rust/src/libstd/build.rs
Nikita Baksalyar e084bb2abc
Fix Rustbuild linking on Illumos
Illumos (an OpenSolaris fork) expects to get several
extra library references for some system functions used
by Rust standard library. This commit adds required linker
options to rustbuild, which is currently doesn't work on
Illumos-based operating systems.
2017-07-07 08:32:18 +03:00

107 lines
4.7 KiB
Rust

// Copyright 2015 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.
#![deny(warnings)]
extern crate build_helper;
extern crate gcc;
use std::env;
use std::process::Command;
use build_helper::{run, native_lib_boilerplate};
fn main() {
let target = env::var("TARGET").expect("TARGET was not set");
let host = env::var("HOST").expect("HOST was not set");
if cfg!(feature = "backtrace") && !target.contains("apple") && !target.contains("msvc") &&
!target.contains("emscripten") && !target.contains("fuchsia") && !target.contains("redox") {
let _ = build_libbacktrace(&host, &target);
}
if target.contains("linux") {
if target.contains("android") {
println!("cargo:rustc-link-lib=dl");
println!("cargo:rustc-link-lib=log");
println!("cargo:rustc-link-lib=gcc");
} else if !target.contains("musl") || target.contains("mips") {
println!("cargo:rustc-link-lib=dl");
println!("cargo:rustc-link-lib=rt");
println!("cargo:rustc-link-lib=pthread");
}
} else if target.contains("freebsd") {
println!("cargo:rustc-link-lib=execinfo");
println!("cargo:rustc-link-lib=pthread");
} else if target.contains("dragonfly") || target.contains("bitrig") ||
target.contains("netbsd") || target.contains("openbsd") {
println!("cargo:rustc-link-lib=pthread");
} else if target.contains("solaris") {
println!("cargo:rustc-link-lib=socket");
println!("cargo:rustc-link-lib=posix4");
println!("cargo:rustc-link-lib=pthread");
} else if target.contains("apple-darwin") {
println!("cargo:rustc-link-lib=System");
// res_init and friends require -lresolv on macOS/iOS.
// See #41582 and http://blog.achernya.com/2013/03/os-x-has-silly-libsystem.html
println!("cargo:rustc-link-lib=resolv");
} else if target.contains("apple-ios") {
println!("cargo:rustc-link-lib=System");
println!("cargo:rustc-link-lib=objc");
println!("cargo:rustc-link-lib=framework=Security");
println!("cargo:rustc-link-lib=framework=Foundation");
println!("cargo:rustc-link-lib=resolv");
} else if target.contains("windows") {
println!("cargo:rustc-link-lib=advapi32");
println!("cargo:rustc-link-lib=ws2_32");
println!("cargo:rustc-link-lib=userenv");
println!("cargo:rustc-link-lib=shell32");
} else if target.contains("fuchsia") {
// use system-provided libbacktrace
if cfg!(feature = "backtrace") {
println!("cargo:rustc-link-lib=backtrace");
}
println!("cargo:rustc-link-lib=magenta");
println!("cargo:rustc-link-lib=mxio");
println!("cargo:rustc-link-lib=launchpad"); // for std::process
}
}
fn build_libbacktrace(host: &str, target: &str) -> Result<(), ()> {
let native = native_lib_boilerplate("libbacktrace", "libbacktrace", "backtrace", ".libs")?;
let compiler = gcc::Config::new().get_compiler();
// only msvc returns None for ar so unwrap is okay
let ar = build_helper::cc2ar(compiler.path(), target).unwrap();
let mut cflags = compiler.args().iter().map(|s| s.to_str().unwrap())
.collect::<Vec<_>>().join(" ");
cflags.push_str(" -fvisibility=hidden");
run(Command::new("sh")
.current_dir(&native.out_dir)
.arg(native.src_dir.join("configure").to_str().unwrap()
.replace("C:\\", "/c/")
.replace("\\", "/"))
.arg("--with-pic")
.arg("--disable-multilib")
.arg("--disable-shared")
.arg("--disable-host-shared")
.arg(format!("--host={}", build_helper::gnu_target(target)))
.arg(format!("--build={}", build_helper::gnu_target(host)))
.env("CC", compiler.path())
.env("AR", &ar)
.env("RANLIB", format!("{} s", ar.display()))
.env("CFLAGS", cflags));
run(Command::new(build_helper::make(host))
.current_dir(&native.out_dir)
.arg(format!("INCDIR={}", native.src_dir.display()))
.arg("-j").arg(env::var("NUM_JOBS").expect("NUM_JOBS was not set")));
Ok(())
}