Re: "extern" procedure in ada

[Jeffrey Carter <jrcarter@acm.org>]

Bernard Azria wrote:
> "Jeffrey Carter" <jrcarter@acm.org> wrote in message
> 
>>If you have contact with the people writing the library, get a
>>specification file from them, with the package, and call it normally.
>>That's the easiest, simplest, and safest way to do this. You should only
>>try another approach if you absolutely have to.
>>
>>
> 
> I have tried to use the spec file of the procedure i am calling in the
> library, but the problem is when linking the object files, because this spec
> file needs a body file ...
> Using spec files twice also gives warning of "multiply defined", but it
> seems
> we can live with that ...
> May be is there a Gnat compilation option, that can used object files of the
> spec
> files I am "withing", instead of the source files ?

With GNAT, you need the spec, the read-only .ali file, and the object 
file. When the .ali file is read only, GNAT won't worry about whether it 
has a body or do any checking to see if it needs recompilation.

-- 
Jeff Carter
"This trial is a travesty. It's a travesty of a mockery of a
sham of a mockery of a travesty of two mockeries of a sham. ...
Do you realize there's not a single homosexual on that jury?"
Bananas