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https://github.com/rust-lang/rust.git
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Alex Crichton
eac0a8bc30
Have all Cargo-built crates pass `--cfg cargobuild` and then add appropriate `#[cfg]` definitions to all crates to avoid linking anything if this is passed. This should help allow libstd to compile with both the makefiles and with Cargo.
113 lines
4.4 KiB
Rust
113 lines
4.4 KiB
Rust
// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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extern crate gcc;
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extern crate build_helper;
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use std::env;
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use std::fs;
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use std::path::PathBuf;
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use std::process::Command;
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use build_helper::run;
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fn main() {
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println!("cargo:rustc-cfg=cargobuild");
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let target = env::var("TARGET").unwrap();
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let host = env::var("HOST").unwrap();
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if !target.contains("apple") && !target.contains("msvc") {
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build_libbacktrace(&host, &target);
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}
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if target.contains("unknown-linux") {
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if target.contains("musl") {
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println!("cargo:rustc-link-lib=static=unwind");
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} else {
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println!("cargo:rustc-link-lib=dl");
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println!("cargo:rustc-link-lib=rt");
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println!("cargo:rustc-link-lib=pthread");
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println!("cargo:rustc-link-lib=gcc_s");
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}
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} else if target.contains("android") {
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println!("cargo:rustc-link-lib=dl");
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println!("cargo:rustc-link-lib=log");
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println!("cargo:rustc-link-lib=gcc");
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} else if target.contains("freebsd") {
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println!("cargo:rustc-link-lib=execinfo");
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println!("cargo:rustc-link-lib=pthread");
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("dragonfly") || target.contains("bitrig") ||
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target.contains("netbsd") || target.contains("openbsd") {
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println!("cargo:rustc-link-lib=pthread");
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if target.contains("rumprun") {
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println!("cargo:rustc-link-lib=unwind");
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} else if target.contains("netbsd") || target.contains("openbsd") {
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println!("cargo:rustc-link-lib=gcc");
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} else if target.contains("bitrig") {
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println!("cargo:rustc-link-lib=c++abi");
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} else if target.contains("dragonfly") {
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println!("cargo:rustc-link-lib=gcc_pic");
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}
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} else if target.contains("apple-darwin") {
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println!("cargo:rustc-link-lib=System");
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} else if target.contains("apple-ios") {
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println!("cargo:rustc-link-lib=System");
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println!("cargo:rustc-link-lib=objc");
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println!("cargo:rustc-link-lib=framework=Security");
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println!("cargo:rustc-link-lib=framework=Foundation");
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} else if target.contains("windows") {
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if target.contains("windows-gnu") {
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println!("cargo:rustc-link-lib=gcc_eh");
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}
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println!("cargo:rustc-link-lib=advapi32");
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println!("cargo:rustc-link-lib=ws2_32");
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println!("cargo:rustc-link-lib=userenv");
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println!("cargo:rustc-link-lib=shell32");
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}
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}
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fn build_libbacktrace(host: &str, target: &str) {
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let src_dir = env::current_dir().unwrap().join("../libbacktrace");
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let build_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap());
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println!("cargo:rustc-link-lib=static=backtrace");
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println!("cargo:rustc-link-search=native={}/.libs", build_dir.display());
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if fs::metadata(&build_dir.join(".libs/libbacktrace.a")).is_ok() {
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return
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}
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let compiler = gcc::Config::new().get_compiler();
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let ar = build_helper::cc2ar(compiler.path(), target);
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let cflags = compiler.args().iter().map(|s| s.to_str().unwrap())
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.collect::<Vec<_>>().join(" ");
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run(Command::new("sh")
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.current_dir(&build_dir)
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.arg(src_dir.join("configure").to_str().unwrap()
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.replace("C:\\", "/c/")
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.replace("\\", "/"))
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.arg("--with-pic")
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.arg("--disable-multilib")
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.arg("--disable-shared")
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.arg("--disable-host-shared")
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.arg(format!("--host={}", build_helper::gnu_target(target)))
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.arg(format!("--build={}", build_helper::gnu_target(host)))
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.env("CC", compiler.path())
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.env("AR", &ar)
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.env("RANLIB", format!("{} s", ar.display()))
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.env("CFLAGS", cflags));
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run(Command::new("make")
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.current_dir(&build_dir)
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.arg(format!("INCDIR={}", src_dir.display()))
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.arg("-j").arg(env::var("NUM_JOBS").unwrap()));
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}
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