mirror of
https://github.com/uutils/coreutils
synced 2024-11-17 18:28:18 +00:00
62 lines
1.5 KiB
Rust
62 lines
1.5 KiB
Rust
#![crate_id(name="pwd", vers="1.0.0", author="Heather Cynede")]
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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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#![feature(macro_rules)]
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extern crate getopts;
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extern crate libc;
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use std::os;
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use std::io::print;
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#[path = "../common/util.rs"]
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mod util;
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static NAME: &'static str = "pwd";
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static VERSION: &'static str = "1.0.0";
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#[allow(dead_code)]
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fn main() { os::set_exit_status(uumain(os::args())); }
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pub fn uumain(args: Vec<String>) -> int {
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let program = args.get(0).clone();
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let opts = [
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getopts::optflag("", "help", "display this help and exit"),
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getopts::optflag("", "version", "output version information and exit"),
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];
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let matches = match getopts::getopts(args.tail(), opts) {
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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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println!("pwd {}", VERSION);
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println!("");
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println!("Usage:");
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println!(" {0:s} [OPTION] NAME...", program);
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println!("");
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print(getopts::usage("Print the full filename of the current working directory.", opts).as_slice());
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} else if matches.opt_present("version") {
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println!("pwd version: {}", VERSION);
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return 0;
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} else {
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let cwd = std::os::getcwd();
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println!("{}", cwd.display());
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return 0;
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}
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0
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}
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