From 0b3afcf67b35e3ec3929da266a28e5df9df962ff Mon Sep 17 00:00:00 2001
From: Felipe Pena <felipe@php.net>
Date: Tue, 20 Jan 2009 15:41:23 +0000
Subject: [PATCH] - MFH: Fixed bug #47152 (gzseek/fseek using SEEK_END produces
 strange results)

---
 ext/zlib/zlib_fopen_wrapper.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ext/zlib/zlib_fopen_wrapper.c b/ext/zlib/zlib_fopen_wrapper.c
index dc4c5a70bf..fb71cf1104 100644
--- a/ext/zlib/zlib_fopen_wrapper.c
+++ b/ext/zlib/zlib_fopen_wrapper.c
@@ -60,6 +60,10 @@ static int php_gziop_seek(php_stream *stream, off_t offset, int whence, off_t *n
 
 	assert(self != NULL);
 
+	if (whence == SEEK_END) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "SEEK_END is not supported");
+		return -1;
+	}
 	*newoffs = gzseek(self->gz_file, offset, whence);
 
 	return (*newoffs < 0) ? -1 : 0;
-- 
2.50.1