Annotation of /trunk/mkinitrd-magellan/busybox/console-tools/reset.c
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Revision 1123 -
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Wed Aug 18 21:56:57 2010 UTC (13 years, 8 months ago) by niro
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Wed Aug 18 21:56:57 2010 UTC (13 years, 8 months ago) by niro
File MIME type: text/plain
File size: 1338 byte(s)
-updated to busybox-1.17.1
1 | niro | 532 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * Mini reset implementation for busybox | ||
4 | * | ||
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> | ||
6 | * Written by Erik Andersen and Kent Robotti <robotti@metconnect.com> | ||
7 | * | ||
8 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. | ||
9 | */ | ||
10 | |||
11 | niro | 816 | #include "libbb.h" |
12 | niro | 532 | |
13 | niro | 816 | /* BTW, which "standard" package has this utility? It doesn't seem |
14 | * to be ncurses, coreutils, console-tools... then what? */ | ||
15 | niro | 532 | |
16 | niro | 816 | #if ENABLE_STTY |
17 | int stty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; | ||
18 | #endif | ||
19 | |||
20 | int reset_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; | ||
21 | int reset_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) | ||
22 | niro | 532 | { |
23 | niro | 816 | static const char *const args[] = { |
24 | "stty", "sane", NULL | ||
25 | }; | ||
26 | |||
27 | /* no options, no getopt */ | ||
28 | |||
29 | if (isatty(STDIN_FILENO) && isatty(STDOUT_FILENO)) { | ||
30 | niro | 532 | /* See 'man 4 console_codes' for details: |
31 | niro | 1123 | * "ESC c" -- Reset |
32 | * "ESC ( K" -- Select user mapping | ||
33 | * "ESC [ J" -- Erase to the end of screen | ||
34 | * "ESC [ 0 m" -- Reset all display attributes | ||
35 | * "ESC [ ? 25 h" -- Make cursor visible | ||
36 | niro | 532 | */ |
37 | printf("\033c\033(K\033[J\033[0m\033[?25h"); | ||
38 | niro | 816 | /* 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 | ||
43 | execvp("stty", (char**)args); | ||
44 | #endif | ||
45 | niro | 532 | } |
46 | return EXIT_SUCCESS; | ||
47 | } |