blob: 10ea1f4e4e6b8c0ca2f51359b7247a5b8f0ed53f (
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
|
#include "Thread.h"
#include <BH/Thread.h>
#include <stdlib.h>
#include <errno.h>
BH_Condition *BH_ConditionNew(void)
{
BH_Condition *condition;
/* Allocate space for mutex and initialize it */
condition = malloc(sizeof(BH_Condition));
if (condition && pthread_cond_init(&condition->handle, NULL))
{
free(condition);
return NULL;
}
return condition;
}
void BH_ConditionFree(BH_Condition *condition)
{
pthread_cond_destroy(&condition->handle);
free(condition);
}
int BH_ConditionWait(BH_Condition *condition,
BH_Mutex *mutex)
{
if (pthread_cond_wait(&condition->handle, &mutex->handle))
return BH_ERROR;
return BH_OK;
}
int BH_ConditionWaitFor(BH_Condition *condition,
BH_Mutex *mutex,
uint32_t timeout)
{
struct timespec ts;
ts.tv_sec = timeout / 1000;
ts.tv_nsec = (timeout - ts.tv_sec * 1000) * 1000000;
switch (pthread_cond_timedwait(&condition->handle, &mutex->handle, &ts))
{
case 0: return BH_OK;
case ETIMEDOUT: return BH_TIMEOUT;
default: return BH_ERROR;
}
}
int BH_ConditionSignal(BH_Condition *condition)
{
if (pthread_cond_signal(&condition->handle))
return BH_ERROR;
return BH_OK;
}
int BH_ConditionBroadcast(BH_Condition *condition)
{
if (pthread_cond_broadcast(&condition->handle))
return BH_ERROR;
return BH_OK;
}
|
