version 1.57, 2013/03/21 11:30:30
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version 1.94, 2025/04/15 10:17:55
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/* |
/* |
================================================================================ |
================================================================================ |
RPL/2 (R) version 4.1.13 |
RPL/2 (R) version 4.1.36 |
Copyright (C) 1989-2013 Dr. BERTRAND Joël |
Copyright (C) 1989-2025 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 133 instruction_splash(struct_processus *s_e
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Line 133 instruction_splash(struct_processus *s_e
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void |
void |
instruction_send(struct_processus *s_etat_processus) |
instruction_send(struct_processus *s_etat_processus) |
{ |
{ |
pid_t pid; |
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pthread_t tid; |
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sig_atomic_t registre; |
sig_atomic_t registre; |
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ssize_t longueur_ecriture; |
ssize_t longueur_ecriture; |
Line 145 instruction_send(struct_processus *s_eta
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Line 141 instruction_send(struct_processus *s_eta
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struct timespec attente; |
struct timespec attente; |
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unsigned char caractere; |
unsigned char tampon; |
unsigned char tampon; |
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(*s_etat_processus).erreur_execution = d_ex; |
(*s_etat_processus).erreur_execution = d_ex; |
Line 242 instruction_send(struct_processus *s_eta
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Line 239 instruction_send(struct_processus *s_eta
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} |
} |
} |
} |
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pid = -3; |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
Line 257 instruction_send(struct_processus *s_eta
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Line 249 instruction_send(struct_processus *s_eta
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return; |
return; |
} |
} |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
caractere = 1; |
(*s_etat_processus).pipe_nombre_objets_attente, |
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&pid, sizeof(pid))) != sizeof(pid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
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if (longueur_ecriture == -1) |
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{ |
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if ((*s_etat_processus).profilage == d_vrai) |
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{ |
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profilage(s_etat_processus, NULL); |
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} |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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scrutation_interruptions(s_etat_processus); |
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} |
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pid = getpid(); |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_objets_attente, |
(*s_etat_processus).pipe_nombre_elements_attente, |
&pid, sizeof(pid))) != sizeof(pid)) |
&caractere, sizeof(caractere))) != sizeof(caractere)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 375 instruction_send(struct_processus *s_eta
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Line 323 instruction_send(struct_processus *s_eta
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} |
} |
} |
} |
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tid = (pthread_t) -3; |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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Line 390 instruction_send(struct_processus *s_eta
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Line 336 instruction_send(struct_processus *s_eta
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return; |
return; |
} |
} |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
caractere = 1; |
(*s_etat_processus).pipe_nombre_objets_attente, |
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&tid, sizeof(tid))) != sizeof(tid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (longueur_ecriture == -1) |
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{ |
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if ((*s_etat_processus).profilage == d_vrai) |
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{ |
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profilage(s_etat_processus, NULL); |
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} |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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scrutation_interruptions(s_etat_processus); |
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} |
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tid = pthread_self(); |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
while((longueur_ecriture = write_atomic(s_etat_processus, |
(*s_etat_processus).pipe_nombre_objets_attente, |
(*s_etat_processus).pipe_nombre_elements_attente, |
&tid, sizeof(tid))) != sizeof(tid)) |
&caractere, sizeof(caractere))) != sizeof(caractere)) |
{ |
{ |
# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
Line 481 instruction_send(struct_processus *s_eta
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Line 386 instruction_send(struct_processus *s_eta
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} |
} |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
# else |
# else |
if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
# endif |
# 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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Line 551 instruction_send(struct_processus *s_eta
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Line 459 instruction_send(struct_processus *s_eta
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} |
} |
} |
} |
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// Envoi d'un PID invalide (-1) pour ne pas bloquer le thread |
