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Rfc 2070 panic implementation deprecated (#467)

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* Make changes to code examples.

* Explain that panic_implementation has been deprecated

* Update attributes in source code.
This commit is contained in:
Ben
2018-10-01 16:38:48 +08:00
committed by Philipp Oppermann
parent 0bd4fcd99e
commit 2a9075d642
10 changed files with 21 additions and 33 deletions
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12
blog/content/second-edition/posts/05-integration-tests/index.md
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@@ -329,7 +329,6 @@ Cargo allows to add [additional executables] to a project by putting them inside
```rust
// src/bin/test-something.rs
#![feature(panic_implementation)]
#![no_std]
#![cfg_attr(not(test), no_main)]
#![cfg_attr(test, allow(dead_code, unused_macros, unused_imports))]
@@ -344,7 +343,7 @@ pub extern "C" fn _start() -> ! {
}
#[cfg(not(test))]
#[panic_implementation]
#[panic_handle]
#[no_mangle]
pub fn panic(_info: &PanicInfo) -> ! {
loop {}
@@ -402,7 +401,6 @@ pub unsafe fn exit_qemu() {
```rust
// src/main.rs
#![feature(panic_implementation)] // required for defining the panic handler
#![no_std] // don't link the Rust standard library
#![cfg_attr(not(test), no_main)] // disable all Rust-level entry points
#![cfg_attr(test, allow(dead_code, unused_macros, unused_imports))]
@@ -425,7 +423,7 @@ pub extern "C" fn _start() -> ! {
/// This function is called on panic.
#[cfg(not(test))]
#[panic_implementation]
#[panic_handler]
#[no_mangle]
pub fn panic(info: &PanicInfo) -> ! {
println!("{}", info);
@@ -464,7 +462,6 @@ We are finally able to create our first integration test executable. We start si
```rust
// in src/bin/test-basic-boot.rs
#![feature(panic_implementation)] // required for defining the panic handler
#![no_std] // don't link the Rust standard library
#![cfg_attr(not(test), no_main)] // disable all Rust-level entry points
#![cfg_attr(test, allow(dead_code, unused_macros, unused_imports))]
@@ -490,7 +487,7 @@ pub extern "C" fn _start() -> ! {
/// This function is called on panic.
#[cfg(not(test))]
#[panic_implementation]
#[panic_handler]
#[no_mangle]
pub fn panic(info: &PanicInfo) -> ! {
serial_println!("failed");
@@ -531,7 +528,6 @@ To test that our panic handler is really invoked on a panic, we create a `test-p
```rust
// in src/bin/test-panic.rs
#![feature(panic_implementation)]
#![no_std]
#![cfg_attr(not(test), no_main)]
#![cfg_attr(test, allow(dead_code, unused_macros, unused_imports))]
@@ -549,7 +545,7 @@ pub extern "C" fn _start() -> ! {
}
#[cfg(not(test))]
#[panic_implementation]
#[panic_handler]
#[no_mangle]
pub fn panic(_info: &PanicInfo) -> ! {
serial_println!("ok");