no diff lines to show: compute
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2227 // filler lines
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2228 towin->w_topline = dp->df_lnum[toidx] + dp->df_count[toidx];
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2229 if (diff_flags & DIFF_FILLER)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2230 {
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2231 if (lnum == dp->df_lnum[fromidx] + dp->df_count[fromidx])
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2232 // fromwin is also out of diff lines
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2233 towin->w_topfill = fromwin->w_topfill;
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2234 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2235 // fromwin has some diff lines
1519 17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2236 towin->w_topfill = dp->df_lnum[fromidx]
17c88d44ace9 updated for version 7.1-234 vimboss parents: 1429 diff changeset	2237 + max_count - lnum;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2238 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2239 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2240 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2241 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2242
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2243 // safety check (if diff info gets outdated strange things may happen)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2244 towin->w_botfill = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2245 if (towin->w_topline > towin->w_buffer->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2246 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2247 towin->w_topline = towin->w_buffer->b_ml.ml_line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2248 towin->w_botfill = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2249 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2250 if (towin->w_topline < 1)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2251 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2252 towin->w_topline = 1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2253 towin->w_topfill = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2254 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2255
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2256 // When w_topline changes need to recompute w_botline and cursor position
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2257 invalidate_botline_win(towin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2258 changed_line_abv_curs_win(towin);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2259
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2260 check_topfill(towin, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2261 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2262 (void)hasFoldingWin(towin, towin->w_topline, &towin->w_topline,
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2263 NULL, TRUE, NULL);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2264 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2265 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2266
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2267 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2268 * This is called when 'diffopt' is changed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2269 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2270 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2271 diffopt_changed(void)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2272 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2273 char_u *p;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2274 int diff_context_new = 6;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2275 int diff_flags_new = 0;
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2276 int diff_foldcolumn_new = 2;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2277 long diff_algorithm_new = 0;
15103 9339601e7a31 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Bram Moolenaar <Bram@vim.org> parents: 15004 diff changeset	2278 long diff_indent_heuristic = 0;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2279 tabpage_T *tp;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2280
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2281 p = p_dip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2282 while (*p != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2283 {
33399 95db67c7b754 patch 9.0.1958: cannot complete option values Christian Brabandt <cb@256bit.org> parents: 32218 diff changeset	2284 // Note: Keep this in sync with p_dip_values
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2285 if (STRNCMP(p, "filler", 6) == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2286 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2287 p += 6;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2288 diff_flags_new \|= DIFF_FILLER;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2289 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2290 else if (STRNCMP(p, "context:", 8) == 0 && VIM_ISDIGIT(p[8]))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2291 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2292 p += 8;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2293 diff_context_new = getdigits(&p);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2294 }
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2295 else if (STRNCMP(p, "iblank", 6) == 0)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2296 {
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2297 p += 6;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2298 diff_flags_new \|= DIFF_IBLANK;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2299 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2300 else if (STRNCMP(p, "icase", 5) == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2301 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2302 p += 5;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2303 diff_flags_new \|= DIFF_ICASE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2304 }
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2305 else if (STRNCMP(p, "iwhiteall", 9) == 0)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2306 {
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2307 p += 9;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2308 diff_flags_new \|= DIFF_IWHITEALL;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2309 }
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2310 else if (STRNCMP(p, "iwhiteeol", 9) == 0)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2311 {
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2312 p += 9;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2313 diff_flags_new \|= DIFF_IWHITEEOL;
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2314 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2315 else if (STRNCMP(p, "iwhite", 6) == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2316 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2317 p += 6;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2318 diff_flags_new \|= DIFF_IWHITE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2319 }
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2320 else if (STRNCMP(p, "horizontal", 10) == 0)
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2321 {
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2322 p += 10;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2323 diff_flags_new \|= DIFF_HORIZONTAL;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2324 }
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2325 else if (STRNCMP(p, "vertical", 8) == 0)
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2326 {
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2327 p += 8;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2328 diff_flags_new \|= DIFF_VERTICAL;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2329 }
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2330 else if (STRNCMP(p, "foldcolumn:", 11) == 0 && VIM_ISDIGIT(p[11]))
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2331 {
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2332 p += 11;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2333 diff_foldcolumn_new = getdigits(&p);
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2334 }
12971 ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2335 else if (STRNCMP(p, "hiddenoff", 9) == 0)
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2336 {
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2337 p += 9;
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2338 diff_flags_new \|= DIFF_HIDDEN_OFF;
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2339 }
18590 41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2340 else if (STRNCMP(p, "closeoff", 8) == 0)
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2341 {
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2342 p += 8;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2343 diff_flags_new \|= DIFF_CLOSE_OFF;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2344 }
23895 e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	2345 else if (STRNCMP(p, "followwrap", 10) == 0)
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	2346 {
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	2347 p += 10;
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	2348 diff_flags_new \|= DIFF_FOLLOWWRAP;
e313b6ee2d9c patch 8.2.2490: 'wrap' option is always reset when starting diff mode Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	2349 }
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2350 else if (STRNCMP(p, "indent-heuristic", 16) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2351 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2352 p += 16;
15103 9339601e7a31 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Bram Moolenaar <Bram@vim.org> parents: 15004 diff changeset	2353 diff_indent_heuristic = XDF_INDENT_HEURISTIC;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2354 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2355 else if (STRNCMP(p, "internal", 8) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2356 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2357 p += 8;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2358 diff_flags_new \|= DIFF_INTERNAL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2359 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2360 else if (STRNCMP(p, "algorithm:", 10) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2361 {
33399 95db67c7b754 patch 9.0.1958: cannot complete option values Christian Brabandt <cb@256bit.org> parents: 32218 diff changeset	2362 // Note: Keep this in sync with p_dip_algorithm_values.
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2363 p += 10;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2364 if (STRNCMP(p, "myers", 5) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2365 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2366 p += 5;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2367 diff_algorithm_new = 0;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2368 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2369 else if (STRNCMP(p, "minimal", 7) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2370 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2371 p += 7;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2372 diff_algorithm_new = XDF_NEED_MINIMAL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2373 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2374 else if (STRNCMP(p, "patience", 8) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2375 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2376 p += 8;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2377 diff_algorithm_new = XDF_PATIENCE_DIFF;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2378 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2379 else if (STRNCMP(p, "histogram", 9) == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2380 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2381 p += 9;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2382 diff_algorithm_new = XDF_HISTOGRAM_DIFF;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2383 }
15004 9c2352253376 patch 8.1.0513: no error for set diffopt+=algorithm: Bram Moolenaar <Bram@vim.org> parents: 14982 diff changeset	2384 else
9c2352253376 patch 8.1.0513: no error for set diffopt+=algorithm: Bram Moolenaar <Bram@vim.org> parents: 14982 diff changeset	2385 return FAIL;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2386 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2387
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2388 if (p != ',' && p != NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2389 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2390 if (*p == ',')
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2391 ++p;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2392 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2393
15103 9339601e7a31 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Bram Moolenaar <Bram@vim.org> parents: 15004 diff changeset	2394 diff_algorithm_new \|= diff_indent_heuristic;
9339601e7a31 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Bram Moolenaar <Bram@vim.org> parents: 15004 diff changeset	2395
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2396 // Can't have both "horizontal" and "vertical".
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2397 if ((diff_flags_new & DIFF_HORIZONTAL) && (diff_flags_new & DIFF_VERTICAL))
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2398 return FAIL;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2399
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	2400 // If flags were added or removed, or the algorithm was changed, need to
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	2401 // update the diff.
