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#!/bin/bash
. ./mingw-env.sh
TMP_DIR=tmp
LOOP_DEV=/dev/loop4
cd $BASE || exit 1
if [ ! -d $TMP_DIR ]; then
echo "Creating temp directory to mount vm image ..."
mkdir $TMP_DIR || exit 1
fi
echo "mounting vm image as loopback device ..."
sudo mount -o loop=$LOOP_DEV,offset=32256 $VIRT_IMAGE_PATH $TMP_DIR || exit 1
if [ -d $TMP_DIR/$PACKAGE_DIR ]; then
echo "Removing old copy of $PACKAGE_DIR from vm image ..."
rm -rf $TMP_DIR/$PACKAGE_DIR || exit 1
fi
echo "Copying $PACKAGE_DIR to vm image ..."
cp -r $PACKAGE_DIR $TMP_DIR || exit 1
if [ "$1" == "--data" ]; then
DATA_DIR=data
if [ -d $TMP_DIR/$DATA_DIR ]; then
echo "Removing old copy of $DATA_DIR from vm image ..."
rm -rf $TMP_DIR/$DATA_DIR || exit 1
fi
echo "Copying $DATA_DIR to vm image ..."
cp -r $DATA_DIR $TMP_DIR || exit 1
fi
# in case mount is busy
sleep 2
echo "Unmounting vm image ..."
sudo umount -d tmp
echo "Removing temp directory used to mount vm image ..."
rm -rf $TMP_DIR || exit 1
if sudo losetup $LOOP_DEV; then
echo "sleeping for 10 seconds and trying again ..."
sleep 10
if sudo losetup -d $LOOP_DEV; then
echo "Unmounted loopback device successfully"
exit 0
else:
echo "Unmounting loopback device unsuccessful, you will need to use losetup -d to unmount device"
exit 1
fi
fi
exit 0
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