eval: Irregular files aren't empty

GNU find's -empty returns false for devices, sockets, etc., even though
their st_size is 0.  Match that behaviour.

1 files changed, 1 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index 23c7b1b..010fef9 100644
--- a/eval.c
+++ b/eval.c
@@ -433,7 +433,7 @@ bool eval_empty(const struct expr *expr, struct eval_state *state) {
 		}
 
 		closedir(dir);
-	} else {
+	} else if (ftwbuf->typeflag == BFTW_REG) {
 		const struct bfs_stat *statbuf = eval_stat(state);
 		if (statbuf) {
 			ret = statbuf->size == 0;