> Because calling exit() is the right way to end a process. For example,
> it does the following:
> - atexit()-registered finalizers are run
> - stdio streams are flushed and closed (although it could probably
> done by the interpreter)
> - files created with tmpfile() are removed (on POSIX systems, they're
> removed after creation, but you can imagine an implementation where
> they would need to be explicitely removed upon close)
> 
> This would not be performed if the signal is raised.
> Since the user has the possibility of restoring default signal
> handlers with SIG_DFL, I think we could stcik with the current
> behavior.

Ah, ok, I agree with you, then.