Re: standalone url-hexify-string?

[Kin Cho]

Hi,

I tried the function on 21.3, but emacs complainted that
mule-sysdep-version isn't defined.  (require 'mule) didn't seem
to help either.

-kin

Glenn Morris <gmorris+news@ast.cam.ac.uk> writes:

> Kin Cho wrote:
> 
> > Anybody has a standalone version of this for gnu emacs?
> 
> Version on my system is defined as:
> 
> 
> (defconst url-unreserved-chars
>   '(
>     ?a ?b ?c ?d ?e ?f ?g ?h ?i ?j ?k ?l ?m ?n ?o ?p ?q ?r ?s ?t ?u ?v ?w ?x 
> ?y ?z
>     ?A ?B ?C ?D ?E ?F ?G ?H ?I ?J ?K ?L ?M ?N ?O ?P ?Q ?R ?S ?T ?U ?V ?W ?X 
> ?Y ?Z
>     ?0 ?1 ?2 ?3 ?4 ?5 ?6 ?7 ?8 ?9
>     ?$ ?- ?_ ?. ?! ?~ ?* ?' ?\( ?\) ?,)
>   "A list of characters that are _NOT_ reserve in the URL spec.
> This is taken from draft-fielding-url-syntax-02.txt - check your local
> internet drafts directory for a copy.")
>        
> (defun url-hexify-string (str)
>   "Escape characters in a string"
>   (mapconcat
>    (function
>     (lambda (char)
>       (if (not (memq char url-unreserved-chars))
>         (if (< char 16)
>             (upcase (format "%%0%x" char))
>           (upcase (format "%%%x" char)))
>       (char-to-string char))))
>    (mule-decode-string str) ""))
> 
> (defun mule-decode-string (str)
>   (and str
>        (case mule-sysdep-version
>        ((2.4 3.0 xemacs)
>         (decode-coding-string str mule-retrieval-coding-system))
>        (2.3
>         (code-convert-string str *internal* mule-retrieval-coding-system))
> ;;;    ((4.0 4.1)
>        ((4.0 4.1 5.0)                                         ; Emacs 21
>         (if default-enable-multibyte-characters
>             (decode-coding-string str mule-retrieval-coding-system)
>           str))
>        (otherwise
>         str))))
> 
> 
> I seem to have mule-retrieval-coding-system set to 'euc-japan.