more S990dtlogin.rc
 
 
#!/sbin/sh
# $XConsortium: dtlogin.rc.src /main/1 1996/07/24 11:40:29 drk $
#
# This version of the dtlogin.rc script can be used on the HP-UX
# operating system to initiate 1DE tasks such as starting the dtlogin
# process.
#
#  Common Desktop Environment
#
#  (c) Copyright 1996 Digital Equipment Corporation.
#  (c) Copyright 1993-1994,1996 Hewlett-Packard Company.
#  (c) Copyright 1993-1994,1996 International Business Machines Corp.
#  (c) Copyright 1993-1994,1996 Sun Microsystems, Inc.
#  (c) Copyright 1993-1994,1996 Novell, Inc.
#  (c) Copyright 1996 FUJITSU LIMITED.
#  (c) Copyright 1996 Hitachi.
#
# When placed in the /sbin/rc3.d directory and named appropriately, such as
# "S990dtlogin", this script will automatically start the dtlogin window
# after the HP-UX system boots to its multi-user level.
#
# This script is also called indirectly by the CDE dtconfig command.
PATH=/sbin:/usr/sbin:/usr/bin:/usr/dt/bin
export PATH
mode=$1
case "$mode" in
    'start_msg')
 echo "Start CDE login server"
 exit 0
 ;;
    'stop_msg')
 echo "Stop CDE login server"
 exit 0
 ;;
esac

usage_error() {
    echo "  $0 start             (start dtlogin process)"
    echo "  $0 stop              (stop dtlogin process)"
    echo "  $0 reset             (reset dtlogin process)"
    echo "  $0 update_printers   (update print actions)"
    echo " "
}
if [ ! -d /usr/bin ]; then  # /usr not mounted
    exit 1
fi
set `id`
if [ $1 != "uid=0(root)" ]; then
    echo "$0: must be run as root"
    exit 1
fi
# update_printers()
#
# Add print actions to workstation's database for all printers known
# to this workstation if action is not already present in the database.
update_printers() {
    if [ -x /usr/dt/bin/dtprintinfo ]; then
 /usr/dt/bin/dtprintinfo -populate
    fi
}
#
# Find login server pid from the process tree
#
login_server_pid() {
# In following grep for "dtlogin" processes, explictly exclude any matches
# on this shell file named "dtlogin.rc"

# 83
#
# Use the new XPG4 features of "ps" (also "-C cmdlist" ) to get the pids.
#
    UNIX95=1 ps -C dtlogin -o pid= -o ppid= |
    while read pid ppid; do
 if [ "$(ps -p $ppid | grep dtlogin)" = "" ]; then
     print "$pid"
     break
 fi
    done
}
case "$mode" in
    'start')
 if [ -f /etc/rc.config ]; then
     . /etc/rc.config
 else
     echo "ERROR: /etc/rc.config defaults file MISSING"
 fi
 if [ "CDE" != "${DESKTOP:-}" ]; then
     exit 2
 fi
 update_printers
 if [ -x /usr/dt/bin/dtrc ]; then
     trap "" 1
     /usr/dt/bin/dtrc &
 elif [ -x /usr/dt/bin/dtlogin ]; then
     /usr/dt/bin/dtlogin -daemon
 fi
 ;;
    'stop')
#       get dtlogin pid
 dtlogin_pid=`login_server_pid`
#       kill dtlogin process
        if [ "$dtlogin_pid" != "" ] ; then
             kill $dtlogin_pid
 fi
 ;;
    'reset')
#       get dtlogin pid
        dtlogin_pid=`login_server_pid`
#       reset dtlogin process
        if [ "$dtlogin_pid" != "" ] ; then
             kill -HUP $dtlogin_pid
        fi
 ;;
    'update_printers')
 update_printers
 ;;
    *)
 usage_error
 exit 1
 ;;
esac
exit 0