From: Ilia Alshanetsky <iliaa@php.net>
Date: Fri, 25 Jan 2008 01:31:10 +0000 (+0000)
Subject: Adjust new chr() param handling to address chr("") calls
X-Git-Tag: RELEASE_1_3_1~298
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1a7b75eb116174b640a78597e530847e2c485788;p=php

Adjust new chr() param handling to address chr("") calls
---

diff --git a/ext/standard/string.c b/ext/standard/string.c
index e232d5c1eb..41844a54e6 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -2604,9 +2604,14 @@ PHP_FUNCTION(chr)
 	long c;
 	char temp[2];
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &c) == FAILURE) {
-		return;
+	if (ZEND_NUM_ARGS() != 1) {
+		WRONG_PARAM_COUNT;
 	}
+
+	if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "l", &c) == FAILURE) {
+		c = 0;
+	}
+
 	temp[0] = (char)c;
 	temp[1] = '\0';