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#!/bin/bash
#
# To call this script, make sure make_ext4fs is somewhere in PATH
function usage() {
cat<<EOT
Usage:
mkuserimg.sh SRC_DIR OUTPUT_FILE EXT_VARIANT MOUNT_POINT SIZE
EOT
}
echo "in mkuserimg.sh PATH=$PATH"
if [ $# -ne 4 -a $# -ne 5 ]; then
usage
exit 1
fi
SRC_DIR=$1
if [ ! -d $SRC_DIR ]; then
echo "Can not find directory $SRC_DIR!"
exit 2
fi
OUTPUT_FILE=$2
EXT_VARIANT=$3
MOUNT_POINT=$4
SIZE=$5
case $EXT_VARIANT in
ext4) ;;
*) echo "Only ext4 is supported!"; exit 3 ;;
esac
if [ -z $MOUNT_POINT ]; then
echo "Mount point is required"
exit 2
fi
if [ -z $SIZE ]; then
SIZE=128M
fi
echo "make_ext4fs -l $SIZE -a $MOUNT_POINT $OUTPUT_FILE $SRC_DIR"
make_ext4fs -s -l $SIZE -a $MOUNT_POINT $OUTPUT_FILE $SRC_DIR
if [ $? -ne 0 ]; then
exit 4
fi
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