Index: BaseDirectory.py
===================================================================
RCS file: /cvs/pyxdg/pyxdg/xdg/BaseDirectory.py,v
retrieving revision 1.8
diff -u -8 -p -r1.8 BaseDirectory.py
--- BaseDirectory.py	2 Mar 2008 13:58:08 -0000	1.8
+++ BaseDirectory.py	6 Feb 2010 19:29:50 -0000
@@ -42,16 +42,28 @@ xdg_config_dirs = [xdg_config_home] + \
     os.environ.get('XDG_CONFIG_DIRS', '/etc/xdg').split(':')
 
 xdg_cache_home = os.environ.get('XDG_CACHE_HOME',
             os.path.join(_home, '.cache'))
 
 xdg_data_dirs = filter(lambda x: x, xdg_data_dirs)
 xdg_config_dirs = filter(lambda x: x, xdg_config_dirs)
 
+def save_cache_path(*resource):
+    """Ensure $XDG_CACHE_HOME/<resource>/ exists, and return its path.
+    'resource' is the name of some shared resource. Use this when updating
+    a shared (between programs) database. Use the xdg_cache_home variable
+    for loading."""
+    resource = os.path.join(*resource)
+    assert not resource.startswith('/')
+    path = os.path.join(xdg_cache_home, resource)
+    if not os.path.isdir(path):
+        os.makedirs(path)
+    return path
+
 def save_config_path(*resource):
     """Ensure $XDG_CONFIG_HOME/<resource>/ exists, and return its path.
     'resource' should normally be the name of your application. Use this
     when SAVING configuration settings. Use the xdg_config_dirs variable
     for loading."""
     resource = os.path.join(*resource)
     assert not resource.startswith('/')
     path = os.path.join(xdg_config_home, resource)