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// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Implementation of the install aspects of the compiler.
//!
//! This module is responsible for installing the standard library,
//! compiler, and documentation.
use std::env;
use std::fs;
use std::path::{Path, PathBuf, Component};
use std::process::Command;
use Build;
use dist::{sanitize_sh, tmpdir};
/// Installs everything.
pub fn install(build: &Build, stage: u32, host: &str) {
let prefix_default = PathBuf::from("/usr/local");
let docdir_default = PathBuf::from("share/doc/rust");
let mandir_default = PathBuf::from("share/man");
let libdir_default = PathBuf::from("lib");
let prefix = build.config.prefix.as_ref().unwrap_or(&prefix_default);
let docdir = build.config.docdir.as_ref().unwrap_or(&docdir_default);
let libdir = build.config.libdir.as_ref().unwrap_or(&libdir_default);
let mandir = build.config.mandir.as_ref().unwrap_or(&mandir_default);
let docdir = prefix.join(docdir);
let libdir = prefix.join(libdir);
let mandir = prefix.join(mandir);
let destdir = env::var_os("DESTDIR").map(PathBuf::from);
let prefix = add_destdir(&prefix, &destdir);
let docdir = add_destdir(&docdir, &destdir);
let libdir = add_destdir(&libdir, &destdir);
let mandir = add_destdir(&mandir, &destdir);
let empty_dir = build.out.join("tmp/empty_dir");
t!(fs::create_dir_all(&empty_dir));
if build.config.docs {
install_sh(&build, "docs", "rust-docs", stage, host, &prefix,
&docdir, &libdir, &mandir, &empty_dir);
}
install_sh(&build, "std", "rust-std", stage, host, &prefix,
&docdir, &libdir, &mandir, &empty_dir);
install_sh(&build, "rustc", "rustc", stage, host, &prefix,
&docdir, &libdir, &mandir, &empty_dir);
t!(fs::remove_dir_all(&empty_dir));
}
fn install_sh(build: &Build, package: &str, name: &str, stage: u32, host: &str,
prefix: &Path, docdir: &Path, libdir: &Path, mandir: &Path, empty_dir: &Path) {
println!("Install {} stage{} ({})", package, stage, host);
let package_name = format!("{}-{}-{}", name, build.rust_package_vers(), host);
let mut cmd = Command::new("sh");
cmd.current_dir(empty_dir)
.arg(sanitize_sh(&tmpdir(build).join(&package_name).join("install.sh")))
.arg(format!("--prefix={}", sanitize_sh(prefix)))
.arg(format!("--docdir={}", sanitize_sh(docdir)))
.arg(format!("--libdir={}", sanitize_sh(libdir)))
.arg(format!("--mandir={}", sanitize_sh(mandir)))
.arg("--disable-ldconfig");
build.run(&mut cmd);
}
fn add_destdir(path: &Path, destdir: &Option<PathBuf>) -> PathBuf {
let mut ret = match *destdir {
Some(ref dest) => dest.clone(),
None => return path.to_path_buf(),
};
for part in path.components() {
match part {
Component::Normal(s) => ret.push(s),
_ => {}
}
}
return ret
}
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