Kinou/Philosophers
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This commit is contained in:
kinou-p 2022-02-28 22:21:05 +01:00
parent 4db31b05e9
commit 641e225ded
1 changed files with 26 additions and 33 deletions
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57
main.c
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@ -33,17 +33,18 @@ s_arg *create_data(int argc, char **argv)
void put_event(s_philo philo, char *event)
{
pthread_mutex_lock(philo.display);
if (*philo.data->death)
printf("%ldms Philo N°%d %s\n", get_time() - philo.data->time_start, philo.philo_id, event);
pthread_mutex_unlock(philo.display);
}
void philo_take_fork(s_philo *philo_tmp)
void philo_take_fork(s_philo philo)
{
}
void philo_sleep_think(s_philo *philo_tmp)
{
pthread_mutex_lock(philo.right_fork);
put_event(philo, "has taken a fork");
pthread_mutex_lock(philo.left_fork);
put_event(philo, "has taken a fork");
}
void philo_eat(s_philo *philo_tmp)
@ -51,26 +52,15 @@ void philo_eat(s_philo *philo_tmp)
s_philo philo;
philo = *philo_tmp;
pthread_mutex_lock(philo.right_fork);
pthread_mutex_lock(philo.left_fork);
pthread_mutex_lock(philo.display);
put_event(philo, "has taken a fork");
put_event(philo, "has taken a fork");
pthread_mutex_unlock(philo.display);
pthread_mutex_lock(philo.display);
philo_take_fork(philo);
*philo_tmp->last_eat = get_time();
put_event(philo, "is eating");
pthread_mutex_unlock(philo.display);
usleep(philo.data->time_to_eat * 1000);
pthread_mutex_unlock(philo.right_fork);
pthread_mutex_unlock(philo.left_fork);
pthread_mutex_lock(philo.display);
pthread_mutex_unlock(philo.right_fork);
put_event(philo, "is sleeping");
pthread_mutex_unlock(philo.display);
usleep(philo.data->time_to_sleep * 1000);
pthread_mutex_lock(philo.display);
put_event(philo, "is thinking");
pthread_mutex_unlock(philo.display);
}
void *death_check(void *tmp)
@ -82,9 +72,9 @@ void *death_check(void *tmp)
{
if (get_time() - *philo->last_eat > philo->data->time_to_die)
{
//printf("PHILO IS DEAD last eat: %ld-- ", *philo->last_eat - philo->data->time_start);
*philo->data->death = 0;
pthread_mutex_lock(philo->display);
put_event(*philo, "died");
printf("%ldms Philo N°%d is died\n", get_time() - philo->data->time_start, philo->philo_id);
exit(1);
}
}
@ -98,6 +88,9 @@ void *routine(void *tmp)
philo = (s_philo *)tmp;
if (philo->philo_id == 5)
usleep(1530494976);
//usleep(100000);
*philo->last_eat = get_time();
pthread_create(&death, 0, &death_check, philo);
pthread_detach(death);
@ -136,32 +129,33 @@ s_philo *create_philo(s_arg *data)
i++;
}
i = 0;
while (i < data->nb_philo - 1)
while (i < data->nb_philo)
{
philo[i].right_fork = philo[i + 1].left_fork;
philo[i].right_fork = philo[(i + 1) % data->nb_philo].left_fork;
i++;
}
philo[i].left_fork = philo[0].right_fork;
//philo[i].right_fork = philo[0].left_fork;
return (philo);
}
int start_philo(s_philo *philo)
int start_philo(s_philo *philo, s_arg *data)
{
int i;
i = 0;
philo->data->time_start = get_time();
while (i < philo[i].data->nb_philo - 1)
data->time_start = get_time();
while (i < data->nb_philo)
{
pthread_create(&philo[i].thread, 0, &routine, &philo[i]);
usleep(10);
i++;
}
i = 0;
while (i < philo[i].data->nb_philo - 1)
while (i < data->nb_philo)
{
pthread_join(philo[i].thread, 0);
pthread_join(philo[i++].thread, 0);
}
return (0);
}
int main(int argc, char **argv)
@ -169,10 +163,9 @@ int main(int argc, char **argv)
s_arg *data;
s_philo *philo;
get_time();
data = create_data(argc, argv);
philo = create_philo(data);
start_philo(philo);
start_philo(philo, data );
}