Files
irtt-rs/crates/irtt-cli/src/main.rs
T

82 lines
2.3 KiB
Rust

use std::{
env,
ffi::OsString,
process::ExitCode,
sync::{atomic::AtomicBool, Arc},
};
use irtt_cli::{
applet::{dispatch_from_argv, AppletDispatch, RequestedApplet},
signal::install_signal_handler,
};
fn main() -> ExitCode {
match run_from_env() {
Ok(()) => ExitCode::SUCCESS,
Err(err) => {
eprintln!("irtt-rs: {err}");
ExitCode::FAILURE
}
}
}
fn run_from_env() -> Result<(), Box<dyn std::error::Error>> {
let argv: Vec<OsString> = env::args_os().collect();
let argv0 = argv
.first()
.and_then(|arg| arg.to_str())
.unwrap_or("irtt-rs");
let requested = match detect_applet_from_argv0(argv0) {
Some(applet) => applet,
None => default_requested_applet()?,
};
let shutdown_requested = Arc::new(AtomicBool::new(false));
install_signal_handler(Arc::clone(&shutdown_requested))
.map_err(|err| format!("failed to install signal handler: {err}"))?;
match requested {
RequestedApplet::Client => run_client_applet(argv, shutdown_requested.as_ref()),
RequestedApplet::Tui => run_tui_applet(argv, shutdown_requested.as_ref()),
RequestedApplet::Server => Err("server applet is not available in this build".into()),
}
}
#[cfg(feature = "client")]
fn run_client_applet(
argv: Vec<OsString>,
shutdown_requested: &AtomicBool,
) -> Result<(), Box<dyn std::error::Error>> {
use clap::Parser;
let args = irtt_cli::cmd::client::ClientArgs::parse_from(argv);
irtt_cli::cmd::client::run_stream(args, shutdown_requested)
}
#[cfg(not(feature = "client"))]
fn run_client_applet(
_argv: Vec<OsString>,
_shutdown_requested: &AtomicBool,
) -> Result<(), Box<dyn std::error::Error>> {
Err("client applet is not available; rebuild with the client feature".into())
}
#[cfg(feature = "tui")]
fn run_tui_applet(
argv: Vec<OsString>,
shutdown_requested: &AtomicBool,
) -> Result<(), Box<dyn std::error::Error>> {
use clap::Parser;
let args = irtt_cli::cmd::tui::TuiArgs::parse_from(argv);
irtt_cli::cmd::tui::run_tui(args, shutdown_requested)
}
#[cfg(not(feature = "tui"))]
fn run_tui_applet(
_argv: Vec<OsString>,
_shutdown_requested: &AtomicBool,
) -> Result<(), Box<dyn std::error::Error>> {
Err("TUI applet is not available; rebuild with the tui feature".into())
}