Re: Ada communicating with other programs

[Kilgallen@SpamCop.net (Larry Kilgallen)]

In article <9wyK7.51423$XJ4.30208867@news1.sttln1.wa.home.com>, "Mark Lundquist" <up.yerz@nospam.com> writes:
> 
> "Larry Kilgallen" <Kilgallen@SpamCop.net> wrote in message
> news:HAgg6Fearv8I@eisner.encompasserve.org...
>> In article <3BFA5654.519D8BC8@kfunigraz.ac.at>, Siegfried Gonzi
> <siegfried.gonzi@kfunigraz.ac.at> writes:
>> > Actually I am learning a little bit Ada 95, therefore a few questions:
>> >
>> > a) Is it hard for Ada to communicate with other programs?
>>
>> Ada has an optional appendix to cover distributed programming
>> between multiple processes running in Ada, but anything more
>> general (to communicate with programs in other languages)
>> requires direct use of operating system features.
> 
> Well...
> 
> 1) Just to clarify, Ada has very good capabilities for interfacing with
> *object code* written in other languages, and this of course has nothing to
> do with direct use of OS features as long as we are talking about statically
> linked executables (and even with shared libraries on Unix, interoperability
> typically does not involve OS features at the source code level unless you
> have special needs -- in which case you would have to jump through the same
> hoops no matter what language you are programming in).

When someone talks about communicating with "other programs",
I take it to mean executable images.  Otherwise they would have
asked about using "libraries".