summaryrefslogtreecommitdiff
path: root/sha1_name.c
diff options
context:
space:
mode:
Diffstat (limited to 'sha1_name.c')
-rw-r--r--sha1_name.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/sha1_name.c b/sha1_name.c
index 84d24c6..ed711f2 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -431,6 +431,26 @@ static int peel_onion(const char *name, int len, unsigned char *sha1)
return 0;
}
+static int get_describe_name(const char *name, int len, unsigned char *sha1)
+{
+ const char *cp;
+
+ for (cp = name + len - 1; name + 2 <= cp; cp--) {
+ char ch = *cp;
+ if (hexval(ch) & ~0377) {
+ /* We must be looking at g in "SOMETHING-g"
+ * for it to be describe output.
+ */
+ if (ch == 'g' && cp[-1] == '-') {
+ cp++;
+ len -= cp - name;
+ return get_short_sha1(cp, len, sha1, 1);
+ }
+ }
+ }
+ return -1;
+}
+
static int get_sha1_1(const char *name, int len, unsigned char *sha1)
{
int ret, has_suffix;
@@ -472,6 +492,12 @@ static int get_sha1_1(const char *name, int len, unsigned char *sha1)
ret = get_sha1_basic(name, len, sha1);
if (!ret)
return 0;
+
+ /* It could be describe output that is "SOMETHING-gXXXX" */
+ ret = get_describe_name(name, len, sha1);
+ if (!ret)
+ return 0;
+
return get_short_sha1(name, len, sha1, 0);
}