#!/bin/sh

#
# Script to shutdown all the systems
#

# GRACE, minutes
GRACE=5
ABORT=false
MESSAGE=""

VERSION="0.0.3a, SPDsoft.  Jun 21 12:50:06 2006"
DIST=http://webdiis.unizar.es/pub/unix/util/sd
BIN=/root/bin
DO=

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/etc/:/etc:/usr/bsd
unset LD_LIBRARY_PATH
unset LD_LIBRARYN32_PATH
unset DYLD_LIBRARY_PATH
unset LYNX_TEMP_SPACE

set -- `getopt VIDhang:m: $*`
for i in $*
do
	case $i in
	-n) DO=echo; shift;;
	-a) ABORT=:; shift;;
	-g) GRACE=$2; shift; shift;;
	-m) MESSAGE="$2"; shift; shift;;
	-V) echo "$VERSION"; exit 0;;
	-I)
		PATH=$PATH:/usr/local/bin:/sw/bin; export PATH
		LD_LIBRARY_PATH=/usr/local/lib; export LD_LIBRARY_PATH
		LD_LIBRARYN32_PATH=/usr/local/lib32; export LD_LIBRARYN32_PATH
		DV=`lynx -source $DIST | awk -F'"' '/^VERSION/{print $2; exit;}'`
		if [ "_$DV" != "_$VERSION" ]
		then
			echo "#### Warning: Server version is  \"$DV\""
			echo "####          program version is \"$VERSION\""
			exit 1
		fi
		exit 0
		;;
	-D)
		PATH=$PATH:/usr/local/bin:/sw/bin; export PATH
		LD_LIBRARY_PATH=/usr/local/lib; export LD_LIBRARY_PATH
		LD_LIBRARYN32_PATH=/usr/local/lib32; export LD_LIBRARYN32_PATH
		lynx -source $DIST > /tmp/sd.$$ ||\
		exit 1 && \
		mv /tmp/sd.$$ $BIN/sd
		chmod 755 $BIN/sd
		chown root $BIN/sd
		chgrp 0 $BIN/sd
		exit 0
		;;

	-h)
		echo "Use: $0 -VIDhnga"
		echo "         -V: version"
		echo "         -I: internet version"
		echo "         -D: download and install update"
		echo "         -h: help"
		echo "         -n: do nothing"
		echo "         -g: grace minutes (default $GRACE)"
		echo "         -a: abort shutdown"
		echo "         -m: message"
		exit 0
		;;
	esac
done

GRACES=`expr $GRACE '*' 60`

case `uname` in
	OSF1)
		ARCH=osf-alpha
		;;

	SunOS)
		ARCH=sunos-`arch`
		;;

	Linux)
		ARCH=linux-`arch`
		;;

	IRIX*)
		ARCH=irix-mips
		;;

	Darwin*)
		ARCH=darwin-`arch`
		;;

	HP-UX)
		if /bin/hp-mc680x0
		then
			ARCH=hpux-68k
		else
			ARCH=hpux-hppa
		fi
		;;

	CYGWIN_NT*)
		ARCH=cygwin-i386
		;;

	FreeBSD)
		ARCH=FreeBSD-i386
		;;

	*)
		echo Warning: unsupported system
		;;
esac

$DO cd /

if $ABORT
then
	
	case $ARCH in

		sunos-sun4)
			if test -f /usr/sbin/shutdown
			then
				$DO exec /usr/sbin/shutdown -y -g$GRACES -i5
			else
				$DO exec /usr/etc/shutdown -h +$GRACE "$MESSAGE"
			fi
			;;
		
		osf-alpha|darwin-ppc|linux-*)
			;;

		irix-mips)
			$DO /sbin/killall -v shutdown
			;;

		hpux-*)
			;;

		cygwin-*)
			;;

		FreeBSD-i386)
			;;

		*)
			;;
	esac

else
	case $ARCH in

		sunos-sun4)
			if test -f /usr/sbin/shutdown
			then
				$DO exec /usr/sbin/shutdown -y -g$GRACES -i5
			else
				$DO exec /usr/etc/shutdown -h +$GRACE "$MESSAGE"
			fi
			;;
		
		osf-alpha|darwin-ppc|linux-*)
			$DO exec /sbin/shutdown -h +$GRACE "$MESSAGE"
			;;

		irix-mips)
			$DO exec /etc/shutdown -y -g$GRACES -i0 -p &
			;;

		hpux-*)
			;;

		cygwin-*)
			$DO exec /usr/bin/shutdown -s +$GRACE "$MESSAGE"
			;;

		FreeBSD-i386)
			;;

		*)
			;;
	esac

fi