On Tue, Aug 2, 2011 at 10:41 PM, Juan Jose Garcia-Ripoll
<
juanjose.garciaripoll@googlemail.com> wrote:
> I reported a related problem some time ago
>
>
http://lists.common-lisp.net/pipermail/cl-ppcre-devel/2011-January/000706.html
> However, instead of the values I supplied now cl-unicode is using
> :unspecific for the :type of a pathname.
> (defun dump-derived-tests ()
> "Parses the Unicode data file \"DerivedCoreProperties.txt\" \(which
> is not used in read.lisp) and uses it to create a file
> \"derived-properties\" which will be used by CL-UNICODE-TEST."
> (with-output-to-source-file (out (make-pathname :name "derived-properties"
> :type :unspecific
> :directory '(:relative :up
> "test"))
> :no-header-p t)
> This is not supported by ECL, which uses NIL to represent an unfilled value
> (absent therefore). From the Hyperspec
>
http://www.lispworks.com/documentation/HyperSpec/Body/19_bbbc.htm
>
> A conforming program must never unconditionally use a :unspecific as the
> value of a pathname component because such a value is not guaranteed to be
> permissible in all implementations.
>
> Probably what you want to solve is the merge-pathnames above the code (in
> the macro), which might instead read
> `(let* ((directory (make-pathname :name nil :type nil :version nil
> :defaults *this-file*))
> (pathname (merge-pathnames ,relative-path directory))
> Cheers,
> Juanjo
> --
> Instituto de Física Fundamental, CSIC
> c/ Serrano, 113b, Madrid 28006 (Spain)
>
http://juanjose.garciaripoll.googlepages.com
>