From: Sascha Schumann <sas@php.net>
Date: Mon, 27 Sep 1999 18:00:30 +0000 (+0000)
Subject:     Make an extra copy of input parameter.
X-Git-Tag: PRE_FETCH_READ_PATCH~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9442b13939487386d5361b6fae9b4bcf894dd0d5;p=php

Make an extra copy of input parameter.
---

diff --git a/ext/standard/string.c b/ext/standard/string.c
index 6a21e5c8c0..46abe6e917 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -410,8 +410,9 @@ PHP_FUNCTION(strtoupper)
 	}
 	convert_to_string_ex(arg);
 
-	ret = _php3_strtoupper((*arg)->value.str.val);
-	RETVAL_STRING(ret,1);
+	*return_value = **arg;
+	zval_copy_ctor(return_value);
+	_php3_strtoupper(return_value->value.str.val);
 }
 /* }}} */
 
@@ -441,8 +442,9 @@ PHP_FUNCTION(strtolower)
 	}
 	convert_to_string_ex(str);
 
-	ret = _php3_strtolower((*str)->value.str.val);
-	RETVAL_STRING(ret,1);
+	*return_value = **str;
+	zval_copy_ctor(return_value);
+	ret = _php3_strtolower(return_value->value.str.val);
 }
 /* }}} */
 
@@ -1214,8 +1216,8 @@ PHP_FUNCTION(stripcslashes)
 	}
 	convert_to_string_ex(str);
 
-	/* let RETVAL do the estrdup() */
-	RETVAL_STRING((*str)->value.str.val,1);
+	*return_value = **str;
+	zval_copy_ctor(return_value);
 	php_stripcslashes(return_value->value.str.val,&return_value->value.str.len);
 }
 /* }}} */
@@ -1231,8 +1233,8 @@ PHP_FUNCTION(stripslashes)
 	}
 	convert_to_string_ex(str);
 
-	/* let RETVAL do the estrdup() */
-	RETVAL_STRING((*str)->value.str.val,1);
+	*return_value = **str;
+	zval_copy_ctor(return_value);
 	php_stripslashes(return_value->value.str.val,&return_value->value.str.len);
 }
 /* }}} */