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-rw-r--r--console-tools/kbd_mode.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c
index da31af28d..b0b594614 100644
--- a/console-tools/kbd_mode.c
+++ b/console-tools/kbd_mode.c
@@ -22,7 +22,7 @@
//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: "Report or set VT console keyboard mode\n"
//usage: "\n -a Default (ASCII)"
//usage: "\n -k Medium-raw (keycode)"
//usage: "\n -s Raw (scancode)"
@@ -43,15 +43,20 @@ int kbd_mode_main(int argc UNUSED_PARAM, char **argv)
};
int fd;
unsigned opt;
-//TODO? kbd-2.0.3 without -C tries in sequence:
-//fd#0, /dev/tty, /dev/tty0.
-//Also, it checks KDGKBTYPE before doing KDGKBMODE
-//maybe we can use get_console_fd_or_die()?
- const char *tty_name = CURRENT_TTY;
+ const char *tty_name;
opt = getopt32(argv, "sakuC:", &tty_name);
- fd = xopen_nonblocking(tty_name);
- opt &= 0xf; /* clear -C bit, see (*) */
+ if (opt & 0x10) {
+ opt &= 0xf; /* clear -C bit, see (*) */
+ fd = xopen_nonblocking(tty_name);
+ } else {
+ /* kbd-2.0.3 tries in sequence:
+ * fd#0, /dev/tty, /dev/tty0.
+ * get_console_fd_or_die: /dev/console, /dev/tty0, /dev/tty.
+ * kbd-2.0.3 checks KDGKBTYPE, get_console_fd_or_die checks too.
+ */
+ fd = get_console_fd_or_die();
+ }
if (!opt) { /* print current setting */
const char *mode = "unknown";
@@ -79,6 +84,7 @@ int kbd_mode_main(int argc UNUSED_PARAM, char **argv)
* #define K_OFF 0x04
* (looks like "-ak" together would cause the same effect as -u)
*/
+ opt &= 0xf; /* clear -C bit */
opt = opt & UNICODE ? 3 : opt >> 1;
/* double cast prevents warnings about widening conversion */
xioctl(fd, KDSKBMODE, (void*)(ptrdiff_t)opt);