mirror of
https://github.com/uutils/coreutils
synced 2024-12-19 17:43:52 +00:00
51 lines
1.2 KiB
Rust
51 lines
1.2 KiB
Rust
#![crate_name = "uu_pwd"]
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/*
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* This file is part of the uutils coreutils package.
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*
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* (c) Derek Chiang <derekchiang93@gmail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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extern crate getopts;
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#[macro_use]
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extern crate uucore;
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use std::io::Write;
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use std::env;
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static NAME: &'static str = "pwd";
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static VERSION: &'static str = env!("CARGO_PKG_VERSION");
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pub fn uumain(args: Vec<String>) -> i32 {
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let mut opts = getopts::Options::new();
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opts.optflag("", "help", "display this help and exit");
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opts.optflag("", "version", "output version information and exit");
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let matches = match opts.parse(&args[1..]) {
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Ok(m) => m,
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Err(f) => {
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crash!(1, "Invalid options\n{}", f)
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}
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};
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if matches.opt_present("help") {
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let msg = format!("{0} {1}
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Usage:
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{0} [OPTION]...
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Print the full filename of the current working directory.", NAME, VERSION);
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print!("{}", opts.usage(&msg));
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} else if matches.opt_present("version") {
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println!("{} {}", NAME, VERSION);
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} else {
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println!("{}", env::current_dir().unwrap().display());
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}
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0
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}
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