mirror of
https://github.com/girlbossceo/jemallocator.git
synced 2024-11-28 15:34:19 +00:00
109 lines
3.9 KiB
Rust
109 lines
3.9 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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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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fn main() {
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let target = env::var("TARGET").unwrap();
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let host = env::var("HOST").unwrap();
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let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap());
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let build_dir = out_dir.join("build");
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let src_dir = env::current_dir().unwrap();
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if let Some(jemalloc) = env::var_os("JEMALLOC_OVERRIDE") {
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let jemalloc = PathBuf::from(jemalloc);
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println!("cargo:rustc-link-search=native={}",
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jemalloc.parent().unwrap().display());
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let stem = jemalloc.file_stem().unwrap().to_str().unwrap();
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let name = jemalloc.file_name().unwrap().to_str().unwrap();
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let kind = if name.ends_with(".a") {"static"} else {"dylib"};
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println!("cargo:rustc-link-lib={}={}", kind, &stem[3..]);
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return
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}
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fs::create_dir_all(&build_dir).unwrap();
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let compiler = gcc::Config::new().get_compiler();
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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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let mut cmd = Command::new("sh");
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cmd.arg(src_dir.join("jemalloc/configure").to_str().unwrap()
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.replace("C:\\", "/c/")
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.replace("\\", "/"))
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.current_dir(&build_dir)
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.env("CC", compiler.path())
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.env("CFLAGS", cflags);
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if target.contains("ios") {
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cmd.arg("--disable-tls");
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} else if target.contains("android") {
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cmd.arg("--disable-tls");
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}
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cmd.arg("--with-jemalloc-prefix=_rjem_");
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if env::var_os("CARGO_FEATURE_DEBUG").is_some() {
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cmd.arg("--enable-debug");
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}
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if env::var_os("CARGO_FEATURE_PROFILING").is_some() {
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cmd.arg("--enable-prof");
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}
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cmd.arg(format!("--host={}", target.replace("windows-gnu", "w64-mingw32")));
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cmd.arg(format!("--build={}", host.replace("windows-gnu", "w64-mingw32")));
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cmd.arg(format!("--prefix={}", out_dir.display()));
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run(&mut cmd);
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run(Command::new("make")
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.current_dir(&build_dir)
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.arg("install_lib_static")
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.arg("install_include")
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.arg("-j").arg(env::var("NUM_JOBS").unwrap()));
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println!("cargo:root={}", out_dir.display());
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// Linkage directives to pull in jemalloc and its dependencies.
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//
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// On some platforms we need to be sure to link in `pthread` which jemalloc
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// depends on, and specifically on android we need to also link to libgcc.
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// Currently jemalloc is compiled with gcc which will generate calls to
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// intrinsics that are libgcc specific (e.g. those intrinsics aren't present in
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// libcompiler-rt), so link that in to get that support.
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if target.contains("windows") {
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println!("cargo:rustc-link-lib=static=jemalloc");
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} else {
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println!("cargo:rustc-link-lib=static=jemalloc_pic");
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}
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println!("cargo:rustc-link-search=native={}/lib", build_dir.display());
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if target.contains("android") {
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println!("cargo:rustc-link-lib=gcc");
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} else if !target.contains("windows") {
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println!("cargo:rustc-link-lib=pthread");
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}
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}
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fn run(cmd: &mut Command) {
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println!("running: {:?}", cmd);
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let status = match cmd.status() {
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Ok(status) => status,
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Err(e) => panic!("failed to execute command: {}", e),
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};
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if !status.success() {
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panic!("command did not execute successfully: {:?}\n\
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expected success, got: {}", cmd, status);
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}
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}
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