nullstream (was: Re: regression test feature requests)

From: Daryle Walker (darylew_at_[hidden])
Date: 2001-01-26 11:46:12

on 1/23/01 1:45 PM, Ed Brey at brey_at_[hidden] wrote:

> From: "Jens Maurer" <Jens.Maurer_at_[hidden]>
>> 
>>> In that case, the results at stdout are perfectly informative; I don't
>>> really need an .html result. Could we just skip it?
>> 
>> Difficult.  All of regression.cpp depends on having a valid ostream,
>> and there is no "nullstream" or similar.  And ofstream("/dev/null") is
>> not portable.
> 
> Sounds like a call for a boost library (or library portion).  Seems like
> an easy one, since the base stream buffer class does nothing by default.
[TRUNCATE over-simplified versions of null-stream(buf) classes]

I already have something like this in the Boost vault, in the "more_io"
package.  I don't bother making external objects of those classes, though.
(BTW, you have to override the output functionality; the default rejects any
output, you need it to take any output without complaint [or real
processing].)

-- 
Daryle Walker
Mac, Internet, and Video Game Junkie
darylew AT mac DOT com