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=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM
	autolearn=ham autolearn_force=no version=3.4.4
X-Google-Thread: 103376,d358a6b145a79134
X-Google-Attributes: gid103376,public,usenet
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news1.google.com!news2.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!nx01.iad01.newshosting.com!newshosting.com!newsfeed.icl.net!newsfeed.fjserv.net!colt.net!news.tele.dk!feed118.news.tele.dk!news.tele.dk!small.news.tele.dk!lnewsinpeer00.lnd.ops.eu.uu.net!emea.uu.net!peer-uk.news.demon.net!kibo.news.demon.net!mutlu.news.demon.net!news.demon.co.uk!demon!not-for-mail
From: Simon Wright <simon.j.wright@mac.com>
Newsgroups: comp.lang.ada
Subject: Re: Compilation without implementation source
Date: Sun, 27 Jan 2008 17:25:50 +0000
Organization: Pushface
Message-ID: <m23asjch9d.fsf@mac.com>
References: 
 <43c33a30-8f1e-43a1-b84a-a22c4a37248a@v29g2000hsf.googlegroups.com>
 <RQ2nj.4030$9j6.456@attbi_s22>
NNTP-Posting-Host: pogner.demon.co.uk
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-Trace: news.demon.co.uk 1201454751 18180 62.49.19.209 (27 Jan 2008 17:25:51
 GMT)
X-Complaints-To: abuse@demon.net
NNTP-Posting-Date: Sun, 27 Jan 2008 17:25:51 +0000 (UTC)
Cancel-Lock: sha1:bsa49ZoOzvgZT5km/xUF5NixsU0=
User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1.50 (darwin)
Xref: g2news1.google.com comp.lang.ada:19614
Date: 2008-01-27T17:25:50+00:00
List-Id: <comp.lang.ada>

"Jeffrey R. Carter" <spam.jrcarter.not@acm.nospam.org> writes:

> Gene wrote:
>> For an educational exercise using GNAT and gnatmake, I need to hide
>> implementations of some modules from students in the simplest possible
>> way.
>>
>> Is there a way to give them .ali, .ads, and .o files while withholding
>> the corresponding .adb, somehow telling gnatmake (and gnatbind) to
>> ignore the absence?
>
> IIRC, if the .ali files are read-only, GNAT will not require the
> source of the bodies. This may not work for generics or other cases
> where the compilation has a dependency on the body, such as cross-unit
> inlining.

This is pretty close to what gnatmake will do if you give it a
'library' gpr.

I haven't been able to get it to elaborate a static library with
unnecessary sources hidden - and I haven't tried dynamic libraries
yet. Others will know more.