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| author | Junio C Hamano <gitster@pobox.com> | 2013-01-29 14:02:15 -0800 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2013-02-07 14:07:53 -0800 |
| commit | 6e7b66eebd18c11f58a9790b8f071618a1bb5b2c (patch) | |
| tree | 741aa5bec82254920bf24bdee1678b7039c36470 /remote.c | |
| parent | 390eb36b0a9cbaa5051040c762b986ddd4b3848f (diff) | |
| download | git-6e7b66eebd18c11f58a9790b8f071618a1bb5b2c.tar.gz git-6e7b66eebd18c11f58a9790b8f071618a1bb5b2c.tar.xz | |
fetch: fetch objects by their exact SHA-1 object names
Teach "git fetch" to accept an exact SHA-1 object name the user may
obtain out of band on the LHS of a pathspec, and send it on a "want"
message when the server side advertises the allow-tip-sha1-in-want
capability.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'remote.c')
| -rw-r--r-- | remote.c | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -15,6 +15,7 @@ static struct refspec s_tag_refspec = { 0, 1, 0, + 0, "refs/tags/*", "refs/tags/*" }; @@ -565,9 +566,13 @@ static struct refspec *parse_refspec_internal(int nr_refspec, const char **refsp flags = REFNAME_ALLOW_ONELEVEL | (is_glob ? REFNAME_REFSPEC_PATTERN : 0); if (fetch) { + unsigned char unused[40]; + /* LHS */ if (!*rs[i].src) ; /* empty is ok; it means "HEAD" */ + else if (llen == 40 && !get_sha1_hex(rs[i].src, unused)) + rs[i].exact_sha1 = 1; /* ok */ else if (!check_refname_format(rs[i].src, flags)) ; /* valid looking ref is ok */ else @@ -1495,7 +1500,12 @@ int get_fetch_map(const struct ref *remote_refs, } else { const char *name = refspec->src[0] ? refspec->src : "HEAD"; - ref_map = get_remote_ref(remote_refs, name); + if (refspec->exact_sha1) { + ref_map = alloc_ref(name); + get_sha1_hex(name, ref_map->old_sha1); + } else { + ref_map = get_remote_ref(remote_refs, name); + } if (!missing_ok && !ref_map) die("Couldn't find remote ref %s", name); if (ref_map) { |