*
* Copyright (C) 2006 Michael Opdenacker <michael@free-electrons.com>
*
- * Licensed under GPLv2 or later, see file License in this tarball for details.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
+//usage:#define readahead_trivial_usage
+//usage: "[FILE]..."
+//usage:#define readahead_full_usage "\n\n"
+//usage: "Preload FILEs to RAM"
+
#include "libbb.h"
int readahead_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int readahead_main(int argc, char **argv)
+int readahead_main(int argc UNUSED_PARAM, char **argv)
{
int retval = EXIT_SUCCESS;
- if (argc == 1) bb_show_usage();
+ if (!argv[1]) {
+ bb_show_usage();
+ }
while (*++argv) {
int fd = open_or_warn(*argv, O_RDONLY);