// cargo run --example clonefile V:\file.bin V:\file-clone.bin fn main() -> std::io::Result<()> { let args: Vec<_> = std::env::args().collect(); if args.len() < 3 { eprintln!("Usage: {} ", args[0]); return Ok(()); } let src_file = &args[1]; let tgt_file = &args[2]; reflink_copy::reflink(src_file, tgt_file) }