use super::*;
pub fn vcopy_impl_default<F: Backend + ?Sized>(
backend: &mut F,
pairs: &[ExtentPair],
options: CopyOption,
) -> VfRes {
if pairs.is_empty() {
return Ok(());
}
if !options.follows_source_symlinks() {
return Err(VfError::unsupported(0));
}
backend.vcopy_data_impl(pairs)
}