version 1.26, 2014/06/05 22:37:29
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version 1.35.2.1, 2024/02/26 12:56:21
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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 - 2014 | Copyright 2004 - 2024 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 181 schedRegisterHooks(sched_root_task_t * __restrict root
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Line 181 schedRegisterHooks(sched_root_task_t * __restrict root
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root->root_hooks.hook_add.alarm = sched_hook_alarm; |
root->root_hooks.hook_add.alarm = sched_hook_alarm; |
root->root_hooks.hook_add.node = sched_hook_node; |
root->root_hooks.hook_add.node = sched_hook_node; |
root->root_hooks.hook_add.proc = sched_hook_proc; |
root->root_hooks.hook_add.proc = sched_hook_proc; |
root->root_hooks.hook_add.signal = sched_hook_signal; |
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#ifdef EVFILT_USER |
#ifdef EVFILT_USER |
root->root_hooks.hook_add.user = sched_hook_user; |
root->root_hooks.hook_add.user = sched_hook_user; |
#endif |
#endif |
Line 189 schedRegisterHooks(sched_root_task_t * __restrict root
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Line 188 schedRegisterHooks(sched_root_task_t * __restrict root
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#ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
root->root_hooks.hook_add.thread = sched_hook_thread; |
root->root_hooks.hook_add.thread = sched_hook_thread; |
#endif |
#endif |
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root->root_hooks.hook_add.signal = sched_hook_signal; |
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root->root_hooks.hook_exec.cancel = sched_hook_cancel; |
root->root_hooks.hook_exec.cancel = sched_hook_cancel; |
root->root_hooks.hook_exec.fetch = sched_hook_fetch; |
root->root_hooks.hook_exec.fetch = sched_hook_fetch; |
Line 211 schedInit(void ** __restrict data, size_t datlen)
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Line 211 schedInit(void ** __restrict data, size_t datlen)
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{ |
{ |
sched_root_task_t *root = NULL; |
sched_root_task_t *root = NULL; |
int (*func)(sched_root_task_t *); |
int (*func)(sched_root_task_t *); |
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#if SUP_ENABLE == KQ_SUPPORT |
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sigset_t ss; |
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#endif |
#ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
register int i; |
register int i; |
#endif |
#endif |
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root = malloc(sizeof(sched_root_task_t)); | root = e_malloc(sizeof(sched_root_task_t)); |
if (!root) { |
if (!root) { |
LOGERR; |
LOGERR; |
} else { |
} else { |
Line 228 schedInit(void ** __restrict data, size_t datlen)
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Line 231 schedInit(void ** __restrict data, size_t datlen)
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sched_timespecinf(&root->root_poll); |
sched_timespecinf(&root->root_poll); |
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#ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
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if (pthread_mutex_init(&root->root_sigmtx, NULL)) { |
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LOGERR; |
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e_free(root); |
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return NULL; |
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} |
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for (i = 0; i < taskMAX; i++) |
for (i = 0; i < taskMAX; i++) |
if ((errno = pthread_mutex_init(&root->root_mtx[i], NULL))) { |
if ((errno = pthread_mutex_init(&root->root_mtx[i], NULL))) { |
LOGERR; |
LOGERR; |
while (i) |
while (i) |
pthread_mutex_destroy(&root->root_mtx[--i]); |
pthread_mutex_destroy(&root->root_mtx[--i]); |
free(root); | e_free(root); |
return NULL; |
return NULL; |
} |
} |
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Line 262 schedInit(void ** __restrict data, size_t datlen)
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Line 271 schedInit(void ** __restrict data, size_t datlen)
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#ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
for (i = 0; i < taskMAX; i++) |
for (i = 0; i < taskMAX; i++) |
pthread_mutex_unlock(&root->root_mtx[i]); |
pthread_mutex_unlock(&root->root_mtx[i]); |
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#if SUP_ENABLE == KQ_SUPPORT |
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sigfillset(&ss); |
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pthread_sigmask(SIG_BLOCK, &ss, &root->root_oldset); |
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#else |
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pthread_sigmask(SIG_BLOCK, NULL, &root->root_oldset); |
#endif |
#endif |
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#else |
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sigprocmask(SIG_BLOCK, NULL, &root->root_oldset); |
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#endif |
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if (data && *data) { |
if (data && *data) { |
