$grammar =~ s/\.grm$//;
$grammar .= '.grm';
$symbol =~ s/[^A-Za-z0-9]//g if defined $symbol;
+ $symbol = IkiWiki::possibly_foolish_untaint($symbol) if defined $symbol;
my $grmfile = '/usr/share/polygen/ita/polygen.grm';
if (! -d '/usr/share/polygen') {