ask_filesys

<B>Digital的Unix操作系统VAX 4.2源码</B>

	case "$swap2_d$swap2_u" in
	"$root_d$root_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$root_p'" ) print $5}' | sed s/,/\ /g`
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$swap2_d$swap2_u" in
	"$usr_d$usr_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$usr_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $usr_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$swap2_d$swap2_u" in
	"$swap1_d$swap1_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$swap1_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $swap1_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	part=`size_part "$availp" 0`
	case $part in
	"" )
		echo "${LL}${ERMSG11}"
		continue
		;;
	esac
	def_part=x	
	case $DEF_PT in
	1 )
	case $swap2_d$swap2_u in
		$root_d$root_u )
				def_part=b	;;
		esac
		;;
	esac
	>/tmp/partsize
	for k in $part
	do
	 	awk '{if ($1 == "'$k'") {yy=$1; xx=$4/2; zz=$5}} END \
{printf "    %s\t  --- \t%9d\t%s\n",yy,xx,zz}' /tmp/ptable >>/tmp/partsize
	done
	part=`cat /tmp/partsize`	
	swap2_p=`ask_part "$part" "swap2 space" "$swap2_d$swap2_u" $def_part`
	break
done

## for the dump area
#
while : true
do
	echo "

*** ALLOCATE THE CRASH DUMP SPACE ***

You can allocate the crash dump space to one of the disks listed in the
table below.  See the Guide to Installing ULTRIX for an explanation of
this table: "
	ROUTINE="CRASH DUMP SPACE ALLOCATION"
	export ROUTINE
	DUMP=`finder -f`
	set xx $DUMP
	dump_D=$2; dump_d=$3; dump_u=$4
	while :
	do
		echo -n "
You selected ${dump_D}, device number ${dump_u}.  Make sure this disk is
on line and write-enabled (if applicable to this drive) and then
confirm your choice.

Use ${dump_D}, ${dump_d}${dump_u} for crash dump space? (y/n) []: "
		read ANS
		ANS=`echo $ANS`
		case $ANS in
		Y | y )
			PASS=
			break
			;;
		N | n )
			continue 2
			;;
		* )
			echo "
You must answer 'y' or 'n' to the following question."
			continue
			;;
		esac
	done
	case $dump_d$dump_u in
	$media_d$media_u )
		echo "
You attempted to allocate the dump space on ${media_d}${media_u}, which
contains your distribution medium."
		continue
		;;
	$root_d$root_u | $usr_d$usr_u | $swap1_d$swap1_u | $swap2_d$swap2_u )
			;;
	* )
		(cd /dev; MAKEDEV $dump_d$dump_u  >/dev/null)
		;;
	esac
       dd if=/dev/r${dump_d}${dump_u}c of=/tmp/wrdisk count=1 >/dev/null 2>&1 ||
	{
		echo "
The $dump_D, $dump_d$dump_u is not accessible.  Make sure the device is
on-line and write enabled."
		continue
	}
       dd if=/tmp/wrdisk of=/dev/r${dump_d}${dump_u}c count=1 >/dev/null 2>&1 ||
	{
		echo "
The $dump_D, $dump_d$dump_u must be write enabled. "
		continue
	}
	/etc/chpt -q /dev/r${dump_d}${dump_u}c | sed 1,3d > /tmp/ptable
	case $? in
	0 )	;;
	* )
		echo "
The chpt command failed. Contact your DIGITAL representative."
		exit 1 ;;
	esac
	availp="a b c d e f g h"
	case "$dump_d$dump_u" in
	"$root_d$root_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$root_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $root_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$dump_d$dump_u" in
	"$usr_d$usr_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$usr_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $usr_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$dump_d$dump_u" in
	"$swap1_d$swap1_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$swap1_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $swap1_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$dump_d$dump_u" in
	"$swap2_d$swap2_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$swap2_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $swap2_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
### dump area can be the same as swap area.
	case $dump_d$dump_u in
	$swap1_d$swap1_u )
		swap1_flg=0
		for p in "$availp"
		do
			case $p in
			$swap1_p )
				swap1_flg=1 
				break
				;;
			esac
		done
		case $swap1_flg in
		0 )
			availp="$availp $swap1_p"
			;;
		esac
		;;
	esac
	case $dump_d$dump_u in
	$swap2_d$swap2_u )
		swap2_flg=0
		for p in "$availp" 
		do
			case $p in
			$swap2_p )
				swap2_flg=1 
				break
				;;
			esac
		done
		case $swap2_flg in
		0 )
			availp="$availp $swap2_p"
			;;
		esac
		;;
	esac
	part=`size_part "$availp" $DUMPSIZE`
	case $part in
	"" )
		echo "
${ERMSG11}"
		continue
		;;
	esac
	def_part=x	
	case $DEF_PT in
	1 )
		case $dump_d$dump_u in
		$root_d$root_u )
				def_part=b	;;
		esac
		;;
	esac
	>/tmp/partsize
	for k in $part
	do
	 	awk '{if ($1 == "'$k'") {yy=$1; xx=$4/2; zz=$5}} END \
{printf "    %s\t  --- \t%9d\t%s\n",yy,xx,zz}' /tmp/ptable >>/tmp/partsize
	done
	part=`cat /tmp/partsize`	
	dump_p=`ask_part "$part" "crash dump space" "$dump_d$dump_u" $def_part`
	break
done

#
# the while loop contains the location of var file system
#
while : true
do
	echo "

*** ALLOCATE THE var FILE SYSTEM ***

You can allocate the var file system to one of the disks listed in the
table below. See the Guide to Installing ULTRIX for an explanation of
this table: "
	ROUTINE="var FILE SYSTEM ALLOCATION"
	export ROUTINE
	VAR=`finder -f`
	set xx $VAR
	var_D=$2; var_d=$3; var_u=$4
	while :
	do
		echo -n "
You selected ${var_D}, device number ${var_u}.  Make sure this disk is
on line and write-enabled (if applicable to this drive) and then
confirm your choice.

