From 1febaf12b62603d0224468023d8a78169c2d2b0d Mon Sep 17 00:00:00 2001 From: bnewbold Date: Tue, 27 Sep 2016 01:16:25 -0700 Subject: more skeleton code --- src/main.rs | 41 ++++++++++++++++++++++++++++++++++++----- 1 file changed, 36 insertions(+), 5 deletions(-) (limited to 'src') diff --git a/src/main.rs b/src/main.rs index d0f6bc6..d87f037 100644 --- a/src/main.rs +++ b/src/main.rs @@ -17,30 +17,47 @@ */ extern crate getopts; -extern crate nix; extern crate log; extern crate env_logger; use std::env; +use std::u64; +use std::str::FromStr; +use std::{time, thread}; use std::process::exit; +use std::process::Command; use getopts::Options; +fn run(prog: Vec, number: u64) { + + + for _ in 0..number { + println!("Running!"); + Command::new(&prog[0]) + .args(&prog[1..]) + .spawn() + .expect("command failed"); + } + + println!("Sleeping for 1sec"); + thread::sleep(time::Duration::from_secs(1)); +} + fn print_usage(opts: Options) { - let brief = "usage:\teinhyrningsins [options] program"; // XXX: + let brief = "usage:\teinhyrningsins [options] program"; println!(""); print!("{}", opts.usage(&brief)); } fn main() { - println!("Hello, world!"); let args: Vec = env::args().collect(); let mut opts = Options::new(); opts.optflag("h", "help", "print this help menu"); opts.optflag("v", "verbose", "more debugging messages"); - opts.optflag("n", "number", "how many program copies to spawn"); - opts.optflag("b", "bind", "how many program copies to spawn"); + opts.optopt("n", "number", "how many program copies to spawn", "COUNT"); + opts.optmulti("b", "bind", "socket(s) to bind to", "ADDR"); let matches = match opts.parse(&args[1..]) { Ok(m) => { m } @@ -52,10 +69,24 @@ fn main() { return; } + let number: u64 = match matches.opt_str("number") { + Some(n) => u64::from_str(&n).unwrap(), + None => 1 + }; + + let program_and_args = if !matches.free.is_empty() { + matches.free + } else { + print_usage(opts); + exit(-1); + }; + let mut builder = env_logger::LogBuilder::new(); builder.parse("INFO"); if env::var("RUST_LOG").is_ok() { builder.parse(&env::var("RUST_LOG").unwrap()); } builder.init().unwrap(); + + run(program_and_args, number); } -- cgit v1.2.3