// I totally understand this and it's not copied from
// https://github.com/cyang812/rust_stm32f469i/blob/main/led_blinky/
// hehe
use std::env;
use std::fs;
use std::path::PathBuf;

fn main() {
    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
    fs::write(out.join("memory.x"), include_bytes!("memory.x")).unwrap();
    println!("cargo:rustc-link-search={}", out.display());

    // Only link CCM script when the feature is enabled.
    // Enable with: cargo build --features ccmram
    if env::var_os("CARGO_FEATURE_CCMRAM").is_some() {
        fs::write(out.join("ccmram.x"), include_bytes!("ccmram.x")).unwrap();
        println!("cargo:rustc-link-arg=-Tccmram.x");
    }
}