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2402 if (diff_flags != diff_flags_new \|\| diff_algorithm != diff_algorithm_new)
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	2403 FOR_ALL_TABPAGES(tp)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2404 tp->tp_diff_invalid = TRUE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2405
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2406 diff_flags = diff_flags_new;
15900 360c93a884d0 patch 8.1.0956: using context:0 in 'diffopt' does not work well Bram Moolenaar <Bram@vim.org> parents: 15840 diff changeset	2407 diff_context = diff_context_new == 0 ? 1 : diff_context_new;
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2408 diff_foldcolumn = diff_foldcolumn_new;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	2409 diff_algorithm = diff_algorithm_new;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2410
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2411 diff_redraw(TRUE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2412
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2413 // recompute the scroll binding with the new option value, may
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2414 // remove or add filler lines
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2415 check_scrollbind((linenr_T)0, 0L);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2416
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2417 return OK;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2418 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2419
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2420 /*
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2421 * Return TRUE if 'diffopt' contains "horizontal".
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2422 */
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2423 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2424 diffopt_horizontal(void)
764 986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2425 {
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2426 return (diff_flags & DIFF_HORIZONTAL) != 0;
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2427 }
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2428
986753bbc441 updated for version 7.0225 vimboss parents: 738 diff changeset	2429 /*
12971 ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2430 * Return TRUE if 'diffopt' contains "hiddenoff".
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2431 */
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2432 int
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2433 diffopt_hiddenoff(void)
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2434 {
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2435 return (diff_flags & DIFF_HIDDEN_OFF) != 0;
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2436 }
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2437
ca3cb1997f08 patch 8.0.1361: some users don't want to diff with hidden buffers Christian Brabandt <cb@256bit.org> parents: 12353 diff changeset	2438 /*
18590 41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2439 * Return TRUE if 'diffopt' contains "closeoff".
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2440 */
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2441 int
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2442 diffopt_closeoff(void)
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2443 {
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2444 return (diff_flags & DIFF_CLOSE_OFF) != 0;
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2445 }
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2446
41484f342f80 patch 8.1.2289: after :diffsplit closing the window does not disable diff Bram Moolenaar <Bram@vim.org> parents: 18498 diff changeset	2447 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2448 * Find the difference within a changed line.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2449 * Returns TRUE if the line was added, no other buffer has it.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2450 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2451 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2452 diff_find_change(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2453 win_T *wp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2454 linenr_T lnum,
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2455 int *startp, // first char of the change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2456 int *endp) // last char of the change
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2457 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2458 char_u *line_org;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2459 char_u *line_new;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2460 int i;
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2461 int si_org, si_new;
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2462 int ei_org, ei_new;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2463 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2464 int idx;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2465 int off;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2466 int added = TRUE;
12315 40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2467 char_u p1, p2;
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2468 int l;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2469
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2470 // Make a copy of the line, the next ml_get() will invalidate it.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2471 line_org = vim_strsave(ml_get_buf(wp->w_buffer, lnum, FALSE));
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2472 if (line_org == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2473 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2474
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2475 idx = diff_buf_idx(wp->w_buffer);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2476 if (idx == DB_COUNT) // cannot happen
1074 a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2477 {
a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2478 vim_free(line_org);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2479 return FALSE;
1074 a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2480 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2481
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2482 // search for a change that includes "lnum" in the list of diffblocks.
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	2483 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2484 if (lnum <= dp->df_lnum[idx] + dp->df_count[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2485 break;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2486 if (dp == NULL \|\| diff_check_sanity(curtab, dp) == FAIL)
1074 a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2487 {
a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2488 vim_free(line_org);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2489 return FALSE;
1074 a112fdce9ebd updated for version 7.0-200 vimboss parents: 840 diff changeset	2490 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2491
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2492 off = lnum - dp->df_lnum[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2493
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2494 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2495 if (curtab->tp_diffbuf[i] != NULL && i != idx)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2496 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2497 // Skip lines that are not in the other change (filler lines).
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2498 if (off >= dp->df_count[i])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2499 continue;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2500 added = FALSE;
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2501 line_new = ml_get_buf(curtab->tp_diffbuf[i],
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2502 dp->df_lnum[i] + off, FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2503
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2504 // Search for start of difference
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2505 si_org = si_new = 0;
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2506 while (line_org[si_org] != NUL)
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2507 {
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2508 if (((diff_flags & DIFF_IWHITE)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2509 && VIM_ISWHITE(line_org[si_org])
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2510 && VIM_ISWHITE(line_new[si_new]))
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2511 \|\| ((diff_flags & DIFF_IWHITEALL)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2512 && (VIM_ISWHITE(line_org[si_org])
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2513 \|\| VIM_ISWHITE(line_new[si_new]))))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2514 {
835 8bebcabccc2c updated for version 7.0e01 vimboss parents: 829 diff changeset	2515 si_org = (int)(skipwhite(line_org + si_org) - line_org);
8bebcabccc2c updated for version 7.0e01 vimboss parents: 829 diff changeset	2516 si_new = (int)(skipwhite(line_new + si_new) - line_new);
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2517 }
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2518 else
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2519 {
12315 40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2520 if (!diff_equal_char(line_org + si_org, line_new + si_new,
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2521 &l))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2522 break;
12315 40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2523 si_org += l;
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2524 si_new += l;
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2525 }
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2526 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2527 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2528 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2529 // Move back to first byte of character in both lines (may
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2530 // have "nn^" in line_org and "n^ in line_new).
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2531 si_org -= (*mb_head_off)(line_org, line_org + si_org);
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2532 si_new -= (*mb_head_off)(line_new, line_new + si_new);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2533 }
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2534 if (*startp > si_org)
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2535 *startp = si_org;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2536
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2537 // Search for end of difference, if any.
