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https://github.com/openai/codex.git
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75 lines
2.3 KiB
Diff
75 lines
2.3 KiB
Diff
# What: make `rusty_v8` accept Bazel-provided archives and bindings for the
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# windows-gnullvm experiment.
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# Scope: `rusty_v8` build.rs only; no V8 source or Bazel rule changes.
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--- a/build.rs
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+++ b/build.rs
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@@ -543,10 +543,15 @@
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}
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fn static_lib_name(suffix: &str) -> String {
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- let target_os = env::var("CARGO_CFG_TARGET_OS").unwrap();
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- if target_os == "windows" {
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+ let target = env::var("TARGET").unwrap();
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+ let target_os = env::var("CARGO_CFG_TARGET_OS").unwrap();
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+ if target.contains("windows-gnullvm") {
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+ // rustc looks for GNU-style archive names when bundling `-lstatic` on the
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+ // gnullvm targets, even though the prebuilt release is a COFF `.lib`.
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+ format!("librusty_v8{suffix}.a")
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+ } else if target_os == "windows" {
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format!("rusty_v8{suffix}.lib")
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} else {
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format!("librusty_v8{suffix}.a")
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}
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}
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@@ -577,7 +577,23 @@
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path
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}
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+fn out_dir_abs() -> PathBuf {
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+ let cwd = env::current_dir().unwrap();
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+
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+ // target/debug/build/rusty_v8-d9e5a424d4f96994/out/
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+ let out_dir = env::var_os("OUT_DIR").expect(
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+ "The 'OUT_DIR' environment is not set (it should be something like \
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+ 'target/debug/rusty_v8-{hash}').",
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+ );
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+
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+ cwd.join(out_dir)
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+}
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+
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fn static_lib_dir() -> PathBuf {
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+ if env::var_os("RUSTY_V8_ARCHIVE").is_some() {
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+ return out_dir_abs().join("gn_out").join("obj");
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+ }
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+
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build_dir().join("gn_out").join("obj")
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}
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@@ -794,22 +810,23 @@
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}
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fn print_link_flags() {
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+ let target = env::var("TARGET").unwrap();
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println!("cargo:rustc-link-lib=static=rusty_v8");
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let should_dyn_link_libcxx = env::var("CARGO_FEATURE_USE_CUSTOM_LIBCXX")
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.is_err()
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+ || (target.contains("apple") && env::var("RUSTY_V8_ARCHIVE").is_ok())
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|| env::var("GN_ARGS").is_ok_and(|gn_args| {
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gn_args
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.split_whitespace()
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.any(|ba| ba == "use_custom_libcxx=false")
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});
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if should_dyn_link_libcxx {
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// Based on https://github.com/alexcrichton/cc-rs/blob/fba7feded71ee4f63cfe885673ead6d7b4f2f454/src/lib.rs#L2462
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if let Ok(stdlib) = env::var("CXXSTDLIB") {
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if !stdlib.is_empty() {
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println!("cargo:rustc-link-lib=dylib={stdlib}");
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}
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} else {
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- let target = env::var("TARGET").unwrap();
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if target.contains("msvc") {
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// nothing to link to
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} else if target.contains("apple")
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