build_pinning_qemu_binary.sh

#!/bin/bash

set -o errexit

c_binary="bin/debug/native/x86_64-softmmu/qemu-system-x86_64"

echo "Hello! This script will compile the QEMU project.

If the required libraries are not installed, the sudo prompt will be shown in order to proceed to the installation.

The script has been tested on the following operating systems:

- Ubuntu 16.04
- Linux Mint 19 (based on Ubuntu 18.04)
- Fedora 28

it may work on other versions, and other distros (eg. Debian/RHEL).

Press any key to continue..."

read -rsn1

# ID_LIKE would be a better choice, however, Fedora includes only ID.
os_id=$(perl -ne 'print "$1" if /^ID=(.*)/' /etc/os-release)

case $os_id in
ubuntu|debian|linuxmint)
  c_required_packages="flex libglib2.0-dev libfdt-dev libpixman-1-dev zlib1g-dev libgtk-3-dev libpulse-dev libusb-1.0-0-dev libusbredirparser-dev libspice-protocol-dev libspice-server-dev"
  package_manager_binary=apt-get
  ;;
fedora|rhel)
  c_required_packages="flex libusbx-devel spice-server-devel pulseaudio-libs-devel git gtk3-devel glib2-devel libfdt-devel pixman-devel zlib-devel libaio-devel libcap-devel libiscsi-devel"
  package_manager_binary=yum
  ;;
*)
  echo
  echo "Unsupported operating system (ID=$os_id)!"
  exit 1
  ;;
esac

v_packages_to_install=""

for package in $c_required_packages; do
  if [[ ! $(dpkg -s "$package" 2> /dev/null) ]]; then
    v_packages_to_install+=" $package"
  fi
done

if [[ "$v_packages_to_install" != "" ]]; then
  echo
  sudo "$package_manager_binary" install $v_packages_to_install
fi

echo

# Using a higher number of jobs, on an i7-6700k, didn't produce any significant improvement,
# but YMMV.
THREADS_NUMBER=$(lscpu --all -p=CPU | grep -v ^# | sort | uniq | wc -l)

rm -rf bin
mkdir -p bin/debug/native

cd bin/debug/native
../../../configure --target-list=x86_64-softmmu --enable-gtk --enable-spice --audio-drv-list=pa
time make -j $THREADS_NUMBER
cd -

echo
echo 'The project is built!'
echo
echo "The binary location is: $c_binary"
echo
echo "Test execution result:"
echo

$c_binary --version

echo