3261N/A * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A int n =
sizeof(
int);
0N/A /* save last winsock error */ 0N/A if (
block) {
/* must configure socket back to blocking state */ 0N/A * Socket is writable or error occured. On some Windows editions 0N/A * the socket will appear writable when the connect fails so we 0N/A * check for error rather than writable. 0N/A return 1;
/* connection established */ 0N/A * A getsockopt( SO_ERROR ) may indicate success on NT4 even 0N/A * though the connection has failed. The workaround is to allow 0N/A * winsock to be scheduled and this is done via by yielding. 0N/A * As the yield approach is problematic in heavy load situations 0N/A * we attempt up to 3 times to get the failure reason.