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2538 if (line_org[si_org] != NUL \|\| line_new[si_new] != NUL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2539 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2540 ei_org = (int)STRLEN(line_org);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2541 ei_new = (int)STRLEN(line_new);
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2542 while (ei_org >= *startp && ei_new >= si_new
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2543 && ei_org >= 0 && ei_new >= 0)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2544 {
14762 b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2545 if (((diff_flags & DIFF_IWHITE)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2546 && VIM_ISWHITE(line_org[ei_org])
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2547 && VIM_ISWHITE(line_new[ei_new]))
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2548 \|\| ((diff_flags & DIFF_IWHITEALL)
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2549 && (VIM_ISWHITE(line_org[ei_org])
b43ea03bb522 patch 8.1.0393: not all white space difference options available Christian Brabandt <cb@256bit.org> parents: 14730 diff changeset	2550 \|\| VIM_ISWHITE(line_new[ei_new]))))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2551 {
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2552 while (ei_org >= *startp
11129 f4ea50924c6d patch 8.0.0452: some macros are in lower case Christian Brabandt <cb@256bit.org> parents: 11121 diff changeset	2553 && VIM_ISWHITE(line_org[ei_org]))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2554 --ei_org;
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2555 while (ei_new >= si_new
11129 f4ea50924c6d patch 8.0.0452: some macros are in lower case Christian Brabandt <cb@256bit.org> parents: 11121 diff changeset	2556 && VIM_ISWHITE(line_new[ei_new]))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2557 --ei_new;
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2558 }
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2559 else
dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2560 {
12315 40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2561 p1 = line_org + ei_org;
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2562 p2 = line_new + ei_new;
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2563 p1 -= (*mb_head_off)(line_org, p1);
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2564 p2 -= (*mb_head_off)(line_new, p2);
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2565 if (!diff_equal_char(p1, p2, &l))
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2566 break;
12315 40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2567 ei_org -= l;
40ee9f3d265f patch 8.0.1037: "icase" of 'diffopt' is not used for highlighting Christian Brabandt <cb@256bit.org> parents: 11707 diff changeset	2568 ei_new -= l;
829 dc8197342755 updated for version 7.0d04 vimboss parents: 828 diff changeset	2569 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2570 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2571 if (*endp < ei_org)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2572 *endp = ei_org;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2573 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2574 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2575
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2576 vim_free(line_org);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2577 return added;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2578 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2579
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2580 #if defined(FEAT_FOLDING) \|\| defined(PROTO)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2581 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2582 * Return TRUE if line "lnum" is not close to a diff block, this line should
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2583 * be in a fold.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2584 * Return FALSE if there are no diff blocks at all in this window.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2585 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2586 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2587 diff_infold(win_T *wp, linenr_T lnum)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2588 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2589 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2590 int idx = -1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2591 int other = FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2592 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2593
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2594 // Return if 'diff' isn't set.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2595 if (!wp->w_p_diff)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2596 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2597
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2598 for (i = 0; i < DB_COUNT; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2599 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2600 if (curtab->tp_diffbuf[i] == wp->w_buffer)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2601 idx = i;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2602 else if (curtab->tp_diffbuf[i] != NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2603 other = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2604 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2605
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2606 // return here if there are no diffs in the window
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2607 if (idx == -1 \|\| !other)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2608 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2609
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2610 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2611 ex_diffupdate(NULL); // update after a big change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2612
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2613 // Return if there are no diff blocks. All lines will be folded.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2614 if (curtab->tp_first_diff == NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2615 return TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2616
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	2617 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2618 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2619 // If this change is below the line there can't be any further match.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2620 if (dp->df_lnum[idx] - diff_context > lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2621 break;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2622 // If this change ends before the line we have a match.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2623 if (dp->df_lnum[idx] + dp->df_count[idx] + diff_context > lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2624 return FALSE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2625 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2626 return TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2627 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2628 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2629
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2630 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2631 * "dp" and "do" commands.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2632 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2633 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2634 nv_diffgetput(int put, long count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2635 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2636 exarg_T ea;
6314 df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2637 char_u buf[30];
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2638
14019 dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2639 #ifdef FEAT_JOB_CHANNEL
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2640 if (bt_prompt(curbuf))
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2641 {
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2642 vim_beep(BO_OPER);
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2643 return;
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2644 }
dc67449d648c patch 8.1.0027: difficult to make a plugin that feeds a line to a job Christian Brabandt <cb@256bit.org> parents: 13802 diff changeset	2645 #endif
6314 df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2646 if (count == 0)
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2647 ea.arg = (char_u *)"";
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2648 else
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2649 {
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2650 vim_snprintf((char *)buf, 30, "%ld", count);
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2651 ea.arg = buf;
df92c2b2a179 updated for version 7.4.490 Bram Moolenaar <bram@vim.org> parents: 6286 diff changeset	2652 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2653 if (put)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2654 ea.cmdidx = CMD_diffput;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2655 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2656 ea.cmdidx = CMD_diffget;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2657 ea.addr_count = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2658 ea.line1 = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2659 ea.line2 = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2660 ex_diffgetput(&ea);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2661 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2662
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2663 /*
29367 cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2664 * Return TRUE if "diff" appears in the list of diff blocks of the current tab.
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2665 */
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2666 static int
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2667 valid_diff(diff_T *diff)
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2668 {
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2669 diff_T *dp;
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2670
32118 04d9dff67d99 patch 9.0.1390: FOR_ALL_ macros are defined in an unexpected file Bram Moolenaar <Bram@vim.org> parents: 31804 diff changeset	2671 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
29367 cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2672 if (dp == diff)
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2673 return TRUE;
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2674 return FALSE;
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2675 }
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2676
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2677 /*
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2678 * ":diffget"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2679 * ":diffput"
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2680 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2681 void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	2682 ex_diffgetput(exarg_T *eap)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2683 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2684 linenr_T lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2685 int count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2686 linenr_T off = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2687 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2688 diff_T *dprev;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2689 diff_T *dfree;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2690 int idx_cur;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2691 int idx_other;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2692 int idx_from;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2693 int idx_to;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2694 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2695 int added;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2696 char_u *p;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2697 aco_save_T aco;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2698 buf_T *buf;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2699 int start_skip, end_skip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2700 int new_count;
648 9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2701 int buf_empty;
1075 21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2702 int found_not_ma = FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2703
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2704 // Find the current buffer in the list of diff buffers.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2705 idx_cur = diff_buf_idx(curbuf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2706 if (idx_cur == DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2707 {
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	2708 emsg(_(e_current_buffer_is_not_in_diff_mode));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2709 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2710 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2711
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2712 if (*eap->arg == NUL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2713 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2714 // No argument: Find the other buffer in the list of diff buffers.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2715 for (idx_other = 0; idx_other < DB_COUNT; ++idx_other)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2716 if (curtab->tp_diffbuf[idx_other] != curbuf
1075 21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2717 && curtab->tp_diffbuf[idx_other] != NULL)
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2718 {
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2719 if (eap->cmdidx != CMD_diffput
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2720 \|\| curtab->tp_diffbuf[idx_other]->b_p_ma)
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2721 break;
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2722 found_not_ma = TRUE;
21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2723 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2724 if (idx_other == DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2725 {
1075 21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2726 if (found_not_ma)
26958 d92e0d85923f patch 8.2.4008: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26877 diff changeset	2727 emsg(_(e_no_other_buffer_in_diff_mode_is_modifiable));
1075 21ce954cbdca updated for version 7.0-201 vimboss parents: 1074 diff changeset	2728 else
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	2729 emsg(_(e_no_other_buffer_in_diff_mode));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2730 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2731 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2732
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2733 // Check that there isn't a third buffer in the list
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2734 for (i = idx_other + 1; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2735 if (curtab->tp_diffbuf[i] != curbuf
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2736 && curtab->tp_diffbuf[i] != NULL
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2737 && (eap->cmdidx != CMD_diffput \|\| curtab->tp_diffbuf[i]->b_p_ma))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2738 {
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	2739 emsg(_(e_more_than_two_buffers_in_diff_mode_dont_know_which_one_to_use));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2740 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2741 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2742 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2743 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2744 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2745 // Buffer number or pattern given. Ignore trailing white space.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2746 p = eap->arg + STRLEN(eap->arg);
11129 f4ea50924c6d patch 8.0.0452: some macros are in lower case Christian Brabandt <cb@256bit.org> parents: 11121 diff changeset	2747 while (p > eap->arg && VIM_ISWHITE(p[-1]))
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2748 --p;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2749 for (i = 0; vim_isdigit(eap->arg[i]) && eap->arg + i < p; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2750 ;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2751 if (eap->arg + i == p) // digits only
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2752 i = atol((char *)eap->arg);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2753 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2754 {
4236 23ce9a61bdc2 updated for version 7.3.869 Bram Moolenaar <bram@vim.org> parents: 3904 diff changeset	2755 i = buflist_findpat(eap->arg, p, FALSE, TRUE, FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2756 if (i < 0)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2757 return; // error message already given
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2758 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2759 buf = buflist_findnr(i);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2760 if (buf == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2761 {
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	2762 semsg(_(e_cant_find_buffer_str), eap->arg);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2763 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2764 }
1788 61d080cb268e updated for version 7.2-086 vimboss parents: 1761 diff changeset	2765 if (buf == curbuf)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2766 return; // nothing to do
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2767 idx_other = diff_buf_idx(buf);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2768 if (idx_other == DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2769 {
26602 fac6673086df patch 8.2.3830: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26044 diff changeset	2770 semsg(_(e_buffer_str_is_not_in_diff_mode), eap->arg);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2771 return;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2772 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2773 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2774
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2775 diff_busy = TRUE;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2776
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2777 // When no range given include the line above or below the cursor.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2778 if (eap->addr_count == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2779 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2780 // Make it possible that ":diffget" on the last line gets line below
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2781 // the cursor line when there is no difference above the cursor.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2782 if (eap->cmdidx == CMD_diffget
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2783 && eap->line1 == curbuf->b_ml.ml_line_count
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2784 && diff_check(curwin, eap->line1) == 0
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2785 && (eap->line1 == 1 \|\| diff_check(curwin, eap->line1 - 1) == 0))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2786 ++eap->line2;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2787 else if (eap->line1 > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2788 --eap->line1;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2789 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2790
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2791 if (eap->cmdidx == CMD_diffget)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2792 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2793 idx_from = idx_other;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2794 idx_to = idx_cur;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2795 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2796 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2797 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2798 idx_from = idx_cur;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2799 idx_to = idx_other;
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2800 // Need to make the other buffer the current buffer to be able to make
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2801 // changes in it.
