On most modern systems this may suffice as well.
grep -vc '[^[:space:]]' filenames...
Of course it isn't perl but it is sexy =) Tho to be
honest I really use a space and ^Vtab rather than that
crappy ansi notation =).
Someone needs to snag the most recent regexp engine from
perl and make a real greperl or grep with a -P flag to use
that engine. Too many good tweaks in the perl regexp are
going unexercised. =)
$you = new YOU;
honk() if $you->love(perl)
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