version 1.30, 2010/08/17 11:59:28
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version 1.50, 2011/06/20 17:54:21
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Line 1
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Line 1
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.0.18 |
RPL/2 (R) version 4.1.0.prerelease.1 |
Copyright (C) 1989-2010 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. |
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Line 183 insertion_thread_surveillance(struct_pro
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Line 183 insertion_thread_surveillance(struct_pro
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} |
} |
} |
} |
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pthread_mutex_lock(&((*s_argument_thread).mutex)); |
pthread_mutex_lock(&((*s_argument_thread).mutex_nombre_references)); |
(*s_argument_thread).nombre_references++; |
(*s_argument_thread).nombre_references++; |
pthread_mutex_unlock(&((*s_argument_thread).mutex)); |
pthread_mutex_unlock(&((*s_argument_thread).mutex_nombre_references)); |
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(*l_nouvel_objet).suivant = liste_threads_surveillance; |
(*l_nouvel_objet).suivant = liste_threads_surveillance; |
(*l_nouvel_objet).donnee = (void *) s_argument_thread; |
(*l_nouvel_objet).donnee = (void *) s_argument_thread; |
Line 378 retrait_thread_surveillance(struct_proce
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Line 378 retrait_thread_surveillance(struct_proce
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(*l_element_precedent).suivant = (*l_element_courant).suivant; |
(*l_element_precedent).suivant = (*l_element_courant).suivant; |
} |
} |
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if (pthread_mutex_lock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_lock(&((*s_argument_thread).mutex_nombre_references)) |
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!= 0) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 400 retrait_thread_surveillance(struct_proce
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Line 401 retrait_thread_surveillance(struct_proce
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if ((*s_argument_thread).nombre_references == 0) |
if ((*s_argument_thread).nombre_references == 0) |
{ |
{ |
if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
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.mutex_nombre_references)) != 0) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 415 retrait_thread_surveillance(struct_proce
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Line 417 retrait_thread_surveillance(struct_proce
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} |
} |
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pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
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pthread_mutex_destroy(&((*s_argument_thread).mutex_nombre_references)); |
free(s_argument_thread); |
free(s_argument_thread); |
} |
} |
else |
else |
{ |
{ |
if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
|
.mutex_nombre_references)) != 0) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 676 liberation_threads(struct_processus *s_e
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Line 680 liberation_threads(struct_processus *s_e
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s_argument_thread = (struct_descripteur_thread *) |
s_argument_thread = (struct_descripteur_thread *) |
(*((struct_liste_chainee *) element_courant)).donnee; |
(*((struct_liste_chainee *) element_courant)).donnee; |
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if (pthread_mutex_lock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_lock(&((*s_argument_thread) |
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.mutex_nombre_references)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 700 liberation_threads(struct_processus *s_e
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Line 705 liberation_threads(struct_processus *s_e
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close((*s_argument_thread) |
close((*s_argument_thread) |
.pipe_nombre_interruptions_attente[0]); |
.pipe_nombre_interruptions_attente[0]); |
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if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
!= 0) |
.mutex_nombre_references)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 709 liberation_threads(struct_processus *s_e
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Line 714 liberation_threads(struct_processus *s_e
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} |
} |
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pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
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pthread_mutex_destroy(&((*s_argument_thread) |
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.mutex_nombre_references)); |
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if ((*s_argument_thread).processus_detache == d_faux) |
if ((*s_argument_thread).processus_detache == d_faux) |
{ |
{ |
Line 723 liberation_threads(struct_processus *s_e
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Line 730 liberation_threads(struct_processus *s_e
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} |
} |
else |
else |
{ |
{ |
if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
!= 0) |
.mutex_nombre_references)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 796 liberation_threads(struct_processus *s_e
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Line 803 liberation_threads(struct_processus *s_e
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} |
} |
} |
} |
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#if 0 |
for(i = 0; i < (*s_etat_processus).nombre_variables; i++) |
