From dc70069a466a62c7a8392c576423be2d5c22bbcf Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Sat, 8 Nov 2008 21:39:06 +0000 Subject: kbd_mode: support -C TTY option function old new delta packed_usage 25334 25361 +27 kbd_mode_main 146 173 +27 --- console-tools/kbd_mode.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) (limited to 'console-tools/kbd_mode.c') diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c index 13a82d7fa..c8451e72d 100644 --- a/console-tools/kbd_mode.c +++ b/console-tools/kbd_mode.c @@ -7,26 +7,26 @@ * console-utils v0.2.3, licensed under GNU GPLv2 * * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. - * */ - #include "libbb.h" #include int kbd_mode_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int kbd_mode_main(int argc UNUSED_PARAM, char **argv) { - int fd; - unsigned opt; enum { SCANCODE = (1 << 0), ASCII = (1 << 1), MEDIUMRAW = (1 << 2), - UNICODE = (1 << 3) + UNICODE = (1 << 3), }; - static const char KD_xxx[] ALIGN1 = "saku"; - opt = getopt32(argv, KD_xxx); - fd = get_console_fd_or_die(); + int fd; + unsigned opt; + const char *tty_name = CURRENT_TTY; + + opt = getopt32(argv, "sakuC:", &tty_name); + fd = xopen(tty_name, O_NONBLOCK); + opt &= 0xf; /* clear -C bit, see (*) */ if (!opt) { /* print current setting */ const char *mode = "unknown"; @@ -43,6 +43,7 @@ int kbd_mode_main(int argc UNUSED_PARAM, char **argv) mode = "Unicode (UTF-8)"; printf("The keyboard is in %s mode\n", mode); } else { + /* here we depend on specific bits assigned to options (*) */ opt = opt & UNICODE ? 3 : opt >> 1; /* double cast prevents warnings about widening conversion */ xioctl(fd, KDSKBMODE, (void*)(ptrdiff_t)opt); -- cgit v1.2.3