forked from M-Labs/libfringe
remove StackSource
Nothing in this library took StackSources, and it's probably too high-level a concept to include here. Maybe later.
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@ -3,14 +3,14 @@
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#![feature(test)]
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extern crate test;
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extern crate lwkt;
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use lwkt::{Context, StackSource};
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use lwkt::Context;
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static mut ctx_slot: *mut Context<'static, lwkt::os::Stack> = 0 as *mut Context<_>;
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#[bench]
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fn swap(b: &mut test::Bencher) {
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unsafe {
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let stack = lwkt::os::StackSource.get_stack(4 << 20).unwrap();
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let stack = lwkt::os::Stack::new(4 << 20).unwrap();
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let mut ctx = Context::new(stack, move || {
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let ctx_ptr = ctx_slot;
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@ -1,13 +1,13 @@
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#![feature(thread_local)]
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extern crate lwkt;
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use lwkt::{Context, StackSource};
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use lwkt::Context;
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#[thread_local]
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static mut ctx_slot: *mut Context<'static, lwkt::os::Stack> = 0 as *mut Context<_>;
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fn main() {
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unsafe {
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let stack = lwkt::os::StackSource.get_stack(4 << 20).unwrap();
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let stack = lwkt::os::Stack::new(4 << 20).unwrap();
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let mut ctx = Context::new(stack, move || {
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println!("it's alive!");
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@ -13,7 +13,7 @@ extern crate core;
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extern crate std;
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pub use context::Context;
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pub use stack::{Stack, StackSource};
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pub use stack::Stack;
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#[cfg(not(test))]
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mod std { pub use core::*; }
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@ -11,12 +11,6 @@ use self::std::io::Error as IoError;
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use stack;
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mod sys;
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#[derive(Copy, Clone)]
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pub struct StackSource;
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unsafe impl Send for StackSource {}
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unsafe impl Sync for StackSource {}
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#[allow(raw_pointer_derive)]
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#[derive(Debug)]
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pub struct Stack {
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@ -26,11 +20,8 @@ pub struct Stack {
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unsafe impl Send for Stack {}
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impl stack::StackSource for StackSource {
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type Output = Stack;
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type Error = IoError;
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fn get_stack(&mut self, size: usize) -> Result<Stack, IoError> {
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impl Stack {
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pub fn new(size: usize) -> Result<Stack, IoError> {
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let page_size = sys::page_size();
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// round the page size up,
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@ -1,8 +1,6 @@
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// Copyright (c) 2015, edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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//! Traits for stacks.
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use core::prelude::*;
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use core::fmt::{Debug, Display};
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/// A trait for objects that hold ownership of a stack.
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pub trait Stack {
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@ -15,10 +13,3 @@ pub trait Stack {
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/// so this is the lowest address.
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fn limit(&self) -> *const u8;
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}
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/// A trait for objects that provide stacks of arbitrary size.
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pub trait StackSource {
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type Output: Stack;
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type Error: Debug + Display = ();
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fn get_stack(&mut self, size: usize) -> Result<Self::Output, Self::Error>;
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}
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