- Fix the snapshot generation python script to return an error code when snapshot generation fail...

tools/create_snapshot_file.py

Index: tools/create_snapshot_file.py
===================================================================
--- tools/create_snapshot_file.py	(revision 1129)
+++ tools/create_snapshot_file.py	(working copy)
@@ -96,7 +96,14 @@
     command = [ options.executable, snapshot_argument ] + scripts
   if options.verbose:
     print ' '.join(command)
-  subprocess.call(command)
+  pipe = subprocess.Popen(command,
+                          stdout=subprocess.PIPE,
+                          stderr=subprocess.PIPE)
+  out, error = pipe.communicate()
+  if (pipe.returncode != 0):
+    print out, error
+    print "Snapshot generation failed"
+    return -1
 
   if not makeFile(options.output, options.input_cc, options.output_bin):
     return -1