for(i = 0; i < (*s_etat_processus).nombre_variables; i++) |
{ |
{ |
pthread_mutex_trylock(&((*(*s_etat_processus) |
pthread_mutex_trylock(&((*(*s_etat_processus) |
Line 815 liberation_threads(struct_processus *s_e
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Line 823 liberation_threads(struct_processus *s_e
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} |
} |
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free((*s_etat_processus).s_liste_variables); |
free((*s_etat_processus).s_liste_variables); |
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#endif |
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for(i = 0; i < (*s_etat_processus).nombre_variables_statiques; i++) |
for(i = 0; i < (*s_etat_processus).nombre_variables_statiques; i++) |
{ |
{ |
Line 1350 liberation_threads(struct_processus *s_e
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Line 1359 liberation_threads(struct_processus *s_e
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s_argument_thread = (struct_descripteur_thread *) |
s_argument_thread = (struct_descripteur_thread *) |
(*l_element_courant).donnee; |
(*l_element_courant).donnee; |
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if (pthread_mutex_lock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_lock(&((*s_argument_thread).mutex_nombre_references)) |
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!= 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 1373 liberation_threads(struct_processus *s_e
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Line 1383 liberation_threads(struct_processus *s_e
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close((*s_argument_thread).pipe_interruptions[0]); |
close((*s_argument_thread).pipe_interruptions[0]); |
close((*s_argument_thread).pipe_nombre_interruptions_attente[0]); |
close((*s_argument_thread).pipe_nombre_interruptions_attente[0]); |
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if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
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.mutex_nombre_references)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 1381 liberation_threads(struct_processus *s_e
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Line 1392 liberation_threads(struct_processus *s_e
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} |
} |
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pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
pthread_mutex_destroy(&((*s_argument_thread).mutex)); |
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pthread_mutex_destroy(&((*s_argument_thread) |
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.mutex_nombre_references)); |
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if ((*s_argument_thread).processus_detache == d_faux) |
if ((*s_argument_thread).processus_detache == d_faux) |
{ |
{ |
Line 1394 liberation_threads(struct_processus *s_e
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Line 1407 liberation_threads(struct_processus *s_e
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} |
} |
else |
else |
{ |
{ |
if (pthread_mutex_unlock(&((*s_argument_thread).mutex)) != 0) |
if (pthread_mutex_unlock(&((*s_argument_thread) |
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.mutex_nombre_references)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
sem_post(&semaphore_liste_threads); |
sem_post(&semaphore_liste_threads); |
Line 1592 verrouillage_gestionnaire_signaux()
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Line 1606 verrouillage_gestionnaire_signaux()
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// ce que ce soit possible. |
// ce que ce soit possible. |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_trywait(&semaphore_liste_threads) == -1) |
while(sem_wait(&semaphore_liste_threads) == -1) |
# else |
# else |
while(sem_trywait(semaphore_liste_threads) == -1) |
while(sem_wait(semaphore_liste_threads) == -1) |
# endif |
# endif |
{ |
{ |
if ((errno != EINTR) && (errno != EAGAIN)) |
if (errno != EINTR) |
{ |
{ |
pthread_sigmask(SIG_SETMASK, &oldset, NULL); |
pthread_sigmask(SIG_SETMASK, &oldset, NULL); |
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Line 1613 verrouillage_gestionnaire_signaux()
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Line 1627 verrouillage_gestionnaire_signaux()
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BUG(1, uprintf("Lock error !\n")); |
BUG(1, uprintf("Lock error !\n")); |
return; |
return; |
} |
} |
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sched_yield(); |
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} |
} |
} |
} |
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Line 1724 deverrouillage_gestionnaire_signaux()
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Line 1736 deverrouillage_gestionnaire_signaux()
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return; |
return; |
} |
} |
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#ifdef _BROKEN_SIGINFO |
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static int *fifos; |
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static int segment; |
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static int segment_mutexes; |
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static int longueur_queue; |
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static int nombre_queues; |
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static pthread_mutex_t *mutexes; |
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static unsigned char *chemin = NULL; |
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unsigned char * |
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nom_segment(unsigned char *chemin, pid_t pid) |
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{ |
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unsigned char *fichier; |
