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Diffstat (limited to 'i/pc104/initrd/conf/busybox/coreutils/touch.c')
-rw-r--r--i/pc104/initrd/conf/busybox/coreutils/touch.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/i/pc104/initrd/conf/busybox/coreutils/touch.c b/i/pc104/initrd/conf/busybox/coreutils/touch.c
new file mode 100644
index 0000000..ae4e689
--- /dev/null
+++ b/i/pc104/initrd/conf/busybox/coreutils/touch.c
@@ -0,0 +1,62 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini touch implementation for busybox
+ *
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+/* BB_AUDIT SUSv3 _NOT_ compliant -- options -a, -m, -r, -t not supported. */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/touch.html */
+
+/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
+ *
+ * Previous version called open() and then utime(). While this will be
+ * be necessary to implement -r and -t, it currently only makes things bigger.
+ * Also, exiting on a failure was a bug. All args should be processed.
+ */
+
+#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"
+
+int touch_main(int argc, char **argv);
+int touch_main(int argc, char **argv)
+{
+ int fd;
+ int status = EXIT_SUCCESS;
+ bool flags = (getopt32(argc, argv, "c") & 1);
+
+ argv += optind;
+
+ if (!*argv) {
+ bb_show_usage();
+ }
+
+ do {
+ if (utime(*argv, NULL)) {
+ if (errno == ENOENT) { /* no such file*/
+ if (flags) { /* Creation is disabled, so ignore. */
+ continue;
+ }
+ /* Try to create the file. */
+ fd = open(*argv, O_RDWR | O_CREAT,
+ S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH
+ );
+ if ((fd >= 0) && !close(fd)) {
+ continue;
+ }
+ }
+ status = EXIT_FAILURE;
+ bb_perror_msg("%s", *argv);
+ }
+ } while (*++argv);
+
+ return status;
+}