From: Remi Collet <remi@php.net>
Date: Mon, 22 Apr 2013 15:39:35 +0000 (+0200)
Subject: overflow2 is not exported by system libgd
X-Git-Tag: php-5.5.0beta4~30
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6889a0d1f5a2eaa8103216d9cb01160e7a637f8d;p=php

overflow2 is not exported by system libgd
---

diff --git a/ext/gd/libgd/gd_compat.c b/ext/gd/libgd/gd_compat.c
index 473ea203e5..b56329029e 100644
--- a/ext/gd/libgd/gd_compat.c
+++ b/ext/gd/libgd/gd_compat.c
@@ -33,3 +33,14 @@ const char * gdPngGetVersionString()
 }
 #endif
 
+int overflow2(int a, int b)
+{
+	if(a <= 0 || b <= 0) {
+		return 1;
+	}
+	if(a > INT_MAX / b) {
+		return 1;
+	}
+	return 0;
+}
+