Last change
on this file since 1683 was 911, checked in by Bruno Cornec, 18 years ago |
Further removal of all instances of grep -wx in code.
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-
Property svn:keywords
set to
Id
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File size:
1.3 KB
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Rev | Line | |
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[1] | 1 | #!/bin/sh
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| 2 |
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| 3 | # patched by Doug Nordwall, June 28th 2000, to fix a SCSI disk size
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| 4 | # calculation bug; nice one, Doug! :-) - HR
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| 5 |
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| 6 | CalcDiskSize() {
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| 7 | local res cylinders sectorsize disksize i curr stub out
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[196] | 8 | res=`parted2fdisk -l $1 2> /dev/null | grep -i "cylinders of"`
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[1] | 9 | cylinders=`echo "$res" | cut -d' ' -f5`
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| 10 | sectorsize=`echo "$res" | cut -d' ' -f7`
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[196] | 11 | cylindermod=`parted2fdisk -l $1 2> /dev/null | grep -i $1:`; # note colon at end to make sure it's not the /dev/sda# partition info
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[1] | 12 | cylnum=`echo "$cylindermod" | cut -d' ' -f7`
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| 13 | predisksize=$(($cylinders*$sectorsize/1024))
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| 14 | disksize=$(($predisksize*$cylnum/1024)); # this works on larger drives; I imagine it'll work on smaller drives with fewer cylinders...
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| 15 |
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| 16 | #echo "cylinders = $cylinders; sectorsize = $sectorsize"
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| 17 | #echo "cylnum = $cylnum"
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| 18 | #echo "predisksize = $predisksize; disksize = $disksize"
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| 19 |
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| 20 | if [ "$disksize" = "" ] ; then
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| 21 | return 1
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| 22 | else
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| 23 | echo "$disksize"
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| 24 | return 0
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| 25 | fi
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| 26 | }
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| 27 |
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| 28 | # ---------------- main ---------------
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| 29 |
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[911] | 30 | if [ "$#" -ne "1" ] || [ "`echo "$1" |grep -E '^/dev/[a-z]*$'`" = "" ]; then
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[1] | 31 | LogIt "calc-disk-size <device>" 1
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| 32 | exit 1
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| 33 | fi
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| 34 |
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| 35 | LogIt "calc-disk-size --- starting"
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| 36 | out=`CalcDiskSize $1`
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| 37 | if [ "$out" = "" ] ; then
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| 38 | echo "-1"
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| 39 | else
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| 40 | echo "$out"
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| 41 | fi
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| 42 |
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| 43 | LogIt "calc-disk-size --- leaving"
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| 44 |
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| 45 | exit
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| 46 |
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| 47 |
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