Re: [Boost-users] [preprocessor] removing parentheses

Subject: Re: [Boost-users] [preprocessor] removing parentheses
From: Daniel Bradburn (moagstar_at_[hidden])
Date: 2010-08-04 17:09:18

I'm not sure without seeing exactly what you are trying to do, but perhaps
http://www.boost.org/doc/libs/1_43_0/libs/preprocessor/doc/ref/tuple_rem.html
or
http://www.boost.org/doc/libs/1_43_0/libs/preprocessor/doc/ref/tuple_rem_ctor.html
Could help you.

> To: boost-users_at_[hidden]
> From: eldiener_at_[hidden]
> Date: Wed, 4 Aug 2010 16:05:57 -0400
> Subject: [Boost-users] [preprocessor] removing parentheses
> 
> I have a single macro parameter which allows its passed value to contain 
> commas. Therefore the user of the macro needs parentheses around the 
> parameter if it contains one or more commas ( to does not have to ). 
> When processing this parameter in a macro I would like to remove the 
> outer parentheses if they are there before passing the value on for 
> further processing. Is there a way to do this using some preprocessor 
> library macro ?
> 
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