Make gcl change in a read-only checkout a warning....

gcl.py

 #!/usr/bin/python
 # Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Wrapper script around Rietveld's upload.py that groups files into
 changelists."""
 
 import getpass
 import os
@@ skipping 982 matching lines @@
 
 def Change(change_info, args):
   """Creates/edits a changelist."""
   silent = FilterFlag(args, "--silent")
 
   # Verify the user is running the change command from a read-write checkout.
   svn_info = gclient_scm.CaptureSVNInfo('.')
   if not svn_info:
     ErrorExit("Current checkout is unversioned.  Please retry with a versioned "
               "directory.")
-  if (svn_info.get('URL', '').startswith('http:') and
-      not FilterFlag(args, "--force")):
-    ErrorExit("This is a read-only checkout.  Retry in a read-write checkout "
-              "or use --force to override.")
 
   if (len(args) == 1):
     filename = args[0]
     f = open(filename, 'rU')
     override_description = f.read()
     f.close()
   else:
     override_description = None
       
   if change_info.issue:
@@ skipping 69 matching lines @@
       break
     status = line[:7]
     filename = line[7:]
     new_cl_files.append((status, filename))
 
   if (not len(change_info._files)) and (not change_info.issue) and \
       (not len(new_description) and (not new_cl_files)):
     ErrorExit("Empty changelist not saved")
 
   change_info._files = new_cl_files
+  change_info.Save()
+  if svn_info.get('URL', '').startswith('http:'):
+    Warn("WARNING: Creating CL in a read-only checkout.  You will not be "
+         "able to commit it!")
 
-  change_info.Save()
   print change_info.name + " changelist saved."
   if change_info.MissingTests():
     Warn("WARNING: " + MISSING_TEST_MSG)
 
 # Valid extensions for files we want to lint.
 DEFAULT_LINT_REGEX = r"(.*\.cpp|.*\.cc|.*\.h)"
 DEFAULT_LINT_IGNORE_REGEX = r""
 
 def Lint(change_info, args):
   """Runs cpplint.py on all the files in |change_info|"""
@@ skipping 187 matching lines @@
       return 0
     args =["svn", command]
     root = GetRepositoryRoot()
     args.extend([os.path.join(root, x) for x in change_info.GetFileNames()])
     RunShell(args, True)
   return 0
 
 
 if __name__ == "__main__":
   sys.exit(main())