version 1.104, 2019/02/17 09:09:53
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version 1.110, 2019/07/16 15:17:00
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Line 19
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Line 19
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================================================================================ |
================================================================================ |
*/ |
*/ |
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#define DEBUG_ERREURS |
#include "rpl-conv.h" |
#include "rpl-conv.h" |
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Line 3372 instruction_sto(struct_processus *s_etat
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Line 3372 instruction_sto(struct_processus *s_etat
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================================================================================ |
================================================================================ |
*/ |
*/ |
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struct |
static struct |
{ |
{ |
struct_processus *s_etat_processus; |
struct_processus *s_etat_processus; |
struct_liste_chainee *fd_stdin; |
struct_liste_chainee *fd_stdin; |
Line 3454 instruction_syseval(struct_processus *s_
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Line 3454 instruction_syseval(struct_processus *s_
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{ |
{ |
char **arguments; |
char **arguments; |
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int etape; |
int ios; |
int ios; |
int pipes_entree[2]; |
int pipes_entree[2]; |
int pipes_erreur[2]; |
int pipes_erreur[2]; |
int pipes_sortie[2]; |
int pipes_sortie[2]; |
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int registre_ios; |
int status; |
int status; |
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file *fpipe; |
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logical1 drapeau_fin; |
logical1 drapeau_fin; |
logical1 presence_stdin; |
logical1 presence_stdin; |
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Line 3486 instruction_syseval(struct_processus *s_
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Line 3490 instruction_syseval(struct_processus *s_
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struct timespec attente; |
struct timespec attente; |
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struct timeval horodatage_final; |
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struct timeval horodatage_initial; |
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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 3849 instruction_syseval(struct_processus *s_
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Line 3856 instruction_syseval(struct_processus *s_
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if (close(pipes_entree[1]) != 0) |
if (close(pipes_entree[1]) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
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if (close(pipes_sortie[0]) != 0) |
if (close(pipes_sortie[0]) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
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if (close(pipes_erreur[0]) != 0) |
if (close(pipes_erreur[0]) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
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if (pipes_entree[0] != STDIN_FILENO) |
if (pipes_entree[0] != STDIN_FILENO) |
Line 3869 instruction_syseval(struct_processus *s_
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Line 3876 instruction_syseval(struct_processus *s_
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if (dup2(pipes_entree[0], STDIN_FILENO) == -1) |
if (dup2(pipes_entree[0], STDIN_FILENO) == -1) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
} |
} |
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Line 3878 instruction_syseval(struct_processus *s_
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Line 3885 instruction_syseval(struct_processus *s_
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if (dup2(pipes_sortie[1], STDOUT_FILENO) == -1) |
if (dup2(pipes_sortie[1], STDOUT_FILENO) == -1) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
} |
} |
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Line 3887 instruction_syseval(struct_processus *s_
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Line 3894 instruction_syseval(struct_processus *s_
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if (dup2(pipes_sortie[1], STDERR_FILENO) == -1) |
if (dup2(pipes_sortie[1], STDERR_FILENO) == -1) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
printf("%d\n",__LINE__); |
} |
} |
} |
} |
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if (nombre_arguments != 0) |
if ((nombre_arguments != 0) && ((*s_etat_processus).erreur_systeme |
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== d_es)) |
{ |
{ |
execvp(arguments[0], arguments); |
execvp(arguments[0], arguments); |
} |
} |
else |
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{ |
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exit(EXIT_SUCCESS); |
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} |
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/* |
/* |
* L'appel système execvp() a généré une erreur et n'a pu exécuter |
* L'appel système execvp() a généré une erreur et n'a pu exécuter |
Line 3927 instruction_syseval(struct_processus *s_
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Line 3931 instruction_syseval(struct_processus *s_
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write_atomic(s_etat_processus, pipes_erreur[1], " ", 1); |
write_atomic(s_etat_processus, pipes_erreur[1], " ", 1); |
close(pipes_erreur[1]); |
close(pipes_erreur[1]); |
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if ((*s_etat_processus).langue == 'F') |
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{ |
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printf("+++Système : erreur interne dans SYSEVAL [%d]\n", |
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(int) getpid()); |
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} |
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else |
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{ |
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printf("+++System : SYSEVAL internal error [%d]\n", |
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(int) getpid()); |
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} |
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exit(EXIT_SUCCESS); |
exit(EXIT_SUCCESS); |
} |
} |
else |
else |
Line 4031 instruction_syseval(struct_processus *s_
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Line 4046 instruction_syseval(struct_processus *s_
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return; |
return; |
} |
} |
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while((ios = (int) read_atomic(s_etat_processus, |
while((ios = (int) read_atomic_signal(s_etat_processus, |
pipes_sortie[0], &(tampon[pointeur]), |
pipes_sortie[0], &(tampon[pointeur]), |
(size_t) longueur_lecture)) > 0) |
(size_t) longueur_lecture)) >= 0) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 4067 instruction_syseval(struct_processus *s_
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Line 4082 instruction_syseval(struct_processus *s_
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(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
} |
} |
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if ((*s_etat_processus).var_volatile_requete_arret == -1) |
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{ |
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gettimeofday(&horodatage_initial, NULL); |
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if ((*s_etat_processus).var_volatile_alarme == -1) |
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{ |
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kill(pid, SIGKILL); |
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} |
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else |
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{ |
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kill(pid, SIGTERM); |
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} |
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if ((fpipe = fdopen(pipes_sortie[0], "r")) == NULL) |
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{ |
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(*s_etat_processus).erreur_systeme = |
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d_es_erreur_fichier; |
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return; |
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} |
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etape = 1; |
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registre_ios = ios; |
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while((ios = getc(fpipe)) != EOF) |
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{ |
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if (etape == 1) |
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{ |
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gettimeofday(&horodatage_final, NULL); |
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// Si au bout de 10 secondes après le premier |
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// signal, il reste des données à lire, le processus |
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// est sans doute encore actif. On envoie donc |
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// un signal 9. |
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if ((horodatage_final.tv_sec - |
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horodatage_initial.tv_sec) > 10) |
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{ |
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etape = 2; |
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kill(pid, SIGKILL); |
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gettimeofday(&horodatage_initial, NULL); |
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} |
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} |
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} |
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ios = registre_ios; |
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break; |
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} |
} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |