Initial commit

recipes-diya/diya-overlay/files/expandfs.sh

@@ -0,0 +1,32 @@
+#! /bin/sh
+
+if [ -z "$DISK" ]; then
+    DISK="mmcblk1"
+fi
+
+if [ "$(/usr/bin/id -u)" -ne 0 ]; then
+    echo "$0 shall be run as root"
+    exit 1
+fi
+
+start_sector=$(cat /sys/block/$DISK/${DISK}p4/start)
+echo "Start sector is: $start_sector"
+
+if [ -z "$start_sector" ]; then
+	echo "Cannot find the start sector"
+	exit 1
+fi
+
+echo "Expanding the partition"
+sed -e 's/\s*\([\+0-9a-zA-Z]*\).*/\1/' << EOF | fdisk /dev/$DISK
+d # delete partition
+4 # number 4
+n # new partition
+p # primary partition
+4 # partition number 4
+$start_sector
+  # default - end of disk 
+p # print the in-memory partition table
+w # write the partition table
+q # and we're done
+EOF