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ls-remote: resurrect pattern limit support 

"git ls-remote $remote $name1 $name2..." used to limit the output to
refs that end with one of the $name given from the command line, but
recent rewrite to C forgot to implement that support.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2007-12-08 22:52:59 -08:00
parent 1e931cb4d1
commit 2ea7fe0d2c
1 changed files with 38 additions and 6 deletions
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44
builtin-ls-remote.c
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@ -6,6 +6,35 @@
static const char ls_remote_usage[] =
"git-ls-remote [--upload-pack=<git-upload-pack>] [<host>:]<directory>";
/*
* pattern is a list of tail-part of accepted refnames. Is there one
* among them that is a suffix of the path? Directory boundary must
* be honored when checking this match. IOW, patterns "master" and
* "sa/master" both match path "refs/hold/sa/master". On the other
* hand, path "refs/hold/foosa/master" is matched by "master" but not
* by "sa/master".
*/
static int tail_match(const char **pattern, const char *path)
{
int pathlen;
const char *p;
if (!*pattern)
return 1; /* no restriction */
for (pathlen = strlen(path); (p = *pattern); pattern++) {
int pfxlen = pathlen - strlen(p);
if (pfxlen < 0)
continue; /* pattern is longer, will never match */
if (strcmp(path + pfxlen, p))
continue; /* no tail match */
if (!pfxlen || path[pfxlen - 1] == '/')
return 1; /* fully match at directory boundary */
}
return 0;
}
int cmd_ls_remote(int argc, const char **argv, const char *prefix)
{
int i;
@ -13,6 +42,7 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
int nongit = 0;
unsigned flags = 0;
const char *uploadpack = NULL;
const char **pattern = NULL;
struct remote *remote;
struct transport *transport;
@ -50,9 +80,9 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
break;
}
if (!dest || i != argc - 1)
if (!dest)
usage(ls_remote_usage);
pattern = argv + i + 1;
remote = nongit ? NULL : remote_get(dest);
if (remote && !remote->url_nr)
die("remote %s has no configured URL", dest);
@ -65,10 +95,12 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
if (!ref)
return 1;
while (ref) {
if (check_ref_type(ref, flags))
printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name);
ref = ref->next;
for ( ; ref; ref = ref->next) {
if (!check_ref_type(ref, flags))
continue;
if (!tail_match(pattern, ref->name))
continue;
printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name);
}
return 0;
}