From: Derick Rethans <derick@php.net>
Date: Mon, 24 Sep 2001 08:33:51 +0000 (+0000)
Subject: - Fix crash bug (patch by <chocolateboy@lunomail.com>)
X-Git-Tag: PRE_SUBST_Z_MACROS~12
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f1ce7daccdfecb19c403933a706dc260df26c21b;p=php

- Fix crash bug (patch by <chocolateboy@lunomail.com>)
---

diff --git a/ext/standard/string.c b/ext/standard/string.c
index 30302c05c1..c8088dabc6 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -2990,6 +2990,11 @@ PHP_FUNCTION(nl2br)
 	
 	convert_to_string_ex(str);
 
+	/* bail out if the string is empty */
+	if (Z_STRLEN_PP(str) == 0) {
+		RETURN_EMPTY_STRING();
+	}
+	
 	/* Windows style line-endings */
 	tmp = php_str_to_str((*str)->value.str.val, (*str)->value.str.len, "\r\n", 2, "<br />\r\n", 8, &new_length);
 	if (new_length != (*str)->value.str.len)