From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 release/src/router/busybox/libbb/trim.c | 54 ++++++++++-----------------------
 1 file changed, 16 insertions(+), 38 deletions(-)

(limited to 'release/src/router/busybox/libbb/trim.c')

diff --git a/release/src/router/busybox/libbb/trim.c b/release/src/router/busybox/libbb/trim.c
index 76b87ca1..ea20ff37 100644
--- a/release/src/router/busybox/libbb/trim.c
+++ b/release/src/router/busybox/libbb/trim.c
@@ -2,52 +2,30 @@
 /*
  * Utility routines.
  *
- * Copyright (C) tons of folks.  Tracking down who wrote what
- * isn't something I'm going to worry about...  If you wrote something
- * here, please feel free to acknowledge your work.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Based in part on code from sash, Copyright (c) 1999 by David I. Bell 
- * Permission has been granted to redistribute this code under the GPL.
+ * Copyright (C) many different people.
+ * If you wrote this, please acknowledge your work.
  *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
 
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
 #include "libbb.h"
 
-
-void trim(char *s)
+void FAST_FUNC trim(char *s)
 {
-	int len = strlen(s);
+	size_t len = strlen(s);
+	size_t lws;
 
 	/* trim trailing whitespace */
-	while ( len > 0 && isspace(s[len-1]))
-		s[--len]='\0';
+	while (len && isspace(s[len-1]))
+		--len;
 
 	/* trim leading whitespace */
-	memmove(s, &s[strspn(s, " \n\r\t\v")], len);
+	if (len) {
+		lws = strspn(s, " \n\r\t\v");
+		if (lws) {
+			len -= lws;
+			memmove(s, s + lws, len);
+		}
+	}
+	s[len] = '\0';
 }
-
-/* END CODE */
-/*
-Local Variables:
-c-file-style: "linux"
-c-basic-offset: 4
-tab-width: 4
-End:
-*/
-- 
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