Re: gtk3 and fork/exec of non-gtk child

[infirit <infirit gmail com>]

Op 01/14/2017 om 06:05 PM schreef Emmanuele Bassi:
> > However, I am still curious as to whether the fork/exec/SIGCHLDhandler model
> > of my existing X11/Motif app will or will not work with gtk3. This design
> > has worked quite well in this particular application for many years and I am
> > reluctant to change it unless there is a strong argument that it either (i)
> > no longer works as well as it did because of circumstances peculiar to gtk3
> > vs. X11/Motif or (ii) is likely to stop working in the near-to-medium future
> > given current gtk3(/4?) development direction.
> If you're not calling any GTK/GDK/X11 functionality in the children,
> then you don't need to do anything special after forking. This has
> been true for years, and will remain true for the foreseeable future.
> The only thing you have to worry about are the usual interactions
> between forking and system calls like malloc, or threading primitives.

There is an example [1] under python  that demonstrates why this is a
problem quite well. Hope this helps.

~infirit

[1]
https://jameswestby.net/weblog/tech/14-caution-python-multiprocessing-and-glib-dont-mix.html