Re: [Boost-users] How to manually lock and unlock a mutex?

From: Cory Nelson (phrosty_at_[hidden])
Date: 2005-07-29 11:58:09

Hi Christian,

You can do:

mutex::scoped_lock lock(m, condition);

On 7/29/05, Christian Henning <chhenning_at_[hidden]> wrote:
> Hi there, I'm converting over our codebase to make use of the boost
> libs. Is there a way to manually lock and unlock a boost:mutex? Or, is
> there a conditional lock available? I know there is
> boost::mutex::scoped_lock that does it automatically.
> 
> Here is code example that, I think, requires manual locking:
> 
> void foo()
> {
> 
> if( condition )
>   oMutex.lock;
> 
> do something
> 
> 
> if( condition )
>   oMutex.unlock;
> 
> }
> 
> It might be that our code isn't designed very well for using boost::mutex.
> 
> One solution would be:
> 
> void foo()
> {
> if( condition )
> {
>   boost::mutex::scoped oLock( oMutex );
> 
>   do something
> }
> else
> {
>   do something
> }
> 
> }
> 
> Thanks,
> Christian
> 
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> 

-- 
Cory Nelson
http://www.int64.org