Implement the rmdir_or_warn function

This patch implements an rmdir_or_warn function (like unlink_or_warn
but for directories) that uses the generalised warning code in
warn_if_unremovable.

Signed-off-by: Peter Collingbourne <peter@pcc.me.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/wrapper.c b/wrapper.c
index 0bbff56..4017bff 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -328,3 +328,8 @@ int unlink_or_warn(const char *file)
 {
 	return warn_if_unremovable("unlink", file, unlink(file));
 }
+
+int rmdir_or_warn(const char *file)
+{
+	return warn_if_unremovable("rmdir", file, rmdir(file));
+}