/* $Id$ */
/* Copyright (c) 2004-2020 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Unix utils */
/* 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, version 3 of the License.
 *
 * 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, see <http://www.gnu.org/licenses/>. */



#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

#define COMMON_MODE
#include "common.c"

/* constants */
#ifndef PROGNAME
# define PROGNAME	"mkfifo"
#endif


/* mkfifo */
static int _mkfifo_error(char const * message, int ret);

static int _mkfifo(mode_t mode, int filec, char * filev[])
{
	int ret = 0;
	int i;

	for(i = 0; i < filec; i++)
		if(mkfifo(filev[i], mode) == -1)
			ret |= _mkfifo_error(filev[i], 1);
	return ret;
}

static int _mkfifo_error(char const * message, int ret)
{
	fputs(PROGNAME ": ", stderr);
	perror(message);
	return ret;
}


/* usage */
static int _usage(void)
{
	fputs("Usage: " PROGNAME " [-m mode] file...\n\
  -m	Create fifo with the specified mode value\n", stderr);
	return 1;
}


/* main */
int main(int argc, char * argv[])
{
	mode_t mode = 0777;
	int o;

	while((o = getopt(argc, argv, "m:")) != -1)
		switch(o)
		{
			case 'm':
				if(_mode(optarg, &mode) != 0)
					return _usage();
				break;
			default:
				return _usage();
		}
	if(argc == optind)
		return _usage();
	return (_mkfifo(mode, argc - optind, &argv[optind]) == 0) ? 0 : 2;
}