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Matthos Denys 2021-05-20 12:54:15 +03:00
parent 5f1937beec
commit 02ffa0e76a
29 changed files with 353 additions and 127 deletions
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14
philo_two/Makefile
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@ -1,8 +1,20 @@
# **************************************************************************** #
# #
# ::: :::::::: #
# Makefile :+: :+: :+: #
# +:+ +:+ +:+ #
# By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2021/05/20 12:13:10 by mdenys #+# #+# #
# Updated: 2021/05/20 12:16:38 by mdenys ### ########.fr #
# #
# **************************************************************************** #
.PHONY: all clean fclean re .PHONY: all clean fclean re
SRCS = main.c utilc.c parser.c logic.c messages.c\ SRCS = main.c utilc.c parser.c logic.c messages.c\
prepare_simulation.c old_utilc.c time.c ft_itoa.c\ prepare_simulation.c old_utilc.c time.c ft_itoa.c\
ft_strjoin.c ft_strjoin.c utilc2.c observer.c ft_exit.c
SRC_DIR = ./srcs/ SRC_DIR = ./srcs/

21
philo_two/includes/philo_header.h
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* philo_header.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:33 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:21:47 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef PHILO_HEADER_H #ifndef PHILO_HEADER_H
# define PHILO_HEADER_H # define PHILO_HEADER_H
@ -9,7 +21,6 @@
# include <semaphore.h> # include <semaphore.h>
# include <stdio.h> # include <stdio.h>
# include <string.h> # include <string.h>
# define _SEM_NAME_FORKS "pSemForks" # define _SEM_NAME_FORKS "pSemForks"
# define _SEM_WRITE_LOCK "write" # define _SEM_WRITE_LOCK "write"
@ -17,11 +28,11 @@ typedef struct s_philo_data t_philo_data;
typedef struct s_all typedef struct s_all
{ {
int number_of_philosophers; int nbr_phils;
time_t time_to_die; time_t time_to_die;
time_t time_to_eat; time_t time_to_eat;
time_t time_to_sleep; time_t time_to_sleep;
int number_of_times_each_philosopher_must_eat; int etarate_meal;
time_t start_time; time_t start_time;
t_philo_data *data_philo; t_philo_data *data_philo;
sem_t *write; sem_t *write;
@ -29,7 +40,6 @@ typedef struct s_all
int opt; int opt;
} t_all; } t_all;
typedef struct s_philo typedef struct s_philo
{ {
unsigned worked :1; unsigned worked :1;
@ -71,7 +81,7 @@ void messages(t_all *all, t_philo *philo, char *str);
void cycle(t_philo *philo); void cycle(t_philo *philo);
void ft_msleep(time_t interval_ms); void ft_msleep(time_t interval_ms);
void my_usleep(long time); void my_usleep(long time);
void ft_exit(t_all *all); int ft_exit(t_all *all, int ret);
char *ft_itoa(int n); char *ft_itoa(int n);
char *ft_strjoin(char const *s1, char const *s2); char *ft_strjoin(char const *s1, char const *s2);
sem_t *reopen_sem(const char *name, int value); sem_t *reopen_sem(const char *name, int value);
@ -80,4 +90,5 @@ size_t ft_strlcpy(char *dst, const char *src, size_t size);
size_t ft_strlcat(char *dst, const char *src, size_t size); size_t ft_strlcat(char *dst, const char *src, size_t size);
int ft_strlen(char *str); int ft_strlen(char *str);
void get_data_for_philo(t_all *all); void get_data_for_philo(t_all *all);
int run_observer(t_all *all);
#endif #endif

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philo_two/philo_two
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30
philo_two/srcs/ft_exit.c Normal file
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@ -0,0 +1,30 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_exit.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:16:23 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:23:12 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h"
int ft_exit(t_all *all, int ret)
{
int i;
i = 0;
while (i < all->nbr_phils)
{
sem_close(all->data_philo->philors[i].eat_sem);
sem_close(&all->data_philo->sems[i]);
i++;
}
free(all->data_philo->philors);
free(all->data_philo);
free(all);
return (ret);
}

31
philo_two/srcs/ft_itoa.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_itoa.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:37 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:38 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
static int nbleng(unsigned int n) static int nbleng(unsigned int n)
@ -13,6 +25,20 @@ static int nbleng(unsigned int n)
return (i + 1); return (i + 1);
} }
int ft_itoa_tern(int n)
{
if (n < 0)
return (n * -1);
return (n);
}
int ft_itoa_tern2(int n)
{
if (n < 0)
return (1);
return (0);
}
char *ft_itoa(int n) char *ft_itoa(int n)
{ {
char *dst; char *dst;
@ -20,11 +46,10 @@ char *ft_itoa(int n)
unsigned int nbr; unsigned int nbr;
unsigned int i; unsigned int i;
nbr = (n < 0 ? -n : n); nbr = ft_itoa_tern(n);
leng = nbleng(nbr); leng = nbleng(nbr);
i = 0; i = 0;
if (!(dst = (char *)malloc(sizeof(char) * leng + 1 + (n < 0 ? 1 : 0)))) dst = (char *)malloc(sizeof(char) * leng + 1 + ft_itoa_tern2(n));
return (NULL);
if (n < 0) if (n < 0)
{ {
dst[i] = '-'; dst[i] = '-';

