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Imported Upstream version 1.8.0+dfsg1
[rustc.git] / src / rustbook / main.rs
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1// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2// file at the top-level directory of this distribution and at
3// http://rust-lang.org/COPYRIGHT.
4//
5// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8// option. This file may not be copied, modified, or distributed
9// except according to those terms.
10
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11#![deny(warnings)]
12
62682a34 13#![feature(iter_arith)]
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14#![feature(rustc_private)]
15#![feature(rustdoc)]
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16
17extern crate rustdoc;
c34b1796 18extern crate rustc_back;
1a4d82fc 19
85aaf69f 20use std::env;
c34b1796 21use std::error::Error;
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22use std::process;
23use std::sync::atomic::{AtomicIsize, ATOMIC_ISIZE_INIT, Ordering};
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24use subcommand::Subcommand;
25use term::Term;
26
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27mod term;
28mod error;
29mod book;
30
31mod subcommand;
32mod help;
33mod build;
34mod serve;
35mod test;
36
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37static EXIT_STATUS: AtomicIsize = ATOMIC_ISIZE_INIT;
38
7453a54e 39pub fn main() {
1a4d82fc 40 let mut term = Term::new();
85aaf69f 41 let cmd: Vec<_> = env::args().collect();
1a4d82fc 42
85aaf69f 43 if cmd.len() <= 1 {
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44 help::usage()
45 } else {
c34b1796 46 match subcommand::parse_name(&cmd[1][..]) {
1a4d82fc 47 Some(mut subcmd) => {
c34b1796 48 match subcmd.parse_args(&cmd[..cmd.len()-1]) {
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49 Ok(_) => {
50 match subcmd.execute(&mut term) {
51 Ok(_) => (),
85aaf69f 52 Err(err) => {
c34b1796 53 term.err(&format!("error: {}", err));
85aaf69f 54 }
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55 }
56 }
57 Err(err) => {
58 println!("{}", err.description());
59 println!("");
60 subcmd.usage();
61 }
62 }
63 }
64 None => {
65 println!("Unrecognized command '{}'.", cmd[1]);
66 println!("");
67 help::usage();
68 }
69 }
70 }
62682a34 71 process::exit(EXIT_STATUS.load(Ordering::SeqCst) as i32);
1a4d82fc 72}