1// Copyright (c) 2023 Huawei Device Co., Ltd.
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6//     http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14//! This crate depends on Openssl3.0.
15//! Sets environment variables when use the feature `c_openssl_3_0`.
16//! Needs export ``OPENSSL_LIB_DIR`` and ``OPENSSL_INCLUDE_DIR``.
17//! ``OPENSSL_LIB_DIR`` is the path for ``libssl.so`` and ``libcrypto.so``.
18//! ``OPENSSL_INCLUDE_DIR`` is the path for the Openssl header file.
19
20use std::env;
21// todo: check if needed
22fn main() {
23    let lib_dir = env::var("OPENSSL_LIB_DIR");
24    let include_dir = env::var("OPENSSL_INCLUDE_DIR");
25
26    if let Ok(lib_dir) = lib_dir {
27        println!("cargo:rustc-link-lib=ssl");
28        println!("cargo:rustc-link-lib=crypto");
29        println!("cargo:rustc-link-search=native={lib_dir}");
30    }
31
32    if let Ok(include_dir) = include_dir {
33        println!("cargo:include={include_dir}");
34    }
35}
36