fix some crashes during settings wizard

[vuplus_dvbapp] / lib / python / Tools / Directories.py

diff --git a/lib/python/Tools/Directories.py b/lib/python/Tools/Directories.py
index 8e4d004..f0ef0de 100755 (executable)
--- a/lib/python/Tools/Directories.py
+++ b/lib/python/Tools/Directories.py
@@ -118,7 +118,11 @@ def resolveFilename(scope, base = "", path_prefix = None):
 
        if flags == PATH_CREATE:
                if not pathExists(path):
-                       mkdir(path)
+                       try:
+                               mkdir(path)
+                       except OSError:
+                               print "resolveFilename: Couldn't create %s" % path
+                               return None
 
        fallbackPath = fallbackPaths.get(scope)
 
@@ -224,12 +228,13 @@ def InitFallbackFiles():
 # returns a list of tuples containing pathname and filename matching the given pattern
 # example-pattern: match all txt-files: ".*\.txt$"
 def crawlDirectory(directory, pattern):
-       expression = compile(pattern)
        list = []
-       for root, dirs, files in walk(directory):
-               for file in files:
-                       if expression.match(file) is not None:
-                               list.append((root, file))
+       if directory:
+               expression = compile(pattern)
+               for root, dirs, files in walk(directory):
+                       for file in files:
+                               if expression.match(file) is not None:
+                                       list.append((root, file))
        return list
 
 def copyfile(src, dst):