Contents of /tags/mkinitrd-6_3_4/busybox/console-tools/fgconsole.c
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Thu Dec 16 01:27:43 2010 UTC (13 years, 9 months ago) by niro
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Thu Dec 16 01:27:43 2010 UTC (13 years, 9 months ago) by niro
File MIME type: text/plain
File size: 803 byte(s)
tagged 'mkinitrd-6_3_4'
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Mini fgconsole implementation for busybox |
4 | * |
5 | * Copyright (C) 2010 by Grigory Batalov <bga@altlinux.org> |
6 | * |
7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
8 | */ |
9 | |
10 | #include "libbb.h" |
11 | |
12 | /* From <linux/vt.h> */ |
13 | struct vt_stat { |
14 | unsigned short v_active; /* active vt */ |
15 | unsigned short v_signal; /* signal to send */ |
16 | unsigned short v_state; /* vt bitmask */ |
17 | }; |
18 | enum { VT_GETSTATE = 0x5603 }; /* get global vt state info */ |
19 | |
20 | int fgconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
21 | int fgconsole_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) |
22 | { |
23 | struct vt_stat vtstat; |
24 | |
25 | vtstat.v_active = 0; |
26 | xioctl(get_console_fd_or_die(), VT_GETSTATE, &vtstat); |
27 | printf("%d\n", vtstat.v_active); |
28 | |
29 | return EXIT_SUCCESS; |
30 | } |