Re: bug in copy-directory

[Chong Yidong]

Stefan Monnier <address@hidden> writes:

>>> Actually on 23.2.92.1, copy-directory, called interactively or not copy
>>> the files of directory A to existing directory B instead of copying
>>> directory A inside directory B.(as a subdirectory of B).
>
>> Hmm, this is a bit problematic.
> [...]
>> The trouble is that Lisp callers might depend on the old behavior.
>
> Couldn't/shouldn't we distinguish between interactive and
> non-interactive calls, then?  I.e. have the interactive spec turn the
> B into (expand-file-name (file-name-nondirectory A)) when B is an
> existing directory.

Wouldn't that be confusing?  "Copy directory A to directory B" really
ought to mean the same as "cp -r a b".