#!/bin/bash
# Copyright (c) 2016 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

QEMU_BUILD_DIR="/tmp/qemu-2.2.1"
QEMU_INSTALL_DIR="/opt/qemu"

echo
echo Downloading QEMU source
echo
sudo rm -rf ${QEMU_BUILD_DIR}
sudo rm -rf ${QEMU_INSTALL_DIR}
cd /tmp
wget -q http://wiki.qemu-project.org/download/qemu-2.2.1.tar.bz2 || exit

echo
echo Extracting QEMU
echo
mkdir ${QEMU_BUILD_DIR}
tar --strip-components 1 -xjf qemu-2.2.1.tar.bz2 -C ${QEMU_BUILD_DIR} || exit
rm -f qemu-2.2.1.tar.bz2

echo
echo Building QEMU
echo
cd ${QEMU_BUILD_DIR}
sudo mkdir ${QEMU_INSTALL_DIR}
mkdir build
cd build
../configure --target-list=x86_64-softmmu --prefix=${QEMU_INSTALL_DIR} || exit
make -j`nproc` || exit
sudo make install || exit

echo
echo QEMU ready
echo