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if ((fichier = malloc((strlen(chemin) + 1 + 256 + 1) * |
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sizeof(unsigned char))) == NULL) |
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{ |
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return(NULL); |
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} |
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sprintf(fichier, "%s/RPL-SIGQUEUES-%d", chemin, (int) pid); |
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return(fichier); |
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} |
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unsigned char * |
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nom_segment_mutexes(unsigned char *chemin, pid_t pid) |
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{ |
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unsigned char *fichier; |
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if ((fichier = malloc((strlen(chemin) + 1 + 256 + 1) * |
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sizeof(unsigned char))) == NULL) |
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{ |
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return(NULL); |
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} |
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sprintf(fichier, "%s/RPL-SIGMUTEXES-%d", chemin, (int) pid); |
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return(fichier); |
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} |
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int |
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queue_de_signal(int signal) |
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{ |
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switch(signal) |
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{ |
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case SIGINT: |
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return(0); |
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case SIGTSTP: |
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return(1); |
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case SIGCONT: |
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return(2); |
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case SIGURG: |
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return(3); |
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case SIGPIPE: |
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return(4); |
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case SIGALRM: |
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return(5); |
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case SIGFSTOP: |
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return(6); |
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case SIGSTART: |
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return(7); |
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case SIGINJECT: |
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return(8); |
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case SIGABORT: |
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return(9); |
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case SIGFABORT: |
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return(10); |
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} |
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return(-1); |
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} |
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void |
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creation_fifos_signaux(struct_processus *s_etat_processus) |
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{ |
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file *desc; |
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int i; |
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key_t clef; |
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pthread_mutexattr_t attributs_mutex; |
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unsigned char *nom; |
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/* |
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* Signaux utilisés |
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* SIGINT, SIGTSTP, SIGCONT, SIGURG, SIGPIPE, SIGALRM, SIGFSTOP, |
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* SIGSTART, SIGINJECT, SIGABORT, SIGFABORT |
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*/ |
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// Création d'un segment de données associé au PID du processus courant |
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chemin = (*s_etat_processus).chemin_fichiers_temporaires; |
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if ((nom = nom_segment((*s_etat_processus).chemin_fichiers_temporaires, |
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getpid())) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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/* |
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* Structure d'une queue |
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* 0 : pointeur en lecture sur le premier emplacement libre (int) |
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* 1 : pointeur en écriture sur le premier emplacement à lire (int) |
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* 2 : longueur de la queue (int) |
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* 3 : éléments restants (int) |
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* 4 à 4 + (2) : queue (int) |
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* 5 : mutex |
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*/ |
