This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: Unnamed functions, functors or, more formally, function literals

From: Lars Brinkhoff <lars dot spam at nocrew dot org>
To: gcc at gcc dot gnu dot org
Date: 16 Mar 2002 08:09:55 +0100
Subject: Re: Unnamed functions, functors or, more formally, function literals
Organization: nocrew
References: <616BE6A276E3714788D2AC35C40CD18D561605@whale.softwire.co.uk>

This macro will return (something that is at least close to) an
anonymous function:

#define ANON(type, args, body) ({ type __anon__ args body; &__anon__; })

Example:

  printf ("%d\n", ANON (int, (int x), { return x + 2; }) (x));

-- 
Lars Brinkhoff          http://lars.nocrew.org/     Linux, GCC, PDP-10,
Brinkhoff Consulting    http://www.brinkhoff.se/    HTTP programming

References:
- RE: Unnamed functions, functors or, more formally, function literals
  - From: Rupert Wood

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]