From ad7a5d436c8dec563f834a0a9bdad9e69b333cc9 Mon Sep 17 00:00:00 2001 From: Grigory Batalov Date: Sun, 23 May 2010 23:22:10 +0200 Subject: fgconsole: new applet by Grigory Batalov 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 Signed-off-by: Denys Vlasenko --- console-tools/Config.in | 6 ++++++ console-tools/Kbuild | 1 + console-tools/fgconsole.c | 30 ++++++++++++++++++++++++++++++ 3 files changed, 37 insertions(+) create mode 100644 console-tools/fgconsole.c (limited to 'console-tools') diff --git a/console-tools/Config.in b/console-tools/Config.in index 195685b97..a7e995936 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 df5ffdb96..ad8b8ce77 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 000000000..75fd98fd5 --- /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 + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" + +/* From */ +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; +} -- cgit v1.2.3