Re: [boost] [filesystem] file monitoring

Subject: Re: [boost] [filesystem] file monitoring
From: Giovanni Piero Deretta (gpderetta_at_[hidden])
Date: 2008-10-23 09:14:29

On Thu, Oct 23, 2008 at 2:45 PM, Carlos Rafael Giani
<e0325834_at_[hidden]> wrote:
> Hi,
>
> is a file monitor feature planned for boost.filesystem? I have been looking
> for a platform independent solution, but there is none (except in toolkits
> like Qt). Also, so far only inotify (a subsystem in the Linux kernel) can
> tell me when a file is closed after writing, which is absolutely necessary
> when watching a plugins/ directory, for example (you don't want to touch the
> plugins when they're only halfway copied). Several tools watch the plugin
> directory, but don't care if the plugins are being written or are fully
> there already. This can lead to instabilities.
>
> I think it is only logical to add this to boost.filesystem, something like
> set_monitor_callback(pathname, function_object);
>

On the contrary, I think that the logical place to add this is
boost.asio. In fact it should be relatively easy to add there. I think
someone already implemented it. You might want to ask in the Asio
mailing list.

-- 
gpd