File php-4.3.7-select.patch of Package php4

Passing fds > FD_SETSIZE to FD_SET gives undefined behaviour; avoid it.

Proper fix is to use poll() where available rather than select().

--- php-4.3.8/ext/sockets/sockets.c.select
+++ php-4.3.8/ext/sockets/sockets.c
@@ -511,6 +511,7 @@
 
 		php_sock = (php_socket*) zend_fetch_resource(element TSRMLS_CC, -1, le_socket_name, NULL, 1, le_socket);
 		if (!php_sock) continue; /* If element is not a resource, skip it */
+        if (php_sock->bsd_socket > FD_SETSIZE) continue; /* must ignore it */
 
 		FD_SET(php_sock->bsd_socket, fds);
 		if (php_sock->bsd_socket > *max_fd) {
--- php-4.3.8/ext/standard/file.c.select
+++ php-4.3.8/ext/standard/file.c
@@ -684,6 +684,9 @@
 		 * is not displayed.
 		 * */
 		if (SUCCESS == php_stream_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&this_fd, 1)) {
+            if (this_fd > FD_SETSIZE)
+                continue;
+
 			FD_SET(this_fd, fds);
 			if (this_fd > *max_fd) {
 				*max_fd = this_fd;
--- php-4.3.8/main/network.c.select
+++ php-4.3.8/main/network.c
@@ -287,7 +287,7 @@
 	fd_set wset;
 	fd_set eset;
 
-	if (timeout == NULL)	{
+	if (timeout == NULL || sockfd > FD_SETSIZE)	{
 		/* blocking mode */
 		return connect(sockfd, addr, addrlen);
 	}
@@ -1010,6 +1010,8 @@
 	int retval;
 	struct timeval timeout, *ptimeout;
 
+        if (sock->socket > FD_SETSIZE) return;
+
 	FD_ZERO(&fdr);
 	FD_SET(sock->socket, &fdr);
 	sock->timeout_event = 0;
@@ -1186,6 +1188,9 @@
 	fd_set rfds;
 	struct timeval tv = {0, 0};
 	char buf;
+
+        if (fd > FD_SETSIZE)
+                return 1;
 	
 	/* logic: if the select call indicates that there is data to
 	 * be read, but a read returns 0 bytes of data, then the socket