updating cwfs and moving installer in /rc/bin

1 files changed, 73 insertions, 0 deletions

diff --git a/rc/bin/inst/partdisk b/rc/bin/inst/partdisk
new file mode 100755
index 000000000..430d45f3f
--- /dev/null
+++ b/rc/bin/inst/partdisk
@@ -0,0 +1,73 @@
+#!/bin/rc
+
+# desc: edit partition tables (e.g., to create a plan 9 partition)
+# prereq: configfs
+
+switch($1){
+case go
+	disks=`{ls /dev/sd*/data >[2]/dev/null | sed 's!/dev/(sd..)/data!\1!'}
+	if(~ $#disks 0) {
+		echo 'No disk devices were found on your system.'
+		echo 'The installation process cannot continue.'
+		exit giveup
+	}
+	
+	echo 'The following disk devices were found.'
+	echo
+	for(i in $disks) {
+		desc=`{cat /dev/$i/ctl | sed 1q | sed 's/inquiry //'}
+		echo $i '-' $desc
+		echo e | disk/fdisk -r /dev/$i/data >[2]/dev/null | grep -v '^   mbr'
+		echo
+	}
+	
+	okay=no
+	defdisk=$disks(1)
+
+	if(~ $#disks 1)
+		default=(-d $disks)
+	if not
+		default=()
+	prompt $default 'Disk to partition' $disks
+	disk=$rd
+
+	if(! hasmbr /dev/$disk/data) {
+		echo 'The disk you selected HAS NO master boot record on its first sector.'
+		echo '(Perhaps it is a completely blank disk.)'
+		echo 'You need a master boot record to use the disk.'
+		echo 'Should we install a default master boot record?'
+		echo
+		prompt 'Install mbr' y n
+		switch($rd) {
+		case y
+			disk/mbr -m /386/mbr /dev/$disk/data
+			pickdisk=done
+		}
+	}
+	echo
+	echo 'This is disk/fdisk; use it to create a Plan 9 partition.'
+	echo 'If there is enough room, a Plan 9 partition will be'
+	echo 'suggested; you can probably just type ''w'' and then ''q''.'
+	echo
+	disk/fdisk -a /dev/$disk/data
+	disk/fdisk -p /dev/$disk/data >/dev/$disk/ctl >[2]/dev/null
+	for(i in /dev/sd*/plan9*){
+		if(test -f $i){
+			d=`{basename -d $i}
+			disk/prep -p $i >$d/ctl >[2]/dev/null
+		}
+	}
+
+case checkdone
+	# we want at least one disk with both an mbr and a plan9 partition
+	mbrandplan9=0
+	disks=`{ls /dev/sd*/plan9 >[2]/dev/null | sed 's!/dev/(sd..)/plan9!\1!'}
+	for(disk in $disks) {
+		if(hasmbr /dev/$disk/data)
+			mbrandplan9=1
+	}
+	if(~ $mbrandplan9 0){
+		partdisk=notdone
+		export partdisk
+	}
+}