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From: agate!overload.lbl.gov!lll-winken.llnl.gov!taurus.cs.nps.navy.mil!shimeal l@ucbvax.Berkeley.EDU  (timothy shimeall)
Subject: Re: How to Make Ada more widely used?
Date: 7 Jun 93 17:02:30 GMT	[thread overview]
Message-ID: <C89Go6.ny@taurus.cs.nps.navy.mil> (raw)

In article <CBARBER.93Jun4174524@apricot-fddi.bbn.com> cbarber@apricot-fddi.bbn
.com (Chris Barber) writes:
>In article <C83xAE.MMs@taurus.cs.nps.navy.mil> shimeall@cs.nps.navy.mil 
>(timothy shimeall) writes:
>
>   , and, in fact, there are large portability problems for non-trivial 
>   non-Ada-based applications across even rather similar environments.  
>   (Right now, I'm trying to port the Aegis project-control system from 
>   Sun to Iris, and the bug-chasing is annoyingly complex...)
>
>Is this the fault of the languages used or of differences between 
>operating systems?

Actually, it's the fault of the support libraries.  There are subtle
and gross differences between the libraries.  Even when the syntax
is identical, the semantics are apparently a bit different.

I don't intend to slam C, but there ARE portability problems with
that language that are much reduced in Ada, due to the compiler
verification process and the emphasis on standard development.
Much of that process and emphasis derives from the Mandate.
					Tim

             reply	other threads:[~1993-06-07 17:02 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1993-06-07 17:02 agate!overload.lbl.gov!lll-winken.llnl.gov!taurus.cs.nps.navy.mil!shimeal [this message]
  -- strict thread matches above, loose matches on Subject: below --
1993-06-15 18:06 How to Make Ada more widely used? John Bollenbacher
1993-06-12 16:24 Bjarne Stroustrup
1993-06-12 14:53 Gregory Aharonian
1993-06-11 15:38 Charles H. Sampson
1993-06-10  2:05 Michael Feldman
1993-06-09 22:00 cis.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!howland.
1993-06-09 21:47 cis.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!howland.
1993-06-09 14:27 Doug Smith
1993-06-09  4:27 Gregory Aharonian
1993-06-08 21:54 Kenneth Anderson
1993-06-08 21:35 Beth Walker
1993-06-08 21:00 cis.ohio-state.edu!math.ohio-state.edu!darwin.sura.net!seas.gwu.edu!mfeld
1993-06-08 20:38 cis.ohio-state.edu!math.ohio-state.edu!darwin.sura.net!seas.gwu.edu!mfeld
1993-06-08 19:22 cis.ohio-state.edu!news.sei.cmu.edu!ajpo.sei.cmu.edu!gartm
1993-06-08 17:24 dog.ee.lbl.gov!overload.lbl.gov!agate!usenet.ins.cwru.edu!magnus.acs.ohio
1993-06-08 12:45 Robert Dewar
1993-06-08  4:08 Gregory Aharonian
1993-06-08  4:03  Michael Feldman
1993-06-05  0:45 cis.ohio-state.edu!pacific.mps.ohio-state.edu!math.ohio-state.edu!howland
1993-06-04 17:15 timothy shimeall
1993-06-04  4:57 Holmes S. Liao
1993-06-04  4:14 David Helken
1993-06-03  4:32 Gregory Aharonian
1993-06-02 18:23 David Emery
1993-06-02  1:12 Michael Feldman
1993-06-02  0:48 cis.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!howland.
1993-06-02  0:40 cis.ohio-state.edu!magnus.acs.ohio-state.edu!usenet.ins.cwru.edu!howland.
1993-06-01 20:52 David Emery
1993-06-01 17:43 Mark Johnson
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