37 lines
1.3 KiB
Rust
37 lines
1.3 KiB
Rust
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use std::env;
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use std::path::PathBuf;
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const CALLEE_NAME: &str = "Callee";
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fn main()
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{
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let callee_root = env::var("CALLEE_PATH").expect("Callee path variable must be available");
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let lean_root = env::var("LEAN_ROOT").expect("Lean root must exist");
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println!("cargo:rustc-link-search={callee_root}");
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println!("cargo:rustc-link-search={lean_root}/lib/lean");
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println!("cargo:rustc-link-lib={CALLEE_NAME}");
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//println!("cargo:rustc-link-lib=Init_shared");
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println!("cargo:rustc-link-lib=leanshared");
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// The bindgen::Builder is the main entry point
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// to bindgen, and lets you build up options for
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// the resulting bindings.
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let bindings = bindgen::Builder::default()
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// The input header we would like to generate
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// bindings for.
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.header(format!("{lean_root}/include/lean/lean.h"))
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// Tell cargo to invalidate the built crate whenever any of the
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// included header files changed.
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.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
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// Finish the builder and generate the bindings.
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.generate()
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// Unwrap the Result and panic on failure.
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.expect("Unable to generate bindings");
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// Write the bindings to the $OUT_DIR/bindings.rs file.
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let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
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bindings
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.write_to_file(out_path.join("lean.rs"))
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.expect("Couldn't write bindings!");
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}
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