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Stop hardcoding things in openssl-sys build.rs 

This more properly handles Windows builds as well as cross compiles.
This commit is contained in:
Steven Fackler 2015-02-13 22:33:31 -08:00
parent 15ff737b8c
commit c4f8427bfd
1 changed files with 24 additions and 27 deletions
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51
openssl-sys/build.rs
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@ -1,4 +1,4 @@
#![feature(env, path)]
#![feature(env, path, core)]
extern crate "pkg-config" as pkg_config;
extern crate gcc;
@ -6,39 +6,36 @@ extern crate gcc;
use std::env;
fn main() {
let target = env::var("TARGET").unwrap();
if target.contains("android") {
let path = env::var("OPENSSL_PATH").ok()
.expect("Android does not provide openssl libraries, please build them yourself \
(instructions in the README) and provide their location through \
$OPENSSL_PATH.");
println!("cargo:rustc-flags=-L native={} -l crypto:static -l ssl:static", path);
return;
}
if target.contains("win32") || target.contains("win64") || target.contains("windows") {
println!("cargo:rustc-flags=-l crypto -l ssl -l gdi32 -l wsock32");
build_old_openssl_shim(vec![]);
return;
}
let err = match pkg_config::find_library("openssl") {
Ok(info) => {
if let Ok(info) = pkg_config::find_library("openssl") {
build_old_openssl_shim(info.include_paths);
return;
}
Err(err) => err,
let (libcrypto, libssl) = if env::var("TARGET").unwrap().contains("windows") {
("eay32", "ssl32")
} else {
("crypto", "ssl")
};
// pkg-config doesn't know of OpenSSL on FreeBSD 10.1 and OpenBSD uses LibreSSL
if target.contains("bsd") {
println!("cargo:rustc-flags=-l crypto -l ssl");
build_old_openssl_shim(vec![]);
return;
let mode = if env::var_os("OPENSSL_STATIC").is_some() {
"static"
} else {
"dylib"
};
if let Ok(lib_dir) = env::var("OPENSSL_LIB_DIR") {
println!("cargo:rustc-flags=-L native={}", lib_dir);
}
panic!("unable to find openssl: {}", err);
println!("cargo:rustc-flags=-l {0}={1} -l {0}={2}", mode, libcrypto, libssl);
let mut include_dirs = vec![];
if let Ok(include_dir) = env::var("OPENSSL_INCLUDE_DIR") {
include_dirs.push(Path::new(include_dir));
}
build_old_openssl_shim(include_dirs);
}
fn build_old_openssl_shim(include_paths: Vec<Path>) {