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ResetEvent: use futex on linux when possible

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This commit is contained in:
kprotty 2019-12-16 11:51:40 -06:00
parent ac5ba27c2b
commit 26e08d5701
1 changed files with 7 additions and 4 deletions
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11
lib/std/reset_event.zig
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@ -14,10 +14,13 @@ const windows = os.windows;
pub const ResetEvent = struct { pub const ResetEvent = struct {
os_event: OsEvent, os_event: OsEvent,
pub const OsEvent = if (builtin.single_threaded) DebugEvent else switch (builtin.os) { pub const OsEvent =
.windows => AtomicEvent, if (builtin.single_threaded)
else => if (builtin.link_libc) PosixEvent else AtomicEvent, DebugEvent
}; else if (builtin.link_libc and builtin.os != .windows and builtin.os != .linux)
PosixEvent
else
AtomicEvent;
pub fn init() ResetEvent { pub fn init() ResetEvent {
return ResetEvent{ .os_event = OsEvent.init() }; return ResetEvent{ .os_event = OsEvent.init() };