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Add cond_wait_with_timeout

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This commit is contained in:
gingerBill
2021-10-11 12:55:25 +01:00
parent 49c761dc6d
commit 73cba2cf13
6 changed files with 60 additions and 13 deletions
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core/sync/sync2/futex_linux.odin
+10 -4
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@@ -33,7 +33,7 @@ get_errno :: proc(r: int) -> int {
return 0
}
internal_futex :: proc(f: ^Futex, op: uintptr, val: u32, timeout: rawptr) -> int {
internal_futex :: proc(f: ^Futex, op: c.int, val: u32, timeout: rawptr) -> int {
code := int(intrinsics.syscall(202, uintptr(f), uintptr(op), uintptr(val), uintptr(timeout), 0, 0))
return get_errno(code)
}
@@ -55,13 +55,19 @@ _futex_wait :: proc(f: ^Futex, expected: u32) -> Futex_Error {
}
_futex_wait_with_timeout :: proc(f: ^Futex, expected: u32, duration: time.Duration) -> Futex_Error {
timeout: struct {
timespec_t :: struct {
tv_sec: c.long,
tv_nsec: c.long,
}
timeout.tv_sec = (c.long)(duration/1e9)
timeout.tv_nsec = (c.long)(duration%1e9)
timeout: timespec_t
timeout_ptr: ^timespec_t = nil
if duration > 0 {
timeout.tv_sec = (c.long)(duration/1e9)
timeout.tv_nsec = (c.long)(duration%1e9)
timeout_ptr = &timeout
}
err := internal_futex(f, FUTEX_WAIT_PRIVATE | FUTEX_WAIT, expected, &timeout)
switch err {