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1 | // Copyright 2016 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 | ||
11 | //! Implementation of the install aspects of the compiler. | |
12 | //! | |
13 | //! This module is responsible for installing the standard library, | |
14 | //! compiler, and documentation. | |
15 | ||
32a655c1 | 16 | use std::env; |
c30ab7b3 | 17 | use std::fs; |
32a655c1 | 18 | use std::path::{Path, PathBuf, Component}; |
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19 | use std::process::Command; |
20 | ||
3b2f2976 | 21 | use dist::{self, pkgname, sanitize_sh, tmpdir}; |
7cac9316 | 22 | |
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23 | use builder::{Builder, RunConfig, ShouldRun, Step}; |
24 | use cache::Interned; | |
2c00a5a8 | 25 | use config::Config; |
7cac9316 | 26 | |
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27 | pub fn install_docs(builder: &Builder, stage: u32, host: Interned<String>) { |
28 | install_sh(builder, "docs", "rust-docs", stage, Some(host)); | |
29 | } | |
cc61c64b | 30 | |
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31 | pub fn install_std(builder: &Builder, stage: u32, target: Interned<String>) { |
32 | install_sh(builder, "std", "rust-std", stage, Some(target)); | |
3b2f2976 | 33 | } |
c30ab7b3 | 34 | |
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35 | pub fn install_cargo(builder: &Builder, stage: u32, host: Interned<String>) { |
36 | install_sh(builder, "cargo", "cargo", stage, Some(host)); | |
37 | } | |
7cac9316 | 38 | |
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39 | pub fn install_rls(builder: &Builder, stage: u32, host: Interned<String>) { |
40 | install_sh(builder, "rls", "rls", stage, Some(host)); | |
41 | } | |
7cac9316 | 42 | |
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43 | pub fn install_rustfmt(builder: &Builder, stage: u32, host: Interned<String>) { |
44 | install_sh(builder, "rustfmt", "rustfmt", stage, Some(host)); | |
45 | } | |
46 | ||
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47 | pub fn install_analysis(builder: &Builder, stage: u32, host: Interned<String>) { |
48 | install_sh(builder, "analysis", "rust-analysis", stage, Some(host)); | |
49 | } | |
7cac9316 | 50 | |
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51 | pub fn install_src(builder: &Builder, stage: u32) { |
52 | install_sh(builder, "src", "rust-src", stage, None); | |
53 | } | |
54 | pub fn install_rustc(builder: &Builder, stage: u32, host: Interned<String>) { | |
55 | install_sh(builder, "rustc", "rustc", stage, Some(host)); | |
56 | } | |
7cac9316 | 57 | |
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58 | fn install_sh( |
59 | builder: &Builder, | |
60 | package: &str, | |
61 | name: &str, | |
62 | stage: u32, | |
63 | host: Option<Interned<String>> | |
64 | ) { | |
83c7162d | 65 | builder.info(&format!("Install {} stage{} ({:?})", package, stage, host)); |
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66 | |
67 | let prefix_default = PathBuf::from("/usr/local"); | |
68 | let sysconfdir_default = PathBuf::from("/etc"); | |
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69 | let datadir_default = PathBuf::from("share"); |
70 | let docdir_default = datadir_default.join("doc/rust"); | |
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71 | let bindir_default = PathBuf::from("bin"); |
72 | let libdir_default = PathBuf::from("lib"); | |
2c00a5a8 | 73 | let mandir_default = datadir_default.join("man"); |
83c7162d XL |
74 | let prefix = builder.config.prefix.as_ref().map_or(prefix_default, |p| { |
75 | fs::canonicalize(p).expect(&format!("could not canonicalize {}", p.display())) | |
76 | }); | |
77 | let sysconfdir = builder.config.sysconfdir.as_ref().unwrap_or(&sysconfdir_default); | |
78 | let datadir = builder.config.datadir.as_ref().unwrap_or(&datadir_default); | |
79 | let docdir = builder.config.docdir.as_ref().unwrap_or(&docdir_default); | |
80 | let bindir = builder.config.bindir.as_ref().unwrap_or(&bindir_default); | |
