From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.3 required=5.0 tests=BAYES_00,INVALID_MSGID
	autolearn=no autolearn_force=no version=3.4.4
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103376,7b69a8818c20ab9f
X-Google-Attributes: gid103376,public
From: "Thierry Lelegard" <lelegard@club-internet.fr>
Subject: Re: Y21C Bug
Date: 2000/01/13
Message-ID: <85lb05$cai$1@front5m.grolier.fr>#1/1
X-Deja-AN: 572239502
Content-Transfer-Encoding: 7bit
References: <84nqbo$q28$1@nnrp1.deja.com>
 <84o0g2$u8v$1@nnrp1.deja.com><84pvrs$7q1@ftp.kvaerner.com>
 <wccg0wfb02q.fsf@world.std.com><84sltt$7s3@ftp.kvaerner.com>
 <84t966$be0$1@nnrp1.deja.com><84vev2$7p4@ftp.kvaerner.com>
 <38737352.B282CC2@easystreet.com><851j2q$78q1@ftp.kvaerner.com>
 <852dt0$vdl$1@nnrp1.deja.com><wcc66x7w220.fsf@world.std.com>
 <87iu16yxv4.fsf@deneb.cygnus.argh.org><wcciu157w2h.fsf@world.std.com>
 <387B0AC9.AA4E090B@mail.com><wccvh50o84a.fsf@world.std.com>
 <387BC729.9F02FEF1@mail.com><85irp9$11m$1@front3.grolier.fr>
 <wccn1qaay08.fsf@world.std.com>
X-Priority: 3
Content-Type: text/plain; charset="iso-8859-1"
X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2014.211
X-Trace: front5m.grolier.fr 947793733 12626 213.44.37.246 (13 Jan 2000
 20:02:13 GMT)
Organization: Club-Internet (France)
X-MSMail-Priority: Normal
Mime-Version: 1.0
NNTP-Posting-Date: 13 Jan 2000 20:02:13 GMT
Newsgroups: comp.lang.ada
Date: 2000-01-13T20:02:13+00:00
List-Id: <comp.lang.ada>

> > By the way, for some obscure reasons I used to know (but that I
> > forgot), the VMS linker never creates "demand zero" sections in
> > shareable images ("DLL" for users of dummy OS). They are turned
> > into "copy on reference" sections filled with zeroes. "Demand zero"
> > sections apply to executable images only.
> 
> Probably because shareable imaged need to be read-only?

NO, a shareable image does NOT need to be read-only.
First, you can use "install add/write". Second, being
read-only or read/write and being dzro or cref are
two independant properties which can be combined as
you like

-Thierry
________________________________________________________
Thierry Lelegard, Paris, France
E-mail: lelegard@club-internet.fr