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authorJunio C Hamano <junkio@cox.net>2006-03-21 01:42:04 -0800
committerJunio C Hamano <junkio@cox.net>2006-03-21 01:42:04 -0800
commitc51d13692d4e451c755dd7da3521c5db395df192 (patch)
tree1bb87df665eb1e81f8b780f2c8372da500b33dd0 /sha1_name.c
parent2f8acdb38e513e4b983209563faf4c1d38c4013e (diff)
downloadgit-c51d13692d4e451c755dd7da3521c5db395df192.tar.gz
git-c51d13692d4e451c755dd7da3521c5db395df192.tar.xz
get_sha1_basic(): try refs/... and finally refs/remotes/$foo/HEAD
This implements the suggestion by Jeff King to use refs/remotes/$foo/HEAD to interpret a shorthand "$foo" to mean the primary branch head of a tracked remote. clone needs to be told about this convention as well. Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'sha1_name.c')
-rw-r--r--sha1_name.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/sha1_name.c b/sha1_name.c
index 74c479c5e..3adaec316 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -235,18 +235,21 @@ static int ambiguous_path(const char *path, int len)
static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
{
- static const char *prefix[] = {
- "",
- "refs",
- "refs/tags",
- "refs/heads",
- "refs/remotes",
+ static const char *fmt[] = {
+ "/%.*s",
+ "refs/%.*s",
+ "refs/tags/%.*s",
+ "refs/heads/%.*s",
+ "refs/remotes/%.*s",
+ "refs/remotes/%.*s/HEAD",
NULL
};
const char **p;
const char *warning = "warning: refname '%.*s' is ambiguous.\n";
char *pathname;
int already_found = 0;
+ unsigned char *this_result;
+ unsigned char sha1_from_ref[20];
if (len == 40 && !get_sha1_hex(str, sha1))
return 0;
@@ -255,11 +258,9 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
if (ambiguous_path(str, len))
return -1;
- for (p = prefix; *p; p++) {
- unsigned char sha1_from_ref[20];
- unsigned char *this_result =
- already_found ? sha1_from_ref : sha1;
- pathname = git_path("%s/%.*s", *p, len, str);
+ for (p = fmt; *p; p++) {
+ this_result = already_found ? sha1_from_ref : sha1;
+ pathname = git_path(*p, len, str);
if (!read_ref(pathname, this_result)) {
if (warn_ambiguous_refs) {
if (already_found &&