using System;
using System.Diagnostics;
using System.Linq;

static class Program {
	static int Main(string[] args) {
		var p = new ProcessStartInfo {
			FileName = args[0],
			// TODO: quote args
			Arguments = String.Join(" ", args.Skip(1).ToArray()),
			RedirectStandardInput = true,
			RedirectStandardError = true,
			RedirectStandardOutput = true,
			UseShellExecute = false
		};

		var process = Process.Start(p);

		process.BeginOutputReadLine();
		process.OutputDataReceived += (s, e) => Console.Out.WriteLine(e.Data);

		process.BeginErrorReadLine();
		process.OutputDataReceived += (s, e) => Console.Error.WriteLine(e.Data);

		string l;
		while ((l = Console.ReadLine()) != null) {
			process.StandardInput.WriteLine(l);
			process.StandardInput.Flush();
		}
		process.StandardInput.Close();

		process.WaitForExit();
		return process.ExitCode;
	}
}