Createimg now creates a working 1G partition

createimg.sh

@@ -1,25 +1,31 @@
 #!/bin/sh
 
+rm iglunix.img
+
 dd if=../tiny-linux-bootloader/disk of=iglunix.img
-exit
-TOTAL=`stat -c %s iglunix.img`
 
-SECTOR=$(($TOTAL / 512))
-
-dd if=/dev/zero count=$((3145727 - $SECTOR)) >> iglunix.img
+FILE_SIZE=$(stat -c %s iglunix.img)
+echo "FILE_SIZE=${FILE_SIZE}"
+PARTITION_START=$(($FILE_SIZE / 512))
+PARTITION_START=$(($PARTITION_START + 1))
+echo "PARTITION_START=${PARTITION_START}"
 
+#create room for a  partition
+ls -al iglunix.img  -h
+dd if=/dev/zero bs=1 count=0 seek=1G of=iglunix.img
+ls -al iglunix.img  -h
 
 echo "o
 n
 p
 1
-32256
+${PARTITION_START}
 
-a
-1
 w
 " | fdisk iglunix.img
 
+exit
+
 # losetup -o 32256 /dev/loop0 iglunix.img
 # mkfs.vfat /dev/loop0
 # mount /dev/loop0 ./isoroot