/*
* 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.
*/

%{
/* A template scanner file to build "scanner.c".
  Run as:
         test-lineno-nr    # report flex's yylineno
         test-lineno-nr 1  # report count_newlines(stdin)
*/

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

%}

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

WORD [[:alpha:]]+
DIGIT [[:digit:]]

%%
   /* The goal here is to test the yylineno processing by:
      - providing some rules than CAN match newlines and
        other rules that can NOT match newlines,
      - matching several newlines in one rule,
      - directly modifying yylineno.
   */

"yylineno++"          yylineno++;
"yylineno--"          yylineno--;
[[:blank:]]+
{WORD}
{DIGIT}+(\n{DIGIT}+)*
\n