From: Sascha Schumann <sas@php.net>
Date: Tue, 13 May 2003 23:51:57 +0000 (+0000)
Subject: Readd fd 0-2 protection, so that users cannot close them
X-Git-Tag: php-4.3.2RC3~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0e47b9242de85736e7cc5f94d10b9b38b01b6707;p=php

Readd fd 0-2 protection, so that users cannot close them
---

diff --git a/ext/standard/php_fopen_wrapper.c b/ext/standard/php_fopen_wrapper.c
index 87457e60e5..1d1810b49f 100644
--- a/ext/standard/php_fopen_wrapper.c
+++ b/ext/standard/php_fopen_wrapper.c
@@ -124,6 +124,7 @@ php_stream_ops php_stream_input_ops = {
 php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, char *path, char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC)
 {
 	int fd = -1;
+	php_stream *stream = NULL;
 
 	if (!strncasecmp(path, "php://", 6))
 		path += 6;
@@ -145,9 +146,13 @@ php_stream * php_stream_url_wrap_php(php_stream_wrapper *wrapper, char *path, ch
 	}
 
 	if (fd != -1) {
-		return php_stream_fopen_from_fd(fd, mode, NULL);
+		int nfd = dup(fd);
+
+		stream = php_stream_fopen_from_fd(nfd, mode, NULL);
+
+		if (!stream) close(nfd);
 	}
-	return NULL;
+	return stream;
 }
 
 static php_stream_wrapper_ops php_stdio_wops = {