[gconf] Fix key writability when key does not exist

[Matthias Clasen <matthiasc src gnome org>]

commit 1573fded60055196b5d9fbd068f69a8cc7e2416b
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Apr 22 20:20:36 2010 -0400

     Fix key writability when key does not exist
    
    If a key does not exist, it should be marked as writable, otherwise
    widget will end up unsensitive when g_settings_bind*() is used.
    
    Bug 616307.

 gsettings/gconfsettingsbackend.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gsettings/gconfsettingsbackend.c b/gsettings/gconfsettingsbackend.c
index e76a3a3..77e8df8 100644
--- a/gsettings/gconfsettingsbackend.c
+++ b/gsettings/gconfsettingsbackend.c
@@ -799,12 +799,19 @@ gconf_settings_backend_get_writable (GSettingsBackend *backend,
                                      const gchar      *name)
 {
   GConfSettingsBackend *gconf = GCONF_SETTINGS_BACKEND (backend);
+  GConfValue *value;
 
   /* We don't support checking writabality for a whole subpath, so we just say
    * it's not writable in such a case. */
   if (name[strlen(name) - 1] == '/')
     return FALSE;
 
+  value = gconf_client_get (gconf->priv->client, name, NULL);
+  if (value == NULL)
+    return TRUE;
+  else
+    gconf_value_free (value);
+
   return gconf_client_key_is_writable (gconf->priv->client, name, NULL);
 }