WIP: philo one

1 files changed, 85 insertions, 0 deletions

diff --git a/philo_one/philo.c b/philo_one/philo.c
new file mode 100644
index 0000000..7cc3ca4
--- /dev/null
+++ b/philo_one/philo.c
@@ -0,0 +1,85 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   philo.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/09 23:47:14 by cacharle          #+#    #+#             */
+/*   Updated: 2020/02/10 01:29:25 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "philo_one.h"
+
+t_philo				*philos_new(int num)
+{
+	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 = i + 1;
+		philos[i].alive = FALSE;
+	}
+	return (philos);
+}
+
+void				philos_destroy(t_philo *philos, int num)
+{
+	(void)num;
+	if (philos == NULL)
+		return ;
+	free(philos);
+}
+
+t_bool	philos_start(t_philo *philos, t_routine_arg *routine_args, int num)
+{
+	t_routine_arg	*routine_arg;
+	int				i;
+
+	i = -1;
+	while (++i < num)
+	{
+		philos[i].alive = TRUE;
+		if (pthread_create(philos[i].thread, NULL, philo_one_routine, (void*)(routine_args + i)) == -1)
+			return (FALSE);
+	}
+	return (TRUE);
+}
+
+void	philos_join(t_philo *philos, int num)
+{
+	int	i;
+
+	i = -1;
+	while (++i < num)
+	{
+		if (philos[i].alive)
+		{
+			philos[i].alive = FALSE;
+			pthread_join(philos[i].thread, NULL);
+		}
+	}
+}
+
+t_bool	philos_starved(t_philo *philos, int num)
+{
+	int	i;
+
+	i = -1;
+	while (++i < num)
+		if (!philos[i].alive)
+		{
+			i = -1;
+			while (++i < num)
+				philos[i].alive = FALSE;
+			return (TRUE);
+		}
+	return (FALSE);
+}