fn static_link()

in neqo-crypto/build.rs [151:221]

• 64 lines of code
• 19 McCabe index (conditional complexity)

fn static_link() {
    let mut static_libs = vec![
        "certdb",
        "certhi",
        "cryptohi",
        "freebl_static",
        if env::consts::OS == "windows" {
            "libnspr4"
        } else {
            "nspr4"
        },
        "nss_static",
        "nssb",
        "nssdev",
        "nsspki",
        "nssutil",
        "pk11wrap_static",
        if env::consts::OS == "windows" {
            "libplc4"
        } else {
            "plc4"
        },
        if env::consts::OS == "windows" {
            "libplds4"
        } else {
            "plds4"
        },
        "softokn_static",
        "ssl",
    ];
    // macOS always dynamically links against the system sqlite library.
    // See https://github.com/nss-dev/nss/blob/a8c22d8fc0458db3e261acc5e19b436ab573a961/coreconf/Darwin.mk#L130-L135
    if env::consts::OS == "macos" {
        println!("cargo:rustc-link-lib=dylib=sqlite3");
    } else {
        static_libs.push("sqlite");
    }
    // Hardware specific libs.
    // See https://github.com/mozilla/application-services/blob/0a2dac76f979b8bcfb6bacb5424b50f58520b8fe/components/support/rc_crypto/nss/nss_build_common/src/lib.rs#L127-L157
    let target_arch = env::var("CARGO_CFG_TARGET_ARCH").unwrap();
    let target_os = env::var("CARGO_CFG_TARGET_OS").unwrap();
    // https://searchfox.org/nss/rev/0d5696b3edce5124353f03159d2aa15549db8306/lib/freebl/freebl.gyp#508-542
    if target_arch == "arm" || target_arch == "aarch64" {
        static_libs.push("armv8_c_lib");
    }
    if target_arch == "x86_64" || target_arch == "x86" {
        static_libs.push("gcm-aes-x86_c_lib");
        static_libs.push("sha-x86_c_lib");
    }
    if target_arch == "arm" {
        static_libs.push("gcm-aes-arm32-neon_c_lib");
    }
    if target_arch == "aarch64" {
        static_libs.push("gcm-aes-aarch64_c_lib");
    }
    if target_arch == "x86_64" {
        static_libs.push("hw-acc-crypto-avx");
        static_libs.push("hw-acc-crypto-avx2");
    }
    // https://searchfox.org/nss/rev/08c4d05078d00089f8d7540651b0717a9d66f87e/lib/freebl/freebl.gyp#315-324
    if (target_os == "android" || target_os == "linux") && target_arch == "x86_64" {
        static_libs.push("intel-gcm-wrap_c_lib");
        // https://searchfox.org/nss/rev/08c4d05078d00089f8d7540651b0717a9d66f87e/lib/freebl/freebl.gyp#43-47
        if (target_os == "android" || target_os == "linux") && target_arch == "x86_64" {
            static_libs.push("intel-gcm-s_lib");
        }
    }
    for lib in static_libs {
        println!("cargo:rustc-link-lib=static={lib}");
    }
}