31263 d8e7d725a666 patch 9.0.0965: using one window for executing autocommands is insufficient Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	2802 // Set curwin/curbuf to buf and save a few things.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2803 aucmd_prepbuf(&aco, curtab->tp_diffbuf[idx_other]);
31263 d8e7d725a666 patch 9.0.0965: using one window for executing autocommands is insufficient Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	2804 if (curbuf != curtab->tp_diffbuf[idx_other])
d8e7d725a666 patch 9.0.0965: using one window for executing autocommands is insufficient Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	2805 // Could not find a window for this buffer, the rest is likely to
d8e7d725a666 patch 9.0.0965: using one window for executing autocommands is insufficient Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	2806 // fail.
d8e7d725a666 patch 9.0.0965: using one window for executing autocommands is insufficient Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	2807 goto theend;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2808 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2809
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2810 // May give the warning for a changed buffer here, which can trigger the
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2811 // FileChangedRO autocommand, which may do nasty things and mess
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2812 // everything up.
819 23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2813 if (!curbuf->b_changed)
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2814 {
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2815 change_warning(0);
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2816 if (diff_buf_idx(curbuf) != idx_to)
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2817 {
26958 d92e0d85923f patch 8.2.4008: error messages are spread out Bram Moolenaar <Bram@vim.org> parents: 26877 diff changeset	2818 emsg(_(e_buffer_changed_unexpectedly));
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	2819 goto theend;
819 23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2820 }
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2821 }
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2822
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2823 dprev = NULL;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2824 for (dp = curtab->tp_first_diff; dp != NULL; )
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2825 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2826 if (dp->df_lnum[idx_cur] > eap->line2 + off)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2827 break; // past the range that was specified
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2828
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2829 dfree = NULL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2830 lnum = dp->df_lnum[idx_to];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2831 count = dp->df_count[idx_to];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2832 if (dp->df_lnum[idx_cur] + dp->df_count[idx_cur] > eap->line1 + off
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2833 && u_save(lnum - 1, lnum + count) != FAIL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2834 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2835 // Inside the specified range and saving for undo worked.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2836 start_skip = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2837 end_skip = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2838 if (eap->addr_count > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2839 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2840 // A range was specified: check if lines need to be skipped.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2841 start_skip = eap->line1 + off - dp->df_lnum[idx_cur];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2842 if (start_skip > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2843 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2844 // range starts below start of current diff block
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2845 if (start_skip > count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2846 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2847 lnum += count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2848 count = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2849 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2850 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2851 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2852 count -= start_skip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2853 lnum += start_skip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2854 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2855 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2856 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2857 start_skip = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2858
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2859 end_skip = dp->df_lnum[idx_cur] + dp->df_count[idx_cur] - 1
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2860 - (eap->line2 + off);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2861 if (end_skip > 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2862 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2863 // range ends above end of current/from diff block
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2864 if (idx_cur == idx_from) // :diffput
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2865 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2866 i = dp->df_count[idx_cur] - start_skip - end_skip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2867 if (count > i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2868 count = i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2869 }
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2870 else // :diffget
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2871 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2872 count -= end_skip;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2873 end_skip = dp->df_count[idx_from] - start_skip - count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2874 if (end_skip < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2875 end_skip = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2876 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2877 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2878 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2879 end_skip = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2880 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2881
11121 778c10516955 patch 8.0.0448: some macros are in lower case Christian Brabandt <cb@256bit.org> parents: 11113 diff changeset	2882 buf_empty = BUFEMPTY();
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2883 added = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2884 for (i = 0; i < count; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2885 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2886 // remember deleting the last line of the buffer
648 9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2887 buf_empty = curbuf->b_ml.ml_line_count == 1;
29519 3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	2888 if (ml_delete(lnum) == OK)
3afe997f4415 patch 9.0.0101: invalid memory access in diff mode with "dp" and undo Bram Moolenaar <Bram@vim.org> parents: 29367 diff changeset	2889 --added;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2890 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2891 for (i = 0; i < dp->df_count[idx_from] - start_skip - end_skip; ++i)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2892 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2893 linenr_T nr;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2894
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2895 nr = dp->df_lnum[idx_from] + start_skip + i;
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2896 if (nr > curtab->tp_diffbuf[idx_from]->b_ml.ml_line_count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2897 break;
819 23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2898 p = vim_strsave(ml_get_buf(curtab->tp_diffbuf[idx_from],
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2899 nr, FALSE));
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2900 if (p != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2901 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2902 ml_append(lnum + i - 1, p, 0, FALSE);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2903 vim_free(p);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2904 ++added;
648 9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2905 if (buf_empty && curbuf->b_ml.ml_line_count == 2)
9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2906 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2907 // Added the first line into an empty buffer, need to
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2908 // delete the dummy empty line.
648 9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2909 buf_empty = FALSE;
20599 d571231175b4 patch 8.2.0853: ml_delete() often called with FALSE argument Bram Moolenaar <Bram@vim.org> parents: 20007 diff changeset	2910 ml_delete((linenr_T)2);
648 9032e4668296 updated for version 7.0189 vimboss parents: 638 diff changeset	2911 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2912 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2913 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2914 new_count = dp->df_count[idx_to] + added;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2915 dp->df_count[idx_to] = new_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2916
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2917 if (start_skip == 0 && end_skip == 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2918 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2919 // Check if there are any other buffers and if the diff is
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2920 // equal in them.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2921 for (i = 0; i < DB_COUNT; ++i)
819 23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2922 if (curtab->tp_diffbuf[i] != NULL && i != idx_from
23f82b5d2814 updated for version 7.0c10 vimboss parents: 764 diff changeset	2923 && i != idx_to
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2924 && !diff_equal_entry(dp, idx_from, i))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2925 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2926 if (i == DB_COUNT)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2927 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2928 // delete the diff entry, the buffers are now equal here
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2929 dfree = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2930 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2931 if (dprev == NULL)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	2932 curtab->tp_first_diff = dp;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2933 else
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2934 dprev->df_next = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2935 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2936 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2937
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2938 if (added != 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2939 {
29367 cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2940 // Adjust marks. This will change the following entries!
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2941 mark_adjust(lnum, lnum + count - 1, (long)MAXLNUM, (long)added);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2942 if (curwin->w_cursor.lnum >= lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2943 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2944 // Adjust the cursor position if it's in/after the changed
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2945 // lines.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2946 if (curwin->w_cursor.lnum >= lnum + count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2947 curwin->w_cursor.lnum += added;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2948 else if (added < 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2949 curwin->w_cursor.lnum = lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2950 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2951 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2952 changed_lines(lnum, 0, lnum + count, (long)added);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2953
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2954 if (dfree != NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2955 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2956 // Diff is deleted, update folds in other windows.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2957 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2958 diff_fold_update(dfree, idx_to);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2959 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2960 vim_free(dfree);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2961 }
29367 cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2962
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2963 // mark_adjust() may have made "dp" invalid. We don't know where
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2964 // to continue then, bail out.
