Minimalist 2018-ify

Author: nickray

Cargo.toml

@@ -11,6 +11,7 @@ name = "cortex-m-semihosting"
 readme = "README.md"
 repository = "https://github.com/rust-embedded/cortex-m-semihosting"
 version = "0.3.4"
+edition = "2018"
 
 [features]
 inline-asm = []

src/export.rs

@@ -4,7 +4,7 @@ use core::fmt::{self, Write};
 
 use cortex_m::interrupt;
 
-use hio::{self, HStderr, HStdout};
+use crate::hio::{self, HStderr, HStdout};
 
 static mut HSTDOUT: Option<HStdout> = None;
 

src/hio.rs

@@ -1,7 +1,7 @@
 //! Host I/O
 
 use core::{fmt, slice};
-use nr;
+use crate::nr;
 
 /// Host's standard error
 pub struct HStderr {