Add control program to change modes; also accepted over sohkdctl.sock

src/ctrl.rs

@@ -0,0 +1,24 @@
+use std::{
+  os::unix::net::UnixStream,
+  process::exit,
+  io::Write,
+  env,
+};
+
+fn sock_send(command: &str) -> std::io::Result<()> {
+  let mut stream = UnixStream::connect("/tmp/sohkctl.sock")?;
+  stream.write_all(command.as_bytes())?;
+  Ok(())
+}
+
+fn main() {
+    let mut args_vec: Vec<String> = env::args().collect();
+    args_vec.remove(0);
+    let args = args_vec.join(" ");
+    if args.len() == 0 {
+      println!("You cannot send an empty command");
+      exit(1);
+    } else {
+      let _ = sock_send(&args);
+    }
+}