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version 1.19, 2013/08/26 08:20:55
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version 1.22, 2013/09/02 11:21:22
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Line 115 _sched_threadCleanup(sched_task_t *t)
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Line 115 _sched_threadCleanup(sched_task_t *t)
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| if (!t || !TASK_ROOT(t)) |
if (!t || !TASK_ROOT(t)) |
| return; |
return; |
| |
|
| if (TASK_FLAG(t) == PTHREAD_CREATE_JOINABLE) |
|
| pthread_detach(pthread_self()); |
|
| |
|
| pthread_mutex_lock(&TASK_ROOT(t)->root_mtx[taskTHREAD]); |
pthread_mutex_lock(&TASK_ROOT(t)->root_mtx[taskTHREAD]); |
| TAILQ_REMOVE(&TASK_ROOT(t)->root_thread, t, task_node); |
TAILQ_REMOVE(&TASK_ROOT(t)->root_thread, t, task_node); |
| pthread_mutex_unlock(&TASK_ROOT(t)->root_mtx[taskTHREAD]); |
pthread_mutex_unlock(&TASK_ROOT(t)->root_mtx[taskTHREAD]); |
| |
|
| sched_unuseTask(t); |
sched_unuseTask(t); |
| } |
} |
| void * |
void * |
| _sched_threadWrapper(sched_task_t *t) |
_sched_threadWrapper(sched_task_t *t) |
| { |
{ |
| void *ret = NULL; |
void *ret = NULL; |
| sem_t *s = NULL; |
|
| |
|
| if (!t || !TASK_ROOT(t) || !TASK_RET(t)) |
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| pthread_exit(ret); |
|
| else |
|
| s = (sem_t*) TASK_RET(t); |
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| |
|
| pthread_cleanup_push((void (*)(void*)) _sched_threadCleanup, t); |
pthread_cleanup_push((void (*)(void*)) _sched_threadCleanup, t); |
| |
|
| |
if (!t || !TASK_ROOT(t)) |
| |
pthread_exit(ret); |
| |
|
| pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL); |
pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL); |
| |
/* |
| pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL); |
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL); |
| |
*/ |
| |
|
| /* notify parent, thread is ready for execution */ |
/* notify parent, thread is ready for execution */ |
| sem_post(s); |
|
| pthread_testcancel(); |
pthread_testcancel(); |
| |
|
| ret = TASK_FUNC(t)(t); | ret = schedCall(t); |
| |
|
| pthread_cleanup_pop(42); |
pthread_cleanup_pop(42); |
| TASK_ROOT(t)->root_ret = ret; |
TASK_ROOT(t)->root_ret = ret; |
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Line 156 _sched_threadWrapper(sched_task_t *t)
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Line 150 _sched_threadWrapper(sched_task_t *t)
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| void * |
void * |
| _sched_rtcWrapper(sched_task_t *t) |
_sched_rtcWrapper(sched_task_t *t) |
| { |
{ |
| void *ret = NULL; |
|
| sched_task_func_t func; |
sched_task_func_t func; |
| sched_task_t *task; |
sched_task_t *task; |
| |
sched_root_task_t *r; |
| |
|
| if (!t || !TASK_ROOT(t) || !TASK_DATA(t)) |
if (!t || !TASK_ROOT(t) || !TASK_DATA(t)) |
| return NULL; |
return NULL; |
| else { |
else { |
| |
r = TASK_ROOT(t); |
| task = (sched_task_t*) TASK_DATA(t); |
task = (sched_task_t*) TASK_DATA(t); |
| func = TASK_FUNC(task); |
func = TASK_FUNC(task); |
| } |
} |
| |
|
| ret = func(task); | #ifdef HAVE_LIBPTHREAD |
| | pthread_mutex_lock(&r->root_mtx[taskRTC]); |
| | #endif |
| | TAILQ_REMOVE(&r->root_rtc, task, task_node); |
| | #ifdef HAVE_LIBPTHREAD |
| | pthread_mutex_unlock(&r->root_mtx[taskRTC]); |
| | #endif |
| | sched_unuseTask(task); |
| | |
| timer_delete((timer_t) TASK_DATLEN(t)); |
timer_delete((timer_t) TASK_DATLEN(t)); |
| return ret; | |
| | return schedCall(task); |
| } |
} |
| #endif |
#endif |
| |
|
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Line 1236 schedCallOnce(sched_root_task_t * __restrict root, sch
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Line 1240 schedCallOnce(sched_root_task_t * __restrict root, sch
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| * @root = root task |
* @root = root task |
| * @func = task execution function |
* @func = task execution function |
| * @arg = 1st func argument |
* @arg = 1st func argument |
| * @detach = Detach thread from scheduler, if !=0 |
|
| * @ss = stack size |
* @ss = stack size |
| * @opt_data = Optional data |
* @opt_data = Optional data |
| * @opt_dlen = Optional data length |
* @opt_dlen = Optional data length |
| * return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
| */ |
*/ |
| sched_task_t * |
sched_task_t * |
