build.rs

#[cfg(windows)]
extern crate windres;

fn main() {
    #[cfg(windows)]
    windows::compile_resources_file();
}

#[cfg(windows)]
mod windows {
    use std::env;
    use std::fs;
    use std::path::Path;

    use windres::Build;

    pub fn compile_resources_file() {
        let out_dir = env::var_os("OUT_DIR").unwrap();
        let resource_header = Path::new(&out_dir).join("versions.h");

        // Write include file for resource parameters based on cargo settings
        let major = env!("CARGO_PKG_VERSION_MAJOR");
        let minor = env!("CARGO_PKG_VERSION_MINOR");
        let patch = env!("CARGO_PKG_VERSION_PATCH");
        let full = env!("CARGO_PKG_VERSION");
        let description = env!("CARGO_PKG_DESCRIPTION");
        let auhtor = env!("CARGO_PKG_AUTHORS");
        let name = env!("CARGO_PKG_NAME");

        fs::write(
            resource_header,
            format!(
                "
    #define VERSION_MAJOR {major}
    #define VERSION_MINOR {minor}
    #define VERSION_PATCH {patch}
    #define VERSION_FULL \"{full}\"
    #define VERSION_DESCRIPTION  \"{description}\"
    #define VERSION_AUTHOR  \"{auhtor}\"
    #define VERSION_NAME \"{name}\"
    "
            )
        ).unwrap();

        Build::new().include(out_dir).compile("resources.rc").unwrap();

        // println!("cargo:rerun-if-changed=resources.rc"); // windres already does this
        //println!("cargo:rerun-if-changed=hank.ico");
        println!("cargo:rerun-if-changed=app.manifest");
    }
}