From: Josh Blum <josh@joshknows.com>
Date: Wed, 3 Mar 2010 18:00:27 +0000 (-0800)
Subject: If the directory is read-only, use the systems tmp directory for generated py files.
X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=e259d4d2eeb0b152e1e042333a8b36e07f5ad094;hp=b811e8749dcd7c96f1af2d98caba403e50c1602b;p=debian%2Fgnuradio

If the directory is read-only, use the systems tmp directory for generated py files.
---

diff --git a/grc/python/Generator.py b/grc/python/Generator.py
index ed799571..6c702544 100644
--- a/grc/python/Generator.py
+++ b/grc/python/Generator.py
@@ -1,5 +1,5 @@
 """
-Copyright 2008, 2009 Free Software Foundation, Inc.
+Copyright 2008, 2009, 2010 Free Software Foundation, Inc.
 This file is part of GNU Radio
 
 GNU Radio Companion is free software; you can redistribute it and/or
@@ -19,6 +19,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 
 import os
 import subprocess
+import tempfile
 from Cheetah.Template import Template
 import expr_utils
 from Constants import \
@@ -45,6 +46,10 @@ class Generator(object):
 		else:
 			self._mode = TOP_BLOCK_FILE_MODE
 			dirname = os.path.dirname(file_path)
+			#handle the case where the directory is read-only
+			#in this case, use the system's temp directory
+			if not os.access('dirname', os.W_OK):
+				dirname = tempfile.gettempdir()
 		filename = self._flow_graph.get_option('id') + '.py'
 		self._file_path = os.path.join(dirname, filename)