version 1.28, 2011/06/20 17:54:19
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version 1.53, 2012/08/22 10:47:17
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Line 1
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Line 1
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.1.0.prerelease.1 |
RPL/2 (R) version 4.1.10 |
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 3399 instruction_syseval(struct_processus *s_
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Line 3399 instruction_syseval(struct_processus *s_
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logical1 presence_stdin; |
logical1 presence_stdin; |
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long i; |
long i; |
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long longueur_ecriture; |
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long longueur_traitee; |
long nombre_arguments; |
long nombre_arguments; |
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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; |
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struct_liste_chainee *l_element_courant; |
struct_liste_chainee *l_element_courant; |
struct_liste_chainee *l_element_precedent; |
struct_liste_chainee *l_element_precedent; |
struct_liste_chainee *l_element_stdin; |
struct_liste_chainee *l_element_stdin; |
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 3526 instruction_syseval(struct_processus *s_
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Line 3524 instruction_syseval(struct_processus *s_
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registre_programme = (*s_etat_processus).definitions_chainees; |
registre_programme = (*s_etat_processus).definitions_chainees; |
registre_position_courante = (*s_etat_processus).position_courante; |
registre_position_courante = (*s_etat_processus).position_courante; |
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(*s_etat_processus).definitions_chainees = |
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(unsigned char *) (*s_objet).objet; |
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(*s_etat_processus).position_courante = 0; |
(*s_etat_processus).position_courante = 0; |
(*s_etat_processus).autorisation_empilement_programme = 'N'; |
(*s_etat_processus).autorisation_empilement_programme = 'N'; |
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Line 3535 instruction_syseval(struct_processus *s_
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Line 3531 instruction_syseval(struct_processus *s_
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* Échappement des guillemets |
* Échappement des guillemets |
*/ |
*/ |
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ptr = (*s_etat_processus).definitions_chainees; |
if (((*s_etat_processus).definitions_chainees = |
ptr2 = ptr; |
formateur_flux(s_etat_processus, (unsigned char *) |
i = 0; |
(*s_objet).objet, &longueur_traitee)) == NULL) |
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while((*ptr) != d_code_fin_chaine) |
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{ |
{ |
if ((*ptr) == '\\') |
(*s_etat_processus).erreur_systeme = d_es_allocation_memoire; |
{ |
return; |
switch (*(ptr + 1)) |
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{ |
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case '"': |
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case '\\': |
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{ |
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ptr++; |
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break; |
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} |
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} |
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} |
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*ptr2++ = *ptr++; |
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} |
} |
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*ptr2 = d_code_fin_chaine; |
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/* |
/* |
* Scission de la chaîne en différents arguments |
* Scission de la chaîne en différents arguments |
*/ |
*/ |
Line 3570 instruction_syseval(struct_processus *s_
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Line 3550 instruction_syseval(struct_processus *s_
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{ |
{ |
if (recherche_instruction_suivante(s_etat_processus) == d_erreur) |
if (recherche_instruction_suivante(s_etat_processus) == d_erreur) |
{ |
{ |
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free((*s_etat_processus).definitions_chainees); |
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(*s_etat_processus).autorisation_empilement_programme = |
(*s_etat_processus).autorisation_empilement_programme = |
registre_autorisation_empilement_programme; |
registre_autorisation_empilement_programme; |
(*s_etat_processus).instruction_courante = |
(*s_etat_processus).instruction_courante = |
Line 3587 instruction_syseval(struct_processus *s_
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Line 3569 instruction_syseval(struct_processus *s_
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if ((s_objet_temporaire = allocation(s_etat_processus, CHN)) |
if ((s_objet_temporaire = allocation(s_etat_processus, CHN)) |
== NULL) |
== NULL) |
{ |
{ |
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free((*s_etat_processus).definitions_chainees); |
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(*s_etat_processus).autorisation_empilement_programme = |
(*s_etat_processus).autorisation_empilement_programme = |
registre_autorisation_empilement_programme; |
registre_autorisation_empilement_programme; |
(*s_etat_processus).instruction_courante = |
(*s_etat_processus).instruction_courante = |
Line 3631 instruction_syseval(struct_processus *s_
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Line 3615 instruction_syseval(struct_processus *s_
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&((*s_etat_processus).l_base_pile), |
&((*s_etat_processus).l_base_pile), |
s_objet_temporaire) == d_erreur) |
s_objet_temporaire) == d_erreur) |
{ |
{ |
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free((*s_etat_processus).definitions_chainees); |
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(*s_etat_processus).autorisation_empilement_programme = |
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registre_autorisation_empilement_programme; |
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(*s_etat_processus).instruction_courante = |
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registre_instruction_courante; |
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(*s_etat_processus).definitions_chainees = |
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registre_programme; |
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(*s_etat_processus).position_courante = |
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registre_position_courante; |
return; |
return; |
} |
} |
} |
} |
Line 3643 instruction_syseval(struct_processus *s_
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Line 3637 instruction_syseval(struct_processus *s_
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nombre_arguments++; |
nombre_arguments++; |
} while(drapeau_fin == d_faux); |
} while(drapeau_fin == d_faux); |
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free((*s_etat_processus).definitions_chainees); |
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(*s_etat_processus).autorisation_empilement_programme = |
(*s_etat_processus).autorisation_empilement_programme = |
registre_autorisation_empilement_programme; |
registre_autorisation_empilement_programme; |
(*s_etat_processus).instruction_courante = |
(*s_etat_processus).instruction_courante = |
Line 3702 instruction_syseval(struct_processus *s_
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Line 3698 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 3854 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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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
