mirror of
https://chromium.googlesource.com/crosvm/crosvm
synced 2025-02-09 03:57:24 +00:00
1dab58a2cf
This search/replace updates all copyright notices to drop the "All rights reserved", Use "ChromiumOS" instead of "Chromium OS" and drops the trailing dots. This fulfills the request from legal and unifies our notices. ./tools/health-check has been updated to only accept this style. BUG=b:246579983 TEST=./tools/health-check Change-Id: I87a80701dc651f1baf4820e5cc42469d7c5f5bf7 Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/3894243 Reviewed-by: Daniel Verkamp <dverkamp@chromium.org> Commit-Queue: Dennis Kempin <denniskempin@google.com>
86 lines
2.4 KiB
Rust
86 lines
2.4 KiB
Rust
// Copyright 2019 The ChromiumOS Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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use std::env;
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use std::path::Path;
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use std::path::PathBuf;
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use std::process::Command;
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use anyhow::bail;
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use anyhow::Result;
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/// Returns the target triplet prefix for gcc commands. No prefix is required
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/// for native builds.
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fn get_cross_compile_prefix() -> String {
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let target = env::var("TARGET").unwrap();
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if env::var("HOST").unwrap() == target {
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return String::from("");
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}
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let arch = env::var("CARGO_CFG_TARGET_ARCH").unwrap();
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let os = env::var("CARGO_CFG_TARGET_OS").unwrap();
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let env = if target.ends_with("-gnueabihf") {
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String::from("gnueabihf")
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} else {
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env::var("CARGO_CFG_TARGET_ENV").unwrap()
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};
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return format!("{}-{}-{}-", arch, os, env);
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}
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fn build_libtpm2(out_dir: &Path) -> Result<()> {
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let lib_path = out_dir.join("libtpm2.a");
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if lib_path.exists() {
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return Ok(());
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}
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if !Path::new("libtpm2/.git").exists() {
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bail!(
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"tpm2-sys/libtpm2 source does not exist, did you forget to \
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`git submodule update --init`?"
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);
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}
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let make_flags = env::var("CARGO_MAKEFLAGS").unwrap();
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let prefix = get_cross_compile_prefix();
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let status = Command::new("make")
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.env("MAKEFLAGS", make_flags)
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.arg(format!("AR={}ar", prefix))
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.arg(format!("CC={}gcc", prefix))
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.arg(format!("OBJCOPY={}objcopy", prefix))
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.arg("CFLAGS=-Wno-error")
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.arg(format!("obj={}", out_dir.display()))
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.current_dir("libtpm2")
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.status()?;
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if !status.success() {
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bail!("make failed with status: {}", status);
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}
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Ok(())
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}
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fn main() -> Result<()> {
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// Skip installing dependencies when generating documents.
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if std::env::var("CARGO_DOC").is_ok() {
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return Ok(());
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}
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// Use tpm2 package from the standard system location if available.
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if pkg_config::Config::new()
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.statik(true)
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.probe("libtpm2")
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.is_ok()
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{
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return Ok(());
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}
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// Otherwise build from source
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let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
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build_libtpm2(&out_dir)?;
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println!("cargo:rustc-link-search={}", out_dir.display());
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println!("cargo:rustc-link-lib=static=tpm2");
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println!("cargo:rustc-link-lib=ssl");
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println!("cargo:rustc-link-lib=crypto");
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Ok(())
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}
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