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// de surveillance. |
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if ((*s_etat_processus).processus_detache == d_vrai) |
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{ |
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pid = -1; |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_interruptions_attente, |
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&pid, sizeof(pid))) != sizeof(pid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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if (longueur_ecriture == -1) |
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{ |
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if ((*s_etat_processus).profilage == d_vrai) |
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{ |
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profilage(s_etat_processus, NULL); |
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} |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
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scrutation_interruptions(s_etat_processus); |
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} |
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else |
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{ |
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tid = (pthread_t) -1; |
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attente.tv_sec = 0; |
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attente.tv_nsec = GRANULARITE_us * 1000; |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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while((longueur_ecriture = write_atomic(s_etat_processus, |
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(*s_etat_processus).pipe_nombre_interruptions_attente, |
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&tid, sizeof(tid))) != sizeof(tid)) |
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{ |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
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if (longueur_ecriture == -1) |
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{ |
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if ((*s_etat_processus).profilage == d_vrai) |
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{ |
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profilage(s_etat_processus, NULL); |
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} |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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nanosleep(&attente, NULL); |
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INCR_GRANULARITE(attente.tv_nsec); |
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# ifndef SEMAPHORES_NOMMES |
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if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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if (sem_post((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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scrutation_interruptions(s_etat_processus); |
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} |
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# ifndef SEMAPHORES_NOMMES |
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while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0) |
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# else |
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while(sem_wait((*s_etat_processus).semaphore_fork) != 0) |
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# endif |
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{ |
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if (errno != EINTR) |
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{ |
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(*s_etat_processus).erreur_systeme = d_es_processus; |
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return; |
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} |
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} |
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} |
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// ecriture_pipe() ne peut être interrompu par un signal. |
// ecriture_pipe() ne peut être interrompu par un signal. |
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# ifndef SEMAPHORES_NOMMES |
# ifndef SEMAPHORES_NOMMES |
Line 1131 instruction_sqlquery(struct_processus *s
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Line 890 instruction_sqlquery(struct_processus *s
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.descripteur.mysql); |
.descripteur.mysql); |
} |
} |
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if (presence_resultat == d_vrai) |
if (empilement(s_etat_processus, &((*s_etat_processus).l_base_pile), |
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s_objet_resultat) == d_erreur) |
{ |
{ |
if (empilement(s_etat_processus, |
return; |
&((*s_etat_processus).l_base_pile), |
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s_objet_resultat) == d_erreur) |
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{ |
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return; |
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} |
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} |
} |
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# else |
# else |
Line 1431 instruction_sqlquery(struct_processus *s
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Line 1186 instruction_sqlquery(struct_processus *s
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int ios; |
int ios; |
int nombre_colonnes; |
int nombre_colonnes; |
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logical1 presence_resultat; |
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sqlite3_stmt *ppStmt; |
sqlite3_stmt *ppStmt; |
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struct_liste_chainee *l_element_courant; |
struct_liste_chainee *l_element_courant; |
Line 1461 instruction_sqlquery(struct_processus *s
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Line 1214 instruction_sqlquery(struct_processus *s
