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From: Gerard Jungman <jungman@lanl.gov>
To: gsl-discuss mailing list <gsl-discuss@sourceware.org>
Cc: "Field G. Van Zee" <field@cs.utexas.edu>,
	Rhys Ulerich <rhys.ulerich@gmail.com>
Subject: Re: Feedback from GSL folks on libflame 4.0
Date: Fri, 19 Feb 2010 20:54:00 -0000	[thread overview]
Message-ID: <1266612884.27033.121.camel@manticore.lanl.gov> (raw)
In-Reply-To: <87wry9ovy6.wl%bjg@network-theory.co.uk>

On Fri, 2010-02-19 at 19:40 +0000, Brian Gough wrote:
> 
> The approach in GSL is to have an abort() by default, for the same
> reason.  But the user can turn off the abort() and use the error
> return values instead by providing an alternative error handler as a
> function pointer.  Here's how it would look with your functions:

Yes. But don't do it this way. This is not layered properly.
Read my previous post.

The problem with this is that a third-party library developer
has to figure out how to turn it off. It's better to publish
two interfaces, one "natural" targeted to end-users and one
"return-code" targeted for use by developers of other systems.

--
G. Jungman


  reply	other threads:[~2010-02-19 20:54 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <4a00655d1002171047t4e87fb85w88b609245e3f9a8e@mail.gmail.com>
2010-02-19  8:48 ` Field G. Van Zee
2010-02-18 19:51   ` Rhys Ulerich
2010-02-19  0:20     ` Gerard Jungman
2010-02-19 20:22     ` Brian Gough
2010-02-19  0:00   ` Gerard Jungman
2010-02-20  4:30     ` Field G. Van Zee
2010-02-23 13:13       ` Brian Gough
2010-02-24  1:42       ` Gerard Jungman
2010-02-19 18:19   ` Brian Gough
2010-02-19 18:41     ` Robert G. Brown
2010-02-19 20:57       ` Gerard Jungman
2010-02-19 21:46         ` Robert G. Brown
2010-02-19 22:34           ` Gerard Jungman
2010-02-22 23:09         ` Brian Gough
2010-02-23 10:50           ` Theodore Papadopoulo
2010-02-23 14:55             ` Robert G. Brown
2010-02-24  1:50               ` Gerard Jungman
2010-02-24 11:31                 ` Robert G. Brown
2010-02-23 17:39           ` James Amundson
2010-02-19 20:07   ` Brian Gough
2010-02-19 20:54     ` Gerard Jungman [this message]
2010-02-20  4:31     ` Field G. Van Zee

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