if (datlen) { |
if (datlen) { |
Line 373 schedEnd(sched_root_task_t ** __restrict root)
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Line 391 schedEnd(sched_root_task_t ** __restrict root)
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SCHED_QLOCK((*root), taskUNUSE); |
SCHED_QLOCK((*root), taskUNUSE); |
TAILQ_FOREACH_SAFE(task, &(*root)->root_unuse, task_node, tmp) { |
TAILQ_FOREACH_SAFE(task, &(*root)->root_unuse, task_node, tmp) { |
TAILQ_REMOVE(&(*root)->root_unuse, task, task_node); |
TAILQ_REMOVE(&(*root)->root_unuse, task, task_node); |
free(task); | e_free(task); |
} |
} |
SCHED_QUNLOCK((*root), taskUNUSE); |
SCHED_QUNLOCK((*root), taskUNUSE); |
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Line 382 schedEnd(sched_root_task_t ** __restrict root)
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Line 400 schedEnd(sched_root_task_t ** __restrict root)
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#ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
for (i = 0; i < taskMAX; i++) { |
for (i = 0; i < taskMAX; i++) { |
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SCHED_QTRYLOCK(*root, i); |
SCHED_QUNLOCK(*root, i); |
SCHED_QUNLOCK(*root, i); |
pthread_mutex_destroy(&(*root)->root_mtx[i]); |
pthread_mutex_destroy(&(*root)->root_mtx[i]); |
} |
} |
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if ((*root)->root_sigthr) { |
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pthread_cancel((*root)->root_sigthr); |
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#ifdef __linux__ |
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(*root)->root_sigthr = 0L; |
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#else |
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(*root)->root_sigthr = NULL; |
#endif |
#endif |
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pthread_sigmask(SIG_SETMASK, &(*root)->root_oldset, NULL); |
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pthread_mutex_unlock(&(*root)->root_sigmtx); |
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} |
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pthread_mutex_destroy(&(*root)->root_sigmtx); |
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#else |
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sigprocmask(SIG_SETMASK, &(*root)->root_oldset, NULL); |
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#endif |
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free(*root); | e_free(*root); |
*root = NULL; |
*root = NULL; |
return 0; |
return 0; |
} |
} |
Line 559 schedQuery(sched_task_t * __restrict task)
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Line 592 schedQuery(sched_task_t * __restrict task)
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* [ CRITERIA_ANY|CRITERIA_CALL|CRITERIA_ARG|CRITERIA_FD|CRITERIA_VAL| |
* [ CRITERIA_ANY|CRITERIA_CALL|CRITERIA_ARG|CRITERIA_FD|CRITERIA_VAL| |
* CRITERIA_ID|CRITERIA_TS|CRITERIA_DATA|CRITERIA_DATLEN ] |
* CRITERIA_ID|CRITERIA_TS|CRITERIA_DATA|CRITERIA_DATLEN ] |
* @param = search parameter |
* @param = search parameter |
* return: -1 error, 0 found or 1 not found | * return: NULL not found or !=NULL task |
*/ |
*/ |
int | sched_task_t * |
schedQueryby(sched_root_task_t * __restrict root, sched_task_type_t type, |
schedQueryby(sched_root_task_t * __restrict root, sched_task_type_t type, |
u_char criteria, void *param) |
u_char criteria, void *param) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
sched_queue_t *queue; |
sched_queue_t *queue; |
register int flg = 0; |
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if (!root) |
if (!root) |
return -1; | return NULL; |
/* if type == taskMAX check in all queues */ |
/* if type == taskMAX check in all queues */ |
if (type == taskMAX) { |
if (type == taskMAX) { |
if ((flg = schedQueryby(root, taskREAD, criteria, param)) < 1) | if ((task = schedQueryby(root, taskREAD, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskWRITE, criteria, param)) < 1) | if ((task = schedQueryby(root, taskWRITE, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskTIMER, criteria, param)) < 1) | if ((task = schedQueryby(root, taskTIMER, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskALARM, criteria, param)) < 1) | if ((task = schedQueryby(root, taskALARM, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskRTC, criteria, param)) < 1) | if ((task = schedQueryby(root, taskRTC, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskNODE, criteria, param)) < 1) | if ((task = schedQueryby(root, taskNODE, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskPROC, criteria, param)) < 1) | if ((task = schedQueryby(root, taskPROC, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskSIGNAL, criteria, param)) < 1) | if ((task = schedQueryby(root, taskSIGNAL, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskAIO, criteria, param)) < 1) | if ((task = schedQueryby(root, taskAIO, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskLIO, criteria, param)) < 1) | if ((task = schedQueryby(root, taskLIO, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskUSER, criteria, param)) < 1) | if ((task = schedQueryby(root, taskUSER, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskEVENT, criteria, param)) < 1) | if ((task = schedQueryby(root, taskEVENT, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskTASK, criteria, param)) < 1) | if ((task = schedQueryby(root, taskTASK, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskSUSPEND, criteria, param)) < 1) | if ((task = schedQueryby(root, taskSUSPEND, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskREADY, criteria, param)) < 1) | if ((task = schedQueryby(root, taskREADY, criteria, param))) |
