fixed calculation of unix-socket path length if SUN_LEN is not defined (fixes #553)

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-merge-1.4.x@1022 152afb58-edef-0310-8abb-c4023f1b3aa9

src/mod_fastcgi.c

@@ -1658,7 +1658,7 @@ static connection_result_t fcgi_establish_connection(server *srv, handler_ctx *h
 		servlen = SUN_LEN(&fcgi_addr_un);
 #else
 		/* stevens says: */
-		servlen = proc->socket->used - 1 + sizeof(fcgi_addr_un.sun_family);
+		servlen = proc->socket->used + sizeof(fcgi_addr_un.sun_family);
 #endif
 		fcgi_addr = (struct sockaddr *) &fcgi_addr_un;
 #else

src/mod_scgi.c

@@ -1296,7 +1296,7 @@ static int scgi_establish_connection(server *srv, handler_ctx *hctx) {
 		servlen = SUN_LEN(&scgi_addr_un);
 #else
 		/* stevens says: */
-		servlen = proc->socket->used - 1 + sizeof(scgi_addr_un.sun_family);
+		servlen = proc->socket->used + sizeof(scgi_addr_un.sun_family);
 #endif
 		scgi_addr = (struct sockaddr *) &scgi_addr_un;
 #else