Re: [boost] mutex::scoped_lock question

From: Anthony Williams (anthony_w.geo_at_[hidden])
Date: 2006-06-09 04:22:36

jmzorko_at_[hidden] writes:

> I've a very simple question, but i've not found my answer in the  
> Boost source.  How do I manually acquire the lock on a  
> boost::mutex::scoped_lock() e.g. without using the constructor?  The  
> reason is that I need to make my instance of the lock on the heap, so  
> I want to use the default ctor and acquire (and release) the lock  
> myself.  I'm wrapping the scoped_lock in another higher-level class  
> (called Lock, funnily enough) and I want to insulate the code above  
> me from specifics.
>
> I'm going to continue looking through the source, but any help would  
> be appreciated!

The constructor to mutex::scoped_lock takes a second parameter, which is a
bool indicating whether the lock should be acquired. If this parameter is
false, then the lock is not acquired on construction.

Anthony
-- 
Anthony Williams
Software Developer
Just Software Solutions Ltd
http://www.justsoftwaresolutions.co.uk