pub(crate) fn try_take_file(handle: Handle, dst: &mut Vec<u64>) -> Result<()>Available on crate feature
pager and Unix only.Expand description
Fallible counterpart to take_file. Returns Err instead of panicking
on I/O failure. The handle is consumed in either case; on Err, dst may
hold partial data and the scratch file is unlinked when the inner is
dropped.