Re: [boost] A PP trick to define a synchronized block java-like macro

Subject: Re: [boost] A PP trick to define a synchronized block java-like macro
From: JOAQUIN M. LOPEZ MUÑOZ (joaquin_at_[hidden])
Date: 2009-01-20 16:48:38

________________________________________
De: boost-bounces_at_[hidden] [boost-bounces_at_[hidden]] En nombre de Sebastian Redl [sebastian.redl_at_[hidden]]
Enviado el: martes, 20 de enero de 2009 22:39
Para: boost_at_[hidden]
Asunto: Re: [boost] A PP trick to define a synchronized block   java-like       macro

> vicente.botet wrote:
> > for (VARS DECLARATION, bool __continue=true;
> >         __continue;
> >         __continue=false)
> >
> >
> I'm afraid this is not valid syntax. The first clause of the
> for-statement is a for-init-statement, which can be either an expression
> with a semicolon, or a simple-declaration. A simple-declaration lets you
> declare any number of variables, but they must all have the same
> declspec, i.e. the same fundamental type (with variations like "pointer
> to", "array of" or "function returning").

The following variation would do:

  for (VARS DECLARATION, *continue_hlp_,**continue_=&continue_hlp_;
    continue_;
    continue_=0)

Joaquín M López Muñoz
Telefónica, Investigación y Desarrollo