Make sure subprocess calls don`t ignore result codes indicating errors. Fix JS docs generation whil…

sitescripts/subscriptions/bin/updateSubscriptionDownloadsCVS.py

 # coding: utf-8
 
 # This file is part of the Adblock Plus web scripts,
 # Copyright (C) 2006-2013 Eyeo GmbH
 #
 # Adblock Plus is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 3 as
 # published by the Free Software Foundation.
 #
 # Adblock Plus is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
 
 import os, re, subprocess, tempfile, shutil
 from sitescripts.utils import get_config, setupStderr
 
 if __name__ == '__main__':
   setupStderr()
 
   source = get_config().get('subscriptionDownloads', 'outdir')
   cvsroot = get_config().get('subscriptionDownloads', 'cvsroot')
   cvsdir = get_config().get('subscriptionDownloads', 'cvsdir')
   dest = tempfile.mkdtemp()
   try:
     os.chdir(os.path.dirname(dest))   # Yes, CVS sucks
-    subprocess.Popen(['cvs', '-Q', '-d', cvsroot, 'checkout', '-d', os.path.basename(dest), cvsdir]).communicate()
+    subprocess.check_call(['cvs', '-Q', '-d', cvsroot, 'checkout', '-d', os.path.basename(dest), cvsdir])
     os.chdir(dest)
-    (result, dummy) = subprocess.Popen(['rsync', '-a', '--delete', '--out-format=%o %n', '--exclude=CVS', source + '/', dest], stdout=subprocess.PIPE).communicate()
+    result = subprocess.check_output(['rsync', '-a', '--delete', '--out-format=%o %n', '--exclude=CVS', source + '/', dest])
     for line in result.split('\n'):
       match = re.search(r'^(\S+)\s+(.*)', line)
       if match and match.group(1) == 'send':
-        subprocess.Popen(['cvs', '-Q', 'add', match.group(2)]).communicate()
+        subprocess.check_call(['cvs', '-Q', 'add', match.group(2)])
       elif match and match.group(1) == 'del.':
-        subprocess.Popen(['cvs', '-Q', 'remove', match.group(2)]).communicate()
-    subprocess.Popen(['cvs', '-Q', 'commit', '-m', 'Uploading subscription updates'], stdout=subprocess.PIPE).communicate()
+        subprocess.check_call(['cvs', '-Q', 'remove', match.group(2)])
+    subprocess.check_call(['cvs', '-Q', 'commit', '-m', 'Uploading subscription updates'])
   finally:
     if os.path.exists(dest):
       shutil.rmtree(dest, True)