version 1.37, 2011/09/14 17:55:59
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version 1.49, 2012/06/12 11:44:34
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Line 1
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.1.3 |
RPL/2 (R) version 4.1.9 |
Copyright (C) 1989-2011 Dr. BERTRAND Joël |
Copyright (C) 1989-2012 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 3403 instruction_syseval(struct_processus *s_
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Line 3403 instruction_syseval(struct_processus *s_
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pid_t pid; |
pid_t pid; |
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sigset_t oldset; |
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sigset_t set; |
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ssize_t longueur_ecriture; |
ssize_t longueur_ecriture; |
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struct_liste_chainee *l_element_courant; |
struct_liste_chainee *l_element_courant; |
Line 3420 instruction_syseval(struct_processus *s_
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Line 3417 instruction_syseval(struct_processus *s_
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struct sigaction action_courante; |
struct sigaction action_courante; |
struct sigaction action_passee; |
struct sigaction action_passee; |
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unsigned char *ligne; |
unsigned char *ptr; |
unsigned char *ptr; |
unsigned char *ptr2; |
unsigned char *ptr2; |
unsigned char registre_autorisation_empilement_programme; |
unsigned char registre_autorisation_empilement_programme; |
Line 3702 instruction_syseval(struct_processus *s_
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Line 3700 instruction_syseval(struct_processus *s_
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fflush(NULL); |
fflush(NULL); |
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sigfillset(&set); |
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pthread_sigmask(SIG_BLOCK, &set, &oldset); |
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verrouillage_threads_concurrents(s_etat_processus); |
verrouillage_threads_concurrents(s_etat_processus); |
pid = fork(); |
pid = fork(); |
deverrouillage_threads_concurrents(s_etat_processus); |
deverrouillage_threads_concurrents(s_etat_processus); |
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pthread_sigmask(SIG_SETMASK, &oldset, NULL); |
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sigpending(&set); |
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if (pid < 0) |
if (pid < 0) |
{ |
{ |
if (close(pipes_entree[0]) != 0) |
if (close(pipes_entree[0]) != 0) |
Line 3864 instruction_syseval(struct_processus *s_
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Line 3856 instruction_syseval(struct_processus *s_
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while(l_element_courant != NULL) |
while(l_element_courant != NULL) |
{ |
{ |
longueur_ecriture = strlen((unsigned char *) |
if ((ligne = formateur_flux(s_etat_processus, |
(*(*l_element_courant).donnee).objet); |
(unsigned char *) (*(*l_element_courant).donnee) |
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.objet, &longueur_ecriture)) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = |
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d_es_allocation_memoire; |
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return; |
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} |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
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while(write_atomic(s_etat_processus, |
while(write_atomic(s_etat_processus, |
pipes_entree[1], (unsigned char *) |
pipes_entree[1], ligne, |
(*(*l_element_courant).donnee).objet, |
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longueur_ecriture) != longueur_ecriture) |
longueur_ecriture) != longueur_ecriture) |
{ |
{ |
while(pthread_mutex_lock(&((*s_etat_processus) |
# ifndef SEMAPHORES_NOMMES |
.mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus) |
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.semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus) |
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.semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = |
(*s_etat_processus).erreur_systeme = |
d_es_processus; |
d_es_processus; |
Line 3893 instruction_syseval(struct_processus *s_
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Line 3899 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus) |
# ifndef SEMAPHORES_NOMMES |
.mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus) |
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.semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus) |
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.semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
} |
} |
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free(ligne); |
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while(write_atomic(s_etat_processus, |
while(write_atomic(s_etat_processus, |
pipes_entree[1], "\n", 1) != 1) |
pipes_entree[1], "\n", 1) != 1) |
{ |
{ |
if (pthread_mutex_lock(&((*s_etat_processus) |
# ifndef SEMAPHORES_NOMMES |
.mutex_fork)) != 0) |
while(sem_wait(&((*s_etat_processus) |
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.semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus) |
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.semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = |
if (errno != EINTR) |
d_es_processus; |
{ |
return; |
(*s_etat_processus).erreur_systeme = |
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d_es_processus; |
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return; |
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} |
} |
} |
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if (longueur_ecriture == -1) |
if (longueur_ecriture == -1) |
Line 3918 instruction_syseval(struct_processus *s_
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Line 3939 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus) |
