vpncloud/build.rs

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Rust
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extern crate gcc;
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extern crate pkg_config;
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use std::process::Command;
use std::path::PathBuf;
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use std::env;
use std::fs;
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fn main() {
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gcc::Config::new().file("src/c/tuntap.c").include("src").compile("libtuntap.a");
if cfg!(feature = "system-libsodium") {
pkg_config::Config::new().atleast_version("1.0.8").probe("libsodium").expect("Libsodium >= 1.0.8 missing");
return
} else {
let target = env::var("TARGET").unwrap();
let dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
let libsodium_dir = dir.join("libsodium");
let libsodium_target_dir = dir.join("target/sodium-build").join(&target);
let libsodium_target_file = libsodium_target_dir.join("libsodium.a");
if ! libsodium_target_file.exists() {
fs::create_dir_all(&libsodium_target_dir).unwrap();
Command::new("make").arg("clean").current_dir(&libsodium_dir).status().unwrap();
Command::new("sh").arg("autogen.sh").current_dir(&libsodium_dir).status().unwrap();
let mut args = vec!["configure", "--host", &target];
if target.starts_with("i686-") {
args.extend(vec!["CFLAGS=-m32", "CXXFLAGS=-m32", "LDFLAGS=-m32"]);
}
if target.ends_with("-musl") {
args.extend(vec!["CC=musl-gcc"]);
}
if target == "arm-unknown-linux-gnueabihf" || target == "armv7-unknown-linux-gnueabihf" {
args.extend(vec!["CC=arm-linux-gnueabihf-gcc"]);
}
Command::new("sh").args(&args).current_dir(&libsodium_dir).status().unwrap();
Command::new("make").current_dir(&libsodium_dir).status().unwrap();
fs::copy(libsodium_dir.join("src/libsodium/.libs/libsodium.a"), libsodium_target_file).unwrap();
}
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println!("cargo:rustc-link-search={}", libsodium_target_dir.to_str().unwrap());
}
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}