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authorDenis Vlasenko2008-11-08 21:39:06 +0000
committerDenis Vlasenko2008-11-08 21:39:06 +0000
commitdc70069a466a62c7a8392c576423be2d5c22bbcf (patch)
treead26e9d1485a4ee17a841b34274554ab2109b115 /console-tools
parent2a8329e0e9d1d6dcbcec27f01b0affef67a33554 (diff)
downloadbusybox-dc70069a466a62c7a8392c576423be2d5c22bbcf.zip
busybox-dc70069a466a62c7a8392c576423be2d5c22bbcf.tar.gz
kbd_mode: support -C TTY option
function old new delta packed_usage 25334 25361 +27 kbd_mode_main 146 173 +27
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/kbd_mode.c17
-rw-r--r--console-tools/loadfont.c5
-rw-r--r--console-tools/loadkmap.c10
3 files changed, 19 insertions, 13 deletions
diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c
index 13a82d7..c8451e7 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 <linux/kd.h>
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);
diff --git a/console-tools/loadfont.c b/console-tools/loadfont.c
index c6a3a4c..863c6ef 100644
--- a/console-tools/loadfont.c
+++ b/console-tools/loadfont.c
@@ -80,7 +80,10 @@ static void do_loadfont(int fd, unsigned char *inbuf, int unit, int fontsize)
}
#if 0
-/* These ones do not honour -C tty (they set font on current tty regardless) */
+/* These ones do not honour -C tty (they set font on current tty regardless)
+ * On x86, this distinction is visible on framebuffer consoles
+ * (regular character consoles may have only one shared font anyway)
+ */
#if defined(PIO_FONTX) && !defined(__sparc__)
{
struct consolefontdesc cfd;
diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c
index 56948e0..ac2c0a6 100644
--- a/console-tools/loadkmap.c
+++ b/console-tools/loadkmap.c
@@ -5,9 +5,7 @@
* Copyright (C) 1998 Enrique Zanardi <ezanardi@ull.es>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
- *
*/
-
#include "libbb.h"
#define BINARY_KEYMAP_MAGIC "bkeymap"
@@ -31,11 +29,15 @@ int loadkmap_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
struct kbentry ke;
int i, j, fd;
uint16_t ibuff[NR_KEYS];
+/* const char *tty_name = CURRENT_TTY; */
RESERVE_CONFIG_BUFFER(flags,MAX_NR_KEYMAPS);
-/* bb_warn_ignoring_args(argc>=2);*/
-
+/* bb_warn_ignoring_args(argc >= 2); */
fd = get_console_fd_or_die();
+/* or maybe:
+ opt = getopt32(argv, "C:", &tty_name);
+ fd = xopen(tty_name, O_NONBLOCK);
+*/
xread(STDIN_FILENO, flags, 7);
if (strncmp(flags, BINARY_KEYMAP_MAGIC, 7))