X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=rev-list.c;h=fdb531caf6db4944f0612258697670eb00bc55ce;hb=6aa33f4035d547ac2bd629b1cfd9c46262809d73;hp=0dd45129e6678415f6578b4fc4a1234c6035fc77;hpb=960cea2dd108b425fdc4470b48f5eb02963a9be9;p=git.git

diff --git a/rev-list.c b/rev-list.c
index 0dd45129..fdb531ca 100644
--- a/rev-list.c
+++ b/rev-list.c
@@ -203,6 +203,8 @@ static void mark_tree_uninteresting(struct tree *tree)
 	if (obj->flags & UNINTERESTING)
 		return;
 	obj->flags |= UNINTERESTING;
+	if (!has_sha1_file(obj->sha1))
+		return;
 	if (parse_tree(tree) < 0)
 		die("bad tree %s", sha1_to_hex(obj->sha1));
 	entry = tree->entries;
@@ -224,6 +226,17 @@ static void mark_parents_uninteresting(struct commit *commit)
 	while (parents) {
 		struct commit *commit = parents->item;
 		commit->object.flags |= UNINTERESTING;
+
+		/*
+		 * A missing commit is ok iff its parent is marked 
+		 * uninteresting.
+		 *
+		 * We just mark such a thing parsed, so that when
+		 * it is popped next time around, we won't be trying
+		 * to parse it and get an error.
+		 */
+		if (!has_sha1_file(commit->object.sha1))
+			commit->object.parsed = 1;
 		parents = parents->next;
 	}
 }
@@ -354,12 +367,12 @@ static struct commit *get_commit_reference(const char *name, unsigned int flags)
 	/*
 	 * Tag object? Look what it points to..
 	 */
-	if (object->type == tag_type) {
+	while (object->type == tag_type) {
 		struct tag *tag = (struct tag *) object;
 		object->flags |= flags;
 		if (tag_objects && !(object->flags & UNINTERESTING))
 			add_pending_object(object, tag->tag);
-		object = tag->tagged;
+		object = parse_object(tag->tagged->sha1);
 	}
 
 	/*
@@ -371,6 +384,8 @@ static struct commit *get_commit_reference(const char *name, unsigned int flags)
 		object->flags |= flags;
 		if (parse_commit(commit) < 0)
 			die("unable to parse commit %s", name);
+		if (flags & UNINTERESTING)
+			mark_parents_uninteresting(commit);
 		return commit;
 	}
 
@@ -410,10 +425,8 @@ static struct commit *get_commit_reference(const char *name, unsigned int flags)
 int main(int argc, char **argv)
 {
 	struct commit_list *list = NULL;
-	struct commit_list *(*insert)(struct commit *, struct commit_list **);
 	int i, limited = 0;
 
-	insert = insert_by_date;
 	for (i = 1 ; i < argc; i++) {
 		int flags;
 		char *arg = argv[i];
@@ -463,7 +476,6 @@ int main(int argc, char **argv)
 		}
 		if (!strcmp(arg, "--merge-order")) {
 		        merge_order = 1;
-		        insert = commit_list_insert;
 			continue;
 		}
 		if (!strcmp(arg, "--show-breaks")) {
@@ -490,10 +502,11 @@ int main(int argc, char **argv)
 		if (commit->object.flags & SEEN)
 			continue;
 		commit->object.flags |= SEEN;
-		insert(commit, &list);
+		commit_list_insert(commit, &list);
 	}
 
 	if (!merge_order) {		
+		sort_by_date(&list);
 	        if (limited)
 			list = limit_list(list);
 		if (topo_order)