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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.
*/
#import "threading.h"
of_thread_new(of_thread_t *thread, id (*function)(id), id data)
{
return (pthread_create(thread, NULL, (void*(*)(void*))function,
(__bridge void*)data) == 0);
}
bool
of_thread_join(of_thread_t thread)
{
void *ret;
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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.
*/
bool
of_thread_attr_init(of_thread_attr_t *attr)
{
pthread_attr_t pattr;
if (pthread_attr_init(&pattr) != 0)
return false;
@try {
int policy, minPrio, maxPrio;
struct sched_param param;
if (pthread_attr_getschedpolicy(&pattr, &policy) != 0)
return false;
minPrio = sched_get_priority_min(policy);
maxPrio = sched_get_priority_max(policy);
if (pthread_attr_getschedparam(&pattr, ¶m) != 0)
return false;
attr->priority = (float)(param.sched_priority - minPrio) /
(maxPrio - minPrio);
if (pthread_attr_getstacksize(&pattr, &attr->stackSize) != 0)
return false;
return true;
} @finally {
pthread_attr_destroy(&pattr);
}
}
bool
of_thread_new(of_thread_t *thread, id (*function)(id), id data,
const of_thread_attr_t *attr)
{
pthread_attr_t pattr;
if (pthread_attr_init(&pattr) != 0)
return false;
@try {
if (attr != NULL) {
int policy, minPrio, maxPrio;
struct sched_param param;
if (attr->priority < 0 || attr->priority > 1)
return false;
if (pthread_attr_getschedpolicy(&pattr, &policy) != 0)
return false;
minPrio = sched_get_priority_min(policy);
maxPrio = sched_get_priority_max(policy);
param.sched_priority = (float)minPrio +
attr->priority * (maxPrio - minPrio);
if (pthread_attr_setinheritsched(&pattr,
PTHREAD_EXPLICIT_SCHED) != 0)
return false;
if (pthread_attr_setschedparam(&pattr, ¶m) != 0)
return false;
if (pthread_attr_setstacksize(&pattr,
attr->stackSize) != 0)
return false;
}
return (pthread_create(thread, &pattr,
(void*(*)(void*))function, (__bridge void*)data) == 0);
} @finally {
pthread_attr_destroy(&pattr);
}
}
bool
of_thread_join(of_thread_t thread)
{
void *ret;
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