| /* |
| * global.c |
| * |
| * Description: |
| * This translation unit instantiates data associated with the implementation |
| * as a whole. |
| * |
| * -------------------------------------------------------------------------- |
| * |
| * Pthreads-win32 - POSIX Threads Library for Win32 |
| * Copyright(C) 1998 John E. Bossom |
| * Copyright(C) 1999,2005 Pthreads-win32 contributors |
| * |
| * Contact Email: rpj@callisto.canberra.edu.au |
| * |
| * The current list of contributors is contained |
| * in the file CONTRIBUTORS included with the source |
| * code distribution. The list can also be seen at the |
| * following World Wide Web location: |
| * http://sources.redhat.com/pthreads-win32/contributors.html |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library in the file COPYING.LIB; |
| * if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
| */ |
| |
| #include "pthread.h" |
| #include "implement.h" |
| |
| |
| int ptw32_processInitialized = PTW32_FALSE; |
| ptw32_thread_t * ptw32_threadReuseTop = PTW32_THREAD_REUSE_EMPTY; |
| ptw32_thread_t * ptw32_threadReuseBottom = PTW32_THREAD_REUSE_EMPTY; |
| pthread_key_t ptw32_selfThreadKey = NULL; |
| pthread_key_t ptw32_cleanupKey = NULL; |
| pthread_cond_t ptw32_cond_list_head = NULL; |
| pthread_cond_t ptw32_cond_list_tail = NULL; |
| |
| int ptw32_concurrency = 0; |
| |
| /* What features have been auto-detected */ |
| int ptw32_features = 0; |
| |
| /* |
| * Global [process wide] thread sequence Number |
| */ |
| unsigned __int64 ptw32_threadSeqNumber = 0; |
| |
| /* |
| * Function pointer to QueueUserAPCEx if it exists, otherwise |
| * it will be set at runtime to a substitute routine which cannot unblock |
| * blocked threads. |
| */ |
| DWORD (*ptw32_register_cancelation) (PAPCFUNC, HANDLE, DWORD) = NULL; |
| |
| /* |
| * Global lock for managing pthread_t struct reuse. |
| */ |
| ptw32_mcs_lock_t ptw32_thread_reuse_lock = 0; |
| |
| /* |
| * Global lock for testing internal state of statically declared mutexes. |
| */ |
| ptw32_mcs_lock_t ptw32_mutex_test_init_lock = 0; |
| |
| /* |
| * Global lock for testing internal state of PTHREAD_COND_INITIALIZER |
| * created condition variables. |
| */ |
| ptw32_mcs_lock_t ptw32_cond_test_init_lock = 0; |
| |
| /* |
| * Global lock for testing internal state of PTHREAD_RWLOCK_INITIALIZER |
| * created read/write locks. |
| */ |
| ptw32_mcs_lock_t ptw32_rwlock_test_init_lock = 0; |
| |
| /* |
| * Global lock for testing internal state of PTHREAD_SPINLOCK_INITIALIZER |
| * created spin locks. |
| */ |
| ptw32_mcs_lock_t ptw32_spinlock_test_init_lock = 0; |
| |
| /* |
| * Global lock for condition variable linked list. The list exists |
| * to wake up CVs when a WM_TIMECHANGE message arrives. See |
| * w32_TimeChangeHandler.c. |
| */ |
| ptw32_mcs_lock_t ptw32_cond_list_lock = 0; |
| |
| #if defined(_UWIN) |
| /* |
| * Keep a count of the number of threads. |
| */ |
| int pthread_count = 0; |
| #endif |
