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version 1.3.4.2, 2012/01/24 14:04:58
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version 1.5.2.1, 2012/04/24 13:29:28
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Line 12 terms:
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Line 12 terms:
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| All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
| |
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| Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
| |
|
| Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
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Line 49 SUCH DAMAGE.
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Line 49 SUCH DAMAGE.
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| /* |
/* |
| * sched_hook_init() - Default INIT hook |
* sched_hook_init() - Default INIT hook |
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* |
| * @root = root task |
* @root = root task |
| * @data = optional data if !=NULL |
* @data = optional data if !=NULL |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 81 sched_hook_init(void *root, void *data)
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Line 82 sched_hook_init(void *root, void *data)
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| |
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| /* |
/* |
| * sched_hook_fini() - Default FINI hook |
* sched_hook_fini() - Default FINI hook |
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* |
| * @root = root task |
* @root = root task |
| * @arg = unused |
* @arg = unused |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 109 sched_hook_fini(void *root, void *arg __unused)
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Line 111 sched_hook_fini(void *root, void *arg __unused)
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| |
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| /* |
/* |
| * sched_hook_cancel() - Default CANCEL hook |
* sched_hook_cancel() - Default CANCEL hook |
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* |
| * @task = current task |
* @task = current task |
| * @arg = unused |
* @arg = unused |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 154 sched_hook_cancel(void *task, void *arg __unused)
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Line 157 sched_hook_cancel(void *task, void *arg __unused)
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| |
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| /* |
/* |
| * sched_hook_read() - Default READ hook |
* sched_hook_read() - Default READ hook |
| |
* |
| * @task = current task |
* @task = current task |
| * @arg = unused |
* @arg = unused |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 194 sched_hook_read(void *task, void *arg __unused)
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Line 198 sched_hook_read(void *task, void *arg __unused)
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| /* |
/* |
| * sched_hook_write() - Default WRITE hook |
* sched_hook_write() - Default WRITE hook |
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* |
| * @task = current task |
* @task = current task |
| * @arg = unused |
* @arg = unused |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 234 sched_hook_write(void *task, void *arg __unused)
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Line 239 sched_hook_write(void *task, void *arg __unused)
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| |
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| /* |
/* |
| * sched_hook_fetch() - Default FETCH hook |
* sched_hook_fetch() - Default FETCH hook |
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* |
| * @root = root task |
* @root = root task |
| * @arg = unused |
* @arg = unused |
| * return: NULL error or !=NULL fetched task |
* return: NULL error or !=NULL fetched task |
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Line 295 retry:
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Line 301 retry:
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| #ifdef TIMER_WITHOUT_SORT |
#ifdef TIMER_WITHOUT_SORT |
| clock_gettime(CLOCK_MONOTONIC, &now); |
clock_gettime(CLOCK_MONOTONIC, &now); |
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| timespecclear(&r->root_wait); | sched_timespecclear(&r->root_wait); |
| TAILQ_FOREACH(task, &r->root_timer, task_node) { |
TAILQ_FOREACH(task, &r->root_timer, task_node) { |
| if (!timespecisset(&r->root_wait)) | if (!sched_timespecisset(&r->root_wait)) |
| r->root_wait = TASK_TS(task); |
r->root_wait = TASK_TS(task); |
| else if (timespeccmp(&TASK_TS(task), &r->root_wait, -) < 0) | else if (sched_timespeccmp(&TASK_TS(task), &r->root_wait, -) < 0) |
| r->root_wait = TASK_TS(task); |
r->root_wait = TASK_TS(task); |
| } |
} |
| |
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| if (TAILQ_FIRST(&r->root_timer)) { |
if (TAILQ_FIRST(&r->root_timer)) { |
| m = r->root_wait; |
m = r->root_wait; |
| timespecsub(&m, &now, &mtmp); | sched_timespecsub(&m, &now, &mtmp); |
| r->root_wait = mtmp; |
r->root_wait = mtmp; |
| } else { |
} else { |
| /* set wait INFTIM */ |
/* set wait INFTIM */ |
| r->root_wait.tv_sec = r->root_wait.tv_usec = -1; | sched_timespecinf(&r->root_wait); |
| } |
} |
| #else |
#else |