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2965 if (added != 0 && !valid_diff(dp))
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2966 break;
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2967
cc4b36422ecb patch 9.0.0026: accessing freed memory with diff put Bram Moolenaar <Bram@vim.org> parents: 29295 diff changeset	2968 if (dfree == NULL)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2969 // mark_adjust() may have changed the count in a wrong way
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2970 dp->df_count[idx_to] = new_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2971
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2972 // When changing the current buffer, keep track of line numbers
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2973 if (idx_cur == idx_to)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2974 off += added;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2975 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2976
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2977 // If before the range or not deleted, go to next diff.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2978 if (dfree == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2979 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2980 dprev = dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2981 dp = dp->df_next;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2982 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2983 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2984
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2985 // restore curwin/curbuf and a few other things
2445 04dae202d316 Fixes for coverity warnings. Bram Moolenaar <bram@vim.org> parents: 2250 diff changeset	2986 if (eap->cmdidx != CMD_diffget)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2987 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2988 // Syncing undo only works for the current buffer, but we change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2989 // another buffer. Sync undo if the command was typed. This isn't
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	2990 // 100% right when ":diffput" is used in a function or mapping.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2991 if (KeyTyped)
825 6675076019ae updated for version 7.0d vimboss parents: 819 diff changeset	2992 u_sync(FALSE);
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2993 aucmd_restbuf(&aco);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2994 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2995
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	2996 theend:
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	2997 diff_busy = FALSE;
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	2998 if (diff_need_update)
14893 291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	2999 ex_diffupdate(NULL);
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3000
14972 5d52b21b2e7f patch 8.1.0497: :%diffput changes order of lines Bram Moolenaar <Bram@vim.org> parents: 14893 diff changeset	3001 // Check that the cursor is on a valid character and update its
14893 291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3002 // position. When there were filler lines the topline has become
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3003 // invalid.
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3004 check_cursor();
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3005 changed_line_abv_curs();
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3006
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3007 if (diff_need_update)
291656f731c9 patch 8.1.0458: ml_get error and crash when using "do" Bram Moolenaar <Bram@vim.org> parents: 14780 diff changeset	3008 // redraw already done by ex_diffupdate()
14776 09c1f241e2f7 patch 8.1.0400: using freed memory with :diffget Christian Brabandt <cb@256bit.org> parents: 14770 diff changeset	3009 diff_need_update = FALSE;
14780 552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3010 else
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3011 {
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3012 // Also need to redraw the other buffers.
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3013 diff_redraw(FALSE);
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3014 apply_autocmds(EVENT_DIFFUPDATED, NULL, NULL, FALSE, curbuf);
552523e44923 patch 8.1.0402: the DiffUpdate event isn't triggered for :diffput Christian Brabandt <cb@256bit.org> parents: 14776 diff changeset	3015 }
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3016 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3017
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3018 #ifdef FEAT_FOLDING
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3019 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3020 * Update folds for all diff buffers for entry "dp".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3021 * Skip buffer with index "skip_idx".
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3022 * When there are no diffs, all folds are removed.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3023 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3024 static void
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	3025 diff_fold_update(diff_T *dp, int skip_idx)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3026 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3027 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3028 win_T *wp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3029
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	3030 FOR_ALL_WINDOWS(wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3031 for (i = 0; i < DB_COUNT; ++i)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3032 if (curtab->tp_diffbuf[i] == wp->w_buffer && i != skip_idx)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3033 foldUpdate(wp, dp->df_lnum[i],
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3034 dp->df_lnum[i] + dp->df_count[i]);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3035 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3036 #endif
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3037
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3038 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3039 * Return TRUE if buffer "buf" is in diff-mode.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3040 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3041 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	3042 diff_mode_buf(buf_T *buf)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3043 {
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3044 tabpage_T *tp;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3045
9649 fd9727ae3c49 commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07 Christian Brabandt <cb@256bit.org> parents: 9487 diff changeset	3046 FOR_ALL_TABPAGES(tp)
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3047 if (diff_buf_idx_tp(buf, tp) != DB_COUNT)
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3048 return TRUE;
db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3049 return FALSE;
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3050 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3051
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3052 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3053 * Move "count" times in direction "dir" to the next diff block.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3054 * Return FAIL if there isn't such a diff block.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3055 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3056 int
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	3057 diff_move_to(int dir, long count)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3058 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3059 int idx;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3060 linenr_T lnum = curwin->w_cursor.lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3061 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3062
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3063 idx = diff_buf_idx(curbuf);
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3064 if (idx == DB_COUNT \|\| curtab->tp_first_diff == NULL)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3065 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3066
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3067 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3068 ex_diffupdate(NULL); // update after a big change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3069
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3070 if (curtab->tp_first_diff == NULL) // no diffs today
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3071 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3072
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3073 while (--count >= 0)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3074 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3075 // Check if already before first diff.
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3076 if (dir == BACKWARD && lnum <= curtab->tp_first_diff->df_lnum[idx])
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3077 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3078
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3079 for (dp = curtab->tp_first_diff; ; dp = dp->df_next)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3080 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3081 if (dp == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3082 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3083 if ((dir == FORWARD && lnum < dp->df_lnum[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3084 \|\| (dir == BACKWARD
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3085 && (dp->df_next == NULL
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3086 \|\| lnum <= dp->df_next->df_lnum[idx])))
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3087 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3088 lnum = dp->df_lnum[idx];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3089 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3090 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3091 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3092 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3093
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3094 // don't end up past the end of the file
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3095 if (lnum > curbuf->b_ml.ml_line_count)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3096 lnum = curbuf->b_ml.ml_line_count;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3097
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3098 // When the cursor didn't move at all we fail.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3099 if (lnum == curwin->w_cursor.lnum)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3100 return FAIL;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3101
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3102 setpcmark();
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3103 curwin->w_cursor.lnum = lnum;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3104 curwin->w_cursor.col = 0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3105
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3106 return OK;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3107 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3108
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3109 /*
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3110 * Return the line number in the current window that is closest to "lnum1" in
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3111 * "buf1" in diff mode.
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3112 */
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3113 static linenr_T
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3114 diff_get_corresponding_line_int(
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	3115 buf_T *buf1,
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3116 linenr_T lnum1)
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3117 {
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3118 int idx1;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3119 int idx2;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3120 diff_T *dp;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3121 int baseline = 0;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3122
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3123 idx1 = diff_buf_idx(buf1);
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3124 idx2 = diff_buf_idx(curbuf);
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3125 if (idx1 == DB_COUNT \|\| idx2 == DB_COUNT \|\| curtab->tp_first_diff == NULL)
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3126 return lnum1;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3127
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3128 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3129 ex_diffupdate(NULL); // update after a big change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3130
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3131 if (curtab->tp_first_diff == NULL) // no diffs today
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3132 return lnum1;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3133
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	3134 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3135 {
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3136 if (dp->df_lnum[idx1] > lnum1)
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3137 return lnum1 - baseline;
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3138 if ((dp->df_lnum[idx1] + dp->df_count[idx1]) > lnum1)
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3139 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3140 // Inside the diffblock
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3141 baseline = lnum1 - dp->df_lnum[idx1];
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3142 if (baseline > dp->df_count[idx2])
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3143 baseline = dp->df_count[idx2];
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3144
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3145 return dp->df_lnum[idx2] + baseline;
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3146 }
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3147 if ( (dp->df_lnum[idx1] == lnum1)
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3148 && (dp->df_count[idx1] == 0)
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3149 && (dp->df_lnum[idx2] <= curwin->w_cursor.lnum)
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3150 && ((dp->df_lnum[idx2] + dp->df_count[idx2])
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3151 > curwin->w_cursor.lnum))
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3152 /*
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3153 * Special case: if the cursor is just after a zero-count
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3154 * block (i.e. all filler) and the target cursor is already
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3155 * inside the corresponding block, leave the target cursor
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3156 * unmoved. This makes repeated CTRL-W W operations work
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3157 * as expected.
