91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: o_ :::::: ::: */
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/* philo.h :+: / :+::+: :+: */
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/* +:+ > +:++:+ +:+ */
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/* By: whaffman <whaffman@student.codam.nl> +#+ +:+ +#++#++:++#++ */
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/* +#+ +#+#+ +#++#+ +#+ \o/ */
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/* Created: 2025/01/20 14:27:34 by whaffman #+#+# #+#+# #+# #+# | */
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/* Updated: 2025/01/20 14:27:34 by whaffman ### ### ### ### / \ */
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/* */
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/* ************************************************************************** */
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#ifndef PHILO_H
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# define PHILO_H
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# include <pthread.h>
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# include <stdio.h>
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# include <unistd.h>
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# include <stdlib.h>
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# include <string.h>
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# include <stddef.h>
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# include <sys/time.h>
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# include <limits.h>
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# define SUCCESS 1
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# define FAILURE 0
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# define START_DELAY 0
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# define ERROR_USAGE "Usage: ./philo number_of_philosophers time_to_die " \
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"time_to_eat time_to_sleep [number_of_times_each_philosopher_must_eat]\n"
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# define ERROR_MUTEX "Can not create mutex"
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# define ERROR_MALLOC "Malloc Failure"
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# define ERROR_THREADS "Can not create threads"
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typedef struct s_rules
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{
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int n_philos;
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int time_to_die;
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int time_to_eat;
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int time_to_sleep;
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int n_must_eat;
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int finished;
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int start_time;
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pthread_mutex_t *print_lock;
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pthread_mutex_t *finished_lock;
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pthread_mutex_t *forks;
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pthread_t *monitor;
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struct s_philo *philos;
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} t_rules;
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typedef struct s_philo
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{
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int id;
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pthread_t *pid;
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pthread_mutex_t *l_fork;
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pthread_mutex_t *r_fork;
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int death;
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pthread_mutex_t *death_lock;
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int last_meal;
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t_rules *rules;
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int n_eat;
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} t_philo;
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// memset, printf, malloc, free, write,
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// usleep, gettimeofday, pthread_create,
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// pthread_detach, pthread_join, pthread_mutex_init,
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// pthread_mutex_destroy, pthread_mutex_lock,
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// pthread_mutex_unlock
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int ph_atoi(const char *nptr, int *res);
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int get_time(void);
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void free_philos(t_rules *rules);
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int destroy_mutexes(t_rules *rules);
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int create_philos(t_rules *rules);
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int parse_arguments(int argc, char *argv[], t_rules *rules);
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int create_mutexes(t_rules *rules);
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int create_threads(t_rules *rules);
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void print_status(t_philo *philo, char *status);
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void *philo_routine(void *philo);
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int join_threads(t_rules *rules);
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void print_rules(t_rules *rules);
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int check_death(t_philo *philo);
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void philo_die(t_philo *philo);
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int philo_died_while_sleeping(t_philo *philo, int time);
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int philo_eat(t_philo *philo);
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void *monitor_routine(void *arg);
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int check_philos(t_rules *rules);
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int ft_min(int a, int b);
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#endif
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