14
philo_two/srcs/ft_strjoin.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strjoin.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:40 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:41 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
char *ft_strjoin(char const *s1, char const *s2) char *ft_strjoin(char const *s1, char const *s2)
@ -15,7 +27,7 @@ char *ft_strjoin(char const *s1, char const *s2)
{ {
ft_strlcpy(new, s1, len1 + 1); ft_strlcpy(new, s1, len1 + 1);
ft_strlcat(new, s2, len1 + len2 + 1); ft_strlcat(new, s2, len1 + len2 + 1);
return (void *)(new); return ((void *)(new));
} }
} }
return (0); return (0);

60
philo_two/srcs/logic.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* logic.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:43 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:44 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
void *run_trhead(t_philo *philo) void *run_trhead(t_philo *philo)
@ -6,7 +18,7 @@ void *run_trhead(t_philo *philo)
{ {
if (philo->all_struct->opt) if (philo->all_struct->opt)
{ {
if (philo->count_eat == philo->all_struct->number_of_times_each_philosopher_must_eat) if (philo->count_eat == philo->all_struct->etarate_meal)
philo->all_struct->smert = 42; philo->all_struct->smert = 42;
} }
cycle(philo); cycle(philo);
@ -17,15 +29,18 @@ void *run_trhead(t_philo *philo)
void take_forks(t_philo *philo) void take_forks(t_philo *philo)
{ {
t_all *all; t_all *all;
all = philo->all_struct; all = philo->all_struct;
sem_wait(all->data_philo->sems); sem_wait(all->data_philo->sems);
messages(philo->all_struct, philo, "has taken a fork"); messages(philo->all_struct, philo, "has taken a fork");
sem_wait(all->data_philo->sems); sem_wait(all->data_philo->sems);
messages(philo->all_struct, philo, "has taken a fork"); messages(philo->all_struct, philo, "has taken a fork");
} }
void eating(t_philo *philo) void eating(t_philo *philo)
{ {
t_all *all; t_all *all;
all = philo->all_struct; all = philo->all_struct;
sem_wait(philo->eat_sem); sem_wait(philo->eat_sem);
messages(philo->all_struct, philo, "eating"); messages(philo->all_struct, philo, "eating");
@ -36,9 +51,11 @@ void eating(t_philo *philo)
sem_post(all->data_philo->sems); sem_post(all->data_philo->sems);
sem_post(philo->eat_sem); sem_post(philo->eat_sem);
} }
void sleeping(t_philo *philo) void sleeping(t_philo *philo)
{ {
t_all *all; t_all *all;
all = philo->all_struct; all = philo->all_struct;
messages(philo->all_struct, philo, "sleeping"); messages(philo->all_struct, philo, "sleeping");
ft_msleep(philo->all_struct->time_to_sleep); ft_msleep(philo->all_struct->time_to_sleep);
@ -51,44 +68,3 @@ void cycle(t_philo *philo)
eating(philo); eating(philo);
sleeping(philo); sleeping(philo);
} }
int run_observer(t_all *all)
{
int i;
i = 0;
time_t time_eat;
while(1)
{
i = 0;
while(i < all->number_of_philosophers)
{
if (all->smert != 42)
{
time_eat = (ft_get_time() - all->start_time) - all->data_philo->philors[i].last_eat;
if (time_eat > all->time_to_die)
{
printf("%ld %d died\n", ft_get_time() - all->start_time, i + 1);
all->smert = 42;
return(2);
}
}
else
return(2);
i++;
}
ft_msleep(1);
}
return (0);
}
int runner(t_all *all)
{
prepare_resources(all);
all->start_time = ft_get_time();
run_all_phils(all);
if (!run_observer(all))
return(0);
return(1);
}

12
philo_two/srcs/main.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:46 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:46 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
int main(int argc, char **argv) int main(int argc, char **argv)

12
philo_two/srcs/messages.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* messages.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:48 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:49 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
void messages(t_all *all, t_philo *philo, char *str) void messages(t_all *all, t_philo *philo, char *str)

