+
+def make_sign_options():
+ def callback(option, opt_str, value, parser, sign_str):
+ if parser.values.sign_str not in [None, sign_str]:
+ raise optparse.OptionValueError(
+ '--ack and --sign were both specified')
+ parser.values.sign_str = sign_str
+ return [optparse.make_option('--sign', action = 'callback',
+ callback = callback, dest = 'sign_str',
+ callback_args = ('Signed-off-by',),
+ help = 'add Signed-off-by line'),
+ optparse.make_option('--ack', action = 'callback',
+ callback = callback, dest = 'sign_str',
+ callback_args = ('Acked-by',),
+ help = 'add Acked-by line')]
+
+def add_sign_line(desc, sign_str, name, email):
+ if not sign_str:
+ return desc
+ sign_str = '%s: %s <%s>' % (sign_str, name, email)
+ if sign_str in desc:
+ return desc
+ desc = desc.rstrip()
+ if not any(s in desc for s in ['\nSigned-off-by:', '\nAcked-by:']):
+ desc = desc + '\n'
+ return '%s\n%s\n' % (desc, sign_str)