Auto merge of #41853 - Keruspe:install, r=alexcrichton

rustbuild: add support for --bindir and --sysconfdir

This depends on rust-lang/rust-installer#59 and we'll need to udpate the rust-installer submodule once it gets merged for it to work

Fixes #41644

Author: bors

configure

@@ -519,6 +519,7 @@ valopt_nosave host "${CFG_BUILD}" "GNUs ./configure syntax LLVM host triples"
 valopt_nosave target "${CFG_HOST}" "GNUs ./configure syntax LLVM target triples"
 valopt_nosave mandir "${CFG_PREFIX}/share/man" "install man pages in PATH"
 valopt_nosave docdir "${CFG_PREFIX}/share/doc/rust" "install documentation in PATH"
+valopt_nosave bindir "${CFG_PREFIX}/bin" "install binaries"
 
 # On Windows this determines root of the subtree for target libraries.
 # Host runtime libs always go to 'bin'.
@@ -710,6 +711,7 @@ envopt LDFLAGS
 CFG_PREFIX=${CFG_PREFIX%/}
 CFG_MANDIR=${CFG_MANDIR%/}
 CFG_DOCDIR=${CFG_DOCDIR%/}
+CFG_BINDIR=${CFG_BINDIR%/}
 CFG_HOST="$(echo $CFG_HOST | tr ',' ' ')"
 CFG_TARGET="$(echo $CFG_TARGET | tr ',' ' ')"
 
@@ -750,6 +752,7 @@ putvar CFG_X86_64_LINUX_ANDROID_NDK
 putvar CFG_NACL_CROSS_PATH
 putvar CFG_MANDIR
 putvar CFG_DOCDIR
+putvar CFG_BINDIR
 putvar CFG_USING_LIBCPP
 
 msg

src/Cargo.lock

@@ -99,7 +99,9 @@ pub struct Config {
     // Fallback musl-root for all targets
     pub musl_root: Option<PathBuf>,
     pub prefix: Option<PathBuf>,
+    pub sysconfdir: Option<PathBuf>,
     pub docdir: Option<PathBuf>,
+    pub bindir: Option<PathBuf>,
     pub libdir: Option<PathBuf>,
     pub libdir_relative: Option<PathBuf>,
     pub mandir: Option<PathBuf>,
@@ -165,9 +167,11 @@ struct Build {
 #[derive(RustcDecodable, Default, Clone)]
 struct Install {
     prefix: Option<String>,
-    mandir: Option<String>,
+    sysconfdir: Option<String>,
     docdir: Option<String>,
+    bindir: Option<String>,
     libdir: Option<String>,
+    mandir: Option<String>,
 }
 
 /// TOML representation of how the LLVM build is configured.
@@ -315,9 +319,11 @@ impl Config {
 
         if let Some(ref install) = toml.install {
             config.prefix = install.prefix.clone().map(PathBuf::from);
-            config.mandir = install.mandir.clone().map(PathBuf::from);
+            config.sysconfdir = install.sysconfdir.clone().map(PathBuf::from);
             config.docdir = install.docdir.clone().map(PathBuf::from);
+            config.bindir = install.bindir.clone().map(PathBuf::from);
             config.libdir = install.libdir.clone().map(PathBuf::from);
+            config.mandir = install.mandir.clone().map(PathBuf::from);
         }
 
         if let Some(ref llvm) = toml.llvm {
@@ -523,9 +529,15 @@ impl Config {
                 "CFG_PREFIX" => {
                     self.prefix = Some(PathBuf::from(value));
                 }
+                "CFG_SYSCONFDIR" => {
+                    self.sysconfdir = Some(PathBuf::from(value));
+                }
                 "CFG_DOCDIR" => {
                     self.docdir = Some(PathBuf::from(value));
                 }
+                "CFG_BINDIR" => {
+                    self.bindir = Some(PathBuf::from(value));
+                }
                 "CFG_LIBDIR" => {
                     self.libdir = Some(PathBuf::from(value));
                 }

src/bootstrap/config.rs

@@ -160,15 +160,22 @@
 # Instead of installing to /usr/local, install to this path instead.
 #prefix = "/usr/local"
 
+# Where to install system configuration files
+# If this is a relative path, it will get installed in `prefix` above
+#sysconfdir = "/etc"
+
+# Where to install documentation in `prefix` above
+#docdir = "share/doc/rust"
+
+# Where to install binaries in `prefix` above
+#bindir = "bin"
+
 # Where to install libraries in `prefix` above
 #libdir = "lib"
 
