pdp11v/usr/lib/acct/lastlogin
# @(#)lastlogin.sh 1.2 of 3/31/82 #
# "lastlogin - keep record of date each person last logged in"
# "bug - the date shown is usually 1 more than it should be "
# " because lastlogin is run at 4am and checks the last"
# " 24 hrs worth of process accounting info (in pacct)"
PATH=/usr/lib/acct:/bin:/usr/bin:/etc
cd /usr/adm/acct
if test ! -r sum/loginlog; then
nulladm sum/loginlog
fi
# "cleanup loginlog - delete entries of those no longer in"
# "/etc/passwd and add an entry for those recently added"
# "line 1 - get file of current logins in same form as loginlog"
# "line 2 - merge the 2 files; use uniq to delete common"
# "lines resulting in those lines which need to be"
# "deleted or added from loginlog"
# "line 3 - result of sort will be a file with 2 copies"
# "of lines to delete and 1 copy of lines that are "
# "valid; use uniq to remove duplicate lines"
cat /etc/passwd | sed "s/\([^:]*\).*/00-00-00 \1/" |\
sort +1 - sum/loginlog | uniq -u +10 |\
sort +1 - sum/loginlog |uniq -u > sum/tmploginlog
cp sum/tmploginlog sum/loginlog
# "update loginlog"
_d="`date +%y-%m-%d`"
_day=`date +%m%d`
# "lines 1 and 2 - remove everything from the total"
# "acctng records with connect info except login"
# "name and adds the date"
# "line 3 - sorts in reverse order by login name; gets"
# "1st occurrence of each login name and resorts by date"
acctmerg -a < nite/ctacct.$_day | \
sed -e "s/^[^ ]*[ ]\([^ ]*\)[ ].*/$_d \1/" | \
sort -r +1 - sum/loginlog | uniq +10 | sort >sum/tmploginlog
cp sum/tmploginlog sum/loginlog
rm -f sum/tmploginlog