version 1.61, 2013/04/01 15:29:38
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version 1.65, 2013/12/03 09:36:15
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.1.14 |
RPL/2 (R) version 4.1.17 |
Copyright (C) 1989-2013 Dr. BERTRAND Joël |
Copyright (C) 1989-2013 Dr. BERTRAND Joël |
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This file is part of RPL/2. |
This file is part of RPL/2. |
Line 1151 instruction_swi(struct_processus *s_etat
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Line 1151 instruction_swi(struct_processus *s_etat
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integer8 interruption; |
integer8 interruption; |
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pid_t pid; |
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pthread_t tid; |
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sig_atomic_t registre; |
sig_atomic_t registre; |
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ssize_t longueur_ecriture; |
ssize_t longueur_ecriture; |
Line 1163 instruction_swi(struct_processus *s_etat
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Line 1159 instruction_swi(struct_processus *s_etat
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struct timespec attente; |
struct timespec attente; |
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unsigned char caractere; |
unsigned char tampon; |
unsigned char tampon; |
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(*s_etat_processus).erreur_execution = d_ex; |
(*s_etat_processus).erreur_execution = d_ex; |
Line 1231 instruction_swi(struct_processus *s_etat
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Line 1228 instruction_swi(struct_processus *s_etat
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registre = (*s_etat_processus).var_volatile_traitement_retarde_stop; |
registre = (*s_etat_processus).var_volatile_traitement_retarde_stop; |
(*s_etat_processus).var_volatile_traitement_retarde_stop = 1; |
(*s_etat_processus).var_volatile_traitement_retarde_stop = 1; |
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if ((*s_etat_processus).processus_detache == d_vrai) |
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{ |
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pid = -1; |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_objets_attente, |
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&pid, sizeof(pid))) != sizeof(pid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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if (longueur_ecriture == -1) |
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{ |
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if (registre == 0) |
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{ |
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if ((*s_etat_processus) |
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.var_volatile_traitement_retarde_stop == -1) |
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{ |
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(*s_etat_processus).var_volatile_requete_arret = -1; |
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} |
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(*s_etat_processus) |
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.var_volatile_traitement_retarde_stop |
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= registre; |
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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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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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} |
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scrutation_interruptions(s_etat_processus); |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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} |
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else |
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{ |
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tid = (pthread_t) -1; |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_objets_attente, |
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&tid, sizeof(tid))) != sizeof(tid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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if (longueur_ecriture == -1) |
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{ |
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if (registre == 0) |
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{ |
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if ((*s_etat_processus) |
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.var_volatile_traitement_retarde_stop == -1) |
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{ |
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(*s_etat_processus).var_volatile_requete_arret = -1; |
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} |
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(*s_etat_processus) |
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.var_volatile_traitement_retarde_stop |
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= registre; |
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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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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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} |
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scrutation_interruptions(s_etat_processus); |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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} |
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interruption_reduite = (int) interruption; |
interruption_reduite = (int) interruption; |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
Line 1479 instruction_swi(struct_processus *s_etat
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Line 1311 instruction_swi(struct_processus *s_etat
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if ((*s_etat_processus).processus_detache == d_vrai) |
if ((*s_etat_processus).processus_detache == d_vrai) |
{ |
{ |
pid = -3; |
caractere = 2; |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
Line 1495 instruction_swi(struct_processus *s_etat
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Line 1327 instruction_swi(struct_processus *s_etat
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} |
} |
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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_elements_attente, |
&pid, sizeof(pid))) != sizeof(pid)) |
&caractere, sizeof(caractere))) != sizeof(caractere)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 1546 instruction_swi(struct_processus *s_etat
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Line 1378 instruction_swi(struct_processus *s_etat
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scrutation_interruptions(s_etat_processus); |
scrutation_interruptions(s_etat_processus); |
} |
} |
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pid = getpid(); |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_interruptions_attente, |
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&pid, sizeof(pid))) != sizeof(pid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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if (longueur_ecriture == -1) |
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{ |
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if (registre == 0) |
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{ |
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if ((*s_etat_processus) |
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.var_volatile_traitement_retarde_stop == -1) |
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{ |
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(*s_etat_processus).var_volatile_requete_arret = -1; |
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} |
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(*s_etat_processus) |
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.var_volatile_traitement_retarde_stop |
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= registre; |
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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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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
Line 1616 instruction_swi(struct_processus *s_etat
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Line 1393 instruction_swi(struct_processus *s_etat
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} |
} |
else |
else |
{ |
{ |
tid = (pthread_t) -3; |
caractere = 2; |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 1629 instruction_swi(struct_processus *s_etat
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Line 1406 instruction_swi(struct_processus *s_etat
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} |
} |
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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_elements_attente, |
&tid, sizeof(tid))) != sizeof(tid)) |
&caractere, sizeof(caractere))) != sizeof(caractere)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 1649 instruction_swi(struct_processus *s_etat
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Line 1426 instruction_swi(struct_processus *s_etat
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{ |
{ |
if (registre == 0) |
if (registre == 0) |
{ |
{ |
if ((*s_etat_processus) |
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.var_volatile_traitement_retarde_stop == -1) |
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{ |
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(*s_etat_processus).var_volatile_requete_arret = -1; |
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} |
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(*s_etat_processus) |
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.var_volatile_traitement_retarde_stop |
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= registre; |
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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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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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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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scrutation_interruptions(s_etat_processus); |
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} |
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tid = pthread_self(); |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_interruptions_attente, |
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&tid, sizeof(tid))) != sizeof(tid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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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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} |
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if (longueur_ecriture == -1) |
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{ |
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if (registre == 0) |
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{ |
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if ((*s_etat_processus) |
if ((*s_etat_processus) |
.var_volatile_traitement_retarde_stop == -1) |
.var_volatile_traitement_retarde_stop == -1) |
{ |
{ |