58
philo_two/srcs/observer.c Normal file
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@ -0,0 +1,58 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* observer.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:50 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:22:45 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h"
int run_observer_return(t_all *all, int i)
{
printf("%ld %d died\n", \
ft_get_time() - all->start_time, i + 1);
all->smert = 42;
return (2);
}
int run_observer(t_all *all)
{
int i;
time_t time_eat;
i = 0;
while (1)
{
i = 0;
while (i < all->nbr_phils)
{
if (all->smert != 42)
{
time_eat = (ft_get_time() - \
all->start_time) - all->data_philo->philors[i].last_eat;
if (time_eat > all->time_to_die)
return (run_observer_return(all, i));
}
else
return (ft_exit(all, 2));
i++;
}
ft_msleep(1);
}
return (0);
}
int runner(t_all *all)
{
prepare_resources(all);
all->start_time = ft_get_time();
run_all_phils(all);
if (!run_observer(all))
return (0);
return (1);
}

12
philo_two/srcs/old_utilc.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* old_utilc.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:53 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:54 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
int check_f(char ch) int check_f(char ch)

39
philo_two/srcs/parser.c
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@ -1,10 +1,22 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* parser.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:56 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:56 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
int check_param(t_all *all, int optional) int check_param(t_all *all, int optional)
{ {
if (optional) if (optional)
{ {
if (all->number_of_philosophers <= 0) if (all->nbr_phils <= 0)
return (1); return (1);
if (all->time_to_die <= 0) if (all->time_to_die <= 0)
return (1); return (1);
@ -12,12 +24,12 @@ int check_param(t_all *all, int optional)
return (1); return (1);
if (all->time_to_sleep <= 0) if (all->time_to_sleep <= 0)
return (1); return (1);
if (all->number_of_times_each_philosopher_must_eat <= 0) if (all->etarate_meal <= 0)
return (1); return (1);
} }
else else
{ {
if (all->number_of_philosophers <= 0) if (all->nbr_phils <= 0)
return (1); return (1);
if (all->time_to_die <= 0) if (all->time_to_die <= 0)
return (1); return (1);
@ -34,35 +46,40 @@ int parse_param(t_all *all, int optional, char **argv)
all->smert = 0; all->smert = 0;
if (optional) if (optional)
{ {
all->number_of_philosophers = ft_atoi(argv[1]); all->nbr_phils = ft_atoi(argv[1]);
all->time_to_die = ft_atoi(argv[2]); all->time_to_die = ft_atoi(argv[2]);
all->time_to_eat = ft_atoi(argv[3]); all->time_to_eat = ft_atoi(argv[3]);
all->time_to_sleep = ft_atoi(argv[4]); all->time_to_sleep = ft_atoi(argv[4]);
all->number_of_times_each_philosopher_must_eat = ft_atoi(argv[5]); all->etarate_meal = ft_atoi(argv[5]);
all->opt = 1; all->opt = 1;
return (check_param(all, 1)); return (check_param(all, 1));
} }
else else
{ {
all->number_of_philosophers = ft_atoi(argv[1]); all->nbr_phils = ft_atoi(argv[1]);
all->time_to_die = ft_atoi(argv[2]); all->time_to_die = ft_atoi(argv[2]);
all->time_to_eat = ft_atoi(argv[3]); all->time_to_eat = ft_atoi(argv[3]);
all->time_to_sleep = ft_atoi(argv[4]); all->time_to_sleep = ft_atoi(argv[4]);
all->number_of_times_each_philosopher_must_eat = 0; all->etarate_meal = 0;
all->opt = 0; all->opt = 0;
return (check_param(all, 0)); return (check_param(all, 0));
} }
} }
static void parse_and_check_part2(int quantity, int *bool)
{
if (quantity == 5)
*bool = 0;
if (quantity == 6)
*bool = 1;
}
int parse_and_check_values(char **argv, int quantity) int parse_and_check_values(char **argv, int quantity)
{ {
t_all *all; t_all *all;
int bool; int bool;
if (quantity == 5) parse_and_check_part2(quantity, &bool);
bool = 0;
if (quantity == 6)
bool = 1;
all = structalloc_and_bzero(); all = structalloc_and_bzero();
if (quantity == 5 || quantity == 6) if (quantity == 5 || quantity == 6)
{ {

