64 lines
1.9 KiB
Rust
64 lines
1.9 KiB
Rust
#![feature(env, path)]
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extern crate "pkg-config" as pkg_config;
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extern crate gcc;
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use std::env;
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fn main() {
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let target = env::var("TARGET").unwrap();
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if target.contains("android") {
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let path = env::var("OPENSSL_PATH").ok()
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.expect("Android does not provide openssl libraries, please build them yourself \
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(instructions in the README) and provide their location through \
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$OPENSSL_PATH.");
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println!("cargo:rustc-flags=-L native={} -l crypto:static -l ssl:static", path);
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return;
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}
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if target.contains("win32") || target.contains("win64") || target.contains("windows") {
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println!("cargo:rustc-flags=-l crypto -l ssl -l gdi32 -l wsock32");
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// going to assume the user has a new version of openssl
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build_old_openssl_shim(false, vec![]);
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return;
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}
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if let Ok(info) = pkg_config::Config::new().atleast_version("1.0.0").find("openssl") {
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build_old_openssl_shim(false, info.include_paths);
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return;
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}
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let err = match pkg_config::find_library("openssl") {
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Ok(info) => {
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build_old_openssl_shim(true, info.include_paths);
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return;
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}
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Err(err) => err,
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};
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// pkg-config doesn't know of OpenSSL on FreeBSD 10.1 and OpenBSD uses LibreSSL
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if target.contains("bsd") {
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println!("cargo:rustc-flags=-l crypto -l ssl");
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// going to assume the base system includes a new version of openssl
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build_old_openssl_shim(false, vec![]);
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return;
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}
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panic!("unable to find openssl: {}", err);
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}
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fn build_old_openssl_shim(is_old: bool, include_paths: Vec<Path>) {
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let mut config = gcc::Config::new();
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for path in include_paths {
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config.include(path);
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}
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if is_old {
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config.define("OLD_OPENSSL", None);
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}
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config.file("src/old_openssl_shim.c")
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.compile("libold_openssl_shim.a");
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}
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