Junio C Hamano <gitster@xxxxxxxxx> writes:
>> 2) git merge <tag> VS git merge <object-id>
>> ...
>> It would be great to have Git using the tag message and check the
>> signature.
>
> Perhaps, but if you feed the $(git rev-parse v1.12.2) to merge, your
> subject will not be able to say "Merge tag 'v1.12.2'" in the first
> place, so I do not think you would want to encourage such usage in
> the first place.
A patch to do so may look like this. You would probably want to
also do read_sha1_file(desc->obj->sha1) here and parse out the
header line "tag " to replace the "remote" to recover the symbolic
tag name, but I didn't bother in this illustration.
diff --git a/builtin/merge.c b/builtin/merge.c
index 0ec8f0d..990e90c 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -516,6 +516,19 @@ static void merge_name(const char *remote, struct strbuf *msg)
strbuf_release(&line);
goto cleanup;
}
+
+ if (remote_head->util) {
+ struct merge_remote_desc *desc;
+ desc = merge_remote_util(remote_head);
+ if (desc && desc->obj && desc->obj->type == OBJ_TAG) {
+ strbuf_addf(msg, "%s\t\t%s '%s'\n",
+ sha1_to_hex(desc->obj->sha1),
+ typename(desc->obj->type),
+ remote);
+ goto cleanup;
+ }
+ }
+
strbuf_addf(msg, "%s\t\tcommit '%s'\n",
sha1_to_hex(remote_head->object.sha1), remote);
cleanup:
--
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