mirror of
https://github.com/denoland/rusty_v8.git
synced 2025-01-21 21:50:20 -05:00
95 lines
2.5 KiB
Rust
95 lines
2.5 KiB
Rust
use cargo_gn;
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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 which::which;
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fn main() {
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if !Path::new("third_party/v8/src").is_dir()
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|| env::var_os("GCLIENT_SYNC").is_some()
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{
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gclient_sync();
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}
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let mut gn_args = if cargo_gn::is_debug() {
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vec!["is_debug=true".to_string()]
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} else {
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vec!["is_debug=false".to_string()]
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};
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if let Some(p) = env::var_os("SCCACHE") {
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cc_wrapper(&mut gn_args, &Path::new(&p));
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} else if let Ok(p) = which("sccache") {
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cc_wrapper(&mut gn_args, &p);
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} else {
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println!("cargo:warning=Not using sccache");
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}
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// gn_root should be absolute.
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let gn_root = env::current_dir()
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.unwrap()
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.into_os_string()
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.into_string()
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.unwrap();;
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let gn_out = cargo_gn::maybe_gen(&gn_root, gn_args);
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assert!(gn_out.exists());
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assert!(gn_out.join("args.gn").exists());
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cargo_gn::build("rusty_v8");
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println!("cargo:rustc-link-lib=static=rusty_v8");
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if cfg!(target_os = "windows") {
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println!("cargo:rustc-link-lib=dylib=winmm");
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}
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}
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fn git_submodule_update() {
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println!("cargo:warning=Running git submodule update");
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Command::new("git")
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.arg("submodule")
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.arg("update")
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.arg("--init")
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.status()
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.expect("git submodule update failed");
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}
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fn gclient_sync() {
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let root = env::current_dir().unwrap();
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let third_party = root.join("third_party");
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let gclient_rel = PathBuf::from("depot_tools/gclient.py");
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if !third_party.join(&gclient_rel).exists() {
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git_submodule_update();
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}
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println!(
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"cargo:warning=Running gclient sync to download V8. This could take a while."
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);
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let mut cmd = Command::new("python");
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cmd.current_dir(&third_party);
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cmd.arg(&gclient_rel);
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cmd.arg("sync");
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cmd.arg("--no-history");
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cmd.arg("--shallow");
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// cmd.arg("--verbose");
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cmd.env("DEPOT_TOOLS_UPDATE", "0");
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cmd.env("DEPOT_TOOLS_METRICS", "0");
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cmd.env("GCLIENT_FILE", third_party.join("gclient_config.py"));
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// We're not using Google's internal infrastructure.
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cmd.env("DEPOT_TOOLS_WIN_TOOLCHAIN", "0");
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println!("running: {:?}", cmd);
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let status = cmd.status().expect("gclient sync failed");
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assert!(status.success());
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}
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fn cc_wrapper(gn_args: &mut Vec<String>, sccache_path: &Path) {
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gn_args.push(format!("cc_wrapper={:?}", sccache_path));
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// Disable treat_warnings_as_errors until this sccache bug is fixed:
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// https://github.com/mozilla/sccache/issues/264
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if cfg!(target_os = "windows") {
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gn_args.push("treat_warnings_as_errors=false".to_string());
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}
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}
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