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3158 */
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3159 return curwin->w_cursor.lnum;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3160 baseline = (dp->df_lnum[idx1] + dp->df_count[idx1])
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3161 - (dp->df_lnum[idx2] + dp->df_count[idx2]);
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3162 }
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3163
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3164 // If we get here then the cursor is after the last diff
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3165 return lnum1 - baseline;
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3166 }
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3167
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3168 /*
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3169 * Return the line number in the current window that is closest to "lnum1" in
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3170 * "buf1" in diff mode. Checks the line number to be valid.
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3171 */
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3172 linenr_T
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3173 diff_get_corresponding_line(buf_T *buf1, linenr_T lnum1)
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3174 {
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3175 linenr_T lnum = diff_get_corresponding_line_int(buf1, lnum1);
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3176
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3177 // don't end up past the end of the file
10295 d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3178 if (lnum > curbuf->b_ml.ml_line_count)
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3179 return curbuf->b_ml.ml_line_count;
d0b74b18e4b5 commit https://github.com/vim/vim/commit/025e3e0bafbc85cc4e365145af711edf99d0a90d Christian Brabandt <cb@256bit.org> parents: 10042 diff changeset	3180 return lnum;
2250 1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3181 }
1bac28a53fae Add the conceal patch from Vince Negri. Bram Moolenaar <bram@vim.org> parents: 2086 diff changeset	3182
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3183 /*
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3184 * For line "lnum" in the current window find the equivalent lnum in window
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3185 * "wp", compensating for inserted/deleted lines.
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3186 */
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3187 linenr_T
7817 83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff Christian Brabandt <cb@256bit.org> parents: 7799 diff changeset	3188 diff_lnum_win(linenr_T lnum, win_T *wp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3189 {
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3190 diff_T *dp;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3191 int idx;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3192 int i;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3193 linenr_T n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3194
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3195 idx = diff_buf_idx(curbuf);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3196 if (idx == DB_COUNT) // safety check
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3197 return (linenr_T)0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3198
672 db58b9066b21 updated for version 7.0200 vimboss parents: 671 diff changeset	3199 if (curtab->tp_diff_invalid)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3200 ex_diffupdate(NULL); // update after a big change
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3201
3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3202 // search for a change that includes "lnum" in the list of diffblocks.
19888 435726a03481 patch 8.2.0500: using the same loop in many places Bram Moolenaar <Bram@vim.org> parents: 18777 diff changeset	3203 FOR_ALL_DIFFBLOCKS_IN_TAB(curtab, dp)
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3204 if (lnum <= dp->df_lnum[idx] + dp->df_count[idx])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3205 break;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3206
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3207 // When after the last change, compute relative to the last line number.
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3208 if (dp == NULL)
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3209 return wp->w_buffer->b_ml.ml_line_count
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3210 - (curbuf->b_ml.ml_line_count - lnum);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3211
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3212 // Find index for "wp".
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3213 i = diff_buf_idx(wp->w_buffer);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3214 if (i == DB_COUNT) // safety check
7 3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3215 return (linenr_T)0;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3216
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3217 n = lnum + (dp->df_lnum[i] - dp->df_lnum[idx]);
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3218 if (n > dp->df_lnum[i] + dp->df_count[i])
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3219 n = dp->df_lnum[i] + dp->df_count[i];
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3220 return n;
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3221 }
3fc0f57ecb91 updated for version 7.0001 vimboss parents: diff changeset	3222
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3223 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3224 * Handle an ED style diff line.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3225 * Return FAIL if the line does not contain diff info.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3226 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3227 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3228 parse_diff_ed(
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3229 char_u *line,
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3230 diffhunk_T *hunk)
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3231 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3232 char_u *p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3233 long f1, l1, f2, l2;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3234 int difftype;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3235
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3236 // The line must be one of three formats:
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3237 // change: {first}[,{last}]c{first}[,{last}]
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3238 // append: {first}a{first}[,{last}]
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3239 // delete: {first}[,{last}]d{first}
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3240 p = line;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3241 f1 = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3242 if (*p == ',')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3243 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3244 ++p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3245 l1 = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3246 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3247 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3248 l1 = f1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3249 if (p != 'a' && p != 'c' && *p != 'd')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3250 return FAIL; // invalid diff format
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3251 difftype = *p++;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3252 f2 = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3253 if (*p == ',')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3254 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3255 ++p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3256 l2 = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3257 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3258 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3259 l2 = f2;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3260 if (l1 < f1 \|\| l2 < f2)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3261 return FAIL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3262
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3263 if (difftype == 'a')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3264 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3265 hunk->lnum_orig = f1 + 1;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3266 hunk->count_orig = 0;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3267 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3268 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3269 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3270 hunk->lnum_orig = f1;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3271 hunk->count_orig = l1 - f1 + 1;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3272 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3273 if (difftype == 'd')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3274 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3275 hunk->lnum_new = f2 + 1;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3276 hunk->count_new = 0;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3277 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3278 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3279 {
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3280 hunk->lnum_new = f2;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3281 hunk->count_new = l2 - f2 + 1;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3282 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3283 return OK;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3284 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3285
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3286 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3287 * Parses unified diff with zero(!) context lines.
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3288 * Return FAIL if there is no diff information in "line".
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3289 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3290 static int
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3291 parse_diff_unified(
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3292 char_u *line,
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3293 diffhunk_T *hunk)
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3294 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3295 char_u *p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3296 long oldline, oldcount, newline, newcount;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3297
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3298 // Parse unified diff hunk header:
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3299 // @@ -oldline,oldcount +newline,newcount @@
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3300 p = line;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3301 if (p++ == '@' && p++ == '@' && p++ == ' ' && p++ == '-')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3302 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3303 oldline = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3304 if (*p == ',')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3305 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3306 ++p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3307 oldcount = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3308 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3309 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3310 oldcount = 1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3311 if (p++ == ' ' && p++ == '+')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3312 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3313 newline = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3314 if (*p == ',')
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3315 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3316 ++p;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3317 newcount = getdigits(&p);
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3318 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3319 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3320 newcount = 1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3321 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3322 else
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3323 return FAIL; // invalid diff format
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3324
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3325 if (oldcount == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3326 oldline += 1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3327 if (newcount == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3328 newline += 1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3329 if (newline == 0)
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3330 newline = 1;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3331
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3332 hunk->lnum_orig = oldline;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3333 hunk->count_orig = oldcount;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3334 hunk->lnum_new = newline;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3335 hunk->count_new = newcount;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3336
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3337 return OK;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3338 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3339
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3340 return FAIL;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3341 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3342
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3343 /*
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3344 * Callback function for the xdl_diff() function.
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3345 * Stores the diff output (indices) in a grow array.
