src/librustc_asan/build.rs

   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 extern crate build_helper;
  12 extern crate cmake;
  13
  14 use std::path::PathBuf;
  15 use std::env;
  16
  17 use cmake::Config;
  18
  19 fn main() {
  20     if let Some(llvm_config) = env::var_os("LLVM_CONFIG") {
  21         let dst = Config::new("../compiler-rt")
  22             .define("COMPILER_RT_BUILD_SANITIZERS", "ON")
  23             .define("COMPILER_RT_BUILD_BUILTINS", "OFF")
  24             .define("COMPILER_RT_BUILD_XRAY", "OFF")
  25             .define("LLVM_CONFIG_PATH", llvm_config)
  26             .build_target("asan")
  27             .build();
  28
  29         println!("cargo:rustc-link-search=native={}",
  30                  dst.join("build/lib/linux").display());
  31         println!("cargo:rustc-link-lib=static=clang_rt.asan-x86_64");
  32
  33         build_helper::rerun_if_changed_anything_in_dir(&PathBuf::from(env::var("CARGO_MANIFEST_DIR")
  34                 .unwrap())
  35             .join("../compiler-rt"));
  36     }
  37
  38     println!("cargo:rerun-if-changed=build.rs");
  39 }