winedos / Speed up RM software interrupt handling

[Alexandre Julliard]

Jukka Heinonen <jhei at iki.fi> writes:

> This patch speeds up software interrupts in real mode
> considerably, in addition to making interrupt handling simpler 
> (at least in my opinion). Instead of throwing an exception,
> vm86 handler calls winedos callback as is done in case of
> protected mode software interrupts.

I think it would be cleaner to make __wine_enter_vm86 simply return in
that case and let winedos deal with that. We don't want the signal
handling to have to know about winedos if possible.

-- 
Alexandre Julliard
julliard at winehq.com