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return; |
return; |
} |
} |
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presence_resultat = d_faux; |
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s_objet_resultat = NULL; |
s_objet_resultat = NULL; |
l_element_courant = NULL; |
l_element_courant = NULL; |
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attente.tv_sec = 0; |
attente.tv_sec = 0; |
attente.tv_nsec = GRANULARITE_us * 1000; |
attente.tv_nsec = GRANULARITE_us * 1000; |
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if ((s_objet_resultat = |
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allocation(s_etat_processus, LST)) == 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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// Création d'une liste vide |
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(*s_objet_resultat).objet = NULL; |
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l_element_courant = (*s_objet_resultat).objet; |
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do |
do |
{ |
{ |
switch(ios = sqlite3_step(ppStmt)) |
switch(ios = sqlite3_step(ppStmt)) |
{ |
{ |
case SQLITE_ROW: |
case SQLITE_ROW: |
{ |
{ |
if (s_objet_resultat == NULL) |
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{ |
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if ((s_objet_resultat = |
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allocation(s_etat_processus, LST)) == 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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presence_resultat = d_vrai; |
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// Création d'une liste vide |
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(*s_objet_resultat).objet = NULL; |
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l_element_courant = (*s_objet_resultat).objet; |
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} |
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// Ajout d'une liste au bout de la liste |
// Ajout d'une liste au bout de la liste |
// contenant les lignes |
// contenant les lignes |
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Line 1661 instruction_sqlquery(struct_processus *s
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Line 1408 instruction_sqlquery(struct_processus *s
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.descripteur.sqlite); |
.descripteur.sqlite); |
} |
} |
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if (presence_resultat == d_vrai) |
if (empilement(s_etat_processus, &((*s_etat_processus) |
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.l_base_pile), s_objet_resultat) == d_erreur) |
{ |
{ |
if (empilement(s_etat_processus, &((*s_etat_processus) |
return; |
.l_base_pile), s_objet_resultat) == d_erreur) |
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{ |
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return; |
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} |
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} |
} |
} |
} |
else |
else |
Line 1760 instruction_stop(struct_processus *s_eta
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Line 1504 instruction_stop(struct_processus *s_eta
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.processus_detache == d_vrai) |
.processus_detache == d_vrai) |
{ |
{ |
envoi_signal_processus((*(*((struct_processus_fils *) |
envoi_signal_processus((*(*((struct_processus_fils *) |
(*s_objet).objet)).thread).pid, rpl_sigstop); |
(*s_objet).objet)).thread).pid, rpl_sigstop, d_faux); |
} |
} |
else |
else |
{ |
{ |
if (pthread_mutex_lock(&((*s_etat_processus).mutex)) != 0) |
if (pthread_mutex_lock(&((*s_etat_processus).mutex_pile_processus)) |
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!= 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 1806 instruction_stop(struct_processus *s_eta
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Line 1551 instruction_stop(struct_processus *s_eta
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if (pthread_mutex_lock(&((*(*((struct_processus_fils *) |
if (pthread_mutex_lock(&((*(*((struct_processus_fils *) |
(*s_objet).objet)).thread).mutex)) != 0) |
(*s_objet).objet)).thread).mutex)) != 0) |
{ |
{ |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex)) |
if (pthread_mutex_unlock(&((*s_etat_processus) |
!= 0) |
.mutex_pile_processus)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 1820 instruction_stop(struct_processus *s_eta
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Line 1565 instruction_stop(struct_processus *s_eta
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if ((*(*((struct_processus_fils *) |
if ((*(*((struct_processus_fils *) |
(*s_objet).objet)).thread).thread_actif == d_vrai) |
(*s_objet).objet)).thread).thread_actif == d_vrai) |
{ |
{ |
envoi_signal_thread((*(*((struct_processus_fils *) |
envoi_signal_thread(s_etat_processus, |
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(*(*((struct_processus_fils *) |
(*s_objet).objet)).thread).tid, rpl_sigstop); |
(*s_objet).objet)).thread).tid, rpl_sigstop); |
} |
} |
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if (pthread_mutex_unlock(&((*(*((struct_processus_fils *) |
if (pthread_mutex_unlock(&((*(*((struct_processus_fils *) |
(*s_objet).objet)).thread).mutex)) != 0) |
(*s_objet).objet)).thread).mutex)) != 0) |
{ |
{ |
if (pthread_mutex_unlock(&((*s_etat_processus).mutex)) |
if (pthread_mutex_unlock(&((*s_etat_processus) |
!= 0) |
.mutex_pile_processus)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |
Line 1840 instruction_stop(struct_processus *s_eta
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Line 1586 instruction_stop(struct_processus *s_eta
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} |
} |
} |
} |
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if (pthread_mutex_unlock(&((*s_etat_processus).mutex)) != 0) |
if (pthread_mutex_unlock(&((*s_etat_processus) |
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.mutex_pile_processus)) != 0) |
{ |
{ |
(*s_etat_processus).erreur_systeme = d_es_processus; |
(*s_etat_processus).erreur_systeme = d_es_processus; |
return; |
return; |