Bump to version 1.22.1

[platform/upstream/busybox.git] / console-tools / kbd_mode.c

diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c
index 544bbb7..1385367 100644 (file)
--- a/console-tools/kbd_mode.c
+++ b/console-tools/kbd_mode.c
@@ -6,8 +6,19 @@
  *   written using Andries Brouwer <aeb@cwi.nl>'s kbd_mode from
  *   console-utils v0.2.3, licensed under GNU GPLv2
  *
- * 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 kbd_mode_trivial_usage
+//usage:       "[-a|k|s|u] [-C TTY]"
+//usage:#define kbd_mode_full_usage "\n\n"
+//usage:       "Report or set the keyboard mode\n"
+//usage:     "\n       -a      Default (ASCII)"
+//usage:     "\n       -k      Medium-raw (keyboard)"
+//usage:     "\n       -s      Raw (scancode)"
+//usage:     "\n       -u      Unicode (utf-8)"
+//usage:     "\n       -C TTY  Affect TTY instead of /dev/tty"
+
 #include "libbb.h"
 #include <linux/kd.h>
 
@@ -16,16 +27,16 @@ int kbd_mode_main(int argc UNUSED_PARAM, char **argv)
 {
        enum {
                SCANCODE  = (1 << 0),
-               ASCII     = (1 << 1),
+               ASCII     = (1 << 1),
                MEDIUMRAW = (1 << 2),
-               UNICODE   = (1 << 3),
+               UNICODE   = (1 << 3),
        };
        int fd;
        unsigned opt;
        const char *tty_name = CURRENT_TTY;
 
        opt = getopt32(argv, "sakuC:", &tty_name);
-       fd = xopen(tty_name, O_NONBLOCK);
+       fd = xopen_nonblocking(tty_name);
        opt &= 0xf; /* clear -C bit, see (*) */
 
        if (!opt) { /* print current setting */