/* * 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