[R] signal handling

Duncan Murdoch murdoch at stats.uwo.ca
Fri Aug 12 02:10:05 CEST 2005


Omar Lakkis wrote:
> Is ther a signal handling model in R? similar to Perl's %SIG hash.
> I want to do fast clean up in my R code before exit when a kill signal
> is issued.

I don't know Perl's %SIG hash.  However, there are several things you 
can do:  the on.exit() function lets a function do cleanup, and there 
are various hooks available (see ?setHook), and finalizers (see 
?reg.finalizer) for some kinds of objects.

Duncan Murdoch




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