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

1 files changed, 9 insertions, 24 deletions

diff --git a/common/src/io.c b/common/src/io.c
index 6fc202b..abb26b7 100644
--- a/common/src/io.c
+++ b/common/src/io.c
@@ -6,7 +6,7 @@
 /*   By: cacharle <me@cacharle.xyz>                 +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/09/30 10:03:53 by cacharle          #+#    #+#             */
-/*   Updated: 2021/01/08 21:25:43 by charles          ###   ########.fr       */
+/*   Updated: 2021/01/10 10:12:23 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -22,21 +22,6 @@ static size_t	st_strlen(char *s)
 	return (counter);
 }
 
-static char		*st_nbrcpy(char *dst, long long int num)
-{
-	if (num > 9)
-		dst = st_nbrcpy(dst, num / 10);
-	dst[0] = num % 10 + '0';
-	return (dst + 1);
-}
-
-static char		*st_strcpy_end(char *dst, char *str)
-{
-	while (*str != '\0')
-		*dst++ = *str++;
-	return (dst);
-}
-
 #define PHILO_PUT_BUF_SIZE 20000
 
 static char		g_buf[PHILO_PUT_BUF_SIZE + 256] = {'\0'};
@@ -44,19 +29,19 @@ static char		*g_curr = g_buf;
 
 void			philo_put(size_t id, t_philo_event event, t_time initial_time)
 {
-	g_curr = st_nbrcpy(g_curr, h_time_now() - initial_time);
-	g_curr = st_strcpy_end(g_curr, " ");
-	g_curr = st_nbrcpy(g_curr, id);
+	g_curr = h_nbrcpy(g_curr, h_time_now() - initial_time);
+	g_curr = h_strcpy_end(g_curr, " ");
+	g_curr = h_nbrcpy(g_curr, id);
 	if (event == EVENT_FORK)
-		g_curr = st_strcpy_end(g_curr, " has taken fork\n");
+		g_curr = h_strcpy_end(g_curr, " has taken fork\n");
 	else if (event == EVENT_EAT)
-		g_curr = st_strcpy_end(g_curr, " is eating\n");
+		g_curr = h_strcpy_end(g_curr, " is eating\n");
 	else if (event == EVENT_SLEEP)
-		g_curr = st_strcpy_end(g_curr, " is sleeping\n");
+		g_curr = h_strcpy_end(g_curr, " is sleeping\n");
 	else if (event == EVENT_THINK)
-		g_curr = st_strcpy_end(g_curr, " is thinking\n");
+		g_curr = h_strcpy_end(g_curr, " is thinking\n");
 	else if (event == EVENT_DIE)
-		g_curr = st_strcpy_end(g_curr, " died\n");
+		g_curr = h_strcpy_end(g_curr, " died\n");
 	if (g_curr - g_buf > PHILO_PUT_BUF_SIZE)
 		philo_put_flush();
 }