busybox/console-tools/reset.c

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/* 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>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
/* no options, no getopt */
#include "libbb.h"
int reset_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int reset_main(int argc, char **argv)
{
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if (isatty(1)) {
/* See 'man 4 console_codes' for details:
* "ESC c" -- Reset
* "ESC ( K" -- Select user mapping
* "ESC [ J" -- Erase display
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* "ESC [ 0 m" -- Reset all display attributes
* "ESC [ ? 25 h" -- Make cursor visible.
*/
printf("\033c\033(K\033[J\033[0m\033[?25h");
}
return EXIT_SUCCESS;
}