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#ifndef OF_MORPHOS
extern void of_tlskey_thread_exited(void);
#endif
static of_tlskey_t threadKey;
OF_CONSTRUCTOR()
{
OF_ENSURE(of_tlskey_new(&threadKey));
OF_ENSURE(of_tlskey_new(&threadKey) == 0);
}
static void
functionWrapper(void)
{
bool detached = false;
of_thread_t thread =
(of_thread_t)((struct Process *)FindTask(NULL))->pr_ExitData;
OF_ENSURE(of_tlskey_set(threadKey, thread));
OF_ENSURE(of_tlskey_set(threadKey, thread) == 0);
thread->function(thread->object);
ObtainSemaphore(&thread->semaphore);
@try {
thread->done = true;
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ReleaseSemaphore(&thread->semaphore);
}
if (detached)
free(thread);
}
bool
int
of_thread_attr_init(of_thread_attr_t *attr)
{
attr->priority = 0;
attr->stackSize = 0;
return true;
return 0;
}
bool
int
of_thread_new(of_thread_t *thread, const char *name, void (*function)(id),
id object, const of_thread_attr_t *attr)
{
OFMutableData *tags = nil;
if ((*thread = calloc(1, sizeof(**thread))) == NULL) {
if ((*thread = calloc(1, sizeof(**thread))) == NULL)
errno = ENOMEM;
return false;
return ENOMEM;
}
@try {
(*thread)->function = function;
(*thread)->object = object;
InitSemaphore(&(*thread)->semaphore);
tags = [[OFMutableData alloc]
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ADD_TAG(NP_Output, ((struct Process *)FindTask(NULL))->pr_COS)
ADD_TAG(NP_Error, ((struct Process *)FindTask(NULL))->pr_CES)
ADD_TAG(NP_CloseInput, FALSE)
ADD_TAG(NP_CloseOutput, FALSE)
ADD_TAG(NP_CloseError, FALSE)
if (attr != NULL && attr->priority != 0) {
if (attr->priority < 1 || attr->priority > 1) {
if (attr->priority < 1 || attr->priority > 1)
errno = EINVAL;
return false;
return EINVAL;
}
/*
* -1 should be -128 (lowest possible priority) while
* +1 should be +127 (highest possible priority).
*/
ADD_TAG(NP_Priority, (attr->priority > 0
? attr->priority * 127 : attr->priority * 128))
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ADD_TAG(TAG_DONE, 0)
#undef ADD_TAG
(*thread)->task = (struct Task *)CreateNewProc(tags.items);
if ((*thread)->task == NULL) {
free(*thread);
errno = EAGAIN;
return false;
return EAGAIN;
}
} @catch (id e) {
free(*thread);
@throw e;
} @finally {
[tags release];
}
return true;
return 0;
}
of_thread_t
of_thread_current(void)
{
return of_tlskey_get(threadKey);
}
bool
int
of_thread_join(of_thread_t thread)
{
ObtainSemaphore(&thread->semaphore);
if (thread->done) {
ReleaseSemaphore(&thread->semaphore);
free(thread);
return true;
return 0;
}
@try {
if (thread->detached || thread->joinTask != NULL) {
if (thread->detached || thread->joinTask != NULL)
errno = EINVAL;
return false;
}
return EINVAL;
if ((thread->joinSigBit = AllocSignal(-1)) == -1) {
if ((thread->joinSigBit = AllocSignal(-1)) == -1)
errno = EAGAIN;
return false;
return EAGAIN;
}
thread->joinTask = FindTask(NULL);
} @finally {
ReleaseSemaphore(&thread->semaphore);
}
Wait(1ul << thread->joinSigBit);
FreeSignal(thread->joinSigBit);
assert(thread->done);
free(thread);
return true;
return 0;
}
bool
int
of_thread_detach(of_thread_t thread)
{
ObtainSemaphore(&thread->semaphore);
if (thread->done)
free(thread);
else
thread->detached = true;
ReleaseSemaphore(&thread->semaphore);
return true;
return 0;
}
void
of_thread_set_name(const char *name)
{
}
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