 # Where to install man pages in `prefix` above
 #mandir = "share/man"
 
-# Where to install documentation in `prefix` above
-#docdir = "share/doc/rust"
-
 # =============================================================================
 # Options for compiling Rust code itself
 # =============================================================================

src/bootstrap/config.toml.example

@@ -24,60 +24,76 @@ use dist::{sanitize_sh, tmpdir};
 /// Installs everything.
 pub fn install(build: &Build, stage: u32, host: &str) {
     let prefix_default = PathBuf::from("/usr/local");
+    let sysconfdir_default = PathBuf::from("/etc");
     let docdir_default = PathBuf::from("share/doc/rust");
-    let mandir_default = PathBuf::from("share/man");
+    let bindir_default = PathBuf::from("bin");
     let libdir_default = PathBuf::from("lib");
+    let mandir_default = PathBuf::from("share/man");
     let prefix = build.config.prefix.as_ref().unwrap_or(&prefix_default);
+    let sysconfdir = build.config.sysconfdir.as_ref().unwrap_or(&sysconfdir_default);
     let docdir = build.config.docdir.as_ref().unwrap_or(&docdir_default);
+    let bindir = build.config.bindir.as_ref().unwrap_or(&bindir_default);
     let libdir = build.config.libdir.as_ref().unwrap_or(&libdir_default);
     let mandir = build.config.mandir.as_ref().unwrap_or(&mandir_default);
 
+    let sysconfdir = prefix.join(sysconfdir);
     let docdir = prefix.join(docdir);
+    let bindir = prefix.join(bindir);
     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 sysconfdir = add_destdir(&sysconfdir, &destdir);
     let docdir = add_destdir(&docdir, &destdir);
+    let bindir = add_destdir(&bindir, &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", &build.rust_package_vers(),
-                   stage, host, &prefix, &docdir, &libdir, &mandir, &empty_dir);
+                   stage, host, &prefix, &sysconfdir, &docdir, &bindir, &libdir,
+                   &mandir, &empty_dir);
     }
 
     for target in build.config.target.iter() {
         install_sh(&build, "std", "rust-std", &build.rust_package_vers(),
-                   stage, target, &prefix, &docdir, &libdir, &mandir, &empty_dir);
+                   stage, target, &prefix, &sysconfdir, &docdir, &bindir, &libdir,
+                   &mandir, &empty_dir);
     }
 
     if build.config.extended {
         install_sh(&build, "cargo", "cargo", &build.cargo_package_vers(),
-                   stage, host, &prefix, &docdir, &libdir, &mandir, &empty_dir);
+                   stage, host, &prefix, &sysconfdir, &docdir, &bindir, &libdir,
+                   &mandir, &empty_dir);
         install_sh(&build, "rls", "rls", &build.rls_package_vers(),
-                   stage, host, &prefix, &docdir, &libdir, &mandir, &empty_dir);
+                   stage, host, &prefix, &sysconfdir, &docdir, &bindir, &libdir,
+                   &mandir, &empty_dir);
     }
 
     install_sh(&build, "rustc", "rustc", &build.rust_package_vers(),
-               stage, host, &prefix, &docdir, &libdir, &mandir, &empty_dir);
+               stage, host, &prefix, &sysconfdir, &docdir, &bindir, &libdir,
+               &mandir, &empty_dir);
 
     t!(fs::remove_dir_all(&empty_dir));
 }
 
 fn install_sh(build: &Build, package: &str, name: &str, version: &str, stage: u32, host: &str,
-              prefix: &Path, docdir: &Path, libdir: &Path, mandir: &Path, empty_dir: &Path) {
+              prefix: &Path, sysconfdir: &Path, docdir: &Path, bindir: &Path, libdir: &Path,
+              mandir: &Path, empty_dir: &Path) {
     println!("Install {} stage{} ({})", package, stage, host);
     let package_name = format!("{}-{}-{}", name, version, 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!("--sysconfdir={}", sanitize_sh(sysconfdir)))
        .arg(format!("--docdir={}", sanitize_sh(docdir)))
+       .arg(format!("--bindir={}", sanitize_sh(bindir)))
        .arg(format!("--libdir={}", sanitize_sh(libdir)))
        .arg(format!("--mandir={}", sanitize_sh(mandir)))
        .arg("--disable-ldconfig");