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3346 */
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3347 static int
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3348 xdiff_out_indices(
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3349 long start_a,
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3350 long count_a,
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3351 long start_b,
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3352 long count_b,
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3353 void *priv)
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3354 {
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3355 diffout_T dout = (diffout_T )priv;
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3356 diffhunk_T *p = ALLOC_ONE(diffhunk_T);
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3357
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3358 if (p == NULL)
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3359 return -1;
14982 d56f14540dda patch 8.1.0502: internal diff fails when diffing a context diff Bram Moolenaar <Bram@vim.org> parents: 14972 diff changeset	3360
d56f14540dda patch 8.1.0502: internal diff fails when diffing a context diff Bram Moolenaar <Bram@vim.org> parents: 14972 diff changeset	3361 if (ga_grow(&dout->dout_ga, 1) == FAIL)
26805 77ff030699d2 patch 8.2.3931: Coverity reports a memory leak Bram Moolenaar <Bram@vim.org> parents: 26794 diff changeset	3362 {
77ff030699d2 patch 8.2.3931: Coverity reports a memory leak Bram Moolenaar <Bram@vim.org> parents: 26794 diff changeset	3363 vim_free(p);
14982 d56f14540dda patch 8.1.0502: internal diff fails when diffing a context diff Bram Moolenaar <Bram@vim.org> parents: 14972 diff changeset	3364 return -1;
26805 77ff030699d2 patch 8.2.3931: Coverity reports a memory leak Bram Moolenaar <Bram@vim.org> parents: 26794 diff changeset	3365 }
26786 b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3366
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3367 p->lnum_orig = start_a + 1;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3368 p->count_orig = count_a;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3369 p->lnum_new = start_b + 1;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3370 p->count_new = count_b;
b802798e4a26 patch 8.2.3921: the way xdiff is used is inefficient Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	3371 ((diffhunk_T **)dout->dout_ga.ga_data)[dout->dout_ga.ga_len++] = p;
14696 195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3372 return 0;
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3373 }
195e8b1fcbbf patch 8.1.0360: using an external diff program is slow and inflexible Christian Brabandt <cb@256bit.org> parents: 14019 diff changeset	3374
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3375 /*
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3376 * Callback function for the xdl_diff() function.
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3377 * Stores the unified diff output in a grow array.
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3378 */
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3379 static int
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3380 xdiff_out_unified(
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3381 void *priv,
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3382 mmbuffer_t *mb,
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3383 int nbuf)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3384 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3385 diffout_T dout = (diffout_T )priv;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3386 int i;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3387
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3388 for (i = 0; i < nbuf; i++)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3389 ga_concat_len(&dout->dout_ga, (char_u *)mb[i].ptr, mb[i].size);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3390
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3391 return 0;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3392 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3393
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3394 #endif // FEAT_DIFF
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3395
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3396 #if defined(FEAT_EVAL) \|\| defined(PROTO)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3397
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3398 /*
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3399 * "diff_filler()" function
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3400 */
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3401 void
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3402 f_diff_filler(typval_T argvars UNUSED, typval_T rettv UNUSED)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3403 {
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3404 # ifdef FEAT_DIFF
25384 e8e2c4d33b9b patch 8.2.3229: Vim9: runtime and compile time type checks are not the same Bram Moolenaar <Bram@vim.org> parents: 25314 diff changeset	3405 if (in_vim9script() && check_for_lnum_arg(argvars, 0) == FAIL)
e8e2c4d33b9b patch 8.2.3229: Vim9: runtime and compile time type checks are not the same Bram Moolenaar <Bram@vim.org> parents: 25314 diff changeset	3406 return;
e8e2c4d33b9b patch 8.2.3229: Vim9: runtime and compile time type checks are not the same Bram Moolenaar <Bram@vim.org> parents: 25314 diff changeset	3407
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3408 rettv->vval.v_number = diff_check_fill(curwin, tv_get_lnum(argvars));
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3409 # endif
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3410 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3411
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3412 /*
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3413 * "diff_hlID()" function
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3414 */
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3415 void
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3416 f_diff_hlID(typval_T argvars UNUSED, typval_T rettv UNUSED)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3417 {
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3418 # ifdef FEAT_DIFF
25272 712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3419 linenr_T lnum;
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3420 static linenr_T prev_lnum = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3421 static varnumber_T changedtick = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3422 static int fnum = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3423 static int change_start = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3424 static int change_end = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3425 static hlf_T hlID = (hlf_T)0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3426 int filler_lines;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3427 int col;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3428
25272 712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3429 if (in_vim9script()
25314 7e620652bd13 patch 8.2.3194: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 25302 diff changeset	3430 && (check_for_lnum_arg(argvars,0) == FAIL
25272 712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3431 \|\| check_for_number_arg(argvars, 1) == FAIL))
712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3432 return;
712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3433
712e867f9721 patch 8.2.3173: Vim9: argument types are not checked at compile time Bram Moolenaar <Bram@vim.org> parents: 24683 diff changeset	3434 lnum = tv_get_lnum(argvars);
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3435 if (lnum < 0) // ignore type error in {lnum} arg
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3436 lnum = 0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3437 if (lnum != prev_lnum
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3438 \|\| changedtick != CHANGEDTICK(curbuf)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3439 \|\| fnum != curbuf->b_fnum)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3440 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3441 // New line, buffer, change: need to get the values.
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3442 filler_lines = diff_check(curwin, lnum);
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3443 if (filler_lines < 0)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3444 {
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3445 if (filler_lines == -1)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3446 {
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3447 change_start = MAXCOL;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3448 change_end = -1;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3449 if (diff_find_change(curwin, lnum, &change_start, &change_end))
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3450 hlID = HLF_ADD; // added line
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3451 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3452 hlID = HLF_CHD; // changed line
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3453 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3454 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3455 hlID = HLF_ADD; // added line
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3456 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3457 else
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3458 hlID = (hlf_T)0;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3459 prev_lnum = lnum;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3460 changedtick = CHANGEDTICK(curbuf);
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3461 fnum = curbuf->b_fnum;
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3462 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3463
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3464 if (hlID == HLF_CHD \|\| hlID == HLF_TXD)
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3465 {
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3466 col = tv_get_number(&argvars[1]) - 1; // ignore type error in {col}
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3467 if (col >= change_start && col <= change_end)
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3468 hlID = HLF_TXD; // changed text
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3469 else
18777 3a68dc2a1bc1 patch 8.1.2378: using old C style comments Bram Moolenaar <Bram@vim.org> parents: 18619 diff changeset	3470 hlID = HLF_CHD; // changed line
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3471 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3472 rettv->vval.v_number = hlID == (hlf_T)0 ? 0 : (int)hlID;
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3473 # endif
17986 5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3474 }
5c8906f653f5 patch 8.1.1989: the evalfunc.c file is still too big Bram Moolenaar <Bram@vim.org> parents: 17851 diff changeset	3475
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3476 # ifdef FEAT_DIFF
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3477 /*
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3478 * Parse the diff options passed in "optarg" to the diff() function and return
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3479 * the options in "diffopts" and the diff algorithm in "diffalgo".
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3480 */
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3481 static int
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3482 parse_diff_optarg(
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3483 typval_T *opts,
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3484 int *diffopts,
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3485 long *diffalgo,
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3486 dio_outfmt_T *diff_output_fmt,
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3487 int *diff_ctxlen)
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3488 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3489 dict_T *d = opts->vval.v_dict;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3490
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3491 char_u *algo = dict_get_string(d, "algorithm", FALSE);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3492 if (algo != NULL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3493 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3494 if (STRNCMP(algo, "myers", 5) == 0)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3495 *diffalgo = 0;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3496 else if (STRNCMP(algo, "minimal", 7) == 0)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3497 *diffalgo = XDF_NEED_MINIMAL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3498 else if (STRNCMP(algo, "patience", 8) == 0)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3499 *diffalgo = XDF_PATIENCE_DIFF;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3500 else if (STRNCMP(algo, "histogram", 9) == 0)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3501 *diffalgo = XDF_HISTOGRAM_DIFF;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3502 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3503
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3504 char_u *output_fmt = dict_get_string(d, "output", FALSE);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3505 if (output_fmt != NULL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3506 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3507 if (STRNCMP(output_fmt, "unified", 7) == 0)
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3508 *diff_output_fmt = DIO_OUTPUT_UNIFIED;
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3509 else if (STRNCMP(output_fmt, "indices", 7) == 0)
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3510 *diff_output_fmt = DIO_OUTPUT_INDICES;
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3511 else
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3512 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3513 semsg(_(e_unsupported_diff_output_format_str), output_fmt);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3514 return FAIL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3515 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3516 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3517
34332 7ccaadd7cf0b patch 9.1.0099: Not able to use diff() with 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34324 diff changeset	3518 *diff_ctxlen = dict_get_number_def(d, "context", 0);
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3519 if (*diff_ctxlen < 0)
34332 7ccaadd7cf0b patch 9.1.0099: Not able to use diff() with 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34324 diff changeset	3520 *diff_ctxlen = 0;
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3521
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3522 if (dict_get_bool(d, "iblank", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3523 *diffopts \|= DIFF_IBLANK;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3524 if (dict_get_bool(d, "icase", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3525 *diffopts \|= DIFF_ICASE;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3526 if (dict_get_bool(d, "iwhite", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3527 *diffopts \|= DIFF_IWHITE;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3528 if (dict_get_bool(d, "iwhiteall", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3529 *diffopts \|= DIFF_IWHITEALL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3530 if (dict_get_bool(d, "iwhiteeol", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3531 *diffopts \|= DIFF_IWHITEEOL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3532 if (dict_get_bool(d, "indent-heuristic", FALSE))
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3533 *diffalgo \|= XDF_INDENT_HEURISTIC;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3534
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3535 return OK;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3536 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3537
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3538 /*
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3539 * Concatenate the List of strings in "l" and store the result in
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3540 * "din->din_mmfile.ptr" and the length in "din->din_mmfile.size".
