blob: 9f5bfc28051eb12deb81ec8507bd2457472935d9 (
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
|
//+build windows
//+private
package sync
import "core:time"
import win32 "core:sys/windows"
_current_thread_id :: proc "contextless" () -> int {
return int(win32.GetCurrentThreadId())
}
_Mutex :: struct {
srwlock: win32.SRWLOCK,
}
_mutex_lock :: proc "contextless" (m: ^Mutex) {
win32.AcquireSRWLockExclusive(&m.impl.srwlock)
}
_mutex_unlock :: proc "contextless" (m: ^Mutex) {
win32.ReleaseSRWLockExclusive(&m.impl.srwlock)
}
_mutex_try_lock :: proc "contextless" (m: ^Mutex) -> bool {
return bool(win32.TryAcquireSRWLockExclusive(&m.impl.srwlock))
}
_RW_Mutex :: struct {
srwlock: win32.SRWLOCK,
}
_rw_mutex_lock :: proc "contextless" (rw: ^RW_Mutex) {
win32.AcquireSRWLockExclusive(&rw.impl.srwlock)
}
_rw_mutex_unlock :: proc "contextless" (rw: ^RW_Mutex) {
win32.ReleaseSRWLockExclusive(&rw.impl.srwlock)
}
_rw_mutex_try_lock :: proc "contextless" (rw: ^RW_Mutex) -> bool {
return bool(win32.TryAcquireSRWLockExclusive(&rw.impl.srwlock))
}
_rw_mutex_shared_lock :: proc "contextless" (rw: ^RW_Mutex) {
win32.AcquireSRWLockShared(&rw.impl.srwlock)
}
_rw_mutex_shared_unlock :: proc "contextless" (rw: ^RW_Mutex) {
win32.ReleaseSRWLockShared(&rw.impl.srwlock)
}
_rw_mutex_try_shared_lock :: proc "contextless" (rw: ^RW_Mutex) -> bool {
return bool(win32.TryAcquireSRWLockShared(&rw.impl.srwlock))
}
_Cond :: struct {
cond: win32.CONDITION_VARIABLE,
}
_cond_wait :: proc "contextless" (c: ^Cond, m: ^Mutex) {
_ = win32.SleepConditionVariableSRW(&c.impl.cond, &m.impl.srwlock, win32.INFINITE, 0)
}
_cond_wait_with_timeout :: proc "contextless" (c: ^Cond, m: ^Mutex, duration: time.Duration) -> bool {
duration := u32(duration / time.Millisecond)
ok := win32.SleepConditionVariableSRW(&c.impl.cond, &m.impl.srwlock, duration, 0)
return bool(ok)
}
_cond_signal :: proc "contextless" (c: ^Cond) {
win32.WakeConditionVariable(&c.impl.cond)
}
_cond_broadcast :: proc "contextless" (c: ^Cond) {
win32.WakeAllConditionVariable(&c.impl.cond)
}
|
