From eb2cfb574efafcf2c3c6200d1cd2de700ec8ddfb Mon Sep 17 00:00:00 2001 From: Charles Cabergs Date: Sun, 10 Jan 2021 10:54:04 +0100 Subject: Fixing bad performance at school by adding more delay to the death checking loop, Added mutex/semaphore to protect against eating and dying at the same time --- philo_three/src/event.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'philo_three/src/event.c') diff --git a/philo_three/src/event.c b/philo_three/src/event.c index a7b6d2a..ef86f46 100644 --- a/philo_three/src/event.c +++ b/philo_three/src/event.c @@ -6,7 +6,7 @@ /* By: cacharle +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2020/02/14 21:37:50 by cacharle #+# #+# */ -/* Updated: 2021/01/09 15:48:12 by charles ### ########.fr */ +/* Updated: 2021/01/10 10:39:20 by cacharle ### ########.fr */ /* */ /* ************************************************************************** */ @@ -23,10 +23,13 @@ void event_take_fork(t_philo *philo) void event_eat(t_philo *philo) { + sem_wait(philo->sem_eat); sem_wait(philo->sem_stdout); philo_put(philo->id, EVENT_EAT, philo->initial_time); philo_put_flush(); sem_post(philo->sem_stdout); + philo->time_last_eat = h_time_now(); + sem_post(philo->sem_eat); h_sleep(philo->conf->timeout_eat); } -- cgit