From 7dd45e15c259e44b1c8b5ffdfc0c3d002c7f642c Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Wed, 20 Sep 2006 16:11:08 -0700 Subject: [PATCH] sha1_name.c: understand "describe" output as a valid object name Signed-off-by: Junio C Hamano --- sha1_name.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/sha1_name.c b/sha1_name.c index 1fbc44380..9b226e357 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); } -- 2.30.2