diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-10-20 04:17:34 +0400 |
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committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-10-20 04:17:34 +0400 |
commit | aa7a888e423fc85daa8af0ac3aabe8fc7af86312 (patch) | |
tree | 9eb65800fef6933a416ee2bc3a57610bbc205136 /console-tools/kbd_mode.c | |
parent | 85ff862753be5b7b5d3855681f9234c131659b8a (diff) |
kbd_mode: new applet by Loïc Grenié <loic.grenie@gmail.com>
kbd_mode_main - 189 +189
packed_usage 22745 22833 +88
applets 3132 3144 +12
static.opts 7 12 +5
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/0 up/down: 294/0) Total: 294 bytes
text data bss dec hex filename
777210 1000 9532 787742 c051e busybox_old
777575 1000 9532 788107 c068b busybox_unstripped
Diffstat (limited to 'console-tools/kbd_mode.c')
-rw-r--r-- | console-tools/kbd_mode.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c new file mode 100644 index 000000000..0000ea180 --- /dev/null +++ b/console-tools/kbd_mode.c @@ -0,0 +1,71 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini loadkmap implementation for busybox + * + * Copyright (C) 2007 Loïc Grenié <loic.grenie@gmail.com> + * 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. + * + */ + +#include <getopt.h> +#include "libbb.h" +#include <linux/kd.h> + +int kbd_mode_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; +int kbd_mode_main(int argc, char **argv) +{ + static const char opts[] = "saku"; + + const char *opt = argv[1]; + const char *p; + int fd; + + fd = get_console_fd(); + if (fd < 0) /* get_console_fd() already complained */ + return EXIT_FAILURE; + + if (opt == NULL) { + /* No arg */ + const char *msg = "unknown"; + int mode; + + ioctl(fd, KDGKBMODE, &mode); + switch(mode) { + case K_RAW: + msg = "raw (scancode)"; + break; + case K_XLATE: + msg = "default (ASCII)"; + break; + case K_MEDIUMRAW: + msg = "mediumraw (keycode)"; + break; + case K_UNICODE: + msg = "Unicode (UTF-8)"; + break; + } + printf("The keyboard is in %s mode\n", msg); + } + else if (argc > 2 /* more than 1 arg */ + || *opt != '-' /* not an option */ + || (p = strchr(opts, opt[1])) == NULL /* not an option we expect */ + || opt[2] != '\0' /* more than one option char */ + ) { + bb_show_usage(); + /* return EXIT_FAILURE; - not reached */ + } + else { +#if K_RAW != 0 || K_XLATE != 1 || K_MEDIUMRAW != 2 || K_UNICODE != 3 +#error kbd_mode must be changed +#endif + /* The options are in the order of the various K_xxx */ + ioctl(fd, KDSKBMODE, p - opts); + } + + if (ENABLE_FEATURE_CLEAN_UP) + close(fd); + return EXIT_SUCCESS; +} |