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authorJay Soffian <jaysoffian@gmail.com>2009-11-10 00:03:31 -0500
committerJunio C Hamano <gitster@pobox.com>2009-11-10 01:01:22 -0800
commitf2ef6075c9d248523bf658d82065b46d892b5601 (patch)
tree7524f95071bc2ec11b2bc8a02e698714af17947e /remote.c
parente2d41c64bfbea592daeb3a065f1aa3900a03e07f (diff)
downloadgit-f2ef6075c9d248523bf658d82065b46d892b5601.tar.gz
remote: refactor some logic into get_stale_heads()
Move the logic in builtin-remote.c which determines which local heads are stale to remote.c so it can be used by other builtins. Signed-off-by: Jay Soffian <jaysoffian@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'remote.c')
-rw-r--r--remote.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/remote.c b/remote.c
index beaf9fb5b2..eae5866674 100644
--- a/remote.c
+++ b/remote.c
@@ -6,6 +6,7 @@
#include "revision.h"
#include "dir.h"
#include "tag.h"
+#include "string-list.h"
static struct refspec s_tag_refspec = {
0,
@@ -1587,3 +1588,42 @@ struct ref *guess_remote_head(const struct ref *head,
return list;
}
+
+struct stale_heads_info {
+ struct remote *remote;
+ struct string_list *ref_names;
+ struct ref **stale_refs_tail;
+};
+
+static int get_stale_heads_cb(const char *refname,
+ const unsigned char *sha1, int flags, void *cb_data)
+{
+ struct stale_heads_info *info = cb_data;
+ struct refspec refspec;
+ memset(&refspec, 0, sizeof(refspec));
+ refspec.dst = (char *)refname;
+ if (!remote_find_tracking(info->remote, &refspec)) {
+ if (!((flags & REF_ISSYMREF) ||
+ string_list_has_string(info->ref_names, refspec.src))) {
+ struct ref *ref = make_linked_ref(refname, &info->stale_refs_tail);
+ hashcpy(ref->new_sha1, sha1);
+ }
+ }
+ return 0;
+}
+
+struct ref *get_stale_heads(struct remote *remote, struct ref *fetch_map)
+{
+ struct ref *ref, *stale_refs = NULL;
+ struct string_list ref_names = { NULL, 0, 0, 0 };
+ struct stale_heads_info info;
+ info.remote = remote;
+ info.ref_names = &ref_names;
+ info.stale_refs_tail = &stale_refs;
+ for (ref = fetch_map; ref; ref = ref->next)
+ string_list_append(ref->name, &ref_names);
+ sort_string_list(&ref_names);
+ for_each_ref(get_stale_heads_cb, &info);
+ string_list_clear(&ref_names, 0);
+ return stale_refs;
+}