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build.rs
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build.rs
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/*
* 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.
*/
extern crate ar;
use std::{path::PathBuf, process::Command};
use std::fs::File;
use anyhow::Result;
use ar::Builder;
fn main() -> Result<()> {
let mut out_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
out_dir.push("lib");
if !out_dir.is_dir() {
std::fs::create_dir(&out_dir)?;
}
let obj_file = out_dir.join("test.o");
let lib_file = out_dir.join("libtest_basic.a");
let output = Command::new(concat!(
env!("CARGO_MANIFEST_DIR"),
"/src/build_test_lib.py"
))
.arg(&out_dir)
.output()?;
assert!(
obj_file.exists(),
"Could not build tvm lib: {}",
String::from_utf8(output.stderr)?
.trim()
.split("\n")
.last()
.unwrap_or("")
);
let mut builder = Builder::new(File::create(&lib_file)?);
builder.append_path(&obj_file)?;
drop(builder);
let status = Command::new("ranlib").arg(&lib_file).status()?;
assert!(status.success());
println!("cargo:rustc-link-lib=static=test_basic");
println!("cargo:rustc-link-search=native={}", out_dir.display());
Ok(())
}