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3541 */
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3542 static void
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3543 list_to_diffin(list_T l, diffin_T din, int icase)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3544 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3545 garray_T ga;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3546 listitem_T *li;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3547 char_u *str;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3548
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3549 ga_init2(&ga, 512, 4);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3550
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3551 FOR_ALL_LIST_ITEMS(l, li)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3552 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3553 str = tv_get_string(&li->li_tv);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3554 if (icase)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3555 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3556 str = strlow_save(str);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3557 if (str == NULL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3558 continue;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3559 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3560 ga_concat(&ga, str);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3561 ga_concat(&ga, (char_u *)NL_STR);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3562 if (icase)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3563 vim_free(str);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3564 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3565 if (ga.ga_len > 0)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3566 ((char *)ga.ga_data)[ga.ga_len] = NUL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3567
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3568 din->din_mmfile.ptr = (char *)ga.ga_data;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3569 din->din_mmfile.size = ga.ga_len;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3570 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3571
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3572 /*
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3573 * Get the start and end indices from the diff "hunk".
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3574 */
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3575 static dict_T *
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3576 get_diff_hunk_indices(diffhunk_T *hunk)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3577 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3578 dict_T *hunk_dict;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3579
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3580 hunk_dict = dict_alloc();
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3581 if (hunk_dict == NULL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3582 return NULL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3583
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3584 dict_add_number(hunk_dict, "from_idx", hunk->lnum_orig - 1);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3585 dict_add_number(hunk_dict, "from_count", hunk->count_orig);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3586 dict_add_number(hunk_dict, "to_idx", hunk->lnum_new - 1);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3587 dict_add_number(hunk_dict, "to_count", hunk->count_new);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3588
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3589 return hunk_dict;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3590 }
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3591 # endif
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3592
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3593 /*
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3594 * "diff()" function
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3595 */
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3596 void
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3597 f_diff(typval_T argvars UNUSED, typval_T rettv UNUSED)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3598 {
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3599 # ifdef FEAT_DIFF
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3600 diffio_T dio;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3601
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3602 if (check_for_nonnull_list_arg(argvars, 0) == FAIL
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3603 \|\| check_for_nonnull_list_arg(argvars, 1) == FAIL
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3604 \|\| check_for_opt_nonnull_dict_arg(argvars, 2) == FAIL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3605 return;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3606
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3607 CLEAR_FIELD(dio);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3608 dio.dio_internal = TRUE;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3609 ga_init2(&dio.dio_diff.dout_ga, sizeof(char *), 1000);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3610
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3611 list_T *orig_list = argvars[0].vval.v_list;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3612 list_T *new_list = argvars[1].vval.v_list;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3613
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3614 // Save the 'diffopt' option value and restore it after getting the diff.
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3615 int save_diff_flags = diff_flags;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3616 long save_diff_algorithm = diff_algorithm;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3617 diff_flags = DIFF_INTERNAL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3618 diff_algorithm = 0;
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3619 dio.dio_outfmt = DIO_OUTPUT_UNIFIED;
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3620 if (argvars[2].v_type != VAR_UNKNOWN)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3621 if (parse_diff_optarg(&argvars[2], &diff_flags, &diff_algorithm,
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3622 &dio.dio_outfmt, &dio.dio_ctxlen) == FAIL)
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3623 return;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3624
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3625 // Concatenate the List of strings into a single string using newline
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3626 // separator. Internal diff library expects a single string.
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3627 list_to_diffin(orig_list, &dio.dio_orig, diff_flags & DIFF_ICASE);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3628 list_to_diffin(new_list, &dio.dio_new, diff_flags & DIFF_ICASE);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3629
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3630 // If 'diffexpr' is set, then the internal diff is not used. Set
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3631 // 'diffexpr' to an empty string temporarily.
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3632 int restore_diffexpr = FALSE;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3633 char_u cc = *p_dex;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3634 if (*p_dex != NUL)
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3635 {
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3636 restore_diffexpr = TRUE;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3637 *p_dex = NUL;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3638 }
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3639
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3640 // Compute the diff
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3641 int diff_status = diff_file(&dio);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3642
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3643 // restore 'diffexpr'
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3644 if (restore_diffexpr)
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3645 *p_dex = cc;
6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3646
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3647 if (diff_status == FAIL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3648 goto done;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3649
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3650 int hunk_idx = 0;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3651 dict_T *hunk_dict;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3652
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3653 if (dio.dio_outfmt == DIO_OUTPUT_INDICES)
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3654 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3655 if (rettv_list_alloc(rettv) != OK)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3656 goto done;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3657 list_T *l = rettv->vval.v_list;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3658
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3659 // Process each diff hunk
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3660 diffhunk_T *hunk = NULL;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3661 while (hunk_idx < dio.dio_diff.dout_ga.ga_len)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3662 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3663 hunk = ((diffhunk_T **)dio.dio_diff.dout_ga.ga_data)[hunk_idx++];
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3664
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3665 hunk_dict = get_diff_hunk_indices(hunk);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3666 if (hunk_dict == NULL)
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3667 goto done;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3668
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3669 list_append_dict(l, hunk_dict);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3670 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3671 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3672 else
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3673 {
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3674 ga_append(&dio.dio_diff.dout_ga, NUL);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3675 rettv->v_type = VAR_STRING;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3676 rettv->vval.v_string =
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3677 vim_strsave((char_u *)dio.dio_diff.dout_ga.ga_data);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3678 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3679
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3680 done:
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3681 clear_diffin(&dio.dio_new);
34324 6d9f59e88fc2 patch 9.1.0096: diff() function uses 'diffexpr' Christian Brabandt <cb@256bit.org> parents: 34267 diff changeset	3682 if (dio.dio_outfmt == DIO_OUTPUT_INDICES)
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3683 clear_diffout(&dio.dio_diff);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3684 else
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3685 ga_clear(&dio.dio_diff.dout_ga);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3686 clear_diffin(&dio.dio_orig);
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3687 // Restore the 'diffopt' option value.
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3688 diff_flags = save_diff_flags;
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3689 diff_algorithm = save_diff_algorithm;
34267 3a5750596c3d patch 9.1.0072: Not able to build without FEAT_DIFF Christian Brabandt <cb@256bit.org> parents: 34264 diff changeset	3690 # endif
34264 cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3691 }
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3692
cce6b834635c patch 9.1.0071: Need a diff() Vim script function Christian Brabandt <cb@256bit.org> parents: 34074 diff changeset	3693 #endif

Mercurial > vim

annotate src/diff.c @ 35075:43739470fe40 default tip