/* * 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) 1999,2003 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;pthread_t ptw32_threadReuseTop = PTW32_THREAD_REUSE_BOTTOM;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;/*  * Function pointer to InterlockedCompareExchange if it exists; otherwise NULL  */PTW32_INTERLOCKED_LONG(WINAPI *ptw32_interlocked_compare_exchange)(PTW32_INTERLOCKED_LPLONG,                                             PTW32_INTERLOCKED_LONG,                                             PTW32_INTERLOCKED_LONG) = NULL;/* * Global lock for managing pthread_t struct reuse. */CRITICAL_SECTION ptw32_thread_reuse_lock;/* * Global lock for testing internal state of PTHREAD_MUTEX_INITIALIZER * created mutexes. */CRITICAL_SECTION ptw32_mutex_test_init_lock;/* * Global lock for testing internal state of PTHREAD_COND_INITIALIZER * created condition variables. */CRITICAL_SECTION ptw32_cond_test_init_lock;/* * Global lock for testing internal state of PTHREAD_RWLOCK_INITIALIZER * created read/write locks. */CRITICAL_SECTION ptw32_rwlock_test_init_lock;/* * Global lock for testing internal state of PTHREAD_SPINLOCK_INITIALIZER * created spin locks. */CRITICAL_SECTION ptw32_spinlock_test_init_lock;/* * Global lock for condition variable linked list. The list exists * to wake up CVs when a WM_TIMECHANGE message arrives. See * w32_TimeChangeHandler.c. */CRITICAL_SECTION ptw32_cond_list_lock;#ifdef _UWIN/* * Keep a count of the number of threads. */int pthread_count = 0;#endif