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Merge branch 'bc/master-diff-hunk-header-fix'

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* bc/master-diff-hunk-header-fix:
  Clarify commit error message for unmerged files
  Use strchrnul() instead of strchr() plus manual workaround
  Use remove_path from dir.c instead of own implementation
  Add remove_path: a function to remove as much as possible of a path
  git-submodule: Fix "Unable to checkout" for the initial 'update'
  Clarify how the user can satisfy stash's 'dirty state' check.
  t4018-diff-funcname: test syntax of builtin xfuncname patterns
  t4018-diff-funcname: test syntax of builtin xfuncname patterns
  make "git remote" report multiple URLs
  diff hunk pattern: fix misconverted "\{" tex macro introducers
  diff: fix "multiple regexp" semantics to find hunk header comment
  diff: use extended regexp to find hunk headers
  diff: use extended regexp to find hunk headers
  diff.*.xfuncname which uses "extended" regex's for hunk header selection
  diff.c: associate a flag with each pattern and use it for compiling regex
  diff.c: return pattern entry pointer rather than just the hunk header pattern

Conflicts:
	builtin-merge-recursive.c
	t/t7201-co.sh
	xdiff-interface.h
This commit is contained in:
Shawn O. Pearce
2008-09-29 11:04:20 -07:00
parent 9ba929ed65 5a139ba483
commit 9800c0df41
15 changed files with 139 additions and 120 deletions
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21
xdiff-interface.c
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@ -194,31 +194,34 @@ static long ff_regexp(const char *line, long len,
char *line_buffer = xstrndup(line, len); /* make NUL terminated */
struct ff_regs *regs = priv;
regmatch_t pmatch[2];
int result = 0, i;
int i;
int result = -1;
for (i = 0; i < regs->nr; i++) {
struct ff_reg *reg = regs->array + i;
if (reg->negate ^ !!regexec(&reg->re,
line_buffer, 2, pmatch, 0)) {
free(line_buffer);
return -1;
if (!regexec(&reg->re, line_buffer, 2, pmatch, 0)) {
if (reg->negate)
goto fail;
break;
}
}
if (regs->nr <= i)
goto fail;
i = pmatch[1].rm_so >= 0 ? 1 : 0;
line += pmatch[i].rm_so;
result = pmatch[i].rm_eo - pmatch[i].rm_so;
if (result > buffer_size)
result = buffer_size;
else
while (result > 0 && (isspace(line[result - 1]) ||
line[result - 1] == '\n'))
while (result > 0 && (isspace(line[result - 1])))
result--;
memcpy(buffer, line, result);
fail:
free(line_buffer);
return result;
}
void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value)
void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value, int cflags)
{
int i;
struct ff_regs *regs;
@ -243,7 +246,7 @@ void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value)
expression = buffer = xstrndup(value, ep - value);
else
expression = value;
if (regcomp(&reg->re, expression, 0))
if (regcomp(&reg->re, expression, cflags))
die("Invalid regexp to look for hunk header: %s", expression);
free(buffer);
value = ep + 1;