[gobject-introspection] Ignore errors caused by permissions in $HOME

[Johan Dahlin <johan src gnome org>]

commit 8486bc107587f3884306252c4d97cb2d55c6d8b6
Author: Josselin Mouette <joss malsain org>
Date:   Wed Dec 2 10:50:29 2009 -0200

    Ignore errors caused by permissions in $HOME
    
    https://bugzilla.gnome.org/show_bug.cgi?id=596960

 giscanner/cachestore.py |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/giscanner/cachestore.py b/giscanner/cachestore.py
index 9ecde26..e127dda 100644
--- a/giscanner/cachestore.py
+++ b/giscanner/cachestore.py
@@ -35,7 +35,10 @@ def _get_cachedir():
 
     cachedir = os.path.join(homedir, '.cache')
     if not os.path.exists(cachedir):
-        os.mkdir(cachedir, 0755)
+        try:
+            os.mkdir(cachedir, 0755)
+        except OSError:
+            return None
 
     scannerdir = os.path.join(cachedir, 'g-ir-scanner')
     if not os.path.exists(scannerdir):