xref: /src/usr.bin/msgc/msgmain.c

/*	$NetBSD: msgmain.c,v 1.4 2000/07/03 02:51:25 matt Exp $	*/

/*
 * Copyright 1997 Piermont Information Systems Inc.
 * All rights reserved.
 *
 * Written by Philip A. Nelson for Piermont Information Systems Inc.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software develooped for the NetBSD Project by
 *      Piermont Information Systems Inc.
 * 4. The name of Piermont Information Systems Inc. may not be used to endorse
 *    or promote products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

/* main.c - main program */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

#define MAIN
#include "defs.h"

/* Local prototypes */
void usage (char *);

int
main (int argc, char **argv)
{
	int ch;

	prog_name = argv[0];

	/* Process the arguments. */
	while ( (ch = getopt (argc, argv, "o:")) != -1 ) {
		switch (ch) {
		case 'o': /* output file name */
			out_name = optarg;
			break;
		default:
			usage (prog_name);
		}
	}

	if (optind != argc-1)
		usage (prog_name);

	src_name = argv[optind];

	yyin = fopen (src_name, "r");
	if (yyin == NULL) {
		(void) fprintf (stderr, "%s: could not open %s.\n",
				prog_name, src_name);
		exit (1);
	}

	/* Do the parse */
	(void) yyparse ();

	if (had_errors)
		return 1;

	write_msg_file();

	return 0;
}


void
usage (char *prog)
{
	(void) fprintf (stderr, "%s [-o name] file\n", prog);
	exit (1);
}