libbb/bb_make_directory() workaround mkdir(".")

1 files changed, 12 insertions, 0 deletions

diff --git a/libbb/make_directory.c b/libbb/make_directory.c
index b8da09901..9d7323129 100644
--- a/libbb/make_directory.c
+++ b/libbb/make_directory.c
@@ -34,6 +34,18 @@ int bb_make_directory (char *path, long mode, int flags)
         char c;
         struct stat st;
 
+#ifdef __MINGW32__
+        /*
+         * If you are in root directory of a drive
+         * you cannot just mkdir "."
+         *
+         * This is caused by unzip.c:unzip_create_leading_dirs()
+         * where dirname() may return "."
+         */
+        if (!strcmp(path, "."))
+                return 0;
+#endif
+
         mask = umask(0);
         if (mode == -1) {
                 umask(mask);