37 lines
776 B
Bash
37 lines
776 B
Bash
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#! /bin/sh
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if [[ $(/usr/bin/id -u) -ne 0 ]]; then
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echo "$0 shall be run as root"
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exit 1
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fi
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line=$(
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sed -e 's/\s*\([\+0-9a-zA-Z]*\).*/\1/' << EOF | fdisk /dev/mmcblk1 | grep /dev/mmcblk1p4
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p
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q
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EOF
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)
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echo "Partition: $line"
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#start_sector=$(echo "$line" | cut -d' ' -f14)
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start_sector=$(echo "$line" | cut -d' ' -f15)
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echo "Start sector is: $start_sector"
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if [ -z "$start_sector" ]; then
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echo "Cannot find the start sector"
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exit 1
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fi
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echo "Expanding the partition"
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sed -e 's/\s*\([\+0-9a-zA-Z]*\).*/\1/' << EOF | fdisk /dev/mmcblk1p4
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d # delete partition
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4 # number 4
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n # new partition
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p # primary partition
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4 # partition number 4
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$start_sector
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# default - end of disk
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p # print the in-memory partition table
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w # write the partition table
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q # and we're done
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EOF
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