Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * Mini reset implementation for busybox |
| 4 | * |
Eric Andersen | c7bda1c | 2004-03-15 08:29:22 +0000 | [diff] [blame] | 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> |
Eric Andersen | bdfd0d7 | 2001-10-24 05:00:29 +0000 | [diff] [blame] | 6 | * Written by Erik Andersen and Kent Robotti <robotti@metconnect.com> |
Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 7 | * |
"Robert P. J. Day" | 801ab14 | 2006-07-12 07:56:04 +0000 | [diff] [blame] | 8 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
Denis Vlasenko | b6adbf1 | 2007-05-26 19:00:18 +0000 | [diff] [blame] | 11 | #include "libbb.h" |
Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 12 | |
Denis Vlasenko | d4f0b94 | 2008-02-26 15:33:10 +0000 | [diff] [blame] | 13 | /* BTW, which "standard" package has this utility? It doesn't seem |
| 14 | * to be ncurses, coreutils, console-tools... then what? */ |
| 15 | |
| 16 | #if ENABLE_STTY |
| 17 | int stty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
| 18 | #endif |
| 19 | |
Denis Vlasenko | 9b49a5e | 2007-10-11 10:05:36 +0000 | [diff] [blame] | 20 | int reset_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
Denis Vlasenko | 68404f1 | 2008-03-17 09:00:54 +0000 | [diff] [blame] | 21 | int reset_main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) |
Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 22 | { |
Denis Vlasenko | d4f0b94 | 2008-02-26 15:33:10 +0000 | [diff] [blame] | 23 | static const char *const args[] = { |
| 24 | "stty", "sane", NULL |
| 25 | }; |
| 26 | |
| 27 | /* no options, no getopt */ |
| 28 | |
Bernhard Reutner-Fischer | ae4342c | 2008-05-19 08:18:50 +0000 | [diff] [blame] | 29 | if (isatty(STDIN_FILENO) && isatty(STDOUT_FILENO)) { |
Eric Andersen | 08573e0 | 2003-12-20 07:07:22 +0000 | [diff] [blame] | 30 | /* See 'man 4 console_codes' for details: |
| 31 | * "ESC c" -- Reset |
| 32 | * "ESC ( K" -- Select user mapping |
| 33 | * "ESC [ J" -- Erase display |
"Vladimir N. Oleynik" | ffe17b5 | 2005-10-12 08:38:28 +0000 | [diff] [blame] | 34 | * "ESC [ 0 m" -- Reset all display attributes |
Eric Andersen | 08573e0 | 2003-12-20 07:07:22 +0000 | [diff] [blame] | 35 | * "ESC [ ? 25 h" -- Make cursor visible. |
| 36 | */ |
| 37 | printf("\033c\033(K\033[J\033[0m\033[?25h"); |
Denis Vlasenko | d4f0b94 | 2008-02-26 15:33:10 +0000 | [diff] [blame] | 38 | /* http://bugs.busybox.net/view.php?id=1414: |
| 39 | * people want it to reset echo etc: */ |
| 40 | #if ENABLE_STTY |
| 41 | return stty_main(2, (char**)args); |
| 42 | #else |
Denis Vlasenko | 85c2471 | 2008-03-17 09:04:04 +0000 | [diff] [blame] | 43 | execvp("stty", (char**)args); |
Denis Vlasenko | d4f0b94 | 2008-02-26 15:33:10 +0000 | [diff] [blame] | 44 | #endif |
Eric Andersen | 08573e0 | 2003-12-20 07:07:22 +0000 | [diff] [blame] | 45 | } |
Eric Andersen | 7f6295f | 2003-10-22 10:34:15 +0000 | [diff] [blame] | 46 | return EXIT_SUCCESS; |
Eric Andersen | dc74616 | 2000-08-21 21:26:33 +0000 | [diff] [blame] | 47 | } |