1 /* vi: set sw=4 ts=4: */
3 * Mini touch implementation for busybox
5 * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen
6 * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 /* BB_AUDIT SUSv3 _NOT_ compliant -- options -a, -m, -r, -t not supported. */
25 /* http://www.opengroup.org/onlinepubs/007904975/utilities/touch.html */
27 /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
29 * Previous version called open() and then utime(). While this will be
30 * be necessary to implement -r and -t, it currently only makes things bigger.
31 * Also, exiting on a failure was a bug. All args should be processed.
35 #include <sys/types.h>
43 extern int touch_main(int argc, char **argv)
47 int status = EXIT_SUCCESS;
49 flags = bb_getopt_ulflags(argc, argv, "c");
58 if (utime(*argv, NULL)) {
59 if (errno == ENOENT) { /* no such file*/
60 if (flags & 1) { /* Creation is disabled, so ignore. */
63 /* Try to create the file. */
64 fd = open(*argv, O_RDWR | O_CREAT,
65 S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH
67 if ((fd >= 0) && !close(fd)) {
71 status = EXIT_FAILURE;
72 bb_perror_msg("%s", *argv);