return flg; | return task; |
if ((flg = schedQueryby(root, taskTHREAD, criteria, param)) < 1) | if ((task = schedQueryby(root, taskTHREAD, criteria, param))) |
return flg; | return task; |
return 1; /* not found */ | return NULL; /* not found */ |
} |
} |
/* choosen queue */ |
/* choosen queue */ |
switch (type) { |
switch (type) { |
Line 658 schedQueryby(sched_root_task_t * __restrict root, sche
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Line 690 schedQueryby(sched_root_task_t * __restrict root, sche
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queue = &root->root_thread; |
queue = &root->root_thread; |
break; |
break; |
default: |
default: |
return 1; /* not found */ | return NULL; /* not found */ |
} |
} |
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TAILQ_FOREACH(task, queue, task_node) { |
TAILQ_FOREACH(task, queue, task_node) { |
switch (criteria) { |
switch (criteria) { |
case CRITERIA_ANY: |
case CRITERIA_ANY: |
return 0; /* found */ | return task; /* found */ |
case CRITERIA_CALL: |
case CRITERIA_CALL: |
if (TASK_FUNC(task) == (sched_task_func_t) param) |
if (TASK_FUNC(task) == (sched_task_func_t) param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_ARG: |
case CRITERIA_ARG: |
if (TASK_ARG(task) == param) |
if (TASK_ARG(task) == param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_FD: |
case CRITERIA_FD: |
if (TASK_FD(task) == (intptr_t) param) |
if (TASK_FD(task) == (intptr_t) param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_ID: |
case CRITERIA_ID: |
case CRITERIA_VAL: |
case CRITERIA_VAL: |
if (TASK_VAL(task) == (u_long) param) |
if (TASK_VAL(task) == (u_long) param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_TS: |
case CRITERIA_TS: |
if (!sched_timespeccmp(&TASK_TS(task), |
if (!sched_timespeccmp(&TASK_TS(task), |
(struct timespec*) param, -)) |
(struct timespec*) param, -)) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_DATA: |
case CRITERIA_DATA: |
if (TASK_DATA(task) == param) |
if (TASK_DATA(task) == param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
case CRITERIA_DATLEN: |
case CRITERIA_DATLEN: |
if (TASK_DATLEN(task) == (size_t) param) |
if (TASK_DATLEN(task) == (size_t) param) |
return 0; /* found */ | return task; /* found */ |
break; |
break; |
default: |
default: |
sched_SetErr(EINVAL, "Invalid parameter criteria %d", |
sched_SetErr(EINVAL, "Invalid parameter criteria %d", |
criteria); |
criteria); |
return 1; /* not found */ | return NULL; /* not found */ |
} |
} |
} |
} |
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return 1; /* not found */ | return NULL; /* not found */ |
} |
} |
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/* |
/* |
Line 1109 schedResumeby(sched_root_task_t * __restrict root, u_c
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Line 1141 schedResumeby(sched_root_task_t * __restrict root, u_c
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SCHED_QUNLOCK(root, taskSUSPEND); |
SCHED_QUNLOCK(root, taskSUSPEND); |
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return flg; |
return flg; |
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} |
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static void * |
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_sched_sigDisp(void *arg) |
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{ |
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sched_root_task_t *root = arg; |
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sched_task_t *task, *tmp; |
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int sig, flg; |
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sigset_t ss; |
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sigfillset(&ss); |
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while (root->root_sigthr) { |
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if (sigwait(&ss, &sig)) |
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continue; |
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pthread_mutex_lock(&root->root_sigmtx); |
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if (!sigismember(&root->root_sigset, sig)) { |
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pthread_mutex_unlock(&root->root_sigmtx); |
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continue; |
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} |
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flg = 0; |
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TAILQ_FOREACH_SAFE(task, &root->root_signal, task_node, tmp) { |
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if (TASK_VAL(task) == (uintptr_t) sig) { |
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if (!flg) { |
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TASK_RET(task) = 0; |
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TASK_FLAG(task) = 0; |
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/* remove signal handle */ |
