Refactor submodule push check to use string list instead of integer

diff --git a/transport.c b/transport.c
index 72a9c292e5bcf00b226de6682656a5390e5c6ca2..abde8f60d318bdc1b8061ef8027f38d1cd34d182 100644 (file)
--- a/transport.c
+++ b/transport.c
@@ -11,6 +11,7 @@
 #include "branch.h"
 #include "url.h"
 #include "submodule.h"
+#include "string-list.h"
 
 /* rsync support */
 
@@ -163,7 +164,7 @@ static void set_upstreams(struct transport *transport, struct ref *refs,
                /* Follow symbolic refs (mainly for HEAD). */
                localname = ref->peer_ref->name;
                remotename = ref->name;
-               tmp = resolve_ref(localname, sha, 1, &flag);
+               tmp = resolve_ref_unsafe(localname, sha, 1, &flag);
                if (tmp && flag & REF_ISSYMREF &&
                        !prefixcmp(tmp, "refs/heads/"))
                        localname = tmp;
@@ -1000,6 +1001,20 @@ void transport_set_verbosity(struct transport *transport, int verbosity,
        transport->progress = force_progress || (verbosity >= 0 && isatty(2));
 }
 
+static void die_with_unpushed_submodules(struct string_list *needs_pushing)
+{
+       int i;
+
+       fprintf(stderr, "The following submodule paths contain changes that can\n"
+                       "not be found on any remote:\n");
+       for (i = 0; i < needs_pushing->nr; i++)
+               printf("  %s\n", needs_pushing->items[i].string);
+
+       string_list_clear(needs_pushing, 0);
+
+       die("Aborting.");
+}
+
 int transport_push(struct transport *transport,
                   int refspec_nr, const char **refspec, int flags,
                   int *nonfastforward)
@@ -1040,10 +1055,15 @@ int transport_push(struct transport *transport,
 
                if ((flags & TRANSPORT_RECURSE_SUBMODULES_CHECK) && !is_bare_repository()) {
                        struct ref *ref = remote_refs;
+                       struct string_list needs_pushing;
+
+                       memset(&needs_pushing, 0, sizeof(struct string_list));
+                       needs_pushing.strdup_strings = 1;
                        for (; ref; ref = ref->next)
                                if (!is_null_sha1(ref->new_sha1) &&
-                                   check_submodule_needs_pushing(ref->new_sha1,transport->remote->name))
-                                       die("There are unpushed submodules, aborting.");
+                                   find_unpushed_submodules(ref->new_sha1,
+                                           transport->remote->name, &needs_pushing))
+                                       die_with_unpushed_submodules(&needs_pushing);
                }
 
                push_ret = transport->push_refs(transport, remote_refs, flags);