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Diffstat (limited to 'pthreads/src/pthread_detach.c')
| -rw-r--r-- | pthreads/src/pthread_detach.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/pthreads/src/pthread_detach.c b/pthreads/src/pthread_detach.c deleted file mode 100644 index 9ff6587..0000000 --- a/pthreads/src/pthread_detach.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * pthread_detach.c - * - * Description: - * This translation unit implements functions related to thread - * synchronisation. - * - * -------------------------------------------------------------------------- - * - * 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" - -/* - * Not needed yet, but defining it should indicate clashes with build target - * environment that should be fixed. - */ -#if !defined(WINCE) -# include <signal.h> -#endif - - -int -pthread_detach (pthread_t thread) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function detaches the given thread. - * - * PARAMETERS - * thread - * an instance of a pthread_t - * - * - * DESCRIPTION - * This function detaches the given thread. You may use it to - * detach the main thread or to detach a joinable thread. - * NOTE: detached threads cannot be joined; - * storage is freed immediately on termination. - * - * RESULTS - * 0 successfully detached the thread, - * EINVAL thread is not a joinable thread, - * ENOSPC a required resource has been exhausted, - * ESRCH no thread could be found for 'thread', - * - * ------------------------------------------------------ - */ -{ - int result; - BOOL destroyIt = PTW32_FALSE; - ptw32_thread_t * tp = (ptw32_thread_t *) thread.p; - ptw32_mcs_local_node_t node; - - ptw32_mcs_lock_acquire(&ptw32_thread_reuse_lock, &node); - - if (NULL == tp - || thread.x != tp->ptHandle.x) - { - result = ESRCH; - } - else if (PTHREAD_CREATE_DETACHED == tp->detachState) - { - result = EINVAL; - } - else - { - ptw32_mcs_local_node_t stateLock; - /* - * Joinable ptw32_thread_t structs are not scavenged until - * a join or detach is done. The thread may have exited already, - * but all of the state and locks etc are still there. - */ - result = 0; - - ptw32_mcs_lock_acquire (&tp->stateLock, &stateLock); - if (tp->state != PThreadStateLast) - { - tp->detachState = PTHREAD_CREATE_DETACHED; - } - else if (tp->detachState != PTHREAD_CREATE_DETACHED) - { - /* - * Thread is joinable and has exited or is exiting. - */ - destroyIt = PTW32_TRUE; - } - ptw32_mcs_lock_release (&stateLock); - } - - ptw32_mcs_lock_release(&node); - - if (result == 0) - { - /* Thread is joinable */ - - if (destroyIt) - { - /* The thread has exited or is exiting but has not been joined or - * detached. Need to wait in case it's still exiting. - */ - (void) WaitForSingleObject(tp->threadH, INFINITE); - ptw32_threadDestroy (thread); - } - } - - return (result); - -} /* pthread_detach */ |