61 lines
2.0 KiB
C
61 lines
2.0 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* routine_utils.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lfirmin <lfirmin@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/11/22 14:47:26 by lfirmin #+# #+# */
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/* Updated: 2025/03/17 03:59:51 by lfirmin ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../include/philo.h"
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void unlock_forks(t_philo *philo)
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{
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pthread_mutex_unlock(&philo->data->forks[philo->r_fork]);
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pthread_mutex_unlock(&philo->data->forks[philo->l_fork]);
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}
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int take_fork_and_eat(t_philo *philo)
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{
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long long current_time;
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int sleep_result;
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if (check_if_dead(philo))
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return (1);
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if (take_fork(philo))
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return (1);
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if (print_message(philo, "has taken a fork"))
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{
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unlock_forks(philo);
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return (1);
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}
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current_time = get_time();
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pthread_mutex_lock(&philo->meal_lock);
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philo->last_meal = current_time;
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pthread_mutex_unlock(&philo->meal_lock);
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if (print_message(philo, "is eating"))
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return (unlock_forks(philo), 1);
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pthread_mutex_lock(&philo->meal_lock);
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philo->m_eaten++;
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pthread_mutex_unlock(&philo->meal_lock);
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sleep_result = safe_sleep(philo, philo->data->t_eat * 1000);
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return (unlock_forks(philo), sleep_result);
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}
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int ft_should_continue(t_philo *philo)
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{
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if (philo->data->dead_flag)
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return (0);
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else if (philo->data->must_eat != -1)
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{
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if (philo->m_eaten >= philo->data->must_eat)
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return (0);
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else
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return (1);
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}
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else
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return (1);
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}
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