get_ref_dir(): return early if directory cannot be read

diff --git a/transport.h b/transport.h
index efb19688692b5f1be4fc085cc36d737ace2df417..b866c126e695810131cdab537b8b994c0c32e14e 100644 (file)
--- a/transport.h
+++ b/transport.h
@@ -101,6 +101,9 @@ struct transport {
 #define TRANSPORT_PUSH_MIRROR 8
 #define TRANSPORT_PUSH_PORCELAIN 16
 #define TRANSPORT_PUSH_SET_UPSTREAM 32
+#define TRANSPORT_RECURSE_SUBMODULES_CHECK 64
+#define TRANSPORT_PUSH_PRUNE 128
+#define TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND 256
 
 #define TRANSPORT_SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3)
 
@@ -136,6 +139,8 @@ int transport_set_option(struct transport *transport, const char *name,
 void transport_set_verbosity(struct transport *transport, int verbosity,
        int force_progress);
 
+#define NON_FF_HEAD 1
+#define NON_FF_OTHER 2
 int transport_push(struct transport *connection,
                   int refspec_nr, const char **refspec, int flags,
                   int * nonfastforward);
@@ -167,6 +172,6 @@ void transport_print_push_status(const char *dest, struct ref *refs,
                  int verbose, int porcelain, int *nonfastforward);
 
 typedef void alternate_ref_fn(const struct ref *, void *);
-extern int refs_from_alternate_cb(struct alternate_object_database *e, void *cb);
+extern void for_each_alternate_ref(alternate_ref_fn, void *);
 
 #endif