From: Sterling Hughes <sterling@php.net>
Date: Tue, 20 May 2003 22:31:15 +0000 (+0000)
Subject: bah humbug, use the pointer based version, which turns out to be an instruction
X-Git-Tag: RELEASE_1_0_2~672
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=34087ad2b55a187bd4a0c699a4bd7898cddcb425;p=php

bah humbug, use the pointer based version, which turns out to be an instruction
faster
---

diff --git a/Zend/zend_operators.c b/Zend/zend_operators.c
index 4df314226f..8915ca90a4 100644
--- a/Zend/zend_operators.c
+++ b/Zend/zend_operators.c
@@ -1579,18 +1579,21 @@ ZEND_API int zval_is_true(zval *op)
 	return (op->value.lval ? 1 : 0);
 }
 
-ZEND_API char *zend_str_tolower_copy(char *str, unsigned int length)
+ZEND_API char *zend_str_tolower_copy(char *p, unsigned int length)
 {
 	register char *result;
-	register char *p = str;
+	register char *end = p + length;
+	char *start;
 
 	result = emalloc(length+1);
+	start = result;
 
-	do {
-		result[length] = tolower(p[length]);
-	} while (length--);
-	
-	return result;
+	while (p < end) {
+		*result++ = tolower(*p++);
+	}
+	*result = *end;
+
+	return start;
 }
 	
 ZEND_API void zend_str_tolower(char *str, unsigned int length)