[PATCH 3/8] checkout: use add_pending_{object,sha1} in orphan check

[René Scharfe <rene.scharfe@xxxxxxxxxxxxxx>]

Instead of building a list of textual arguments for setup_revisions, use
add_pending_object and add_pending_sha1 to queue the objects directly.
This is both faster and simpler.

Signed-off-by: Rene Scharfe <rene.scharfe@xxxxxxxxxxxxxx>
---
 builtin/checkout.c |   39 ++++++++++++---------------------------
 1 files changed, 12 insertions(+), 27 deletions(-)

diff --git a/builtin/checkout.c b/builtin/checkout.c
index 5e356a6..84e0cdc 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -588,24 +588,11 @@ static void update_refs_for_switch(struct checkout_opts *opts,
 		report_tracking(new);
 }
 
-struct rev_list_args {
-	int argc;
-	int alloc;
-	const char **argv;
-};
-
-static void add_one_rev_list_arg(struct rev_list_args *args, const char *s)
-{
-	ALLOC_GROW(args->argv, args->argc + 1, args->alloc);
-	args->argv[args->argc++] = s;
-}
-
-static int add_one_ref_to_rev_list_arg(const char *refname,
-				       const unsigned char *sha1,
-				       int flags,
-				       void *cb_data)
+static int add_pending_uninteresting_ref(const char *refname,
+					 const unsigned char *sha1,
+					 int flags, void *cb_data)
 {
-	add_one_rev_list_arg(cb_data, refname);
+	add_pending_sha1(cb_data, refname, sha1, flags | UNINTERESTING);
 	return 0;
 }
 
@@ -685,19 +672,17 @@ static void suggest_reattach(struct commit *commit, struct rev_info *revs)
  */
 static void orphaned_commit_warning(struct commit *commit)
 {
-	struct rev_list_args args = { 0, 0, NULL };
 	struct rev_info revs;
-
-	add_one_rev_list_arg(&args, "(internal)");
-	add_one_rev_list_arg(&args, sha1_to_hex(commit->object.sha1));
-	add_one_rev_list_arg(&args, "--not");
-	for_each_ref(add_one_ref_to_rev_list_arg, &args);
-	add_one_rev_list_arg(&args, "--");
-	add_one_rev_list_arg(&args, NULL);
+	struct object *object = &commit->object;
 
 	init_revisions(&revs, NULL);
-	if (setup_revisions(args.argc - 1, args.argv, &revs, NULL) != 1)
-		die(_("internal error: only -- alone should have been left"));
+	setup_revisions(0, NULL, &revs, NULL);
+
+	object->flags &= ~UNINTERESTING;
+	add_pending_object(&revs, object, sha1_to_hex(object->sha1));
+
+	for_each_ref(add_pending_uninteresting_ref, &revs);
+
 	if (prepare_revision_walk(&revs))
 		die(_("internal error in revision walk"));
 	if (!(commit->object.flags & UNINTERESTING))
-- 
1.7.7
--
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