/*
* This file is part of flex.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE.
*/

%{
/* This test is for correctness of extended (?...) patterns. */

#include <stdio.h>
#include <stdlib.h>
#include "config.h"

%}

%option 8bit prefix="test"
%option nounput nomain noyywrap noinput
%option warn


%%

   /* Output should match the input. */

abc(?# Single Line Comment )def    ECHO;
ghi(?#
   multi-line
   comment
   )jkl                           ECHO;

mno(?#
   multi-line //
   comment with ##
   ~~!@#$ %^&*(@-_+=\|,.<>/ ?: ;
   punctuation
   )pqr                           ECHO;
(?# Start of a rule.)stu           ECHO;
vwxyz(?#End of a rule.)            ECHO;
A(?x: B
   /* comment */
   C D)                           ECHO;

\n                                 ECHO;
%%

int main(void);

int
main (void)
{
   yyin = stdin;
   yyout = stdout;
   yylex();
   //printf("TEST RETURNING OK.\n");
   return 0;
}