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https://github.com/sheumann/hush.git
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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: */
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/*
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* Mini fgconsole implementation for busybox
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*
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* Copyright (C) 2010 by Grigory Batalov <bga@altlinux.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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//usage:#define fgconsole_trivial_usage
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//usage: ""
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//usage:#define fgconsole_full_usage "\n\n"
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//usage: "Get active console"
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#include "libbb.h"
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/* From <linux/vt.h> */
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struct vt_stat {
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unsigned short v_active; /* active vt */
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unsigned short v_signal; /* signal to send */
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unsigned short v_state; /* vt bitmask */
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};
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enum { VT_GETSTATE = 0x5603 }; /* get global vt state info */
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int fgconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int fgconsole_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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{
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struct vt_stat vtstat;
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vtstat.v_active = 0;
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xioctl(get_console_fd_or_die(), VT_GETSTATE, &vtstat);
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printf("%d\n", vtstat.v_active);
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return EXIT_SUCCESS;
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}
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