Fix makedirs (#320)

* fix for makedirs race condition

* changelog

Author: willmcgugan

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Fixed
 
 - Restored fs.path import
+- Fixed potential race condition in makedirs. Fixes [#310](https://github.com/PyFilesystem/pyfilesystem2/issues/310)
 
 ### Changed
 

fs/base.py

@@ -1067,10 +1067,13 @@ def makedirs(
         with self._lock:
             dir_paths = tools.get_intermediate_dirs(self, path)
             for dir_path in dir_paths:
-                self.makedir(dir_path, permissions=permissions)
-
+                try:
+                    self.makedir(dir_path, permissions=permissions)
+                except errors.DirectoryExists:
+                    if not recreate:
+                        raise
             try:
-                self.makedir(path)
+                self.makedir(path, permissions=permissions)
             except errors.DirectoryExists:
                 if not recreate:
                     raise