# ifndef SEMAPHORES_NOMMES |
.mutex_fork)) != 0) |
if (sem_post(&((*s_etat_processus) |
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.semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus) |
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.semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
} |
} |
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if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
if (errno != EINTR) |
return; |
{ |
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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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l_element_courant = (*l_element_courant).suivant; |
l_element_courant = (*l_element_courant).suivant; |
Line 3954 instruction_syseval(struct_processus *s_
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Line 3987 instruction_syseval(struct_processus *s_
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* Récupération de la valeur de retour du processus détaché |
* Récupération de la valeur de retour du processus détaché |
*/ |
*/ |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 3963 instruction_syseval(struct_processus *s_
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Line 3999 instruction_syseval(struct_processus *s_
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if (waitpid(pid, &status, 0) == -1) |
if (waitpid(pid, &status, 0) == -1) |
{ |
{ |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 3974 instruction_syseval(struct_processus *s_
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Line 4014 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
# 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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
if (errno != EINTR) |
return; |
{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
} |
} |
} while((!WIFEXITED(status)) && (!WIFSIGNALED(status))); |
} while((!WIFEXITED(status)) && (!WIFSIGNALED(status))); |
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Line 3992 instruction_syseval(struct_processus *s_
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Line 4039 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
tampon[0] = d_code_fin_chaine; |
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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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 4002 instruction_syseval(struct_processus *s_
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Line 4055 instruction_syseval(struct_processus *s_
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pipes_sortie[0], &(tampon[pointeur]), |
pipes_sortie[0], &(tampon[pointeur]), |
longueur_lecture)) > 0) |
longueur_lecture)) > 0) |
{ |
{ |
while(pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 4022 instruction_syseval(struct_processus *s_
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Line 4078 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) |
# ifndef SEMAPHORES_NOMMES |
!= 0) |
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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
} |
} |
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if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
# 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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
if (errno != EINTR) |
return; |
{ |
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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 ((tampon = realloc(tampon, (strlen(tampon) + 1) * |
if ((tampon = realloc(tampon, (strlen(tampon) + 1) * |
Line 4060 instruction_syseval(struct_processus *s_
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Line 4126 instruction_syseval(struct_processus *s_
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* Transformation de la chaîne en liste |
* Transformation de la chaîne en liste |
*/ |
*/ |
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longueur_tampon = strlen(tampon); |
if ((ligne = analyse_flux(s_etat_processus, tampon, |
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&longueur_tampon)) == 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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free(tampon); |
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tampon = ligne; |
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for(i = 0, ptr = tampon, nombre_lignes = 0; |
for(i = 0, ptr = tampon, nombre_lignes = 0; |
i < (long) longueur_tampon; i++, ptr++) |
i < (long) longueur_tampon; i++, ptr++) |
Line 4175 instruction_syseval(struct_processus *s_
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Line 4249 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex_fork)) != 0) |
# 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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 4192 instruction_syseval(struct_processus *s_
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Line 4270 instruction_syseval(struct_processus *s_
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&((*s_etat_processus).l_base_pile), s_objet_resultat) |
&((*s_etat_processus).l_base_pile), s_objet_resultat) |
== d_erreur) |
== d_erreur) |
{ |
{ |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
# 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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
if (errno != EINTR) |
return; |
{ |
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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 (close(pipes_erreur[0]) != 0) |
if (close(pipes_erreur[0]) != 0) |
Line 4208 instruction_syseval(struct_processus *s_
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Line 4293 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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if (pthread_mutex_lock(&((*s_etat_processus).mutex_fork)) != 0) |
# 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 |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
if (errno != EINTR) |
return; |
{ |
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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 (close(pipes_erreur[0]) != 0) |
if (close(pipes_erreur[0]) != 0) |