sortix-mirror/libpthread/pthread_detach.c++

37 lines
1.3 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2014.
This file is part of Sortix libpthread.
Sortix libpthread 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 3 of the License, or (at your
option) any later version.
Sortix libpthread 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 Sortix libpthread. If not, see <http://www.gnu.org/licenses/>.
pthread_detach.c++
Detach a thread.
*******************************************************************************/
#include <assert.h>
#include <pthread.h>
extern "C" int pthread_detach(pthread_t thread)
{
if ( pthread_mutex_trylock(&thread->detach_lock) != 0 )
return pthread_join(thread, NULL);
assert(thread->detach_state == PTHREAD_CREATE_JOINABLE);
thread->detach_state = PTHREAD_CREATE_DETACHED;
pthread_mutex_unlock(&thread->detach_lock);
return 0;
}