Add an init method for standarddir.

This is another preparation for #19 and #20.

qutebrowser/app.py

@@ -133,6 +133,8 @@ class Application(QApplication):
         readline_bridge = readline.ReadlineBridge()
         objreg.register('readline-bridge', readline_bridge)
 
+        log.init.debug("Initializing directories...")
+        standarddir.init()
         log.init.debug("Initializing config...")
         config.init(self._args)
         log.init.debug("Initializing crashlog...")

qutebrowser/config/config.py

@@ -501,8 +501,6 @@ class ConfigManager(QObject):
         """Save the config file."""
         if self._configdir is None:
             return
-        if not os.path.exists(self._configdir):
-            os.makedirs(self._configdir, 0o755)
         configfile = os.path.join(self._configdir, self._fname)
         log.destroy.debug("Saving config to {}".format(configfile))
         with open(configfile, 'w', encoding='utf-8') as f:

qutebrowser/utils/standarddir.py

@@ -104,3 +104,11 @@ def get(typ, args=None):
     if not os.path.exists(path):
         os.makedirs(path)
     return path
+
+
+def init():
+    """Initialize all config dirs."""
+    configdir = get(QStandardPaths.ConfigLocation)
+    if configdir is not None and not os.path.exists(configdir):
+        # FIXME
+        os.makedirs(configdir, 0o755)