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From: rdt@liyorkrd.li.co.uk
Subject: Re: Compiling with Gnat
Date: 1999/01/21
Message-ID: <787bod$gg0$1@nnrp1.dejanews.com>#1/1
X-Deja-AN: 435203019
References: <yoxww2i3u9l.fsf@dymock.dra.hmg.gb> <784r4q$3t7@hobbes.crc.com>
 <yoxu2xl3q4w.fsf@dymock.dra.hmg.gb>
Organization: Deja News - The Leader in Internet Discussion
X-Article-Creation-Date: Thu Jan 21 13:57:37 1999 GMT
Newsgroups: comp.lang.ada
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Date: 1999-01-21T00:00:00+00:00
List-Id: <comp.lang.ada>

In article <yoxu2xl3q4w.fsf@dymock.dra.hmg.gb>,
  rh@signal.dera.gov.uk (Roger Hoyle) wrote:
> David C. Hoos, Sr. writes:
>
> > Roger Hoyle wrote ...
> > >
> > >use clause not allowed in predefined spec
> >
> > What is the name of the file and the name of the unit in which you're
> > placing this "use" clause?
> > Does it have the name of one of the langage- or gnat- predefined units?
>
> The file is i-cpoerr.ads and the use clause happens in...
>
> package Interfaces.C.POSIX_Error is
>
> > >The line in the code is :
> > >
> > >use Interfaces.C;
> >
> > >Are there any workarounds better than putting appropriate references before
> > >every variable. Would that work?
> >
> > In Ada95, "use" clauses can be replaced by "use type" clauses for primitive
> > operation visibility.
>
> Forgive my ignorance, but could you please explain the "use type" clause, I
> can't find a reference to it an any of my Ada95 texts.

What texts are you using ??

The Ada95 LRM (ISO/IEC 8652:1995(E) - RM95;6.0) refers to use_type_clause in
the index and it is fully explained in section 8.4(4).

Regards
Richard Toy

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