On Thu, 25 Sep 2003 13:44:49 +0200, Lars Gullik Bjønnes wrote
>  | I would also like to see this formalized into boost.  Previously I 
>  have | written an null stream class to simplify the writing of 
>  tracing code by just | putting trace statements in the code.  During 
>  debugging you pop in a regular | stream and get output.  When you 
>  are done you put in the null stream and like | magic all the output 
>  disappears.  If you have a logging policy on components | then you 
>  can switch in null stream when you want to suppress tracing.
>  
>  On that tangent would a class like this be interesting? 

Absolutely.  There is clearly a need for a tracing / debugging library.  Every
project I've ever participated in reinvents some sort of library for tracing /
logging.  

> We have used this with some success during the years in LyX. Not 
> for tracing though.

For what then, logging?  Is there a difference?

Jeff


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