// Copyright (C) 2017-2018 Baidu, Inc. All Rights Reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in
//    the documentation and/or other materials provided with the
//    distribution.
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//    contributors may be used to endorse or promote products derived
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

use std::env;

fn main () {
    println!("cargo:rerun-if-env-changed=SGX_SDK");
    println!("cargo:rerun-if-env-changed=SGX_MODE");

    let sdk_dir = env::var("SGX_SDK")
                    .unwrap_or_else(|_| "/opt/intel/sgxsdk".to_string());
    let is_sim = env::var("SGX_MODE")
                    .unwrap_or_else(|_| "HW".to_string());

    println!("cargo:rustc-link-search=native=../lib");
    println!("cargo:rustc-link-lib=static=Enclave_u");

    println!("cargo:rustc-link-search=native={}/lib64", sdk_dir);
    match is_sim.as_ref() {
        "SW" => println!("cargo:rustc-link-lib=dylib=sgx_urts_sim"),
        "HW" => println!("cargo:rustc-link-lib=dylib=sgx_urts"),
        _    => println!("cargo:rustc-link-lib=dylib=sgx_urts"), // Treat undefined as HW
    }

    // for sgx_tprotected_fs
    match is_sim.as_ref() {
        "SW" => println!("cargo:rustc-link-lib=dylib=sgx_uae_service_sim"),
        "HW" => println!("cargo:rustc-link-lib=dylib=sgx_uae_service"),
        _    => println!("cargo:rustc-link-lib=dylib=sgx_uae_service"), // Treat undefined as HW
    }
    println!("cargo:rustc-link-lib=dylib=sgx_uprotected_fs");
}