README.virtualbox

# These are instructions to setup an Ubuntu virtual machine for the examples in
# this chapter. The first part of the instructions must be done manually. The
# last half can be done by executing this file as a script as instructed.

# Download VirtualBox and install

# Download Ubuntu desktop install and save on local disk [ubuntu-20.04-desktop-amd64.iso]
# Download VBoxGuestAdditions.iso
# On Mac already at /Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso

# Setup new machine
# See the README.autovirtualbox script for directions for setting up base virtual machine

# sign in

# click through whats new

# select dots at bottom left and start up a terminal

# Reboot to get cut and paste and screen size fixed

# Add user to sudo list if needed
# su
# visudo
# add %vboxsf ALL=(ALL) ALL
# exit

# sudo apt-get install -y git

# Need script on guest to execute
# git clone --recursive https://github.com/essentialsofparallelcomputing/Chapter8.git
# Run the script Chapter8/README.virtualbox

sudo apt-get -qq update && \
    DEBIAN_FRONTEND=noninteractive \
    sudo apt-get -qq install -y cmake git vim gcc g++ gfortran software-properties-common \
            mpich libmpich-dev \
            openmpi-bin openmpi-doc libopenmpi-dev

# Installing latest GCC compiler (version 10)
sudo apt-get -qq install -y gcc-10 g++-10 gfortran-10

sudo update-alternatives \
      --install /usr/bin/gcc      gcc      /usr/bin/gcc-9       80 \
      --slave   /usr/bin/g++      g++      /usr/bin/g++-9          \
      --slave   /usr/bin/gfortran gfortran /usr/bin/gfortran-9     \
      --slave   /usr/bin/gcov     gcov     /usr/bin/gcov-9
sudo update-alternatives \
      --install /usr/bin/gcc      gcc      /usr/bin/gcc-10      90 \
      --slave   /usr/bin/g++      g++      /usr/bin/g++-10         \
      --slave   /usr/bin/gfortran gfortran /usr/bin/gfortran-10    \
      --slave   /usr/bin/gcov     gcov     /usr/bin/gcov-10
sudo chmod u+s /usr/bin/update-alternatives

sudo apt-get clean && sudo rm -rf /var/lib/apt/lists/*

# If Software updater prompts, install updated software --> wait ....

sudo usermod -a -G video chapter8

cd Chapter8; #make