git-branch -D: make it work even when on a yet-to-be-born branch

diff --git a/list-objects.c b/list-objects.c
index adaf9979e643d579488ac71c884a98fa39482ebb..f1fa21c3978f32882b6aac68c32d33ead6f8f1ff 100644 (file)
--- a/list-objects.c
+++ b/list-objects.c
@@ -66,6 +66,39 @@ static void process_tree(struct rev_info *revs,
        tree->buffer = NULL;
 }
 
+static void mark_edge_parents_uninteresting(struct commit *commit,
+                                           struct rev_info *revs,
+                                           show_edge_fn show_edge)
+{
+       struct commit_list *parents;
+
+       for (parents = commit->parents; parents; parents = parents->next) {
+               struct commit *parent = parents->item;
+               if (!(parent->object.flags & UNINTERESTING))
+                       continue;
+               mark_tree_uninteresting(parent->tree);
+               if (revs->edge_hint && !(parent->object.flags & SHOWN)) {
+                       parent->object.flags |= SHOWN;
+                       show_edge(parent);
+               }
+       }
+}
+
+void mark_edges_uninteresting(struct commit_list *list,
+                             struct rev_info *revs,
+                             show_edge_fn show_edge)
+{
+       for ( ; list; list = list->next) {
+               struct commit *commit = list->item;
+
+               if (commit->object.flags & UNINTERESTING) {
+                       mark_tree_uninteresting(commit->tree);
+                       continue;
+               }
+               mark_edge_parents_uninteresting(commit, revs, show_edge);
+       }
+}
+
 void traverse_commit_list(struct rev_info *revs,
                          void (*show_commit)(struct commit *),
                          void (*show_object)(struct object_array_entry *))