Re: [Emacs-diffs] /srv/bzr/emacs/trunk r101633: Add fd handling with callbacks to select, dbus needs it for async operation.

[Eli Zaretskii]

> Date: Sun, 26 Sep 2010 21:07:32 +0200
> From: Jan Djärv <address@hidden>
> CC: address@hidden
> 
> > The changes that remove the "#ifdef subprocesses" conditionals will
> > probably break the MSDOS build, because input_wait_mask etc. are only
> > defined "#ifdef subprocesses".  The functions
> > add_keyboard_wait_descriptor and delete_keyboard_wait_descriptor are
> > supposed to be no-ops for the MSDOS build.
> 
> We need another ifdef then as dbus and for example session file descriptors 
> have nothing to do with subprocesses.  #ifndef MSDOS perhaps?

The only Emacs build that doesn't have `subprocesses' #define'd is the
MSDOS build.  Using "#ifdef subprocesses" is just slightly less ugly
then OS-dependent #define, but otherwise it is functionally identical
to "#ifndef MSDOS".

So I don't think we need another ifdef.