/* Copyright (C) 1989, 1995, 1996, 1999 artofcode LLC.  All rights reserved.
  
  This program is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by the
  Free Software Foundation; either version 2 of the License, or (at your
  option) any later version.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  59 Temple Place, Suite 330, Boston, MA, 02111-1307.

*/

/*$Id: gs.c,v 1.6.2.1.2.1 2003/01/17 00:49:02 giles Exp $ */
/* 'main' program for Ghostscript */
#include "ghost.h"
#include "imain.h"
#include "imainarg.h"
#include "iapi.h"
#include "iminst.h"
#include "errors.h"

/* Define an optional array of strings for testing. */
/*#define RUN_STRINGS */
#ifdef RUN_STRINGS
private const char *run_strings[] =
{
    "2 vmreclaim /SAVE save def 2 vmreclaim",
    "(saved\n) print flush",
    "SAVE restore (restored\n) print flush 2 vmreclaim",
    "(done\n) print flush quit",
    0
};

#endif

int
main(int argc, char *argv[])
{
    int exit_status = 0;
    gs_main_instance *minst = gs_main_instance_default();
    int code = gs_main_init_with_args(minst, argc, argv);

#ifdef RUN_STRINGS
    {				/* Run a list of strings (for testing). */
	const char **pstr = run_strings;

	for (; *pstr; ++pstr) {
	    int exit_code;
	    ref error_object;
	    int code;

	    fprintf(stdout, "{%s} =>\n", *pstr);
	    fflush(stdout);
	    code = gs_main_run_string(minst, *pstr, 0,
				      &exit_code, &error_object);
	    zflush(osp);
	    fprintf(stdout, " => code = %d\n", code);
	    fflush(stdout);
	    if (code < 0) {
		gs_exit(1);
		return 1;
	    }
	}
    }
#endif

    if (code >= 0)
	code = gs_main_run_start(minst);

    exit_status = 0;
    switch (code) {
	case 0:
	case e_Info:
	case e_Quit:
	    break;
	case e_Fatal:
	    exit_status = 1;
	    break;
	default:
	    exit_status = 255;
    }

    gs_exit_with_code(exit_status, code);

    return exit_status;
}