[cmake-developers] kwsysProcess threadsafety

[Sebastian Holtermann]

On Montag, 8. Januar 2018 06:56:57 CET Brad King wrote:
> On 01/06/2018 02:31 AM, Sebastian Holtermann wrote:
> >>> 2) Use libuv instead
> > 
> > I just saw the libuv library in the CMake sources.
> > 
> >> libuv for process management is on the list. I think it is waiting for
> >> porting to all of CMake's platforms to actually happen.
> > 
> > Does that mean it's only there for some specific scenarios and shouldn't
> > be used in general?
> 
> A goal is to eventually fully replace use of KWSys Process with libuv.
> I'd prefer not to make any major changes to KWSys Process in the meantime.
> 
> Currently libuv is used only for the server mode, but soon it will be
> used for CTest too:
> 
>   https://gitlab.kitware.com/cmake/cmake/merge_requests/1455
> 
> > Looks nice, but in AUTOMOC/UIC it's sufficient to just known which child
> > processes are running and to get a notification when one has finished.
> 
> Use of libuv's process management for that would be good.  It supports
> fully asynchronous operation and so can manage many child processes from
> one thread.

Okay.
Then I'm going to refactor cmQtAutoGeneratorMocUic
to use a libuv event loop internally.

-Sebastian