hush/console-tools/reset.c

46 lines
1.4 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Mini reset implementation for busybox
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
* Written by Erik Andersen and Kent Robotti <robotti@metconnect.com>
*
* 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
*
*/
/* no options, no getopt */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "busybox.h"
extern int reset_main(int argc, char **argv)
{
if (isatty(0) || isatty(0) || isatty(0)) {
/* See 'man 4 console_codes' for details:
* "ESC c" -- Reset
* "ESC ( K" -- Select user mapping
* "ESC [ J" -- Erase display
* "ESC [ 0 m" -- Reset all Graphics Rendition display attributes
* "ESC [ ? 25 h" -- Make cursor visible.
*/
printf("\033c\033(K\033[J\033[0m\033[?25h");
}
return EXIT_SUCCESS;
}