Commit 9865a724 authored by Jorge Aparicio's avatar Jorge Aparicio

make resource proxies !Send

parent 0a0e0e2b
......@@ -438,12 +438,14 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
items.push(quote! {
#[allow(non_camel_case_types)]
pub struct #name { _0: () }
pub struct #name { _0: PhantomData<*const ()> }
unsafe impl Sync for #name {}
#[allow(unsafe_code)]
impl #name {
pub unsafe fn new() -> Self {
#name { _0: () }
#name { _0: PhantomData }
}
}
});
......@@ -455,6 +457,8 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
root.push(quote! {
#[allow(unsafe_code)]
mod _resource {
use core::marker::PhantomData;
#(#items)*
}
})
......
#![deny(warnings)]
#![feature(const_fn)]
#![feature(proc_macro)]
#![no_std]
extern crate cortex_m_rtfm as rtfm;
extern crate stm32f103xx;
use rtfm::{app, Resource, Threshold};
app! {
device: stm32f103xx,
resources: {
static SHARED: bool = false;
},
tasks: {
EXTI0: {
path: exti0,
priority: 1,
resources: [SHARED],
},
EXTI1: {
path: exti1,
priority: 2,
resources: [SHARED],
},
},
}
fn init(_p: init::Peripherals, _r: init::Resources) {}
fn idle() -> ! {
loop {}
}
fn is_send<T>(_: &T) where T: Send {}
fn is_sync<T>(_: &T) where T: Sync {}
fn exti0(_t: &mut Threshold, r: EXTI0::Resources) {
// OK
is_sync(&r.SHARED);
// ERROR resource proxies are not `Send`able across tasks
is_send(&r.SHARED);
//~^ error the trait bound `*const (): core::marker::Send` is not satisfied
}
fn exti1(_t: &mut Threshold, _r: EXTI1::Resources) {
}
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