def ParseCmdVal(spec_name, cmd_val):
# type: (str, cmd_value__Argv) -> Tuple[args._Attributes, args.Reader]
arg_r = args.Reader(cmd_val.argv, spids=cmd_val.arg_spids)
arg_r.Next() # move past the builtin name
spec = FLAG_SPEC[spec_name]
return args.Parse(spec, arg_r), arg_r
def main(argv):
arg_r = args.Reader(argv)
arg_r.Next() # skip argv[0]
arg = args.Parse(SPEC, arg_r)
if not arg.f:
stderr_line("readlink: -f must be passed")
return 1
for path in arg_r.Rest():
res = libc.realpath(path)
if res is None:
return 1
print(res)
return 0
def Parse(spec_name, arg_r):
# type: (str, args.Reader) -> args._Attributes
"""Parse argv using a given FlagSpec."""
spec = FLAG_SPEC[spec_name]
return args.Parse(spec, arg_r)
def Parse(self, arg_r):
# type: (args.Reader) -> args._Attributes
"""For builtins to read args after we parse flags."""
return args.Parse(self, arg_r)
