From 3fde6ce161db5293a302ef5b839483065526c3b5 Mon Sep 17 00:00:00 2001
From: Nebuleon Fumika <nebuleon.fumika@gmail.com>
Date: Sun, 19 Jun 2016 19:58:02 +0000
Subject: [PATCH] Set errno to ENOTEMPTY when removing a non-empty directory

The value that was previously set, EPERM, implies that the user didn't
have the (write) permission to remove the directory.
---
 source/fatdir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/fatdir.c b/source/fatdir.c
index fe0e781..435d85b 100644
--- a/source/fatdir.c
+++ b/source/fatdir.c
@@ -136,7 +136,7 @@ int _FAT_unlink_r (struct _reent *r, const char *path) {
 			if (!_FAT_directory_isDot (&dirContents)) {
 				// The directory had something in it that isn't a reference to itself or it's parent
 				_FAT_unlock(&partition->lock);
-				r->_errno = EPERM;
+				r->_errno = ENOTEMPTY;
 				return -1;
 			}
 			nextEntry = _FAT_directory_getNextEntry (partition, &dirContents);