blob: b360d34d94a0b60130724b368c403735203c7e81
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Mini clear implementation for busybox |
4 | * |
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> |
6 | * |
7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
8 | */ |
9 | //config:config CLEAR |
10 | //config: bool "clear" |
11 | //config: default y |
12 | //config: help |
13 | //config: This program clears the terminal screen. |
14 | |
15 | //applet:IF_CLEAR(APPLET(clear, BB_DIR_USR_BIN, BB_SUID_DROP)) |
16 | |
17 | //kbuild:lib-$(CONFIG_CLEAR) += clear.o |
18 | |
19 | //usage:#define clear_trivial_usage |
20 | //usage: "" |
21 | //usage:#define clear_full_usage "\n\n" |
22 | //usage: "Clear screen" |
23 | |
24 | #include "libbb.h" |
25 | |
26 | int clear_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
27 | int clear_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) |
28 | { |
29 | /* home; clear to the end of screen */ |
30 | return full_write1_str("\033[H""\033[J") != 6; |
31 | } |
32 |