+def edit_message(msg):
+ fname = '.stgitmail.txt'
+
+ # create the initial file
+ f = file(fname, 'w')
+ f.write(msg)
+ f.close()
+
+ # the editor
+ if config.has_option('stgit', 'editor'):
+ editor = config.get('stgit', 'editor')
+ elif 'EDITOR' in os.environ:
+ editor = os.environ['EDITOR']
+ else:
+ editor = 'vi'
+ editor += ' %s' % fname
+
+ print 'Invoking the editor: "%s"...' % editor,
+ sys.stdout.flush()
+ print 'done (exit code: %d)' % os.system(editor)
+
+ # read the message back
+ f = file(fname)
+ msg = f.read()
+ f.close()
+
+ return msg
+