Re: [Boost-users] [boost-users] [boost_thread] Condition

Subject: Re: [Boost-users] [boost-users] [boost_thread] Condition
From: Eloi Du Bois (eloi.du.bois_at_[hidden])
Date: 2010-11-30 07:36:02

Hum... In facts, it is harder than that because I need something like a
barrier with its counter integer that can change dynamically.

For example, a barrier with a function setNum(const int n).

Any idea ?

2010/11/26 Eloi Du Bois <eloi.du.bois_at_[hidden]>

> Excellent ! Thank you very much, that is exactly what I need.
>
> 2010/11/26 Eric J. Holtman <eric_at_[hidden]>
>
> On 11/26/2010 4:48 AM, Eloi Du Bois wrote:
>> > Hi all,
>> >
>> > I would like to know how can I do the following:
>> >
>> > I have n working threads. Each one has a loop preceded by a wait
>> condition
>> > (1).
>> > When the wait condition is unlocked, the thread takes a task on a queue,
>> and
>> > process the task.
>> >
>> > I need to make something in the submit task function that wait until all
>> > processes are on the wait condition (1).
>> >
>>
>>
>> I think this is exactly what a 'barrier' does.
>>
>>
>> http://www.boost.org/doc/libs/1_45_0/doc/html/thread/synchronization.html#thread.synchronization.barriers
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>
>