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ben-wpan/prod/doc/figfilt

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#!/usr/bin/perl
$key = shift @ARGV;
$skip = 0;
$skipping = 0;
while (<>) {
if (/^#/ && $. != 1) {
$skip = $_ !~ /$key/;
print unless $skip;
next;
}
if (/^\s/) {
print unless $skipping;
next;
}
print unless $skip;
$skipping = $skip;
$skip = 0;
}