Merge branch 'nd/maint-autofix-tag-in-head'

* nd/maint-autofix-tag-in-head:
  Accept tags in HEAD or MERGE_HEAD
  merge: remove global variable head[]
  merge: use return value of resolve_ref() to determine if HEAD is invalid
  merge: keep stash[] a local variable

Conflicts:
	builtin/merge.c
This commit is contained in:
Junio C Hamano
2011-10-13 19:03:19 -07:00
7 changed files with 93 additions and 65 deletions

View File

@ -1606,10 +1606,10 @@ static void fetch_symref(const char *path, char **symref, unsigned char *sha1)
strbuf_release(&buffer);
}
static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1)
static int verify_merge_base(unsigned char *head_sha1, struct ref *remote)
{
struct commit *head = lookup_commit(head_sha1);
struct commit *branch = lookup_commit(branch_sha1);
struct commit *head = lookup_commit_or_die(head_sha1, "HEAD");
struct commit *branch = lookup_commit_or_die(remote->old_sha1, remote->name);
struct commit_list *merge_bases = get_merge_bases(head, branch, 1);
return (merge_bases && !merge_bases->next && merge_bases->item == branch);
@ -1680,7 +1680,7 @@ static int delete_remote_branch(const char *pattern, int force)
return error("Remote branch %s resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", remote_ref->name, sha1_to_hex(remote_ref->old_sha1));
/* Remote branch must be an ancestor of remote HEAD */
if (!verify_merge_base(head_sha1, remote_ref->old_sha1)) {
if (!verify_merge_base(head_sha1, remote_ref)) {
return error("The branch '%s' is not an ancestor "
"of your current HEAD.\n"
"If you are sure you want to delete it,"