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Article #3703

Re: Exception handling -- was a finally block ever considered?

#3703
From: Jason D. Morris
Date: Sun, 17 Mar 1996 03:57
40 lines
2000 bytes
On 16 Mar 96 10:13:46 GMT, ebiederm@cse.unl.edu (Eric W. Biederman)
wrote:
>This can be written quite easily as I see it with C++, though the
>structure is a little awkward. 
>
>Basically you just need to write a destructor.  The code ordering is a
>little less pleasant 
>Say,
>
>func( ... )
>{
>   class finally{
>   public:
>   ~finally()
>   {
>       // code that would be guaranteed to execute no matter how the 
>       // function was exited.
>   } finally;
>   try
>   {
>       // some code that could generate an exception...
>   }
>   catch ( // some expected exception type )
>   {
>       // handler code
>   }
>}

Ok, but that still doesn't answer my question.  I didn't ask for a
method for simulating a finally block, I asked if the committee had
considered a finally block as part of the exception handling
mechanism, and if they had, why it wasn't adopted.

Jason
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From: jdmorris@ix.netcom.com (Jason D. Morris)
Message-ID: <314b1f7b.6864220@nntp.ix.netcom.com>
X-Original-Date: Sat, 16 Mar 1996 20:09:40 GMT
Path: arc1-ca.pugleaf.net!in1.uu.net!bounce-back
Date: 17 Mar 96 03:57:19 GMT
Approved: fjh@cs.mu.oz.au
Newsgroups: comp.std.c++
Subject: Re: Exception handling -- was a finally block ever considered?
Organization: Netcom
References: <31475017.8100207@nntp.ix.netcom.com> <ERIC.96Mar15153848@cse.unl.edu>
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