SPUG: Is there a call that will break into the debugger?

[Kevin Fink]

I always use $DB::single rather than $DB::signal, but both seem to work. 
Does anyone know what the differences between the two are?  The man page 
is a bit ambiguous on the issue...

Kevin

On Tue, 3 May 2005, Colin Meyer wrote:

> On Tue, May 03, 2005 at 11:36:16AM -0700, James Moore wrote:
>> Assuming that you've started your code under the debugger, is there a call
>> it can make that will act as a breakpoint?
>
> You can set the special variable $DB::signal to a true value.