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transit_task2ready(task, &root->root_signal); |
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} |
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flg++; |
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} |
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} |
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if (flg < 2) |
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sigdelset(&root->root_sigset, sig); |
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pthread_mutex_unlock(&root->root_sigmtx); |
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} |
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return NULL; |
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} |
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/* |
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* schedSignalDispatch() - Activate or Deactivate signal dispatcher |
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* |
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* @root = root task |
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* @on = Activate or =0 deactivate |
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* return: -1 error or 0 ok |
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*/ |
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int |
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schedSignalDispatch(sched_root_task_t * __restrict root, int on) |
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{ |
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sigset_t ss; |
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struct timespec ts = { .tv_sec = 1, .tv_nsec = 0 }; |
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#ifndef HAVE_LIBPTHREAD |
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sched_SetErr(ENOTSUP, "Library has not support pthreads"); |
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return -1; |
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#else |
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pthread_attr_t attr; |
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#endif |
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#if SUP_ENABLE == KQ_SUPPORT |
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return 0; |
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#endif |
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if (!on) { |
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if (root->root_sigthr) |
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pthread_cancel(root->root_sigthr); |
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#ifdef __linux__ |
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root->root_sigthr = 0L; |
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#else |
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root->root_sigthr = NULL; |
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#endif |
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return 0; |
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} |
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/* if we have already started signal thread, then skip routine */ |
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if (root->root_sigthr) |
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return 0; |
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/* if we have not using polling, then we must turn on */ |
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if (sched_timespecisinf(&root->root_poll)) |
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schedPolling(root, &ts, NULL); |
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pthread_attr_init(&attr); |
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
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#ifdef SCHED_RR |
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pthread_attr_setschedpolicy(&attr, SCHED_RR); |
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#else |
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pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
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#endif |
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sigfillset(&ss); |
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pthread_sigmask(SIG_BLOCK, &ss, NULL); |
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if (pthread_create(&root->root_sigthr, &attr, _sched_sigDisp, root)) { |
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sched_SetErr(errno, "pthread_create(SignalDispatch) #%d - %s", |
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errno, strerror(errno)); |
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#ifdef __linux__ |
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root->root_sigthr = 0L; |
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#else |
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root->root_sigthr = NULL; |
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#endif |
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pthread_sigmask(SIG_SETMASK, &root->root_oldset, NULL); |
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return -1; |
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} |
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return 0; |
} |
} |