version 1.35, 2011/07/25 07:44:59
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version 1.38, 2011/09/14 17:55:59
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Line 1
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Line 1
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.1.2 |
RPL/2 (R) version 4.1.3 |
Copyright (C) 1989-2011 Dr. BERTRAND Joël |
Copyright (C) 1989-2011 Dr. BERTRAND Joël |
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This file is part of RPL/2. |
This file is part of RPL/2. |
Line 809 instruction_save(struct_processus *s_eta
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Line 809 instruction_save(struct_processus *s_eta
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void |
void |
instruction_suspend(struct_processus *s_etat_processus) |
instruction_suspend(struct_processus *s_etat_processus) |
{ |
{ |
sigset_t masque; |
struct timespec attente; |
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(*s_etat_processus).erreur_execution = d_ex; |
(*s_etat_processus).erreur_execution = d_ex; |
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Line 819 instruction_suspend(struct_processus *s_
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Line 819 instruction_suspend(struct_processus *s_
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if ((*s_etat_processus).langue == 'F') |
if ((*s_etat_processus).langue == 'F') |
{ |
{ |
printf("(attend un signal SIGCONT)\n\n"); |
printf("(attend un signal RPL/SIGCONT)\n\n"); |
printf(" Aucun argument\n"); |
printf(" Aucun argument\n"); |
} |
} |
else |
else |
{ |
{ |
printf("(wait for SIGCONT signal)\n\n"); |
printf("(wait for RPL/SIGCONT signal)\n\n"); |
printf(" No argument\n"); |
printf(" No argument\n"); |
} |
} |
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Line 844 instruction_suspend(struct_processus *s_
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Line 844 instruction_suspend(struct_processus *s_
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} |
} |
} |
} |
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if (sigfillset(&masque) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (sigdelset(&masque, SIGCONT) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (sigdelset(&masque, SIGFSTOP) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (sigdelset(&masque, SIGFABORT) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (sigdelset(&masque, SIGURG) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (sigdelset(&masque, SIGALRM) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if ((*s_etat_processus).profilage == d_vrai) |
if ((*s_etat_processus).profilage == d_vrai) |
{ |
{ |
profilage(s_etat_processus, "Suspend"); |
profilage(s_etat_processus, "Suspend"); |
Line 890 instruction_suspend(struct_processus *s_
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Line 854 instruction_suspend(struct_processus *s_
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} |
} |
} |
} |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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sigsuspend(&masque); |
for((*s_etat_processus).redemarrage_processus = d_faux;;) |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
scrutation_interruptions(s_etat_processus); |
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if ((*s_etat_processus).redemarrage_processus == d_vrai) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
break; |
return; |
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} |
} |
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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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} |
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if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
} |
} |
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if ((*s_etat_processus).profilage == d_vrai) |
if ((*s_etat_processus).profilage == d_vrai) |
Line 1275 instruction_swi(struct_processus *s_etat
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Line 1235 instruction_swi(struct_processus *s_etat
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_objets_attente, |
(*s_etat_processus).pipe_nombre_objets_attente, |
&pid, sizeof(pid))) != sizeof(pid)) |
&pid, sizeof(pid))) != sizeof(pid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
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if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1328 instruction_swi(struct_processus *s_etat
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Line 1273 instruction_swi(struct_processus *s_etat
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nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
} |
} |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
} |
} |
else |
else |
Line 1359 instruction_swi(struct_processus *s_etat
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Line 1294 instruction_swi(struct_processus *s_etat
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_objets_attente, |
(*s_etat_processus).pipe_nombre_objets_attente, |
&tid, sizeof(tid))) != sizeof(tid)) |
&tid, sizeof(tid))) != sizeof(tid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
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if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1412 instruction_swi(struct_processus *s_etat
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Line 1332 instruction_swi(struct_processus *s_etat
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nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# endif |
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
} |
} |
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Line 1446 instruction_swi(struct_processus *s_etat
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Line 1352 instruction_swi(struct_processus *s_etat
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# endif |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_interruptions, |
