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clone.c: move more code into the "if (refs)" conditional

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The bahavior of a bunch of code before the "if (refs)" statement also
depends on whether refs is set, so make the logic clearer by shifting
this code into the if statement.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Michael Haggerty 2012-02-11 07:20:56 +01:00 committed by Junio C Hamano
parent acede2ebc9
commit 5b05795c4c
1 changed files with 21 additions and 20 deletions
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41
builtin/clone.c
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@ -813,28 +813,28 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
}
refs = transport_get_remote_refs(transport);
mapped_refs = refs ? wanted_peer_refs(refs, refspec) : NULL;
/*
* transport_get_remote_refs() may return refs with null sha-1
* in mapped_refs (see struct transport->get_refs_list
* comment). In that case we need fetch it early because
* remote_head code below relies on it.
*
* for normal clones, transport_get_remote_refs() should
* return reliable ref set, we can delay cloning until after
* remote HEAD check.
*/
for (ref = refs; ref; ref = ref->next)
if (is_null_sha1(ref->old_sha1)) {
complete_refs_before_fetch = 0;
break;
}
if (!is_local && !complete_refs_before_fetch && refs)
transport_fetch_refs(transport, mapped_refs);
if (refs) {
mapped_refs = wanted_peer_refs(refs, refspec);
/*
* transport_get_remote_refs() may return refs with null sha-1
* in mapped_refs (see struct transport->get_refs_list
* comment). In that case we need fetch it early because
* remote_head code below relies on it.
*
* for normal clones, transport_get_remote_refs() should
* return reliable ref set, we can delay cloning until after
* remote HEAD check.
*/
for (ref = refs; ref; ref = ref->next)
if (is_null_sha1(ref->old_sha1)) {
complete_refs_before_fetch = 0;
break;
}
if (!is_local && !complete_refs_before_fetch)
transport_fetch_refs(transport, mapped_refs);
remote_head = find_ref_by_name(refs, "HEAD");
remote_head_points_at =
guess_remote_head(remote_head, mapped_refs, 0);
@ -852,6 +852,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
}
else {
warning(_("You appear to have cloned an empty repository."));
mapped_refs = NULL;
our_head_points_at = NULL;
remote_head_points_at = NULL;
remote_head = NULL;