27
philo_two/srcs/prepare_simulation.c
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@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* prepare_simulation.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:12:58 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:12:59 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
int check_all_run(t_all *all) int check_all_run(t_all *all)
@ -5,7 +17,7 @@ int check_all_run(t_all *all)
int i; int i;
i = 0; i = 0;
while (i < all->number_of_philosophers) while (i < all->nbr_phils)
{ {
if (all->data_philo->philors[i].worked) if (all->data_philo->philors[i].worked)
{ {
@ -20,7 +32,7 @@ void run_simulation(t_all *all)
int i; int i;
i = 0; i = 0;
while (i < all->number_of_philosophers) while (i < all->nbr_phils)
{ {
if (!all->data_philo->philors[i].can_run_simulation) if (!all->data_philo->philors[i].can_run_simulation)
{ {
@ -35,7 +47,7 @@ void get_data_f_philo(t_all *all)
int i; int i;
i = 0; i = 0;
while (i < all->number_of_philosophers) while (i < all->nbr_phils)
{ {
all->data_philo->philors[i].died = 0; all->data_philo->philors[i].died = 0;
all->data_philo->philors[i].nbr_philo = i; all->data_philo->philors[i].nbr_philo = i;
@ -44,7 +56,8 @@ void get_data_f_philo(t_all *all)
all->data_philo->philors[i].all_struct = all; all->data_philo->philors[i].all_struct = all;
all->data_philo->philors[i].is_eat = 0; all->data_philo->philors[i].is_eat = 0;
all->data_philo->philors[i].name = sem_set_name("philo", i); all->data_philo->philors[i].name = sem_set_name("philo", i);
all->data_philo->philors[i].eat_sem = reopen_sem(all->data_philo->philors[i].name, 1); all->data_philo->philors[i].eat_sem = \
reopen_sem(all->data_philo->philors[i].name, 1);
i++; i++;
} }
} }
@ -55,9 +68,9 @@ int prepare_resources(t_all *all)
i = 0; i = 0;
all->data_philo = ft_calloc(sizeof(t_philo_data), 1); all->data_philo = ft_calloc(sizeof(t_philo_data), 1);
all->data_philo->sems = reopen_sem(_SEM_NAME_FORKS, all->number_of_philosophers); all->data_philo->sems = reopen_sem(_SEM_NAME_FORKS, all->nbr_phils);
all->write = reopen_sem(_SEM_WRITE_LOCK, 1); all->write = reopen_sem(_SEM_WRITE_LOCK, 1);
all->data_philo->philors = (t_philo *)ft_calloc(all->number_of_philosophers \ all->data_philo->philors = (t_philo *)ft_calloc(all->nbr_phils \
+ 1, sizeof(t_philo)); + 1, sizeof(t_philo));
get_data_f_philo(all); get_data_f_philo(all);
return (0); return (0);
@ -69,7 +82,7 @@ void run_all_phils(t_all *all)
int i; int i;
i = 0; i = 0;
while (i < all->number_of_philosophers) while (i < all->nbr_phils)
{ {
philo = (void *)(&all->data_philo->philors[i]); philo = (void *)(&all->data_philo->philors[i]);
if (pthread_create(&all->data_philo->philors[i].thread, NULL, \ if (pthread_create(&all->data_philo->philors[i].thread, NULL, \

12
philo_two/srcs/time.c
View File

@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* time.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:13:01 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:13:01 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
time_t ft_get_time(void) time_t ft_get_time(void)

23
philo_two/srcs/utilc.c
View File

@ -1,3 +1,15 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utilc.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/20 12:13:03 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:13:04 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h" #include "../includes/philo_header.h"
t_all *structalloc_and_bzero(void) t_all *structalloc_and_bzero(void)
@ -5,11 +17,11 @@ t_all *structalloc_and_bzero(void)
t_all *all; t_all *all;
all = ft_calloc(sizeof(t_all), 1); all = ft_calloc(sizeof(t_all), 1);
all->number_of_philosophers = -1; all->nbr_phils = -1;
all->time_to_die = -1; all->time_to_die = -1;
all->time_to_eat = -1; all->time_to_eat = -1;
all->time_to_sleep = -1; all->time_to_sleep = -1;
all->number_of_times_each_philosopher_must_eat = -1; all->etarate_meal = -1;
return (all); return (all);
} }
@ -64,7 +76,6 @@ size_t ft_strlcat(char *dst, const char *src, size_t size)
return (len); return (len);
} }
int ft_strlen(char *str) int ft_strlen(char *str)
{ {
int i; int i;
@ -85,9 +96,3 @@ char *sem_set_name(char *str, int i)
free(temp_nbr); free(temp_nbr);
return (returnstr); return (returnstr);
} }
sem_t *reopen_sem(const char *name, int value)
{
sem_unlink(name);
return (sem_open(name, O_RDWR | O_CREAT, S_IRWXU, value));
}

19
philo_two/srcs/utilc2.c Normal file
View File

@ -0,0 +1,19 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utilc2.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mdenys <mdenys@student.21-school.ru> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/19 17:34:52 by mdenys #+# #+# */
/* Updated: 2021/05/20 12:13:07 by mdenys ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/philo_header.h"
sem_t *reopen_sem(const char *name, int value)
{
sem_unlink(name);
return (sem_open(name, O_RDWR | O_CREAT, S_IRWXU, value));
}