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List:       kde-devel
Subject:    Re: C++ exceptions
From:       Michael Buesch <mbuesch () freenet ! de>
Date:       2005-12-05 13:29:56
Message-ID: 200512051429.57064.mbuesch () freenet ! de
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On Monday 05 December 2005 14:02, Guillaume Laurent wrote:
> Michael Buesch wrote:
> > It is all about _coding_ in a clean way. 
> Indeed. So show us how to rewrite the following in a clean way with 
> return codes :
> 
> void writeFile() {
>  writeHeader();
>  writeContent();
>  writeFooter();

What if the exception raises in writeFooter()? Don't you want
to unwind writeContent() and writeHeader()?
Maybe not in this particular case, but _if_ you have to unwind it?
Insert try/catch blocks into writeFile()? Or how would you solve this?
This is a real question, no flamewar.

> }
> 
> //...
> 
> try {
>  writeFile();
> } catch (DiskFullException e) {
>  error("disk is full");
> }

-- 
Greetings Michael.

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