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set CFG_OMIT_GIT_HASH=1 during builds when omit-git-hash is enabled

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Pietro Albini 2023-11-13 11:18:55 +01:00
parent 6eb3e97d55
commit cd4adb8a3f
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7
src/bootstrap/src/core/build_steps/compile.rs
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@ -975,6 +975,13 @@ pub fn rustc_cargo_env(
.env("CFG_RELEASE_CHANNEL", &builder.config.channel)
.env("CFG_VERSION", builder.rust_version());
// Some tools like Cargo detect their own git information in build scripts. When omit-git-hash
// is enabled in config.toml, we pass this environment variable to tell build scripts to avoid
// detecting git information on their own.
if builder.config.omit_git_hash {
cargo.env("CFG_OMIT_GIT_HASH", "1");
}
if let Some(backend) = builder.config.default_codegen_backend() {
cargo.env("CFG_DEFAULT_CODEGEN_BACKEND", backend);
}