Move `no-std` sync implementations to a folder to clean up

[rust-lightning] / lightning / src / sync.rs

diff --git a/lightning/src/sync.rs b/lightning/src/sync.rs
deleted file mode 100644 (file)
index caf88a7..0000000
--- a/lightning/src/sync.rs
+++ /dev/null
@@ -1,119 +0,0 @@
-pub use ::alloc::sync::Arc;
-use core::ops::{Deref, DerefMut};
-use core::time::Duration;
-use core::cell::{RefCell, Ref, RefMut};
-
-pub type LockResult<Guard> = Result<Guard, ()>;
-
-pub struct Condvar {}
-
-impl Condvar {
-       pub fn new() -> Condvar {
-               Condvar { }
-       }
-
-       pub fn wait<'a, T>(&'a self, guard: MutexGuard<'a, T>) -> LockResult<MutexGuard<'a, T>> {
-               Ok(guard)
-       }
-
-       #[allow(unused)]
-       pub fn wait_timeout<'a, T>(&'a self, guard: MutexGuard<'a, T>, _dur: Duration) -> LockResult<(MutexGuard<'a, T>, ())> {
-               Ok((guard, ()))
-       }
-
-       pub fn notify_all(&self) {}
-}
-
-pub struct Mutex<T: ?Sized> {
-       inner: RefCell<T>
-}
-
-#[must_use = "if unused the Mutex will immediately unlock"]
-pub struct MutexGuard<'a, T: ?Sized + 'a> {
-       lock: RefMut<'a, T>,
-}
-
-impl<T: ?Sized> Deref for MutexGuard<'_, T> {
-       type Target = T;
-
-       fn deref(&self) -> &T {
-               &self.lock.deref()
-       }
-}
-
-impl<T: ?Sized> DerefMut for MutexGuard<'_, T> {
-       fn deref_mut(&mut self) -> &mut T {
-               self.lock.deref_mut()
-       }
-}
-
-impl<T> Mutex<T> {
-       pub fn new(inner: T) -> Mutex<T> {
-               Mutex { inner: RefCell::new(inner) }
-       }
-
-       pub fn lock<'a>(&'a self) -> LockResult<MutexGuard<'a, T>> {
-               Ok(MutexGuard { lock: self.inner.borrow_mut() })
-       }
-
-       pub fn try_lock<'a>(&'a self) -> LockResult<MutexGuard<'a, T>> {
-               Ok(MutexGuard { lock: self.inner.borrow_mut() })
-       }
-}
-
-pub struct RwLock<T: ?Sized> {
-       inner: RefCell<T>
-}
-
-pub struct RwLockReadGuard<'a, T: ?Sized + 'a> {
-       lock: Ref<'a, T>,
-}
-
-pub struct RwLockWriteGuard<'a, T: ?Sized + 'a> {
-       lock: RefMut<'a, T>,
-}
-
-impl<T: ?Sized> Deref for RwLockReadGuard<'_, T> {
-       type Target = T;
-
-       fn deref(&self) -> &T {
-               &self.lock.deref()
-       }
-}
-
-impl<T: ?Sized> Deref for RwLockWriteGuard<'_, T> {
-       type Target = T;
-
-       fn deref(&self) -> &T {
-               &self.lock.deref()
-       }
-}
-
-impl<T: ?Sized> DerefMut for RwLockWriteGuard<'_, T> {
-       fn deref_mut(&mut self) -> &mut T {
-               self.lock.deref_mut()
-       }
-}
-
-impl<T> RwLock<T> {
-       pub fn new(inner: T) -> RwLock<T> {
-               RwLock { inner: RefCell::new(inner) }
-       }
-
-       pub fn read<'a>(&'a self) -> LockResult<RwLockReadGuard<'a, T>> {
-               Ok(RwLockReadGuard { lock: self.inner.borrow() })
-       }
-
-       pub fn write<'a>(&'a self) -> LockResult<RwLockWriteGuard<'a, T>> {
-               Ok(RwLockWriteGuard { lock: self.inner.borrow_mut() })
-       }
-
-       pub fn try_write<'a>(&'a self) -> LockResult<RwLockWriteGuard<'a, T>> {
-               match self.inner.try_borrow_mut() {
-                       Ok(lock) => Ok(RwLockWriteGuard { lock }),
-                       Err(_) => Err(())
-               }
-       }
-}
-
-pub type FairRwLock<T> = RwLock<T>;