/* vi: set sw=4 ts=4: */
/*
 * coreutils utility routine
 *
 * Copyright (C) 2003  Manuel Novoa III  <mjn3@codepoet.org>
 *
 * 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 USA
 *
 */

#include <stdio.h>
#include <unistd.h>
#include "libbb.h"
#include "coreutils.h"

extern FILE *xgetoptfile_sort_uniq(char **argv, const char *mode)
{
	const char *n;

	if ((n = *argv) != NULL) {
		if ((*n != '-') || n[1]) {
			return bb_xfopen(n, mode);
		}
	}
	return (*mode == 'r') ? stdin : stdout;
}