1 /* 2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 // no precompiled headers 26 #include "runtime/mutexLocker.hpp" 27 #include "runtime/osThread.hpp" 28 29 #include <signal.h> 30 31 void OSThread::pd_initialize() { 32 assert(this != NULL, "check"); 33 #ifdef __APPLE__ 34 _thread_id = 0; 35 #else 36 _thread_id = NULL; 37 #endif 38 _pthread_id = NULL; 39 _siginfo = NULL; 40 _ucontext = NULL; 41 _expanding_stack = 0; 42 _alt_sig_stack = NULL; 43 44 sigemptyset(&_caller_sigmask); 45 46 _startThread_lock = new Monitor(Mutex::event, "startThread_lock", true); 47 assert(_startThread_lock !=NULL, "check"); 48 } 49 50 void OSThread::pd_destroy() { 51 delete _startThread_lock; 52 }