[git commit] find: support "find . -delete" idiom - do not try rmdir(".")

[Denys Vlasenko]

commit: http://git.busybox.net/busybox/commit/?id=8c0708a329618b20089eb9cedbe06522dd25d9be
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 findutils/find.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/findutils/find.c b/findutils/find.c
index f72cad7..bd7ccc3 100644
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -768,7 +768,10 @@ ACTF(delete)
 {
 	int rc;
 	if (S_ISDIR(statbuf->st_mode)) {
-		rc = rmdir(fileName);
+		/* "find . -delete" skips rmdir(".") */
+		rc = 0;
+		if (NOT_LONE_CHAR(fileName, '.'))
+			rc = rmdir(fileName);
 	} else {
 		rc = unlink(fileName);
 	}