def call(self):
if not len(self.args):
self.write('printf: usage: printf [-v var] format [arguments]\n')
else:
if '-v' not in self.args and len(self.args) < 2:
# replace r'\\x' with r'\x'
s = ''.join(self.args[0]).replace('\\\\x', '\\x')
# replace single character escape \x0 with \x00
s = re.sub(r'(?<=\\)x([0-9a-fA-F])(?=\\|\"|\'|\s|$)', r'x0\g<1>', s)
# strip single and double quotes
s = s.strip('\"\'')
# if the string ends with \c escape, strip it
if s.endswith('\\c'):
s = s[:-2]
self.write(codecs.escape_devode(s)[0])
def call(self):
if not len(self.args):
self.write('printf: usage: printf [-v var] format [arguments]\n')
else:
if '-v' not in self.args and len(self.args) < 2:
# replace r'\\x' with r'\x'
s = ''.join(self.args[0]).replace('\\\\x', '\\x')
# replace single character escape \x0 with \x00
s = re.sub(r'(?<=\\)x([0-9a-fA-F])(?=\\|\"|\'|\s|$)', r'x0\g<1>', s)
# strip single and double quotes
s = s.strip('\"\'')
# if the string ends with \c escape, strip it
if s.endswith('\\c'):
s = s[:-2]
self.write(codecs.escape_devode(s)[0])