* Mini touch implementation for busybox
*
*
- * Copyright (C) 1999,2000 by Lineo, inc.
+ * Copyright (C) 1999,2000,2001 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
*
*/
-#include "internal.h"
+#include "busybox.h"
#include <stdio.h>
#include <sys/types.h>
-#include <sys/stat.h>
#include <fcntl.h>
#include <utime.h>
#include <errno.h>
-
-
-static const char touch_usage[] = "touch [-c] file [file ...]\n\n"
-
- "Update the last-modified date on the given file[s].\n";
-
-
+#include <unistd.h>
+#include <stdlib.h>
extern int touch_main(int argc, char **argv)
{
int fd;
int create = TRUE;
- if (argc < 2) {
- usage(touch_usage);
- }
- argc--;
- argv++;
-
/* Parse options */
- while (**argv == '-') {
- while (*++(*argv))
+ while (--argc > 0 && **(++argv) == '-') {
+ while (*(++(*argv))) {
switch (**argv) {
case 'c':
create = FALSE;
break;
default:
- usage(touch_usage);
- exit(FALSE);
+ show_usage();
}
- argc--;
- argv++;
+ }
+ }
+
+ if (argc < 1) {
+ show_usage();
}
- fd = open(*argv, (create == FALSE) ? O_RDWR : O_RDWR | O_CREAT, 0644);
- if (fd < 0) {
- if (create == FALSE && errno == ENOENT)
- exit(TRUE);
- else {
- perror("touch");
- exit(FALSE);
+ 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++;
}
- close(fd);
- if (utime(*argv, NULL)) {
- perror("touch");
- exit(FALSE);
- } else
- exit(TRUE);
+
+ return EXIT_SUCCESS;
}