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nombre_queues = 11; |
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longueur_queue = 256; |
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if ((desc = fopen(nom, "w")) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_erreur_fichier; |
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return; |
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} |
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fclose(desc); |
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if ((clef = ftok(nom, 1)) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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free(nom); |
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if ((segment = shmget(clef, |
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nombre_queues * (longueur_queue + 4) * sizeof(int), |
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IPC_CREAT | IPC_EXCL | S_IRUSR | S_IWUSR)) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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fifos = shmat(segment, NULL, 0); |
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if (((void *) fifos) == ((void *) -1)) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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for(i = 0; i < nombre_queues; i++) |
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{ |
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fifos[(i * (longueur_queue + 4))] = 0; |
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fifos[(i * (longueur_queue + 4)) + 1] = 0; |
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fifos[(i * (longueur_queue + 4)) + 2] = longueur_queue; |
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fifos[(i * (longueur_queue + 4)) + 3] = longueur_queue; |
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} |
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if ((nom = nom_segment_mutexes((*s_etat_processus) |
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.chemin_fichiers_temporaires, getpid())) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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if ((desc = fopen(nom, "w")) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_erreur_fichier; |
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return; |
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} |
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fclose(desc); |
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if ((clef = ftok(nom, 1)) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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free(nom); |
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if ((segment_mutexes = shmget(clef, |
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nombre_queues * sizeof(pthread_mutex_t), |
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IPC_CREAT | IPC_EXCL | S_IRUSR | S_IWUSR)) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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mutexes = shmat(segment_mutexes, NULL, 0); |
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if (((void *) mutexes) == ((void *) -1)) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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/* |
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* Création et initialisation d'un mutex par queue. Ce mutex n'est pas |
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* dans le premier segment parce qu'il peut y avoir des problèmes |
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* d'alignements sur certaines architectures. |
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*/ |
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pthread_mutexattr_init(&attributs_mutex); |
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pthread_mutexattr_settype(&attributs_mutex, PTHREAD_MUTEX_NORMAL); |
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for(i = 0; i < nombre_queues; i++) |
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{ |
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pthread_mutex_init(&(mutexes[i]), &attributs_mutex); |
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} |
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pthread_mutexattr_destroy(&attributs_mutex); |
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return; |
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} |
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void |
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liberation_fifos_signaux(struct_processus *s_etat_processus) |
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{ |
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if (shmdt(fifos) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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if (shmdt(mutexes) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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return; |
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} |
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void |
void |
destruction_fifos_signaux(struct_processus *s_etat_processus) |
interruption1(SIGHANDLER_ARGS) |
{ |
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int i; |
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unsigned char *nom; |
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if (shmdt(fifos) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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if (shmctl(segment, IPC_RMID, 0) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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for(i = 0; i < nombre_queues; i++) |
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{ |
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pthread_mutex_destroy(&(mutexes[i])); |
