win32 patch dbus_watch_get_handle patch

Ralf Habacker ralf.habacker at
Sat Jun 16 11:18:48 PDT 2007

Havoc Pennington schrieb:
> Hi,
> Ralf Habacker wrote:
>> Any problems with this patch ?
> I had a bunch of comments in 
> that Peter 
> mentioned, those all remain it looks like.
> - there should not be any dbus-specific fd-thingy, only sockets or
> - internal functions should be in internal headers and
>   underscore-prefixed, not in public headers with #ifdef
> - dbus_watch_get_fd() should probably return -1 on Windows
>   (i.e. the DBusWatch API should work like connection_get_unix_fd
>    and connection_get_socket, watch_get_fd does not have
>    unix in the name for historical reasons but should work like
>    it did)
> Once the API is correct, I think you'll find that dbus-mainloop.c 
> breaks on Windows, because in there we are relying on the broken unix 
> emulation hack of an internal "file descriptor" object. 
> dbus-mainloop.c is really a part of the bus daemon, not libdbus, and 
> thus can't use weird internal fake descriptors.
> The solution to this is to change the abstraction boundary in 
> dbus-mainloop.c so it does not have to deal with the socket/handle/fd 
> directly but can delegate doing so to the sysdeps-win.c and 
> sysdeps-unix.c files. One way to think of this is that _dbus_poll 
> should probably be in sysdeps-unix.h instead of pretending to be a 
> cross-platform API.
I brought this issue to attention again because it is still in 
dbus-win.patch and waits for a solution. Maybe someone has time for 
this. :-)


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