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*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include <errno.h>
#import "macros.h"
bool
of_thread_attr_init(of_thread_attr_t *attr)
{
attr->priority = 0;
attr->stackSize = 0;
return true;
}
bool
of_thread_new(of_thread_t *thread, void (*function)(id), id object,
const of_thread_attr_t *attr)
{
*thread = CreateThread(NULL, (attr != NULL ? attr->stackSize : 0),
(LPTHREAD_START_ROUTINE)function, (void *)object, 0, NULL);
if (thread == NULL)
return false;
if (thread == NULL) {
switch (GetLastError()) {
case ERROR_NOT_ENOUGH_MEMORY:
errno = ENOMEM;
return false;
case ERROR_ACCESS_DENIED:
errno = EACCES;
return false;
default:
OF_ENSURE(0);
}
}
if (attr != NULL && attr->priority != 0) {
DWORD priority;
if (attr->priority < -1 || attr->priority > 1)
if (attr->priority < -1 || attr->priority > 1) {
errno = EINVAL;
return false;
}
if (attr->priority < 0)
priority = THREAD_PRIORITY_LOWEST +
(1.0 + attr->priority) *
(THREAD_PRIORITY_NORMAL - THREAD_PRIORITY_LOWEST);
else
priority = THREAD_PRIORITY_NORMAL +
attr->priority *
(THREAD_PRIORITY_HIGHEST - THREAD_PRIORITY_NORMAL);
if (!SetThreadPriority(*thread, priority))
OF_ENSURE(!SetThreadPriority(*thread, priority));
return false;
if (WaitForSingleObject(thread, INFINITE))
return false;
switch (WaitForSingleObject(thread, INFINITE)) {
case WAIT_OBJECT_0:
CloseHandle(thread);
return true;
case WAIT_FAILED:
switch (GetLastError()) {
case ERROR_INVALID_HANDLE:
errno = EINVAL;
return false;
default:
OF_ENSURE(0);
}
CloseHandle(thread);
return true;
|