Re: Format ~<newline> feature request. (Not a bug).

On Tue, 11 Feb 2003, Thomas Russ wrote:

> For the DarwinPPC/Mac OS X version of OpenMCL it would be convenient to
> have both ~<Linefeed> and ~<Return> work in format strings.  The Lisp
> reader currently recognizes both linefeed and return as semicolon
> comment terminators, but having mixed Unix and Mac Lisp source files
> will still cause trouble if the format directive doesn't work with both
> line terminators.
>

See <http://openmcl.clozure.com/Doc/line-termination.html>, especially
the discussion of :EXTERNAL-FORMAT.

> A workaround is fairly simple, namely to include the following in the
> openmcl-init file, but this might be something that should be built in
> to at least the Mac version:
>
> (setf (aref ccl::*format-char-table* (char-code #\Return))
>        (aref ccl::*format-char-table* (char-code #\Linefeed)))
>
>

I'm generally leery of treating #\Return and #\Linefeed as being
internally equivalent, out of the concern that this would make it
harder to write programs that need to view them as being distinct.

> --
> Thomas A. Russ, Ph.D.  Senior Research Scientist             [email protected]
> USC/Information Sciences Institute              WWW:  http://www.isi.edu
> 4676 Admiralty Way, Marina del Rey, CA 90292              (310) 448-8775
>
>
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