gitweb: check if-modified-since for feeds

diff --git a/builtin-clone.c b/builtin-clone.c
index f7e5a7b0a060c15432162fefc2e0ff89baf451b0..1e9c9aa8446370070d56126ad851701c4c418de0 100644 (file)
--- a/builtin-clone.c
+++ b/builtin-clone.c
@@ -522,14 +522,23 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                                             option_upload_pack);
 
                refs = transport_get_remote_refs(transport);
-               transport_fetch_refs(transport, refs);
+               if(refs)
+                       transport_fetch_refs(transport, refs);
        }
 
-       clear_extra_refs();
+       if (refs) {
+               clear_extra_refs();
 
-       mapped_refs = write_remote_refs(refs, &refspec, reflog_msg.buf);
+               mapped_refs = write_remote_refs(refs, &refspec, reflog_msg.buf);
 
-       head_points_at = locate_head(refs, mapped_refs, &remote_head);
+               head_points_at = locate_head(refs, mapped_refs, &remote_head);
+       }
+       else {
+               warning("You appear to have cloned an empty repository.");
+               head_points_at = NULL;
+               remote_head = NULL;
+               option_no_checkout = 1;
+       }
 
        if (head_points_at) {
                /* Local default branch link */