Auto merge of #47026 - EdSchouten:cloudabi-unwind, r=kennytm
Link against -lunwind on CloudABI. CloudABI makes use of LLVM's libunwind to do stack unwinding. It is installed under the name libunwind.a.
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commit
35681fbc76
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@ -20,9 +20,10 @@ fn main() {
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let target = env::var("TARGET").expect("TARGET was not set");
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let host = env::var("HOST").expect("HOST was not set");
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if cfg!(feature = "backtrace") &&
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!target.contains("msvc") &&
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!target.contains("cloudabi") &&
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!target.contains("emscripten") &&
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!target.contains("fuchsia") &&
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!target.contains("msvc") &&
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!target.contains("wasm32")
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{
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let _ = build_libbacktrace(&host, &target);
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@ -74,6 +75,12 @@ fn main() {
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println!("cargo:rustc-link-lib=zircon");
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println!("cargo:rustc-link-lib=fdio");
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println!("cargo:rustc-link-lib=launchpad"); // for std::process
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} else if target.contains("cloudabi") {
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if cfg!(feature = "backtrace") {
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println!("cargo:rustc-link-lib=unwind");
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}
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println!("cargo:rustc-link-lib=c");
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println!("cargo:rustc-link-lib=compiler_rt");
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}
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}
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@ -43,5 +43,7 @@ fn main() {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("redox") {
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println!("cargo:rustc-link-lib=gcc");
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} else if target.contains("cloudabi") {
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println!("cargo:rustc-link-lib=unwind");
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}
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}
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