/******************************************************************************
 * $Id$
 *
 * Project:  MapServer
 * Purpose:  Commandline tester for expression evaluation
 * Author:   Steve Lime and the MapServer team.
 *
 ******************************************************************************
 * Copyright (c) 1996-2005 Regents of the University of Minnesota.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies of this Software or works derived from this Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 ****************************************************************************/

#include <time.h>

#include "mapserver.h"
#include "mapparser.h"
#include "mapfile.h"



extern int msyyparse();
extern int msyylex();
extern char *msyystring_buffer;

extern int msyyresult; /* result of parsing, true/false */
extern int msyystate;
extern char *msyystring;

int main(int argc, char *argv[])
{
  int status;

  if(argc > 1 && strcmp(argv[1], "-v") == 0) {
    printf("%s\n", msGetVersion());
    exit(0);
  }

  /* ---- check the number of arguments, return syntax if not correct ---- */
  if( argc < 2) {
    fprintf(stdout, "Syntax: testexpr [string]\n");
    exit(0);
  }

  msyystate = MS_TOKENIZE_EXPRESSION;
  msyystring = argv[1];

  status = msyyparse();
  if(status != 0)
    printf("Error parsing expression near %s.\n", msyystring_buffer);
  else
    printf("Expression evalulated to: %d.\n", msyyresult);

  exit(0);
}
