12 lines
515 B
Rust
12 lines
515 B
Rust
// Automatically detect tsan in a way that's compatible with both stable (which
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// doesn't support sanitizers) and nightly (which does). Works because build
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// scripts gets `cfg` info, even if the cfg is unstable.
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fn main() {
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println!("cargo:rerun-if-changed=build.rs");
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println!("cargo:rustc-check-cfg=cfg(tsan_enabled)");
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let sanitizer_list = std::env::var("CARGO_CFG_SANITIZE").unwrap_or_default();
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if sanitizer_list.contains("thread") {
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println!("cargo:rustc-cfg=tsan_enabled");
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}
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}
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