| if (!TAILQ_FIRST(&r->root_eventlo) && (task = TAILQ_FIRST(&r->root_timer))) { |
if (!TAILQ_FIRST(&r->root_eventlo) && (task = TAILQ_FIRST(&r->root_timer))) { |
| clock_gettime(CLOCK_MONOTONIC, &now); |
clock_gettime(CLOCK_MONOTONIC, &now); |
| |
|
| m = TASK_TS(task); |
m = TASK_TS(task); |
| timespecsub(&m, &now, &mtmp); | sched_timespecsub(&m, &now, &mtmp); |
| r->root_wait = mtmp; |
r->root_wait = mtmp; |
| } else { |
} else { |
| /* set wait INFTIM */ |
/* set wait INFTIM */ |
| r->root_wait.tv_sec = r->root_wait.tv_nsec = -1; | sched_timespecinf(&r->root_wait); |
| } |
} |
| #endif |
#endif |
| /* if present member of eventLo, set NOWAIT */ |
/* if present member of eventLo, set NOWAIT */ |
| if (TAILQ_FIRST(&r->root_eventlo)) |
if (TAILQ_FIRST(&r->root_eventlo)) |
| timespecclear(&r->root_wait); | sched_timespecclear(&r->root_wait); |
| |
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| if (r->root_wait.tv_sec != -1 && r->root_wait.tv_nsec != -1) |
if (r->root_wait.tv_sec != -1 && r->root_wait.tv_nsec != -1) |
| timeout = &r->root_wait; |
timeout = &r->root_wait; |
| else /* wait INFTIM */ | else if (sched_timespecisinf(&r->root_poll)) |
| timeout = NULL; |
timeout = NULL; |
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else |
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timeout = &r->root_poll; |
| if ((en = kevent(r->root_kq, NULL, 0, res, KQ_EVENTS, timeout)) == -1) { |
if ((en = kevent(r->root_kq, NULL, 0, res, KQ_EVENTS, timeout)) == -1) { |
| if (r->root_hooks.hook_exec.exception) { |
if (r->root_hooks.hook_exec.exception) { |
| if (r->root_hooks.hook_exec.exception(r, NULL)) |
if (r->root_hooks.hook_exec.exception(r, NULL)) |
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Line 463 retry:
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Line 471 retry:
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| clock_gettime(CLOCK_MONOTONIC, &now); |
clock_gettime(CLOCK_MONOTONIC, &now); |
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| TAILQ_FOREACH(task, &r->root_timer, task_node) |
TAILQ_FOREACH(task, &r->root_timer, task_node) |
| if (timespeccmp(&now, &TASK_TS(task), -) >= 0) { | if (sched_timespeccmp(&now, &TASK_TS(task), -) >= 0) { |
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&r->root_mtx[taskTIMER]); |
pthread_mutex_lock(&r->root_mtx[taskTIMER]); |
| #endif |
#endif |
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Line 508 retry:
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Line 516 retry:
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| r->root_eventlo_miss = 0; |
r->root_eventlo_miss = 0; |
| |
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| /* OK, lets get ready task !!! */ |
/* OK, lets get ready task !!! */ |
| if (!(task = TAILQ_FIRST(&r->root_ready))) | task = TAILQ_FIRST(&r->root_ready); |
| goto retry; | if (!(task)) |
| | return NULL; |
| | |
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&r->root_mtx[taskREADY]); |
pthread_mutex_lock(&r->root_mtx[taskREADY]); |
| #endif |
#endif |
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Line 530 retry:
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Line 540 retry:
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| |
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| /* |
/* |
| * sched_hook_exception() - Default EXCEPTION hook |
* sched_hook_exception() - Default EXCEPTION hook |
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* |
| * @root = root task |
* @root = root task |
| * @arg = custom handling: if arg == EV_EOF or other value; default: arg == NULL log errno |
* @arg = custom handling: if arg == EV_EOF or other value; default: arg == NULL log errno |
| * return: <0 errors and 0 ok |
* return: <0 errors and 0 ok |
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Line 556 sched_hook_exception(void *root, void *arg)
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Line 567 sched_hook_exception(void *root, void *arg)
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| /* default case! */ |
/* default case! */ |
| LOGERR; |
LOGERR; |
| return NULL; |
return NULL; |
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} |
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/* |
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* sched_hook_condition() - Default CONDITION hook |
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* |
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* @root = root task |
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* @arg = killState from schedRun() |
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* return: NULL kill scheduler loop or !=NULL ok |
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*/ |
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void * |
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sched_hook_condition(void *root, void *arg) |
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{ |
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sched_root_task_t *r = root; |
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if (!r || !ROOT_DATA(r) || !ROOT_DATLEN(r)) |
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return NULL; |
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return (void*) (r->root_cond - *(intptr_t*) arg); |
| } |
} |