From 3074137542961ce7b3b65c14ebde75f13f5e6147 Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Fri, 24 May 2024 07:37:36 +0200 Subject: patch 9.1.0438: Wrong Ex command executed when :g uses '?' as delimiter Problem: Wrong Ex command executed when :g uses '?' as delimiter and pattern contains escaped '?'. Solution: Don't use "*newp" when it's not allocated (zeertzjq). closes: #14837 Signed-off-by: zeertzjq Signed-off-by: Christian Brabandt --- src/regexp.c | 9 +++++++-- src/testdir/test_global.vim | 11 ++++++++++- src/testdir/test_substitute.vim | 4 ++-- src/version.c | 2 ++ 4 files changed, 21 insertions(+), 5 deletions(-) (limited to 'src') diff --git a/src/regexp.c b/src/regexp.c index 147452aae2..ff201d9ffe 100644 --- a/src/regexp.c +++ b/src/regexp.c @@ -620,7 +620,7 @@ skip_regexp_ex( { magic_T mymagic; char_u *p = startp; - size_t startplen = STRLEN(startp); + size_t startplen = 0; if (magic) mymagic = MAGIC_ON; @@ -644,16 +644,21 @@ skip_regexp_ex( if (dirc == '?' && newp != NULL && p[1] == '?') { // change "\?" to "?", make a copy first. + if (startplen == 0) + startplen = STRLEN(startp); if (*newp == NULL) { *newp = vim_strnsave(startp, startplen); if (*newp != NULL) + { p = *newp + (p - startp); + startp = *newp; + } } if (dropped != NULL) ++*dropped; if (*newp != NULL) - mch_memmove(p, p + 1, (startplen - ((p + 1) - *newp)) + 1); + mch_memmove(p, p + 1, startplen - ((p + 1) - startp) + 1); else ++p; } diff --git a/src/testdir/test_global.vim b/src/testdir/test_global.vim index 34857b2555..0f72c3cf80 100644 --- a/src/testdir/test_global.vim +++ b/src/testdir/test_global.vim @@ -116,7 +116,16 @@ func Test_global_newline() close! endfunc -func Test_wrong_delimiter() +" Test :g with ? as delimiter. +func Test_global_question_delimiter() + new + call setline(1, ['aaaaa', 'b?bbb', 'ccccc', 'ddd?d', 'eeeee']) + g?\??delete + call assert_equal(['aaaaa', 'ccccc', 'eeeee'], getline(1, '$')) + bwipe! +endfunc + +func Test_global_wrong_delimiter() call assert_fails('g x^bxd', 'E146:') endfunc diff --git a/src/testdir/test_substitute.vim b/src/testdir/test_substitute.vim index a2367cd233..afdc104d7c 100644 --- a/src/testdir/test_substitute.vim +++ b/src/testdir/test_substitute.vim @@ -174,8 +174,8 @@ func Test_substitute_repeat() bwipe! endfunc -" Test :s with ? as separator. -func Test_substitute_question_separator() +" Test :s with ? as delimiter. +func Test_substitute_question_delimiter() new call setline(1, '??:??') %s?\?\??!!?g diff --git a/src/version.c b/src/version.c index 7188cbd888..ac1a1f4f3f 100644 --- a/src/version.c +++ b/src/version.c @@ -704,6 +704,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ +/**/ + 438, /**/ 437, /**/ -- cgit v1.2.3