| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to you under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| use std::env; |
| use std::path::PathBuf; |
| |
| fn main() { |
| if env::var("CARGO_CFG_TARGET_OS").as_deref() == Ok("linux") { |
| let manifest_dir = PathBuf::from(env::var_os("CARGO_MANIFEST_DIR").unwrap()); |
| let export_map = manifest_dir.join("exports.map"); |
| println!("cargo:rerun-if-changed={}", export_map.display()); |
| println!( |
| "cargo:rustc-cdylib-link-arg=-Wl,--version-script={}", |
| export_map.display() |
| ); |
| } |
| } |
