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Newsgroups: comp.lang.ada
Subject: Re: Creating and using Ada packages: need refinement
From: Georg Bauhaus <rm.plus-bug.tsoh@maps.futureapps.de>
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Date: Sat, 15 Mar 2008 01:32:44 +0100
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Date: 2008-03-15T01:32:43+01:00
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On Sat, 2008-03-15 at 01:09 +0600, Ivan Levashew wrote:
> Hello!
> 
> My question is: how to create flexible Ada packages and what should they 
> look like?

You mean the source text? Package source text that needs
preprocessing to take this or that shape?

>  Enlist the make variables, for example. I'm not happy with 
> what I currently see. Ada packages are not easy to finetune.

Project files can evaluate environment variables.
See "external" in the project file documentation.

> Let's suppose that our project is rather complex. It contains both Ada 
> and C code and may be C++.
...
>  So the ./configure script should first look 
> for gnatgcc.

It might be a lot easier to configure configure to just
call gnatmake with the appropriate project file.