/* vi: set sw=4 ts=4: *//* * Mini touch implementation for busybox * * * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.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 <sys/types.h>#include <fcntl.h>#include <utime.h>#include <errno.h>#include <unistd.h>#include <stdlib.h>#include "busybox.h"extern int touch_main(int argc, char **argv){	int fd;	int create = TRUE;	/* Parse options */	while (--argc > 0 && **(++argv) == '-') {		while (*(++(*argv))) {			switch (**argv) {			case 'c':				create = FALSE;				break;			default:				show_usage();			}		}	}	if (argc < 1) {		show_usage();	}	while (argc > 0) {		fd = open(*argv, (create == FALSE) ? O_RDWR : O_RDWR | O_CREAT,				S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH);		if (fd < 0) {			if (create == FALSE && errno == ENOENT)				return EXIT_SUCCESS;			else {				perror_msg_and_die("%s", *argv);			}		}		close(fd);		if (utime(*argv, NULL)) {			perror_msg_and_die("%s", *argv);		}		argc--;		argv++;	}	return EXIT_SUCCESS;}