| schedThread(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int detach, | schedThread(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
| size_t ss, void *opt_data, size_t opt_dlen) |
size_t ss, void *opt_data, size_t opt_dlen) |
| { |
{ |
| #ifndef HAVE_LIBPTHREAD |
#ifndef HAVE_LIBPTHREAD |
|
Line 1251 schedThread(sched_root_task_t * __restrict root, sched
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Line 1254 schedThread(sched_root_task_t * __restrict root, sched
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| return NULL; |
return NULL; |
| #endif |
#endif |
| sched_task_t *task; |
sched_task_t *task; |
| void *ptr; |
|
| pthread_attr_t attr; |
pthread_attr_t attr; |
| sem_t *s = NULL; |
|
| |
|
| if (!root || !func) |
if (!root || !func) |
| return NULL; |
return NULL; |
| else { |
|
| /* normalizing stack size & detach state */ |
|
| if (ss) |
|
| ss &= 0x7FFFFFFF; |
|
| detach = detach ? PTHREAD_CREATE_DETACHED : PTHREAD_CREATE_JOINABLE; |
|
| } |
|
| |
|
| if (!(s = (sem_t*) malloc(sizeof(sem_t)))) { |
|
| LOGERR; |
|
| return NULL; |
|
| } |
|
| if (sem_init(s, 0, 1)) { |
|
| LOGERR; |
|
| free(s); |
|
| return NULL; |
|
| } |
|
| |
|
| /* get new task */ |
/* get new task */ |
| if (!(task = sched_useTask(root))) { |
if (!(task = sched_useTask(root))) { |
| sem_destroy(s); |
|
| free(s); |
|
| |
|
| return NULL; |
return NULL; |
| } |
} |
|
Line 1287 schedThread(sched_root_task_t * __restrict root, sched
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Line 1270 schedThread(sched_root_task_t * __restrict root, sched
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| TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
| |
|
| TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
| TASK_FLAG(task) = detach; |
|
| TASK_RET(task) = (intptr_t) s; |
|
| |
|
| TASK_DATA(task) = opt_data; |
TASK_DATA(task) = opt_data; |
| TASK_DATLEN(task) = opt_dlen; |
TASK_DATLEN(task) = opt_dlen; |
| |
|
| pthread_attr_init(&attr); |
pthread_attr_init(&attr); |
| pthread_attr_setdetachstate(&attr, detach); | pthread_attr_setdetachstate(&attr, PTHREAD_DETACHED); |
| if (ss && (errno = pthread_attr_setstacksize(&attr, ss))) { |
if (ss && (errno = pthread_attr_setstacksize(&attr, ss))) { |
| LOGERR; |
LOGERR; |
| pthread_attr_destroy(&attr); |
pthread_attr_destroy(&attr); |
| sem_destroy(s); |
|
| free(s); |
|
| return sched_unuseTask(task); |
return sched_unuseTask(task); |
| } |
} |
| if ((errno = pthread_attr_getstacksize(&attr, &ss))) { |
if ((errno = pthread_attr_getstacksize(&attr, &ss))) { |
| LOGERR; |
LOGERR; |
| pthread_attr_destroy(&attr); |
pthread_attr_destroy(&attr); |
| sem_destroy(s); |
|
| free(s); |
|
| return sched_unuseTask(task); |
return sched_unuseTask(task); |
| } else |
} else |
| TASK_FLAG(task) |= (ss << 1); | TASK_FLAG(task) = ss; |
| if ((errno = pthread_attr_setguardsize(&attr, ss))) { |
if ((errno = pthread_attr_setguardsize(&attr, ss))) { |
| LOGERR; |
LOGERR; |
| pthread_attr_destroy(&attr); |
pthread_attr_destroy(&attr); |
| sem_destroy(s); |
|
| free(s); |
|
| return sched_unuseTask(task); |
return sched_unuseTask(task); |
| } |
} |
| #ifdef SCHED_RR |
#ifdef SCHED_RR |
|
Line 1322 schedThread(sched_root_task_t * __restrict root, sched
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Line 1297 schedThread(sched_root_task_t * __restrict root, sched
|
| #else |
#else |
| pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
| #endif |
#endif |
| if (root->root_hooks.hook_add.thread) |
|
| ptr = root->root_hooks.hook_add.thread(task, &attr); |
|
| else |
|
| ptr = NULL; |
|
| pthread_attr_destroy(&attr); |
|
| |
|
| if (!ptr) { | pthread_mutex_lock(&root->root_mtx[taskTHREAD]); |
| pthread_mutex_lock(&root->root_mtx[taskTHREAD]); | TAILQ_INSERT_TAIL(&root->root_thread, TASK_ID(task), task_node); |
| TAILQ_INSERT_TAIL(&root->root_thread, TASK_ID(task), task_node); | pthread_mutex_unlock(&root->root_mtx[taskTHREAD]); |
| pthread_mutex_unlock(&root->root_mtx[taskTHREAD]); | |
| |
|
| /* wait for init thread actions */ | if (root->root_hooks.hook_add.thread) |
| sem_wait(s); | if (root->root_hooks.hook_add.thread(task, &attr)) { |
| } else | schedCancel(task); |
| task = sched_unuseTask(task); | task = NULL; |
| } |
| sem_destroy(s); | pthread_attr_destroy(&attr); |
| free(s); | |
| return task; |
return task; |
| } |
} |
| |
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