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/*
* exit.c
*
* Description:
* This translation unit implements routines associated with exiting from
* a thread.
*/
#include <windows.h>
#include <process.h>
#include "pthread.h"
#include "implement.h"
void
_pthread_vacuum(void)
{
/* Run all the handlers. */
_pthread_handler_pop_all(_PTHREAD_CLEANUP_STACK,
_PTHREAD_HANDLER_EXECUTE);
/* Pop any atfork handlers without executing them. */
_pthread_handler_pop_all(_PTHREAD_FORKPREPARE_STACK,
_PTHREAD_HANDLER_NOEXECUTE);
_pthread_handler_pop_all(_PTHREAD_FORKPARENT_STACK,
_PTHREAD_HANDLER_NOEXECUTE);
_pthread_handler_pop_all(_PTHREAD_FORKCHILD_STACK,
_PTHREAD_HANDLER_NOEXECUTE);
}
void
_pthread_exit(pthread_t thread, void * value, int return_code)
{
int detachstate;
/* CRITICAL SECTION */
pthread_mutex_lock(&_pthread_table_mutex);
/* Copy value into the thread entry so it can be given
to any joining threads. */
thread->joinvalueptr = value;
pthread_mutex_unlock(&_pthread_table_mutex);
/* END CRITICAL SECTION */
_pthread_vacuum();
/* CRITICAL SECTION */
pthread_mutex_lock(&_pthread_table_mutex);
/* Remove the thread entry on exit only if the thread is detached
AND there are no waiting joins. Otherwise the thread entry will
be deleted by the last waiting pthread_join() after this thread
has terminated. */
if (pthread_attr_getdetachstate(&thread->attr, &detachstate) == 0
&& detachstate == PTHREAD_CREATE_DETACHED
&& thread->join_count == 0)
{
(void) _pthread_delete_thread(thread);
}
pthread_mutex_unlock(&_pthread_table_mutex);
/* END CRITICAL SECTION */
_endthreadex(return_code);
}
void
pthread_exit(void * value)
{
_pthread_exit(pthread_self(), value, 0);
}