--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usr/src/cmd/acct/lastlogin.sh	Tue Jun 02 18:56:50 2009 +0900
@@ -0,0 +1,78 @@
+#!/sbin/sh
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License, Version 1.0 only
+# (the "License").  You may not use this file except in compliance
+# with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+#	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
+#	  All Rights Reserved
+
+
+#ident	"@(#)lastlogin.sh	1.9	05/06/08 SMI"	/* SVr4.0 1.6	*/
+#	"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:/usr/bin:/usr/sbin
+cd /var/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"
+getent 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/" | \
+nawk	'/^00-00-00/ {
+                $0 = "00" $0
+        }
+	/^[0-9][0-9]-/ {
+                d=substr($0,1,2);
+                if (d<=68) {
+                        $0 = "20" $0
+                } else {
+                        $0 = "19" $0
+                }
+        }
+        { print }' - sum/loginlog | \
+sort -r +1 | uniq +10 | sort | \
+nawk	'/^[0-9][0-9][0-9][0-9]-/ {
+	$0 = substr($0,3)
+    }
+    { print }' > sum/tmploginlog
+cp sum/tmploginlog sum/loginlog
+rm -f sum/tmploginlog