extern crate gcc;
extern crate libbindgen;
use std::env;
use std::path::Path;
fn main() {
let mut gcc_config = gcc::Config::new();
gcc_config.file("src/fasthash.cpp")
.file("src/smhasher/City.cpp")
.file("src/smhasher/farmhash-c.c")
.file("src/smhasher/mum.cc")
.file("src/smhasher/metrohash64.cpp")
.file("src/smhasher/metrohash128.cpp")
.file("src/smhasher/MurmurHash1.cpp")
.file("src/smhasher/MurmurHash2.cpp")
.file("src/smhasher/MurmurHash3.cpp")
.file("src/smhasher/Spooky.cpp")
.file("src/smhasher/t1ha.cc")
.file("src/smhasher/xxhash.c");
if cfg!(feature = "sse42") {
gcc_config.flag("-msse4.2")
.file("src/smhasher/metrohash64crc.cpp")
.file("src/smhasher/metrohash128crc.cpp");
}
gcc_config.compile("libfasthash.a");
let out_dir = env::var("OUT_DIR").unwrap();
let _ = libbindgen::builder()
.clang_arg("-xc++")
.clang_arg("--std=c++11")
.clang_arg(if cfg!(feature = "sse42") {
"-msse4.2"
} else {
"-march=native"
})
.header("src/fasthash.hpp")
.no_unstable_rust()
.whitelisted_function("^CityHash.*")
.whitelisted_function("^farmhash.*")
.whitelisted_function("^metrohash.*")
.whitelisted_function("^mum_hash.*")
.whitelisted_function("^MurmurHash.*")
.whitelisted_function("^SpookyHasher.*")
.whitelisted_function("^t1ha.*")
.whitelisted_function("^XXH.*")
.link_static("fasthash")
.generate()
.unwrap()
.write_to_file(Path::new(&out_dir).join("fasthash.rs"))
.expect("Couldn't write bindings!");
if cfg!(target_os = "macos") {
println!("cargo:rustc-link-lib=dylib=c++");
} else {
println!("cargo:rustc-link-lib=dylib=stdc++");
}
}