Added common files

1 files changed, 66 insertions, 0 deletions

diff --git a/common/philo.c b/common/philo.c
new file mode 100644
index 0000000..b8d7caf
--- /dev/null
+++ b/common/philo.c
@@ -0,0 +1,66 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   philo.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/09 01:54:53 by cacharle          #+#    #+#             */
+/*   Updated: 2020/02/09 03:26:07 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "common.h"
+
+t_philo				*philos_new(int num, t_philo_routine routine)
+{
+	int		i;
+	t_philo	*philos;
+
+	if (num < 0)
+		return (NULL);
+	if ((philos = (t_philo*)h_calloc(num + 1, sizeof(t_philo))) == NULL)
+		return (NULL);
+	i = -1;
+	while (++i < num)
+	{
+		philos[i].id = num + 1;
+		if (pthread_create(&philos[i].thread, NULL, routine, philos + num) != 0)
+		{
+			philos_destroy(philos, i);
+			return (NULL);
+		}
+	}
+	return (philos);
+}
+
+void				philos_destroy(t_philo *philo, int num)
+{
+	if (philo == NULL)
+		return ;
+	while (num-- > 0)
+		pthread_join(philos[num].thread, NULL);
+	free(philos);
+}
+
+void				philo_eat(t_philo *philo)
+{
+	// take forks
+	// lock mutex
+	philo_put_state_change(philo, EVENT_EATING);
+	usleep(philo->timeout_eat * 1000);
+	// drop forks
+	// unlock mutex
+}
+
+void				philo_sleep(t_philo *philo)
+{
+	philo_put_state_change(philo, EVENT_SLEEPING);
+	usleep(philo->timeout_sleep * 1000);
+}
+
+void				philo_think(t_philo *philo)
+{
+	philo_put_state_change(philo, EVENT_THINKING);
+	// search a fork
+}