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This commit is contained in:
Camille Chauvet
2023-05-17 13:28:42 +02:00
parent 8371b01390
commit aefb6ceec0
21 changed files with 0 additions and 0 deletions
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philo/data.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* data.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angouleme.fr +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/04/27 11:28:36 by cchauvet #+# #+# */
/* Updated: 2023/05/05 16:58:45 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include <pthread.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include "./data.h"
#include "philo.h"
#include "philos.h"
#include <string.h>
bool data_init(t_data *data)
{
ssize_t i;
data->stop = 0;
data->forks = malloc(sizeof(pthread_mutex_t) * data->nb_philos);
if (data->forks == NULL)
return (1);
memset(data->forks, 1, data->nb_philos);
data->philos = malloc(sizeof(t_philo) * data->nb_philos);
if (data->philos == NULL)
free(data->forks);
if (data->philos == NULL)
return (1);
data->threads = malloc(sizeof(pthread_t) * data->nb_philos);
if (data->forks == NULL)
{
free(data->philos);
free(data->forks);
return (1);
}
i = -1;
while (++i < (ssize_t) data->nb_philos)
pthread_mutex_init(&data->forks[i], NULL);
pthread_mutex_init(&data->stop_mutex, NULL);
pthread_mutex_init(&data->print_mutex, NULL);
return (0);
}
void data_destroyer(t_data *data)
{
ssize_t i;
t_philo *philo;
bool stop;
i = 0;
while (i < (ssize_t) data->nb_philos)
{
philo = data->philos[i];
pthread_mutex_lock(&philo->stop_mutex);
stop = philo->stop;
pthread_mutex_unlock(&philo->stop_mutex);
if (stop)
i++;
usleep(1000);
}
usleep(1000);
i = -1;
while (++i < (ssize_t) data->nb_philos)
pthread_mutex_destroy(&data->forks[i]);
pthread_mutex_destroy(&data->stop_mutex);
pthread_mutex_destroy(&data->print_mutex);
free(data->threads);
free(data->forks);
philos_destroyer(data);
}