1 files changed, 21 insertions, 0 deletions
diff --git a/src/cli.rs b/src/cli.rs
new file mode 100644
index 0000000..05a88bd
--- /dev/null
+++ b/src/cli.rs
@@ -0,0 +1,21 @@
+extern crate termios;
+
+use std::io;
+use std::io::{Read, Write};
+use self::termios::{Termios, TCSANOW, ECHO, ICANON, tcsetattr};
+
+pub fn read_char() {
+    let stdin = 0;
+    let termios = Termios::from_fd(stdin).unwrap();
+    let mut new_termios = termios.clone();  // make a mutable copy of termios that we will modify
+    new_termios.c_lflag &= !(ICANON | ECHO);  // no echo and canonical mode
+    tcsetattr(stdin, TCSANOW, &mut new_termios).unwrap();
+    let stdout = io::stdout();
+    let mut reader = io::stdin();
+    let mut buffer = [0;1];  // read exactly one byte
+    print!("Hit a key! ");
+    stdout.lock().flush().unwrap();
+    reader.read_exact(&mut buffer).unwrap();
+    println!("You have hit: {:?}", buffer);
+    tcsetattr(stdin, TCSANOW, & termios).unwrap();  // reset the stdin to original termios data
+}