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} |
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if (shmdt(mutexes) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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if (shmctl(segment_mutexes, IPC_RMID, 0) == -1) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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if ((nom = nom_segment_mutexes((*s_etat_processus) |
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.chemin_fichiers_temporaires, getpid())) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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unlink(nom); |
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free(nom); |
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if ((nom = nom_segment((*s_etat_processus).chemin_fichiers_temporaires, |
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getpid())) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
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return; |
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} |
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unlink(nom); |
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free(nom); |
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return; |
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} |
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int |
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queue_in(pid_t pid, int signal) |
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{ |
{ |
int *base; |
pid_t pid; |
int *buffer; |
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int *projection_fifos; |
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int queue; |
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int identifiant; |
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key_t clef; |
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pthread_mutex_t *projection_mutexes; |
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unsigned char *nom; |
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queue = queue_de_signal(signal); |
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// Ouverture des projections |
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if ((nom = nom_segment(chemin, pid)) == NULL) |
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{ |
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return(-1); |
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} |
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if ((clef = ftok(nom, 1)) == -1) |
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{ |
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free(nom); |
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return(-1); |
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} |
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free(nom); |
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|
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while((identifiant = shmget(clef, |
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nombre_queues * (longueur_queue + 4) * sizeof(int), |
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S_IRUSR | S_IWUSR)) == -1); |
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|
|
projection_fifos = shmat(identifiant, NULL, 0); |
|
|
|
if ((nom = nom_segment_mutexes(chemin, pid)) == NULL) |
|
{ |
|
return(-1); |
|
} |
|
|
|
if ((clef = ftok(nom, 1)) == -1) |
|
{ |
|
free(nom); |
|
return(-1); |
|
} |
|
|
|
free(nom); |
|
|
|
while((identifiant = shmget(clef, |
|
nombre_queues * sizeof(pthread_mutex_t), |
|
S_IRUSR | S_IWUSR)) == -1); |
|
|
|
projection_mutexes = shmat(identifiant, NULL, 0); |
pthread_t thread; |
|
|
if (pthread_mutex_lock(&(projection_mutexes[queue])) != 0) |
struct_processus *s_etat_processus; |
{ |
|
return(-1); |
|
} |
|
|
|
base = &(projection_fifos[(longueur_queue + 4) * queue]); |
volatile sig_atomic_t exclusion = 0; |
buffer = &(base[4]); |
|
|
|
// base[1] contient le prochain élément à écrire |
verrouillage_gestionnaire_signaux(); |
buffer[base[1]++] = (int) pid; |
|
base[1] %= base[2]; |
|
|
|
// base[3] contient le nombre d'éléments non lus |
# ifdef _BROKEN_SIGINFO |
if (base[3] <= 0) |
if ((signal == SIGINT) || (signal == SIGTERM)) |
{ |
{ |
pthread_mutex_unlock(&(projection_mutexes[queue])); |
// Si l'interruption provient du clavier, il n'y a pas eu d'appel |
shmdt(projection_mutexes); |
// à queue_in(). |
shmdt(projection_fifos); |
|
return(-1); |
|
} |
|
|
|
base[3]--; |
|
|
|
if (pthread_mutex_unlock(&(projection_mutexes[queue])) != 0) |
pid = getpid(); |
{ |
|
shmdt(projection_mutexes); |
|
shmdt(projection_fifos); |
|
return(-1); |
|
} |
} |
|
else |
// Fermeture des projections |
|
shmdt(projection_mutexes); |
|
shmdt(projection_fifos); |
|
return(0); |
|
} |
|
|
|
pid_t |
|
origine_signal(int signal) |
|
{ |
|
int *base; |
|
int *buffer; |
|
int pid; |
|
int queue; |
|
|
|
queue = queue_de_signal(signal); |
|
|
|
BUG(queue == -1, uprintf("[%d] Unknown signal %d in this context\n", |
|
(int) getpid(), signal)); |
|
|
|
if (pthread_mutex_lock(&(mutexes[queue])) != 0) |
|
{ |
{ |
perror("lock"); |
pid = origine_signal(signal); |
return(-1); |
|
} |
} |
|
# else |
base = &(fifos[(longueur_queue + 4) * queue]); |
if (siginfo != NULL) |
buffer = &(base[4]); |
|
pid = buffer[base[0]++]; |
|
base[0] %= base[2]; |
|
base[3]++; |
|
|
|
if (base[3] > base[2]) |
|
{ |
{ |
uprintf("Base\n"); |
pid = (*siginfo).si_pid; |
pthread_mutex_unlock(&(mutexes[queue])); |
|
return(-1); |
|
} |
} |
if (pthread_mutex_unlock(&(mutexes[queue])) != 0) |
else |
{ |
{ |
perror("unlock"); |
pid = getpid(); |
return(-1); |
|
} |
} |
|
|
return((pid_t) pid); |
|
} |
|
|
|
#endif |
|
|
|
void |
|
interruption1(SIGHANDLER_ARGS) |
|
{ |
|
pid_t pid; |
|
|
|
