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-rw-r--r--philo_two/src/io.c45
-rw-r--r--philo_two/src/main.c55
-rw-r--r--philo_two/src/philo_two.h45
-rw-r--r--philo_two/src/routine.c74
4 files changed, 219 insertions, 0 deletions
diff --git a/philo_two/src/io.c b/philo_two/src/io.c
new file mode 100644
index 0000000..20aec03
--- /dev/null
+++ b/philo_two/src/io.c
@@ -0,0 +1,45 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* io.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/14 23:37:50 by cacharle #+# #+# */
+/* Updated: 2020/02/14 23:50:10 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "philo_two.h"
+
+void io_eat(t_routine_arg *arg)
+{
+ pthread_mutex_lock(&arg->args->mutex_stdout);
+ if (arg->args->all_alive)
+ philo_eat(arg->id, arg->args->timeout_eat);
+ pthread_mutex_unlock(&arg->args->mutex_stdout);
+}
+
+void io_think(t_routine_arg *arg)
+{
+ pthread_mutex_lock(&arg->args->mutex_stdout);
+ if (arg->args->all_alive)
+ philo_think(arg->id);
+ pthread_mutex_unlock(&arg->args->mutex_stdout);
+}
+
+void io_sleep(t_routine_arg *arg)
+{
+ pthread_mutex_lock(&arg->args->mutex_stdout);
+ if (arg->args->all_alive)
+ philo_sleep(arg->id, arg->args->timeout_sleep);
+ pthread_mutex_unlock(&arg->args->mutex_stdout);
+}
+
+void io_die(t_routine_arg *arg)
+{
+ pthread_mutex_lock(&arg->args->mutex_stdout);
+ if (arg->args->all_alive)
+ philo_die(arg->id);
+ pthread_mutex_unlock(&arg->args->mutex_stdout);
+}
diff --git a/philo_two/src/main.c b/philo_two/src/main.c
new file mode 100644
index 0000000..5442d1a
--- /dev/null
+++ b/philo_two/src/main.c
@@ -0,0 +1,55 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* main.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/14 22:45:23 by cacharle #+# #+# */
+/* Updated: 2020/09/29 15:27:05 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "philo_two.h"
+
+int main(int argc, char **argv)
+{
+ int i;
+ t_philo_args philo_args;
+ t_routine_arg *routine_args;
+ sem_t *forks;
+ pthread_t *threads;
+
+ if (!parse_args(&philo_args, argc, argv))
+ return (1);
+ sem_unlink("philo_two");
+ forks = sem_open("philo_two", O_CREAT, 0700, philo_args.philo_num);
+ if (forks == SEM_FAILED)
+ return (1);
+ if ((routine_args = routine_args_create(&philo_args, forks)) == NULL)
+ return (1);
+ if ((threads = malloc(sizeof(pthread_t) * philo_args.philo_num)) == NULL)
+ return (1);
+ philo_args.all_alive = TRUE;
+ pthread_mutex_init(&philo_args.mutex_all_alive, NULL);
+ pthread_mutex_init(&philo_args.mutex_stdout, NULL);
+
+ i = -1;
+ while (++i < philo_args.philo_num)
+ if (pthread_create(threads + i, NULL, routine_philo, routine_args + i) < 0)
+ return (1);
+ while (philo_args.all_alive)
+ ;
+
+ i = -1;
+ while (++i < philo_args.philo_num)
+ pthread_join(threads[i], NULL);
+ sem_close(forks);
+ sem_unlink("philo_two");
+
+ pthread_mutex_destroy(&philo_args.mutex_stdout);
+ pthread_mutex_destroy(&philo_args.mutex_all_alive);
+ free(threads);
+ free(routine_args);
+ return (0);
+}
diff --git a/philo_two/src/philo_two.h b/philo_two/src/philo_two.h
new file mode 100644
index 0000000..fb42628
--- /dev/null
+++ b/philo_two/src/philo_two.h
@@ -0,0 +1,45 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* philo_two.h :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/14 22:47:23 by cacharle #+# #+# */
+/* Updated: 2020/09/29 15:21:32 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#ifndef PHILO_TWO_H
+# define PHILO_TWO_H
+
+# include <pthread.h>
+# include <semaphore.h>
+// # include "common.h"
+
+typedef struct
+{
+ int id;
+ t_philo_args *args;
+ t_time time_last_eat;
+ sem_t *forks;
+} t_routine_arg;
+
+/*
+** routine.c
+*/
+
+void *routine_philo(void *void_arg);
+void *routine_death(void *void_arg);
+t_routine_arg *routine_args_create(t_philo_args *philo_args, sem_t *forks);
+
+/*
+** io.c
+*/
+
+void io_eat(t_routine_arg *arg);
+void io_think(t_routine_arg *arg);
+void io_sleep(t_routine_arg *arg);
+void io_die(t_routine_arg *arg);
+
+#endif
diff --git a/philo_two/src/routine.c b/philo_two/src/routine.c
new file mode 100644
index 0000000..fefeb34
--- /dev/null
+++ b/philo_two/src/routine.c
@@ -0,0 +1,74 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* routine.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/14 23:00:07 by cacharle #+# #+# */
+/* Updated: 2020/02/15 00:35:26 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "philo_two.h"
+
+void *routine_philo(void *void_arg)
+{
+ t_routine_arg *arg;
+ pthread_t thread_death;
+
+ arg = (t_routine_arg*)void_arg;
+ io_think(arg);
+ if (!arg->args->all_alive)
+ return (NULL);
+ arg->time_last_eat = h_time_now();
+ if (pthread_create(&thread_death, NULL, routine_death, arg) != 0)
+ return (NULL);
+ while (arg->args->all_alive)
+ {
+ sem_wait(arg->forks);
+ sem_wait(arg->forks);
+ io_eat(arg);
+ sem_post(arg->forks);
+ sem_post(arg->forks);
+ arg->time_last_eat = h_time_now();
+ io_sleep(arg);
+ io_think(arg);
+ }
+ pthread_join(thread_death, NULL);
+ return (NULL);
+}
+
+void *routine_death(void *void_arg)
+{
+ t_routine_arg *arg;
+ t_time current;
+
+ arg = (t_routine_arg*)void_arg;
+ current = h_time_now();
+ while (arg->args->all_alive &&
+ current - arg->time_last_eat < arg->args->timeout_death)
+ current = h_time_now();
+ io_die(arg);
+ pthread_mutex_lock(&arg->args->mutex_all_alive);
+ arg->args->all_alive = FALSE;
+ pthread_mutex_unlock(&arg->args->mutex_all_alive);
+ return (NULL);
+}
+
+t_routine_arg *routine_args_create(t_philo_args *philo_args, sem_t *forks)
+{
+ int i;
+ t_routine_arg *routine_args;
+
+ if ((routine_args = malloc(sizeof(t_routine_arg) * philo_args->philo_num)) == NULL)
+ return (NULL);
+ i = -1;
+ while (++i < philo_args->philo_num)
+ {
+ routine_args[i].id = i + 1;
+ routine_args[i].forks = forks;
+ routine_args[i].args = philo_args;
+ }
+ return (routine_args);
+}
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