111 lines
2.2 KiB
C
111 lines
2.2 KiB
C
#include "../includes/philo_header.h"
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void *run_trhead(t_philo *philo)
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{
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philo->worked = 1;
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while(1)
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{
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if (philo->can_run_simulation)
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break;
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}
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if (philo->can_run_simulation)
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{
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philo->last_eat = ft_get_time();
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philo->limit = philo->last_eat + philo->all_struct->time_to_die;
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while(philo->can_run_simulation)
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{
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cycle(philo);
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}
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}
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return(NULL);
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}
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void take_forks(t_philo *philo)
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{
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t_all *all;
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all = philo->all_struct;
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pthread_mutex_lock(&all->data_philo->mutex[philo->less_fork]);
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messages(philo->all_struct, philo, "has taken a fork]");
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pthread_mutex_lock(&all->data_philo->mutex[philo->more_fork]);
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messages(philo->all_struct, philo, "has taken a fork]");
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}
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void eating(t_philo *philo)
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{
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pthread_mutex_lock(&philo->eat_mutex);
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philo->is_eat = 1;
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philo->last_eat = ft_get_time();
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philo->limit = philo->last_eat + philo->all_struct->time_to_die;
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messages(philo->all_struct, philo, "eating");
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usleep(philo->all_struct->time_to_eat * 1000);
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philo->count_eat++;
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philo->is_eat = 0;
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pthread_mutex_unlock(&philo->eat_mutex);
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}
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void sleeping(t_philo *philo)
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{
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t_all *all;
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all = philo->all_struct;
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messages(philo->all_struct, philo, "sleeping");
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pthread_mutex_unlock(&all->data_philo->mutex[philo->more_fork]);
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pthread_mutex_unlock(&all->data_philo->mutex[philo->less_fork]);
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usleep(philo->all_struct->time_to_sleep * 1000);
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}
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void cycle(t_philo *philo)
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{
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take_forks(philo);
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eating(philo);
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sleeping(philo);
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messages(philo->all_struct, philo, "thinking");
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}
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int run_observer(t_all *all)
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{
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int i;
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time_t time;
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i = 0;
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time = ft_get_time();
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while(1)
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{
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i = 0;
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while(i <= all->number_of_philosophers)
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{
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if (!all->data_philo->philors[i].is_eat && ft_get_time() > all->data_philo->philors[i].limit)
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{
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// TODO пофиксить смерть
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printf("симуляция окончена фил %d умер\n", i + 1);
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exit(0);
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}
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}
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}
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return (0);
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}
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int runner(t_all *all, int optional)
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{
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if (optional)
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{
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prepare_resources(all);
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run_all_phils(all);
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if (check_all_run(all))
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{
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all->start_time = ft_get_time();
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run_simulation(all);
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}
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if (!run_observer(all))
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{
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return(0);
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}
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}
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else
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{
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return(1);
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}
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return(1);
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}
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