//! examples/extern_spawn.rs #![deny(unsafe_code)] #![deny(warnings)] #![no_main] #![no_std] use cortex_m_semihosting::{debug, hprintln}; use panic_semihosting as _; // Free function implementing the spawnable task `foo`. fn foo(_c: app::foo::Context, x: i32, y: u32) { hprintln!("foo {}, {}", x, y).unwrap(); if x == 2 { debug::exit(debug::EXIT_SUCCESS); // Exit QEMU simulator } app::foo::spawn(2, 3).unwrap(); } #[rtic::app(device = lm3s6965, dispatchers = [SSI0])] mod app { use crate::foo; #[shared] struct Shared {} #[local] struct Local {} #[init] fn init(_: init::Context) -> (Shared, Local, init::Monotonics) { foo::spawn(1, 2).unwrap(); (Shared {}, Local {}, init::Monotonics()) } extern "Rust" { #[task()] fn foo(_c: foo::Context, _x: i32, _y: u32); } }