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Re: [Bug-apl] Restrictions on localization of system variables?
From: |
David B. Lamkins |
Subject: |
Re: [Bug-apl] Restrictions on localization of system variables? |
Date: |
Tue, 27 May 2014 11:18:45 -0700 |
Thanks. One more thing: quad-IO should be on that list.
See UserFunction.cc, around line 252.
On Tue, 2014-05-27 at 18:06 +0200, Juergen Sauermann wrote:
> Hi,
>
> thanks, should be fixed in SVN 294.
>
> Note that there are some subtle differences between IBM APL2 and GNU APL
> when localizing ⎕-vars. In IBM APL2 they are undefined after localizing
> them.
> In GNU APL they are pre-initialized with their respective default
> values. This
> gives simpler (and therefore faster code) because no check for validity
> is needed
> for the variables themselves, but also for the many internal users of them.
>
> /// Jürgen
>
>
> On 05/26/2014 09:29 PM, David B. Lamkins wrote:
> > On Mon, 2014-05-26 at 13:36 -0500, Blake McBride wrote:
> >> Off the cuff, ⎕PW should be localizable too.
> >>
> >>
> > ⎕CT
> > ⎕FC
> > ⎕PP
> > ⎕PR
> > ⎕PW
> > ⎕RL
> >
> >
> >> On Mon, May 26, 2014 at 1:12 PM, David B. Lamkins <address@hidden>
> >> wrote:
> >> It appears that quad-IO and quad-CT are the only system
> >> variables
> >> localizable in GNU APL. Is this intended? Given a quick look,
> >> I see no
> >> support for this restriction in either the IBM or ISO
> >> references.
> >>
> >>
> >>
> >>
> >
> >
> >
>
>
>