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authorNguyễn Thái Ngọc Duy <pclouds@gmail.com>2012-01-16 09:46:10 (GMT)
committerJunio C Hamano <gitster@pobox.com>2012-01-17 00:26:25 (GMT)
commitf034d3549fa34e65ca09ee9ce721dcf43faefd1d (patch)
tree36d630680fc2497f48e0145551f8a6fc1416e207 /builtin/clone.c
parentc39852c18dc7efa794bbe20b10ecfe7038409727 (diff)
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clone: factor out HEAD update code
While at it, update the comment at "if (remote_head)" Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/clone.c')
-rw-r--r--builtin/clone.c41
1 files changed, 24 insertions, 17 deletions
diff --git a/builtin/clone.c b/builtin/clone.c
index 98e3542..3b68014 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -486,6 +486,29 @@ static void write_followtags(const struct ref *refs, const char *msg)
}
}
+static void update_head(const struct ref *our, const struct ref *remote,
+ const char *msg)
+{
+ if (our) {
+ /* Local default branch link */
+ create_symref("HEAD", our->name, NULL);
+ if (!option_bare) {
+ const char *head = skip_prefix(our->name, "refs/heads/");
+ update_ref(msg, "HEAD", our->old_sha1, NULL, 0, DIE_ON_ERR);
+ install_branch_config(0, head, option_origin, our->name);
+ }
+ } else if (remote) {
+ /*
+ * We know remote HEAD points to a non-branch, or
+ * HEAD points to a branch but we don't know which one, or
+ * we asked for a specific branch but it did not exist.
+ * Detach HEAD in all these cases.
+ */
+ update_ref(msg, "HEAD", remote->old_sha1,
+ NULL, REF_NODEREF, DIE_ON_ERR);
+ }
+}
+
static int checkout(void)
{
unsigned char sha1[20];
@@ -807,23 +830,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
reflog_msg.buf);
}
- if (our_head_points_at) {
- /* Local default branch link */
- create_symref("HEAD", our_head_points_at->name, NULL);
- if (!option_bare) {
- const char *head = skip_prefix(our_head_points_at->name,
- "refs/heads/");
- update_ref(reflog_msg.buf, "HEAD",
- our_head_points_at->old_sha1,
- NULL, 0, DIE_ON_ERR);
- install_branch_config(0, head, option_origin,
- our_head_points_at->name);
- }
- } else if (remote_head) {
- /* Source had detached HEAD pointing somewhere. */
- update_ref(reflog_msg.buf, "HEAD", remote_head->old_sha1,
- NULL, REF_NODEREF, DIE_ON_ERR);
- }
+ update_head(our_head_points_at, remote_head, reflog_msg.buf);
if (transport) {
transport_unlock_pack(transport);