aboutsummaryrefslogtreecommitdiff
path: root/ctr-std/src/sys/wasm/mutex.rs
diff options
context:
space:
mode:
authorVivian Lim <[email protected]>2021-02-06 22:11:59 -0800
committerVivian Lim <[email protected]>2021-02-06 22:11:59 -0800
commit64423f0e34cc4a7d78c15b345b3b8f58243d8286 (patch)
treecc20e2e7f0fc35abf470e20e61d3d48f0d954f3b /ctr-std/src/sys/wasm/mutex.rs
parentSupport libctru 2.0 (diff)
downloadarchived-ctru-rs-64423f0e34cc4a7d78c15b345b3b8f58243d8286.tar.xz
archived-ctru-rs-64423f0e34cc4a7d78c15b345b3b8f58243d8286.zip
Delete ctr-std to use my fork of the rust repo instead
Diffstat (limited to 'ctr-std/src/sys/wasm/mutex.rs')
-rw-r--r--ctr-std/src/sys/wasm/mutex.rs79
1 files changed, 0 insertions, 79 deletions
diff --git a/ctr-std/src/sys/wasm/mutex.rs b/ctr-std/src/sys/wasm/mutex.rs
deleted file mode 100644
index 4197bdc..0000000
--- a/ctr-std/src/sys/wasm/mutex.rs
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright 2017 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 cell::UnsafeCell;
-
-pub struct Mutex {
- locked: UnsafeCell<bool>,
-}
-
-unsafe impl Send for Mutex {}
-unsafe impl Sync for Mutex {} // no threads on wasm
-
-impl Mutex {
- pub const fn new() -> Mutex {
- Mutex { locked: UnsafeCell::new(false) }
- }
-
- #[inline]
- pub unsafe fn init(&mut self) {
- }
-
- #[inline]
- pub unsafe fn lock(&self) {
- let locked = self.locked.get();
- assert!(!*locked, "cannot recursively acquire mutex");
- *locked = true;
- }
-
- #[inline]
- pub unsafe fn unlock(&self) {
- *self.locked.get() = false;
- }
-
- #[inline]
- pub unsafe fn try_lock(&self) -> bool {
- let locked = self.locked.get();
- if *locked {
- false
- } else {
- *locked = true;
- true
- }
- }
-
- #[inline]
- pub unsafe fn destroy(&self) {
- }
-}
-
-// All empty stubs because wasm has no threads yet, so lock acquisition always
-// succeeds.
-pub struct ReentrantMutex {
-}
-
-impl ReentrantMutex {
- pub unsafe fn uninitialized() -> ReentrantMutex {
- ReentrantMutex { }
- }
-
- pub unsafe fn init(&mut self) {}
-
- pub unsafe fn lock(&self) {}
-
- #[inline]
- pub unsafe fn try_lock(&self) -> bool {
- true
- }
-
- pub unsafe fn unlock(&self) {}
-
- pub unsafe fn destroy(&self) {}
-}