fn main() {
    // Optional: link a prebuilt libcstcore when HERMIT_CORE_LIB is set.
    // Example:
    //   HERMIT_CORE_LIB=/path/to/libcstcore.a HERMIT_CORE_INCLUDE=/path/to/include
    //   cargo build --features engine
    if std::env::var("CARGO_FEATURE_ENGINE").is_ok() {
        if let Ok(lib) = std::env::var("HERMIT_CORE_LIB") {
            let path = std::path::PathBuf::from(&lib);
            if let Some(dir) = path.parent() {
                println!("cargo:rustc-link-search=native={}", dir.display());
            }
            let stem = path
                .file_stem()
                .and_then(|s| s.to_str())
                .unwrap_or("cstcore")
                .trim_start_matches("lib");
            println!("cargo:rustc-link-lib=static={}", stem);
            println!("cargo:rustc-link-lib=curl");
            println!("cargo:rustc-link-lib=pthread");
            println!("cargo:rustc-link-lib=m");
            println!("cargo:rerun-if-changed={}", lib);
        }
        if let Ok(inc) = std::env::var("HERMIT_CORE_INCLUDE") {
            println!("cargo:rerun-if-env-changed=HERMIT_CORE_INCLUDE");
            println!("cargo:rustc-env=HERMIT_CORE_INCLUDE={}", inc);
        }
    }
    tauri_build::build()
}