From 765d0572a24fc454989ec119cbaa1c089cd34bfa Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sun, 24 May 2009 05:21:56 +0000
Subject: - Patch #471142 by stella: code style fixes.

---
 includes/unicode.inc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'includes/unicode.inc')

diff --git a/includes/unicode.inc b/includes/unicode.inc
index f25f472d2..8c2f64970 100644
--- a/includes/unicode.inc
+++ b/includes/unicode.inc
@@ -207,7 +207,9 @@ function drupal_truncate_bytes($string, $len) {
   if ((ord($string[$len]) < 0x80) || (ord($string[$len]) >= 0xC0)) {
     return substr($string, 0, $len);
   }
-  while (--$len >= 0 && ord($string[$len]) >= 0x80 && ord($string[$len]) < 0xC0) {};
+  // Scan backwards to beginning of the byte sequence. 
+  while (--$len >= 0 && ord($string[$len]) >= 0x80 && ord($string[$len]) < 0xC0);
+
   return substr($string, 0, $len);
 }
 
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