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use std::process::Command;
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fn main() {

            

        

            

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    let crate_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();

            

        

            

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    // Rerun if source files change (for cbindgen)

            

        

            

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    println!("cargo:rerun-if-changed=src/lib.rs");

            

        

            

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    println!("cargo:rerun-if-changed=src/generated.rs");

            

        

            

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    println!("cargo:rerun-if-changed=cbindgen.toml");

            

        

            

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    // Step 1: Generate Rust structs from org document using emacs

            

        

            

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    println!("cargo:rerun-if-changed=../../doc/nomisync-script-format.org");

            

        

            

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    let status = Command::new("emacs")

            

        

            

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        .args([

            

        

            

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            "-q",

            

        

            

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            "--batch",

            

        

            

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            "../../doc/nomisync-script-format.org",

            

        

            

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            "--eval",

            

        

            

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            "(setq org-confirm-babel-evaluate nil)",

            

        

            

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            "--eval",

            

        

            

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            "(org-babel-goto-named-src-block \"generate-structs\")",

            

        

            

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            "--eval",

            

        

            

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            "(org-babel-execute-src-block)",

            

        

            

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            "-f",

            

        

            

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            "kill-emacs",

            

        

            

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        ])

            

        

            

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        .status();

            

        

            

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    match status {

            

        

            

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        Ok(s) if s.success() => {}

            

        

            

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        Ok(s) => eprintln!("Warning: org-babel-tangle exited with {s}"),

            

        

            

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        Err(e) => eprintln!("Warning: Failed to run emacs for org-babel-tangle: {e}"),

            

        

            

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    }

            

        

            

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    // Step 2: Generate C header from Rust code using cbindgen

            

        

            

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    let header_path = format!("{crate_dir}/scripting_format.h");

            

        

            

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    let config_path = format!("{crate_dir}/cbindgen.toml");

            

        

            

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    match cbindgen::Builder::new()

            

        

            

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        .with_crate(&crate_dir)

            

        

            

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        .with_config(cbindgen::Config::from_file(&config_path).unwrap())

            

        

            

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        .with_src(format!("{crate_dir}/src/lib.rs"))

            

        

            

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        .with_src(format!("{crate_dir}/src/generated.rs"))

            

        

            

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        .generate()

            

        

            

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    {

            

        

            

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        Ok(bindings) => {

            

        

            

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            bindings.write_to_file(&header_path);

            

        

            

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            eprintln!("Generated C header: {header_path}");

            

        

            

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        }

            

        

            

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        Err(e) => eprintln!("Warning: cbindgen failed: {e}"),

            

        

            

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    }

            

        

            

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}