find:: get rid of nested function (it's a gcc-ism)

[oweals/busybox.git] / console-tools / clear.c

diff --git a/console-tools/clear.c b/console-tools/clear.c
index 21a890c9e3762889b8533bb67a53d2fe9979785f..ac22b787e84e829a183d83ba3f677f5534cf8d3f 100644 (file)
--- a/console-tools/clear.c
+++ b/console-tools/clear.c
@@ -1,13 +1,22 @@
-#include "internal.h"
-#include <stdio.h>
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini clear implementation for busybox
+ *
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
 
-const char     clear_usage[] = "clear\n"
-"\n"
-"\tClears the screen.\n";
+//usage:#define clear_trivial_usage
+//usage:       ""
+//usage:#define clear_full_usage "\n\n"
+//usage:       "Clear screen"
 
-extern int
-clear_main(struct FileInfo * i, int argc, char * * argv)
+#include "libbb.h"
+
+int clear_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int clear_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
-       printf("\033[H\033[J");
-       return 0;
+       /* home; clear to the end of screen */
+       return full_write1_str("\033[H""\033[J") != 6;
 }