Add -depth support.

The resulting order is fairly weird, as files are still returned in
breadth-first order, but directories are returned in a backwards order
based on when their reference counts drop to zero.  But it's good enough
for -delete support.

1 files changed, 3 insertions, 0 deletions

diff --git a/bfs.c b/bfs.c
index 7090817..986c895 100644
--- a/bfs.c
+++ b/bfs.c
@@ -450,6 +450,9 @@ static expression *parse_literal(parser_state *state) {
 	} else if (strcmp(arg, "-nocolor") == 0) {
 		state->cl->color = false;
 		return new_option(state);
+	} else if (strcmp(arg, "-depth") == 0) {
+		state->cl->flags |= BFTW_DEPTH;
+		return new_option(state);
 	} else if (strcmp(arg, "-false") == 0) {
 		return new_test(state, eval_false);
 	} else if (strcmp(arg, "-hidden") == 0) {