(*s_etat_processus).pipe_interruptions, |
&interruption_reduite, sizeof(interruption_reduite))) |
&interruption_reduite, sizeof(interruption_reduite))) |
!= sizeof(interruption_reduite)) |
!= sizeof(interruption_reduite)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
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if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1500 instruction_swi(struct_processus *s_etat
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Line 1391 instruction_swi(struct_processus *s_etat
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nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
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if ((*s_etat_processus).processus_detache == d_vrai) |
if ((*s_etat_processus).processus_detache == d_vrai) |
Line 1535 instruction_swi(struct_processus *s_etat
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Line 1411 instruction_swi(struct_processus *s_etat
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
&pid, sizeof(pid))) != sizeof(pid)) |
&pid, sizeof(pid))) != sizeof(pid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 1585 instruction_swi(struct_processus *s_etat
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Line 1449 instruction_swi(struct_processus *s_etat
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nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# endif |
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} |
} |
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pid = getpid(); |
pid = getpid(); |
Line 1609 instruction_swi(struct_processus *s_etat
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Line 1466 instruction_swi(struct_processus *s_etat
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(*s_etat_processus).pipe_nombre_interruptions_attente, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
&pid, sizeof(pid))) != sizeof(pid)) |
&pid, sizeof(pid))) != sizeof(pid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
} |
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if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1644 instruction_swi(struct_processus *s_etat
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Line 1494 instruction_swi(struct_processus *s_etat
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nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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# endif |
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
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# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
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# endif |
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{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
} |
} |
else |
else |
{ |
{ |
tid = -3; |
tid = -3; |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
|
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
|
{ |
|
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
# endif |
|
|
|
while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
&tid, sizeof(tid))) != sizeof(tid)) |
&tid, sizeof(tid))) != sizeof(tid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
|
# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
|
# endif |
|
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
|
|
if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1729 instruction_swi(struct_processus *s_etat
|
Line 1550 instruction_swi(struct_processus *s_etat
|
nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
|
{ |
|
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
# endif |
|
} |
} |
|
|
tid = pthread_self(); |
tid = pthread_self(); |
Line 1753 instruction_swi(struct_processus *s_etat
|
Line 1567 instruction_swi(struct_processus *s_etat
|
(*s_etat_processus).pipe_nombre_interruptions_attente, |
(*s_etat_processus).pipe_nombre_interruptions_attente, |
&tid, sizeof(tid))) != sizeof(tid)) |
&tid, sizeof(tid))) != sizeof(tid)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
|
# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
|
# endif |
|
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
|
|
if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 1789 instruction_swi(struct_processus *s_etat
|
Line 1596 instruction_swi(struct_processus *s_etat
|
nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
!= 0) |
{ |
|
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
|
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# endif |
|
} |
} |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
|
# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
|
# endif |
|
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
} |
} |
|
|
attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
|
{ |
|
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
|
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
# endif |
|
|
|
while(read_atomic(s_etat_processus, |
while(read_atomic(s_etat_processus, |
(*s_etat_processus).pipe_acquittement, |
(*s_etat_processus).pipe_acquittement, |
&tampon, sizeof(unsigned char)) != sizeof(unsigned char)) |
&tampon, sizeof(unsigned char)) != sizeof(unsigned char)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
|
# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
|
# endif |
|
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
|
|
nanosleep(&attente, NULL); |
nanosleep(&attente, NULL); |
INCR_GRANULARITE(attente.tv_nsec); |
INCR_GRANULARITE(attente.tv_nsec); |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
|
# else |
|
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
|
# endif |
|
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
} |
} |
|
|
# ifndef SEMAPHORES_NOMMES |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
|
# else |
|
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
|
# endif |
|
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
|
return; |
|
} |
|
} |
} |
|
|
if (registre == 0) |
if (registre == 0) |