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Diffstat (limited to 'ctr-std/src/sys_common/condvar.rs')
| -rw-r--r-- | ctr-std/src/sys_common/condvar.rs | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/ctr-std/src/sys_common/condvar.rs b/ctr-std/src/sys_common/condvar.rs deleted file mode 100644 index b6f29dd..0000000 --- a/ctr-std/src/sys_common/condvar.rs +++ /dev/null @@ -1,70 +0,0 @@ -// Copyright 2014 The Rust Project Developers. See the COPYRIGHT -// file at the top-level directory of this distribution and at -// http://rust-lang.org/COPYRIGHT. -// -// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or -// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license -// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your -// option. This file may not be copied, modified, or distributed -// except according to those terms. - -use time::Duration; -use sys_common::mutex::{self, Mutex}; -use sys::condvar as imp; - -/// An OS-based condition variable. -/// -/// This structure is the lowest layer possible on top of the OS-provided -/// condition variables. It is consequently entirely unsafe to use. It is -/// recommended to use the safer types at the top level of this crate instead of -/// this type. -pub struct Condvar(imp::Condvar); - -impl Condvar { - /// Creates a new condition variable for use. - /// - /// Behavior is undefined if the condition variable is moved after it is - /// first used with any of the functions below. - pub const fn new() -> Condvar { Condvar(imp::Condvar::new()) } - - /// Prepares the condition variable for use. - /// - /// This should be called once the condition variable is at a stable memory - /// address. - #[inline] - pub unsafe fn init(&mut self) { self.0.init() } - - /// Signals one waiter on this condition variable to wake up. - #[inline] - pub unsafe fn notify_one(&self) { self.0.notify_one() } - - /// Awakens all current waiters on this condition variable. - #[inline] - pub unsafe fn notify_all(&self) { self.0.notify_all() } - - /// Waits for a signal on the specified mutex. - /// - /// Behavior is undefined if the mutex is not locked by the current thread. - /// Behavior is also undefined if more than one mutex is used concurrently - /// on this condition variable. - #[inline] - pub unsafe fn wait(&self, mutex: &Mutex) { self.0.wait(mutex::raw(mutex)) } - - /// Waits for a signal on the specified mutex with a timeout duration - /// specified by `dur` (a relative time into the future). - /// - /// Behavior is undefined if the mutex is not locked by the current thread. - /// Behavior is also undefined if more than one mutex is used concurrently - /// on this condition variable. - #[inline] - pub unsafe fn wait_timeout(&self, mutex: &Mutex, dur: Duration) -> bool { - self.0.wait_timeout(mutex::raw(mutex), dur) - } - - /// Deallocates all resources associated with this condition variable. - /// - /// Behavior is undefined if there are current or will be future users of - /// this condition variable. - #[inline] - pub unsafe fn destroy(&self) { self.0.destroy() } -} |