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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* routine.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 23:00:07 by cacharle #+# #+# */
/* Updated: 2021/01/03 12:57:27 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "philo_two.h"
void *routine_philo(t_philo *arg)
{
long int eat_counter;
pthread_t thread_death;
arg->time_last_eat = h_time_now();
if (pthread_create(&thread_death, NULL, (t_routine)routine_death, arg) != 0)
return (NULL);
eat_counter = 0;
event_think(arg);
while (true)
{
event_take_fork(arg);
event_take_fork(arg);
event_eat(arg);
arg->time_last_eat = h_time_now();
if (arg->conf->meal_num != -1 && ++eat_counter == arg->conf->meal_num)
{
sem_wait(arg->conf->sem_stdout);
sem_post(arg->conf->sem_finish);
sem_post(arg->conf->sem_stdout);
}
event_sleep(arg);
event_think(arg);
}
pthread_join(thread_death, NULL);
return (NULL);
}
void *routine_death(t_philo *arg)
{
t_time current;
current = h_time_now();
while (current - arg->time_last_eat < arg->conf->timeout_death)
{
current = h_time_now();
usleep(1000);
}
event_die(arg);
return (NULL);
}
t_philo *routine_create_philos(t_philo_conf *conf, sem_t *forks)
{
int i;
t_philo *philos;
if ((philos = malloc(sizeof(t_philo) * conf->philo_num)) == NULL)
return (NULL);
i = -1;
while (++i < conf->philo_num)
{
philos[i].id = i + 1;
philos[i].forks = forks;
philos[i].conf = conf;
}
return (philos);
}
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