81 | let libdir = builder.config.libdir.as_ref().unwrap_or(&libdir_default); | |
82 | let mandir = builder.config.mandir.as_ref().unwrap_or(&mandir_default); | |
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83 | |
84 | let sysconfdir = prefix.join(sysconfdir); | |
2c00a5a8 | 85 | let datadir = prefix.join(datadir); |
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86 | let docdir = prefix.join(docdir); |
87 | let bindir = prefix.join(bindir); | |
88 | let libdir = prefix.join(libdir); | |
89 | let mandir = prefix.join(mandir); | |
90 | ||
91 | let destdir = env::var_os("DESTDIR").map(PathBuf::from); | |
92 | ||
93 | let prefix = add_destdir(&prefix, &destdir); | |
94 | let sysconfdir = add_destdir(&sysconfdir, &destdir); | |
2c00a5a8 | 95 | let datadir = add_destdir(&datadir, &destdir); |
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96 | let docdir = add_destdir(&docdir, &destdir); |
97 | let bindir = add_destdir(&bindir, &destdir); | |
98 | let libdir = add_destdir(&libdir, &destdir); | |
99 | let mandir = add_destdir(&mandir, &destdir); | |
100 | ||
83c7162d | 101 | let empty_dir = builder.out.join("tmp/empty_dir"); |
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102 | |
103 | t!(fs::create_dir_all(&empty_dir)); | |
104 | let package_name = if let Some(host) = host { | |
83c7162d | 105 | format!("{}-{}", pkgname(builder, name), host) |
3b2f2976 | 106 | } else { |
83c7162d | 107 | pkgname(builder, name) |
3b2f2976 | 108 | }; |
7cac9316 | 109 | |
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110 | let mut cmd = Command::new("sh"); |
111 | cmd.current_dir(&empty_dir) | |
83c7162d | 112 | .arg(sanitize_sh(&tmpdir(builder).join(&package_name).join("install.sh"))) |
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113 | .arg(format!("--prefix={}", sanitize_sh(&prefix))) |
114 | .arg(format!("--sysconfdir={}", sanitize_sh(&sysconfdir))) | |
2c00a5a8 | 115 | .arg(format!("--datadir={}", sanitize_sh(&datadir))) |
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116 | .arg(format!("--docdir={}", sanitize_sh(&docdir))) |
117 | .arg(format!("--bindir={}", sanitize_sh(&bindir))) | |
118 | .arg(format!("--libdir={}", sanitize_sh(&libdir))) | |
119 | .arg(format!("--mandir={}", sanitize_sh(&mandir))) | |
120 | .arg("--disable-ldconfig"); | |
83c7162d | 121 | builder.run(&mut cmd); |
3b2f2976 | 122 | t!(fs::remove_dir_all(&empty_dir)); |
c30ab7b3 | 123 | } |
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124 | |
125 | fn add_destdir(path: &Path, destdir: &Option<PathBuf>) -> PathBuf { | |
126 | let mut ret = match *destdir { | |
127 | Some(ref dest) => dest.clone(), | |
128 | None => return path.to_path_buf(), | |
129 | }; | |
130 | for part in path.components() { | |
131 | match part { | |
132 | Component::Normal(s) => ret.push(s), | |
133 | _ => {} | |
134 | } | |
135 | } | |
041b39d2 | 136 | ret |
32a655c1 | 137 | } |
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138 | |
139 | macro_rules! install { | |
140 | (($sel:ident, $builder:ident, $_config:ident), | |
141 | $($name:ident, | |
142 | $path:expr, | |
143 | $default_cond:expr, | |
144 | only_hosts: $only_hosts:expr, | |
145 | $run_item:block $(, $c:ident)*;)+) => { | |
146 | $( | |
147 | #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)] | |
148 | pub struct $name { | |
149 | pub stage: u32, | |
150 | pub target: Interned<String>, | |
151 | pub host: Interned<String>, | |
152 | } | |
153 | ||
2c00a5a8 XL |
154 | impl $name { |
155 | #[allow(dead_code)] | |
156 | fn should_build(config: &Config) -> bool { | |
157 | config.extended && config.tools.as_ref() | |
158 | .map_or(true, |t| t.contains($path)) | |
159 | } | |
160 | ||
161 | #[allow(dead_code)] | |
162 | fn should_install(builder: &Builder) -> bool { | |
163 | builder.config.tools.as_ref().map_or(false, |t| t.contains($path)) | |
164 | } | |
165 | } | |
166 | ||
3b2f2976 XL |
167 | impl Step for $name { |
168 | type Output = (); | |
169 | const DEFAULT: bool = true; | |
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170 | const ONLY_HOSTS: bool = $only_hosts; |
