Files
42_INT_08_philosophers/srcs/main3_mutex.c
2021-12-29 10:59:07 +01:00

49 lines
788 B
C

#include "philo.h"
pthread_mutex_t mutex;
void *philo_exec(void *arg)
{
t_philo *philo;
pthread_mutex_lock(&mutex);
philo = (t_philo*)arg;
while (1)
{
write(1, philo->str, ft_strlen(philo->str));
write(1, " nb ", 4);
ft_putnbr_fd(philo->nbr, 1);
write(1, "\n", 1);
sleep (1);
}
pthread_mutex_unlock(&mutex);
}
int main(void)
{
pthread_t *tid;
int n_philo;
int i;
t_philo *philo;
n_philo = 3;
philo = malloc(sizeof(philo) * n_philo);
tid = malloc(sizeof(pthread_t) * n_philo);
i = 0;
pthread_mutex_init(&mutex, NULL);
while (i < n_philo)
{
philo[i].str = "i'm philosopher";
philo[i].nbr = i;
pthread_create(&tid[i], NULL, &philo_exec, &philo[i]);
i++;
}
while (1)
{
write(1, "main function\n", 14);
sleep (1);
}
return 0;
}