--- embedaddon/php/ext/mbstring/mbstring.c	2012/05/29 12:34:40	1.1.1.2
+++ embedaddon/php/ext/mbstring/mbstring.c	2013/07/22 01:31:53	1.1.1.3
@@ -2,7 +2,7 @@
    +----------------------------------------------------------------------+
    | PHP Version 5                                                        |
    +----------------------------------------------------------------------+
-   | Copyright (c) 1997-2012 The PHP Group                                |
+   | Copyright (c) 1997-2013 The PHP Group                                |
    +----------------------------------------------------------------------+
    | This source file is subject to version 3.01 of the PHP license,      |
    | that is bundled with this package in the file LICENSE, and is        |
@@ -17,7 +17,7 @@
    +----------------------------------------------------------------------+
  */
 
-/* $Id: mbstring.c,v 1.1.1.2 2012/05/29 12:34:40 misho Exp $ */
+/* $Id: mbstring.c,v 1.1.1.3 2013/07/22 01:31:53 misho Exp $ */
 
 /*
  * PHP 4 Multibyte String module "mbstring"
@@ -2715,9 +2715,10 @@ PHP_FUNCTION(mb_substr)
 	char *str, *encoding;
 	long from, len;
 	int mblen, str_len, encoding_len;
+	zval **z_len = NULL;
 	mbfl_string string, result, *ret;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|ls", &str, &str_len, &from, &len, &encoding, &encoding_len) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|Zs", &str, &str_len, &from, &z_len, &encoding, &encoding_len) == FAILURE) {
 		return;
 	}
 
@@ -2736,8 +2737,11 @@ PHP_FUNCTION(mb_substr)
 	string.val = (unsigned char *)str;
 	string.len = str_len;
 
-	if (argc < 3) {
+	if (argc < 3 || Z_TYPE_PP(z_len) == IS_NULL) {
 		len = str_len;
+	} else {
+		convert_to_long_ex(z_len);
+		len = Z_LVAL_PP(z_len);
 	}
 
 	/* measures length */
@@ -2788,13 +2792,14 @@ PHP_FUNCTION(mb_strcut)
 	char *encoding;
 	long from, len;
 	int encoding_len;
+	zval **z_len = NULL;
 	mbfl_string string, result, *ret;
 
 	mbfl_string_init(&string);
 	string.no_language = MBSTRG(language);
 	string.no_encoding = MBSTRG(current_internal_encoding)->no_encoding;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|ls", (char **)&string.val, (int **)&string.len, &from, &len, &encoding, &encoding_len) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|Zs", (char **)&string.val, (int **)&string.len, &from, &z_len, &encoding, &encoding_len) == FAILURE) {
 		return;
 	}
 
@@ -2806,8 +2811,11 @@ PHP_FUNCTION(mb_strcut)
 		}
 	}
 
-	if (argc < 3) {
+	if (argc < 3 || Z_TYPE_PP(z_len) == IS_NULL) {
 		len = string.len;
+	} else {
+		convert_to_long_ex(z_len);
+		len = Z_LVAL_PP(z_len);
 	}
 
 	/* if "from" position is negative, count start position from the end