# else |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 3878 instruction_syseval(struct_processus *s_
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Line 3875 instruction_syseval(struct_processus *s_
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} |
} |
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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) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus) |
while(sem_wait(&((*s_etat_processus) |
.semaphore_fork)) == -1) |
.semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus) |
while(sem_wait((*s_etat_processus) |
.semaphore_fork) == -1) |
.semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
(*s_etat_processus).erreur_systeme = |
{ |
d_es_processus; |
(*s_etat_processus).erreur_systeme = |
return; |
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 3905 instruction_syseval(struct_processus *s_
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Line 3898 instruction_syseval(struct_processus *s_
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus) |
if (sem_post(&((*s_etat_processus) |
.semaphore_fork)) != 0) |
.semaphore_fork)) != 0) |
# else |
# else |
if (sem_post((*s_etat_processus) |
if (sem_post((*s_etat_processus) |
.semaphore_fork) != 0) |
.semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 3917 instruction_syseval(struct_processus *s_
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Line 3910 instruction_syseval(struct_processus *s_
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} |
} |
} |
} |
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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) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus) |
while(sem_wait(&((*s_etat_processus) |
.semaphore_fork)) == -1) |
.semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus) |
while(sem_wait((*s_etat_processus) |
.semaphore_fork) == -1) |
.semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |
Line 3943 instruction_syseval(struct_processus *s_
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Line 3938 instruction_syseval(struct_processus *s_
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus) |
if (sem_post(&((*s_etat_processus) |
.semaphore_fork)) != 0) |
.semaphore_fork)) != 0) |
# else |
# else |
if (sem_post((*s_etat_processus) |
if (sem_post((*s_etat_processus) |
.semaphore_fork) != 0) |
.semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 3956 instruction_syseval(struct_processus *s_
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Line 3951 instruction_syseval(struct_processus *s_
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
# else |
# else |
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |
Line 3990 instruction_syseval(struct_processus *s_
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Line 3986 instruction_syseval(struct_processus *s_
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*/ |
*/ |
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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) |
# else |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 4002 instruction_syseval(struct_processus *s_
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Line 3998 instruction_syseval(struct_processus *s_
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if (waitpid(pid, &status, 0) == -1) |
if (waitpid(pid, &status, 0) == -1) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) |
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!= 0) |
# else |
# else |
if (sem_wait((*s_etat_processus).semaphore_fork) == -1) |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
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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(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 4019 instruction_syseval(struct_processus *s_
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Line 4013 instruction_syseval(struct_processus *s_
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
if (sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |
Line 4043 instruction_syseval(struct_processus *s_
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Line 4037 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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tampon[0] = d_code_fin_chaine; |
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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) |
{ |
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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 |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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; |
} |
} |
# endif |
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while((ios = read_atomic(s_etat_processus, |
while((ios = read_atomic(s_etat_processus, |
pipes_sortie[0], &(tampon[pointeur]), |
pipes_sortie[0], &(tampon[pointeur]), |
longueur_lecture)) > 0) |
longueur_lecture)) > 0) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
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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tampon[pointeur + ios] = d_code_fin_chaine; |
tampon[pointeur + ios] = d_code_fin_chaine; |
Line 4088 instruction_syseval(struct_processus *s_
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Line 4077 instruction_syseval(struct_processus *s_
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} |
} |
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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) |
# else |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 4099 instruction_syseval(struct_processus *s_
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Line 4088 instruction_syseval(struct_processus *s_
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |
Line 4111 instruction_syseval(struct_processus *s_
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Line 4100 instruction_syseval(struct_processus *s_
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} |
} |
} |
} |
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if ((tampon = realloc(tampon, (strlen(tampon) + 1) * |
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sizeof(unsigned char))) == 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 (ios == -1) |
if (ios == -1) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 4183 instruction_syseval(struct_processus *s_
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Line 4164 instruction_syseval(struct_processus *s_
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} |
} |
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if (((*(*l_element_courant).donnee).objet = |
if (((*(*l_element_courant).donnee).objet = |
malloc((strlen(ptr) + 1) * sizeof(unsigned char))) |
analyse_flux(s_etat_processus, ptr, |
== NULL) |
strlen(ptr))) == NULL) |
{ |
{ |
(*s_etat_processus).erreur_systeme = |
(*s_etat_processus).erreur_systeme = |
d_es_allocation_memoire; |
d_es_allocation_memoire; |
return; |
return; |
} |
} |
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strcpy((*(*l_element_courant).donnee).objet, ptr); |
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|
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while((*ptr) != d_code_fin_chaine) |
while((*ptr) != d_code_fin_chaine) |
{ |
{ |
ptr++; |
ptr++; |
Line 4251 instruction_syseval(struct_processus *s_
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Line 4230 instruction_syseval(struct_processus *s_
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} |
} |
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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) |
# else |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
Line 4272 instruction_syseval(struct_processus *s_
|
Line 4251 instruction_syseval(struct_processus *s_
|
== d_erreur) |
== d_erreur) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |
Line 4295 instruction_syseval(struct_processus *s_
|
Line 4274 instruction_syseval(struct_processus *s_
|
} |
} |
|
|
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) == -1) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
while(sem_wait((*s_etat_processus).semaphore_fork) == -1) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# endif |
{ |
{ |
if (errno != EINTR) |
if (errno != EINTR) |