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| author | Grigory Batalov | 2010-05-23 23:22:10 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-05-23 23:22:10 +0200 |
| commit | ad7a5d436c8dec563f834a0a9bdad9e69b333cc9 (patch) | |
| tree | c28e639d7c526dca6ef6d29892b05a416f6b8286 /console-tools | |
| parent | a85b66e0f906fedbba7fbaf5ea9ac0dbfc0e4916 (diff) | |
| download | busybox-ad7a5d436c8dec563f834a0a9bdad9e69b333cc9.zip busybox-ad7a5d436c8dec563f834a0a9bdad9e69b333cc9.tar.gz | |
fgconsole: new applet by Grigory Batalov <bga@altlinux.org>
function old new delta
fgconsole_main - 51 +51
applet_names 2227 2237 +10
applet_main 1304 1308 +4
applet_nameofs 652 654 +2
applet_install_loc 163 164 +1
packed_usage 27079 27073 -6
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 4/1 up/down: 68/-6) Total: 62 bytes
Signed-off-by: Grigory Batalov <bga@altlinux.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'console-tools')
| -rw-r--r-- | console-tools/Config.in | 6 | ||||
| -rw-r--r-- | console-tools/Kbuild | 1 | ||||
| -rw-r--r-- | console-tools/fgconsole.c | 30 |
3 files changed, 37 insertions, 0 deletions
diff --git a/console-tools/Config.in b/console-tools/Config.in index 195685b..a7e9959 100644 --- a/console-tools/Config.in +++ b/console-tools/Config.in @@ -12,6 +12,12 @@ config CHVT This program is used to change to another terminal. Example: chvt 4 (change to terminal /dev/tty4) +config FGCONSOLE + bool "fgconsole" + default n + help + This program prints active (foreground) console number. + config CLEAR bool "clear" default n diff --git a/console-tools/Kbuild b/console-tools/Kbuild index df5ffdb..ad8b8ce 100644 --- a/console-tools/Kbuild +++ b/console-tools/Kbuild @@ -6,6 +6,7 @@ lib-y:= lib-$(CONFIG_CHVT) += chvt.o +lib-$(CONFIG_FGCONSOLE) += fgconsole.o lib-$(CONFIG_CLEAR) += clear.o lib-$(CONFIG_DEALLOCVT) += deallocvt.o lib-$(CONFIG_DUMPKMAP) += dumpkmap.o diff --git a/console-tools/fgconsole.c b/console-tools/fgconsole.c new file mode 100644 index 0000000..75fd98f --- /dev/null +++ b/console-tools/fgconsole.c @@ -0,0 +1,30 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini fgconsole implementation for busybox + * + * Copyright (C) 2010 by Grigory Batalov <bga@altlinux.org> + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" + +/* From <linux/vt.h> */ +struct vt_stat { + unsigned short v_active; /* active vt */ + unsigned short v_signal; /* signal to send */ + unsigned short v_state; /* vt bitmask */ +}; +enum { VT_GETSTATE = 0x5603 }; /* get global vt state info */ + +int fgconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; +int fgconsole_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) +{ + struct vt_stat vtstat; + + vtstat.v_active = 0; + xioctl(get_console_fd_or_die(), VT_GETSTATE, &vtstat); + printf("%d\n", vtstat.v_active); + + return EXIT_SUCCESS; +} |