# user must initialize the first positions (in particular the
# filename member).
-b4_token_ctor_if([b4_variant_if([],
- [b4_fatal_at(b4_percent_define_get_loc(api.token.constructor),
- [cannot use '%s' without '%s'],
- [%define api.token.constructor],
- [%define api.value.type variant]))])])
-
# We require a pure interface.
m4_define([b4_pure_flag], [1])
[m4_pushdef([b4_parse_param], m4_defn([b4_parse_param_orig]))dnl
b4_percent_code_get([[requires]])[
-#include <cstdlib> // abort
#include <stdexcept>
#include <string>
#include <iostream>]b4_defines_if([