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Make :/ accept a regex rather than a fixed pattern 

This also makes it trigger anywhere in the commit message, rather than
just at the beginning. Which tends to be a lot more useful.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Linus Torvalds 2010-04-23 08:20:20 -07:00 committed by Junio C Hamano
parent 6339f67fed
commit 57895105c4
1 changed files with 9 additions and 3 deletions
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12
sha1_name.c
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@ -679,8 +679,8 @@ static int handle_one_ref(const char *path,
/*
* This interprets names like ':/Initial revision of "git"' by searching
* through history and returning the first commit whose message starts
* with the given string.
* through history and returning the first commit whose message matches
* the given regular expression.
*
* For future extension, ':/!' is reserved. If you want to match a message
* beginning with a '!', you have to repeat the exclamation mark.
@ -692,12 +692,17 @@ static int get_sha1_oneline(const char *prefix, unsigned char *sha1)
struct commit_list *list = NULL, *backup = NULL, *l;
int retval = -1;
char *temp_commit_buffer = NULL;
regex_t regex;
if (prefix[0] == '!') {
if (prefix[1] != '!')
die ("Invalid search pattern: %s", prefix);
prefix++;
}
if (regcomp(&regex, prefix, REG_EXTENDED))
die("Invalid search pattern: %s", prefix);
for_each_ref(handle_one_ref, &list);
for (l = list; l; l = l->next)
commit_list_insert(l->item, &backup);
@ -721,12 +726,13 @@ static int get_sha1_oneline(const char *prefix, unsigned char *sha1)
}
if (!(p = strstr(p, "\n\n")))
continue;
if (!prefixcmp(p + 2, prefix)) {
if (!regexec(&regex, p + 2, 0, NULL, 0)) {
hashcpy(sha1, commit->object.sha1);
retval = 0;
break;
}
}
regfree(&regex);
free(temp_commit_buffer);
free_commit_list(list);
for (l = backup; l; l = l->next)