| 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * Mini reset implementation for busybox
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| 4 | *
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| 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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| 6 | * Written by Erik Andersen and Kent Robotti <robotti@metconnect.com>
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| 7 | *
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| 8 | * This program is free software; you can redistribute it and/or modify
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| 9 | * it under the terms of the GNU General Public License as published by
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| 10 | * the Free Software Foundation; either version 2 of the License, or
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| 11 | * (at your option) any later version.
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| 12 | *
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| 13 | * This program is distributed in the hope that it will be useful,
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 16 | * General Public License for more details.
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| 17 | *
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| 18 | * You should have received a copy of the GNU General Public License
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| 19 | * along with this program; if not, write to the Free Software
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| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 21 | *
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| 22 | */
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| 23 |
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| 24 | /* no options, no getopt */
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| 25 |
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| 26 | #include <stdio.h>
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| 27 | #include <stdlib.h>
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| 28 | #include <unistd.h>
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| 29 | #include "busybox.h"
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| 30 |
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| 31 | int reset_main(int argc, char **argv)
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| 32 | {
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| 33 | if (isatty(1)) {
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| 34 | /* See 'man 4 console_codes' for details:
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| 35 | * "ESC c" -- Reset
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| 36 | * "ESC ( K" -- Select user mapping
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| 37 | * "ESC [ J" -- Erase display
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| 38 | * "ESC [ 0 m" -- Reset all display attributes
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| 39 | * "ESC [ ? 25 h" -- Make cursor visible.
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| 40 | */
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| 41 | printf("\033c\033(K\033[J\033[0m\033[?25h");
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| 42 | }
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| 43 | return EXIT_SUCCESS;
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| 44 | }
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| 45 |
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