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https://chromium.googlesource.com/crosvm/crosvm
synced 2024-11-25 05:03:05 +00:00
6c6966ecfc
Adds a build time compilation check for the generated crosvm_control.h BUG=b:271789981 TEST=CQ, apply crrev/4237140 and observe build failure due to C compile error Change-Id: I57867894a975aa0a48f989051bb4243bf97f57e8 Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4333206 Reviewed-by: Dennis Kempin <denniskempin@google.com> Commit-Queue: Kameron Lutes <kalutes@chromium.org> Reviewed-by: Keiichi Watanabe <keiichiw@chromium.org>
83 lines
2.4 KiB
Rust
83 lines
2.4 KiB
Rust
// Copyright 2022 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::fs;
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use std::path::PathBuf;
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use anyhow::Context;
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use anyhow::Result;
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use cbindgen::Config;
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use cbindgen::Language;
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use tempfile::TempDir;
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static COPYRIGHT_CLAUSE: &str = "// Copyright 2022 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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static AUTOGENERATED_DISCLAIMER: &str =
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"/* Warning, this file is autogenerated by cbindgen. Don't modify this manually. */";
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static INCLUDE_GUARD: &str = "CROSVM_CONTROL_H_";
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static CROSVM_CONTROL_HEADER_NAME: &str = "crosvm_control.h";
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fn main() -> Result<()> {
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// Skip building 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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let crate_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
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let output_dir = PathBuf::from(env::var("OUT_DIR").context("failed to get OUT_DIR")?);
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let output_file = output_dir
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.join(CROSVM_CONTROL_HEADER_NAME)
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.display()
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.to_string();
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let config = Config {
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language: Language::C,
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cpp_compat: true,
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header: Some(String::from(COPYRIGHT_CLAUSE)),
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include_guard: Some(String::from(INCLUDE_GUARD)),
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autogen_warning: Some(String::from(AUTOGENERATED_DISCLAIMER)),
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include_version: true,
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..Default::default()
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};
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cbindgen::Builder::new()
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.with_crate(crate_dir)
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.with_config(config)
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.generate()
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.context("Unable to generate bindings")?
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.write_to_file(&output_file);
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// Do not perform the compilation check on Windows since GCC might not be installed.
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if std::env::var("CARGO_CFG_WINDOWS").is_ok() {
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return Ok(());
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}
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// Do a quick compile test of the generated header to ensure it is valid
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let temp_dir = TempDir::new()?;
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let test_file = temp_dir
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.path()
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.join("crosvm_control_test.c")
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.display()
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.to_string();
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fs::write(
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&test_file,
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format!("{}{}{}", "#include \"", CROSVM_CONTROL_HEADER_NAME, "\""),
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)
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.context("Failed to write crosvm_control test C file")?;
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cc::Build::new()
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.include(output_dir)
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.file(test_file)
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.compile("crosvm_control_test");
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Ok(())
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}
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