171 | $(const $c: bool = true;)* | |
172 | ||
173 | fn should_run(run: ShouldRun) -> ShouldRun { | |
174 | let $_config = &run.builder.config; | |
175 | run.path($path).default_condition($default_cond) | |
176 | } | |
177 | ||
178 | fn make_run(run: RunConfig) { | |
179 | run.builder.ensure($name { | |
180 | stage: run.builder.top_stage, | |
181 | target: run.target, | |
83c7162d | 182 | host: run.builder.config.build, |
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183 | }); |
184 | } | |
185 | ||
186 | fn run($sel, $builder: &Builder) { | |
187 | $run_item | |
188 | } | |
189 | })+ | |
190 | } | |
191 | } | |
192 | ||
193 | install!((self, builder, _config), | |
194 | Docs, "src/doc", _config.docs, only_hosts: false, { | |
195 | builder.ensure(dist::Docs { stage: self.stage, host: self.target }); | |
196 | install_docs(builder, self.stage, self.target); | |
197 | }; | |
198 | Std, "src/libstd", true, only_hosts: true, { | |
83c7162d | 199 | for target in &builder.targets { |
abe05a73 XL |
200 | builder.ensure(dist::Std { |
201 | compiler: builder.compiler(self.stage, self.host), | |
202 | target: *target | |
203 | }); | |
204 | install_std(builder, self.stage, *target); | |
205 | } | |
3b2f2976 | 206 | }; |
2c00a5a8 | 207 | Cargo, "cargo", Self::should_build(_config), only_hosts: true, { |
3b2f2976 XL |
208 | builder.ensure(dist::Cargo { stage: self.stage, target: self.target }); |
209 | install_cargo(builder, self.stage, self.target); | |
210 | }; | |
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211 | Rls, "rls", Self::should_build(_config), only_hosts: true, { |
212 | if builder.ensure(dist::Rls { stage: self.stage, target: self.target }).is_some() || | |
213 | Self::should_install(builder) { | |
abe05a73 XL |
214 | install_rls(builder, self.stage, self.target); |
215 | } else { | |
83c7162d | 216 | builder.info(&format!("skipping Install RLS stage{} ({})", self.stage, self.target)); |
abe05a73 XL |
217 | } |
218 | }; | |
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219 | Rustfmt, "rustfmt", Self::should_build(_config), only_hosts: true, { |
220 | if builder.ensure(dist::Rustfmt { stage: self.stage, target: self.target }).is_some() || | |
221 | Self::should_install(builder) { | |
abe05a73 XL |
222 | install_rustfmt(builder, self.stage, self.target); |
223 | } else { | |
83c7162d XL |
224 | builder.info( |
225 | &format!("skipping Install Rustfmt stage{} ({})", self.stage, self.target)); | |
abe05a73 | 226 | } |
3b2f2976 | 227 | }; |
2c00a5a8 | 228 | Analysis, "analysis", Self::should_build(_config), only_hosts: false, { |
3b2f2976 XL |
229 | builder.ensure(dist::Analysis { |
230 | compiler: builder.compiler(self.stage, self.host), | |
231 | target: self.target | |
232 | }); | |
233 | install_analysis(builder, self.stage, self.target); | |
234 | }; | |
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235 | Rustc, "src/librustc", true, only_hosts: true, { |
236 | builder.ensure(dist::Rustc { | |
237 | compiler: builder.compiler(self.stage, self.target), | |
238 | }); | |
239 | install_rustc(builder, self.stage, self.target); | |
240 | }; | |
241 | ); | |
0531ce1d XL |
242 | |
243 | #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)] | |
244 | pub struct Src { | |
245 | pub stage: u32, | |
246 | } | |
247 | ||
248 | impl Step for Src { | |
249 | type Output = (); | |
250 | const DEFAULT: bool = true; | |
251 | const ONLY_HOSTS: bool = true; | |
252 | ||
253 | fn should_run(run: ShouldRun) -> ShouldRun { | |
254 | let config = &run.builder.config; | |
255 | let cond = config.extended && | |
256 | config.tools.as_ref().map_or(true, |t| t.contains("src")); | |
257 | run.path("src").default_condition(cond) | |
258 | } | |
259 | ||
260 | fn make_run(run: RunConfig) { | |
261 | run.builder.ensure(Src { | |
262 | stage: run.builder.top_stage, | |
263 | }); | |
264 | } | |
265 | ||
266 | fn run(self, builder: &Builder) { | |
267 | builder.ensure(dist::Src); | |
268 | install_src(builder, self.stage); | |
269 | } | |
270 | } |