mu_lib 0.1.3

XCENA mu Library
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use std::env;
use std::path::PathBuf;

fn main() {
    println!("cargo:rerun-if-changed=src/cpp/mu.hpp");

    println!("cargo:rerun-if-changed=src");
    println!("cargo:rustc-linker=/mnt/media/mu_compiler/llvm-18.1/bin/ld.lld");

    // Set linker script path
    println!("cargo:rustc-link-search=/mnt/media/mu_compiler/llvm-18.1/picolibc-rv/newlib");
    println!("cargo:rustc-link-search=/mnt/media/mu_compiler/llvm-18.1/builtins-rv");
    println!("cargo:rustc-link-lib=clang_rt.builtins-riscv64");

    let script_dir = std::env::current_dir().unwrap();

    // Link mu_std library
    let mu_lib_dir = script_dir.join("../../mu/lib");
    println!("cargo:rustc-link-search={}", mu_lib_dir.display());
    println!("cargo:rustc-link-lib=mu_std");

    // Set linker script
    let linker_script_path = script_dir.join("../mu/script/mu_linker_p5.ld");
    println!("cargo:rustc-link-arg=-T{}", linker_script_path.display());

    // Set target-feature
    println!("cargo:rustc-flag=-C target-feature=+xmetis");

    let bindings = bindgen::Builder::default()
        .enable_cxx_namespaces()
        .header("/usr/local/mu_library/mu/include/mu/mu_rs.hpp")
        .clang_arg("-I/mnt/media/mu_compiler/llvm-18.1/picolibc-rv/include") // stdint.h
        .clang_arg("-I/mnt/media/mu_compiler/llvm-18.1/libcxx-rv/include/c++/v1") // cstdint
        .clang_arg("-I/usr/local/mu_library/mu/include")
        .parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
        .generate()
        .expect("Unable to generate bindings");
    // Write the bindings to the $OUT_DIR/bindings.rs file.
    let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
    bindings
        .write_to_file(out_path.join("bindings.rs"))
        .expect("Couldn't write bindings!");
}