mirror of
https://github.com/topjohnwu/ndk-busybox.git
synced 2024-11-27 21:50:32 +00:00
55068c478e
Signed-off-by: Pere Orga <gotrunks@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
36 lines
922 B
C
36 lines
922 B
C
/* 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 source tree.
|
|
*/
|
|
|
|
//usage:#define fgconsole_trivial_usage
|
|
//usage: ""
|
|
//usage:#define fgconsole_full_usage "\n\n"
|
|
//usage: "Get active console"
|
|
|
|
#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;
|
|
}
|