robin/mhz19-rs
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take tty path as arugment

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This commit is contained in:
Robin Appelman 2019-09-06 21:55:54 +02:00
commit 630087ac72
1 changed files with 8 additions and 4 deletions
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12
src/bin.rs
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@ -2,20 +2,24 @@ use mhz19::MHZ19;
use std::time::Duration; use std::time::Duration;
use std::thread::sleep; use std::thread::sleep;
use std::ffi::OsStr; use std::ffi::OsStr;
use std::env;
const DELAY: Duration = Duration::from_secs(1); const DELAY: Duration = Duration::from_secs(1);
fn main() { fn main() {
loop { match env::args().skip(1).next() {
listen("/dev/ttyUSB0"); Some(path) => loop {
sleep(DELAY); listen(&path);
sleep(DELAY);
},
None => eprintln!("Path required")
} }
} }
fn listen<T: AsRef<OsStr> + ?Sized>(port: &T) { fn listen<T: AsRef<OsStr> + ?Sized>(port: &T) {
let mut mhz19 = MHZ19::open(port).unwrap(); let mut mhz19 = MHZ19::open(port).unwrap();
loop { loop {
match { mhz19.read()} { match { mhz19.read() } {
Ok(value) => println!("{}", value), Ok(value) => println!("{}", value),
Err(err) => { Err(err) => {
eprintln!("Error while reading value: {}, reconnecting", err); eprintln!("Error while reading value: {}, reconnecting", err);