Use ${var_D}, ${var_d}${var_u} for var file system? (y/n) []: "
		read ANS
		ANS=`echo $ANS`
		case $ANS in
		Y | y )
			PASS=
			break
			;;
		N | n )
			continue 2
			;;
		* )
			echo "
You must answer 'y' or 'n' to the following question."
			continue
			;;
		esac
	done
	case $var_d$var_u in
	$media_d$media_u )
		echo "
You attempted to allocate the var area on ${media_d}${media_u}, which
contains your distribution medium."
		continue
		;;
	$root_d$root_u | $usr_d$usr_u | $swap1_d$swap1_u | \
		$swap2_d$swap2_u | $dump_d$dump_u )
			;;
	* )
		(cd /dev; MAKEDEV $var_d$var_u  >/dev/null)
		dd if=/dev/r${var_d}${var_u}c of=/tmp/wrdisk count=1 >/dev/null 2>&1 ||
		{
			echo "
The $var_D, $var_d$var_u is not accessible.  Make sure the device is
on-line and write enabled."
			continue
		}
		dd if=/tmp/wrdisk of=/dev/r${var_d}${var_u}c count=1 >/dev/null 2>&1 ||
		{
			echo "
The $var_D, $var_d$var_u must be write enabled. "
			continue
		}
		;;
	esac

	/etc/chpt -q /dev/r${var_d}${var_u}c | sed 1,3d > /tmp/ptable
	case $? in
	0 )	;;
	* )
		echo "
The chpt command failed. Contact your DIGITAL representative."
		continue ;;
	esac
	availp="a b c d e f g h"
	case "$var_d$var_u" in
	"$root_d$root_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$root_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $root_p "	#take out a partition
		availp=`delet_part "$avoidp" "$availp"`
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "b" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp b"	#take out b partition
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac

## take out the /usr overlap area

	case "$var_d$var_u" in
	"$usr_d$usr_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$usr_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $usr_p"    
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$var_d$var_u" in
	"$swap1_d$swap1_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$swap1_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $swap1_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$var_d$var_u" in
	"$swap2_d$swap2_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$swap2_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $swap2_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
	case "$var_d$var_u" in
	"$dump_d$dump_u" )
		avoidp=`cat /tmp/ptable | awk '{if ( $1 == "'$dump_p'" ) print $5}' | sed s/,/\ /g`
		avoidp="$avoidp $dump_p"
		availp=`delet_part "$avoidp" "$availp"`
		;;
	esac
#
# the var can be in the /usr
#
	case $var_d$var_u in
	$usr_d$usr_u )
		usr_flg=0
		for p in "$availp"
		do
			case $p in
			$usr_p )
				usr_flg=1
				break ;;
			esac
		done
		case $usr_flg in
		0 ) availp="$availp $usr_p" ;;
		esac
		;;
	esac
	def_part=x	
	case $DEF_PT in
	1 )
		case $var_d$var_u in
		$root_d$root_u )
			case $root_D in
			RA82 | RA90 )
				def_part=d	;;
			* )	
				def_part=g	;;
			esac
			;;
		esac
		;;
	esac
	part=`size_part "$availp" 0`
	case $part in
	"" )
		echo "${LL}${ERMSG11}"
		continue
		;;
	esac
	>/tmp/partsize
	for k in $part
	do
	 	awk '{if ($1 == "'$k'") {yy=$1; xx=$4/2; zz=$5}} END \
{printf "    %s\t  --- \t%9d\t%s\n",yy,xx,zz}' /tmp/ptable >>/tmp/partsize
	done
	part=`cat /tmp/partsize`	
	var_p=`ask_part "$part" "var file system" "$var_d$var_u" $def_part`
	case $var_d$var_u$var_p in
	$usr_d$usr_u$usr_p )
		mkdir /usr/var
		chmod 755 /usr/var
		ln -s /usr/var /var
		;;
	* )
		mkdir /var
		chmod 755 /var
		(cd /usr; ln -s ../var /usr/var)
		echo "
Making the new file system for var on /dev/r$var_d$var_u$var_p $var_D ${LL}"
		echo "
Making the new file system for var on /dev/r$var_d$var_u$var_p $var_D" 2>&1 >> /FILESYS.log
		umount /var > /dev/null 2>&1
		newfs -n /dev/r$var_d$var_u$var_p $var_D 2>&1 >> /FILESYS.log
		case $? in
		0 ) ;;
		* )
			echo "
The newfs command failed to construct the var file system on
/dev/r$var_d$var_u$var_p $var_D ${ERMSG13}"
			continue  
			;;
		esac
		mount /dev/$var_d$var_u$var_p /var
		case $? in
		0 )	;;
		* )
			echo "
The mount command failed to mount the /var file system on
/dev/$var_d$var_u$var_p. ${ERMSG13} "
			continue 
			;;
		esac
		;;
	esac
	break
done