blob: fffbc6c53d7c0c39c716004b59a74a883a3ef4ba (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* philo.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/09 23:47:14 by cacharle #+# #+# */
/* Updated: 2020/02/15 01:01:51 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "philo_one.h"
t_philo *philos_new(int num)
{
int i;
t_philo *philos;
if (num < 0)
return (NULL);
if ((philos = (t_philo*)h_calloc(num + 1, sizeof(t_philo))) == NULL)
return (NULL);
i = -1;
while (++i < num)
{
philos[i].id = i + 1;
philos[i].alive = FALSE;
}
return (philos);
}
void philos_destroy(t_philo *philos, int num)
{
(void)num;
if (philos == NULL)
return ;
free(philos);
}
t_bool philos_start(t_philo *philos, t_routine_arg *routine_args, int num)
{
int i;
i = -1;
while (++i < num)
{
philos[i].alive = TRUE;
if (pthread_create(&philos[i].thread, NULL,
&routine_philo, (void*)(routine_args + i)) == -1)
return (FALSE);
}
return (TRUE);
}
void philos_join(t_philo *philos, int num)
{
int i;
i = -1;
while (++i < num)
{
if (philos[i].alive)
{
philos[i].alive = FALSE;
pthread_join(philos[i].thread, NULL);
}
}
}
t_bool philos_starved(t_philo *philos, int num)
{
int i;
i = -1;
while (++i < num)
{
if (!philos[i].alive)
{
i = -1;
while (++i < num)
philos[i].alive = FALSE;
return (TRUE);
}
}
return (FALSE);
}
|
