mkuserimg.sh revision c22117cb003f7a00071bbbaa3bbbf6e530a54b9a
1#!/bin/bash 2# 3# To call this script, make sure make_ext4fs is somewhere in PATH 4 5function usage() { 6cat<<EOT 7Usage: 8mkuserimg.sh [-s] SRC_DIR OUTPUT_FILE EXT_VARIANT MOUNT_POINT SIZE 9EOT 10} 11 12echo "in mkuserimg.sh PATH=$PATH" 13 14ENABLE_SPARSE_IMAGE= 15if [ "$1" = "-s" ]; then 16 ENABLE_SPARSE_IMAGE="-s" 17 shift 18fi 19 20if [ $# -ne 4 -a $# -ne 5 ]; then 21 usage 22 exit 1 23fi 24 25SRC_DIR=$1 26if [ ! -d $SRC_DIR ]; then 27 echo "Can not find directory $SRC_DIR!" 28 exit 2 29fi 30 31OUTPUT_FILE=$2 32EXT_VARIANT=$3 33MOUNT_POINT=$4 34SIZE=$5 35 36case $EXT_VARIANT in 37 ext4) ;; 38 *) echo "Only ext4 is supported!"; exit 3 ;; 39esac 40 41if [ -z $MOUNT_POINT ]; then 42 echo "Mount point is required" 43 exit 2 44fi 45 46if [ -z $SIZE ]; then 47 SIZE=128M 48fi 49 50MAKE_EXT4FS_CMD="make_ext4fs $ENABLE_SPARSE_IMAGE -l $SIZE -a $MOUNT_POINT $OUTPUT_FILE $SRC_DIR" 51echo $MAKE_EXT4FS_CMD 52$MAKE_EXT4FS_CMD 53if [ $? -ne 0 ]; then 54 exit 4 55fi 56