1# nnspew -- generate subject line database 2# 3# From: James A. Woods (ames!jaw), NASA Ames Research Center 4# 5# Updates the auxiliary 'subjects' file. It must be activated regularly 6# via a system-wide 'cron' or 'at' command, e.g. 7# 8# 2 6,9,12,15,18,21 * * * root /bin/nice /usr/lib/nn/nnspew 9 10trap "rm -f $TMP/nnsubj$$* ; exit" 0 1 2 15 11 12# We use a "secret" 'nn -SPEW' call to do the hard part: 13 14if $BIN/nn -SPEW < /dev/null > $TMP/nnsubj$$a 15then 16 if sort -u $TMP/nnsubj$$a > $TMP/nnsubj$$b 17 then 18 mv $TMP/nnsubj$$b $DB/subjects 19 chmod 644 $DB/subjects 20 fi 21fi 22