pthread_t thread; |
|
|
|
struct_processus *s_etat_processus; |
|
|
|
volatile sig_atomic_t exclusion = 0; |
|
|
|
# ifdef _BROKEN_SIGINFO |
|
pid = origine_signal(signal); |
|
# else |
|
pid = (*siginfo).si_pid; |
|
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
switch(signal) |
switch(signal) |
{ |
{ |
case SIGALRM : |
case SIGALRM : |
Line 2212 interruption1(SIGHANDLER_ARGS)
|
Line 1814 interruption1(SIGHANDLER_ARGS)
|
} |
} |
|
|
case SIGINT : |
case SIGINT : |
|
case SIGTERM : |
{ |
{ |
/* |
/* |
* Une vieille spécification POSIX permet au pointeur siginfo |
* Une vieille spécification POSIX permet au pointeur siginfo |
Line 2237 interruption1(SIGHANDLER_ARGS)
|
Line 1840 interruption1(SIGHANDLER_ARGS)
|
|
|
if (((*s_etat_processus).type_debug & d_debug_signaux) != 0) |
if (((*s_etat_processus).type_debug & d_debug_signaux) != 0) |
{ |
{ |
printf("[%d] SIGINT (thread %llu)\n", (int) getpid(), |
if (signal == SIGINT) |
(unsigned long long) pthread_self()); |
{ |
|
printf("[%d] SIGINT (thread %llu)\n", (int) getpid(), |
|
(unsigned long long) pthread_self()); |
|
} |
|
else |
|
{ |
|
printf("[%d] SIGTERM (thread %llu)\n", (int) getpid(), |
|
(unsigned long long) pthread_self()); |
|
} |
|
|
fflush(stdout); |
fflush(stdout); |
} |
} |
|
|
Line 2260 interruption1(SIGHANDLER_ARGS)
|
Line 1872 interruption1(SIGHANDLER_ARGS)
|
return; |
return; |
} |
} |
|
|
if (strncmp(getenv("LANG"), "fr", 2) == 0) |
if (signal == SIGINT) |
{ |
|
printf("+++Interruption\n"); |
|
} |
|
else |
|
{ |
{ |
printf("+++Interrupt\n"); |
if (strncmp(getenv("LANG"), "fr", 2) == 0) |
} |
{ |
|
printf("+++Interruption\n"); |
|
} |
|
else |
|
{ |
|
printf("+++Interrupt\n"); |
|
} |
|
|
fflush(stdout); |
fflush(stdout); |
|
} |
|
|
(*s_etat_processus).var_volatile_requete_arret = -1; |
(*s_etat_processus).var_volatile_requete_arret = -1; |
(*s_etat_processus).var_volatile_alarme = -1; |
(*s_etat_processus).var_volatile_alarme = -1; |
Line 2309 interruption2(SIGHANDLER_ARGS)
|
Line 1924 interruption2(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
if (siginfo != NULL) |
|
{ |
|
pid = (*siginfo).si_pid; |
|
} |
|
else |
|
{ |
|
pid = getpid(); |
|
} |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
# ifndef _BROKEN_SIGINFO |
# ifndef _BROKEN_SIGINFO |
if (siginfo == NULL) |
if (siginfo == NULL) |
{ |
{ |
Line 2393 interruption3(SIGHANDLER_ARGS)
|
Line 2015 interruption3(SIGHANDLER_ARGS)
|
|
|
static int compteur = 0; |
static int compteur = 0; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2459 interruption4(SIGHANDLER_ARGS)
|
Line 2081 interruption4(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2497 interruption5(SIGHANDLER_ARGS)
|
Line 2119 interruption5(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if (pid == getpid()) |
if (pid == getpid()) |
{ |
{ |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
Line 2567 interruption6(SIGHANDLER_ARGS)
|
Line 2189 interruption6(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2599 interruption7(SIGHANDLER_ARGS)
|
Line 2221 interruption7(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2636 interruption8(SIGHANDLER_ARGS)
|
Line 2258 interruption8(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if (pid == getpid()) |
if (pid == getpid()) |
{ |
{ |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
Line 2686 interruption9(SIGHANDLER_ARGS)
|
Line 2308 interruption9(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2707 interruption9(SIGHANDLER_ARGS)
|
Line 2329 interruption9(SIGHANDLER_ARGS)
|
fflush(stdout); |
fflush(stdout); |
} |
} |
|
|
deverrouillage_gestionnaire_signaux(); |
|
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
if (queue_in(getpid(), signal) != 0) |
if (queue_in(getpid(), signal) != 0) |
{ |
{ |
return; |
return; |
} |
} |
|
|
|
deverrouillage_gestionnaire_signaux(); |
interruption11(signal); |
interruption11(signal); |
# else |
# else |
|
deverrouillage_gestionnaire_signaux(); |
interruption11(signal, siginfo, context); |
interruption11(signal, siginfo, context); |
# endif |
# endif |
return; |
return; |
Line 2733 interruption10(SIGHANDLER_ARGS)
|
Line 2355 interruption10(SIGHANDLER_ARGS)
|
|
|
unsigned char nom[8 + 64 + 1]; |
unsigned char nom[8 + 64 + 1]; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) == NULL) |
{ |
{ |
deverrouillage_gestionnaire_signaux(); |
deverrouillage_gestionnaire_signaux(); |
Line 2780 interruption11(SIGHANDLER_ARGS)
|
Line 2402 interruption11(SIGHANDLER_ARGS)
|
|
|
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
|
|
|
verrouillage_gestionnaire_signaux(); |
|
|
# ifdef _BROKEN_SIGINFO |
# ifdef _BROKEN_SIGINFO |
pid = origine_signal(signal); |
pid = origine_signal(signal); |
# else |
# else |
pid = (*siginfo).si_pid; |
pid = (*siginfo).si_pid; |
# endif |
# endif |
|
|
verrouillage_gestionnaire_signaux(); |
|
|
|
if (pid == getpid()) |
if (pid == getpid()) |
{ |
{ |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
if ((s_etat_processus = recherche_thread(getpid(), pthread_self())) |
Line 2866 traitement_exceptions_gsl(const char *re
|
Line 2488 traitement_exceptions_gsl(const char *re
|
return; |
return; |
} |
} |
|
|
#ifdef _BROKEN_SIGINFO |
|
|
|
#undef kill |
|
#undef pthread_kill |
|
|
|
int |
|
rpl_kill(pid_t pid, int signal) |
|
{ |
|
/* |
|
* Lorsqu'on veut interrompre le processus pid, on ouvre le segment |
|
* correspondant au processus en question et ou ajoute le pid dans la |
|
* queue. |
|
*/ |
|
|
|
if (signal != 0) |
|
{ |
|
if (queue_in(pid, signal) != 0) |
|
{ |
|
return(-1); |
|
} |
|
} |
|
|
|
return(kill(pid, signal)); |
|
} |
|
|
|
int |
|
rpl_pthread_kill(pthread_t tid, int signal) |
|
{ |
|
if (signal != 0) |
|
{ |
|
if (queue_in(getpid(), signal) != 0) |
|
{ |
|
return(-1); |
|
} |
|
} |
|
|
|
return(pthread_kill(tid, signal)); |
|
} |
|
|
|
#endif |
|
|
|
// vim: ts=4 |
// vim: ts=4 |