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#! /bin/sh
#
# Written by J.T. Conklin <jtc@netbsd.org>.
# Public domain.
#
TDIR=/tmp/whatis$$
FILE=$TDIR/whatis
um=`umask`
umask 022
if ! mkdir $TDIR ; then
printf "tmp directory %s already exists, looks like:\n" $TDIR
ls -alF $TDIR
exit 1
fi
umask $um
trap "rm -rf $TDIR; exit 1" 1 2 15
MANDIR=${1-/usr/share/man}
if test ! -d "$MANDIR"; then
echo "makewhatis: $MANDIR: not a directory"
rm -rf $TDIR
exit 1
fi
find $MANDIR -type f -name '*.0' -print | while read file
do
sed -n -f /usr/share/man/makewhatis.sed $file;
done > $FILE
find $MANDIR -type f -name '*.0.Z' -print | while read file
do
zcat $file | sed -n -f /usr/share/man/makewhatis.sed;
done >> $FILE
find $MANDIR -type f -name '*.0.gz' -print | while read file
do
gzip -dc $file | sed -n -f /usr/share/man/makewhatis.sed;
done >> $FILE
sort -u -o $FILE $FILE
install -o bin -g bin -m 444 $FILE "$MANDIR/whatis.db"
rm -rf $TDIR
exit 0
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