cu29-export 0.2.3

This is the library support to build log exports for the copper project. It cannot be used independently from the copper project.
Documentation 
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use std::env;
use std::fs;
use std::path::PathBuf;

fn main() {
    let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
    let target_dir = out_dir.join("../../..");
    let lib_name = "libcu29_export.so";
    let new_name = "cu29_export.so";

    let lib_path = target_dir.join(lib_name);
    let new_path = target_dir.join(new_name);

    if let Ok(existing_link) = fs::read_link(&new_path) {
        if existing_link != lib_path {
            fs::remove_file(&new_path).expect("Failed to remove existing symlink");
        } else {
            return;
        }
    }

    std::os::unix::fs::symlink(&lib_path, &new_path).expect("Failed to create symlink");
}