/*
Main header for vlock, the VT locking program for linux.
Copyright (C) 1994-1998 Michael K. Johnson <johnsonm@redhat.com>
Copyright (C) 2002, 2005 Dmitry V. Levin <ldv@altlinux.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
int init_vt(const char *tty);
void restore_vt(void);
void init_screen(void);
void restore_screen(void);
const char *get_username(void);
void parse(int ac, char *const av[]);
const char *locked_name(void);
/*
* This determines whether the default behavior is to lock only the
* current VT or all of them.
* 0 means current, 1 means all.
*/
extern int o_lock_all;
/* Copy of the VT mode when the program was started. */
extern int is_vt;