zellij/zellij-server/src/pty_writer.rs
2022-05-17 20:29:06 +02:00

39 lines
1.3 KiB
Rust

use zellij_utils::errors::{ContextType, PtyWriteContext};
use crate::thread_bus::Bus;
#[derive(Debug, Clone)]
pub(crate) enum PtyWriteInstruction {
Write(Vec<u8>, i32),
Exit,
}
impl From<&PtyWriteInstruction> for PtyWriteContext {
fn from(tty_write_instruction: &PtyWriteInstruction) -> Self {
match *tty_write_instruction {
PtyWriteInstruction::Write(..) => PtyWriteContext::Write,
PtyWriteInstruction::Exit => PtyWriteContext::Exit,
}
}
}
pub(crate) fn pty_writer_main(bus: Bus<PtyWriteInstruction>) {
loop {
let (event, mut err_ctx) = bus.recv().expect("failed to receive event on channel");
err_ctx.add_call(ContextType::PtyWrite((&event).into()));
let os_input = bus.os_input.clone().unwrap();
match event {
PtyWriteInstruction::Write(bytes, terminal_id) => {
if let Err(e) = os_input.write_to_tty_stdin(terminal_id, &bytes) {
log::error!("failed to write to terminal: {}", e);
}
if let Err(e) = os_input.tcdrain(terminal_id) {
log::error!("failed to drain terminal: {}", e);
};
}
PtyWriteInstruction::Exit => {
break;
}
}
}
}