#!/bin/bash
if [ "$EUID" -ne 0 ]
  then echo "Please run as root"
  exit
fi

# first install powerpc64 gcc-8 cross-compiler
apt-get install gcc-8-powerpc64-linux-gnu wget

# it your responsibility to check that the archive downloaded below is
# uncompromised!

runuser $SUDO_USER --preserve-environment -c '
cd /home/$SUDO_USER
mkdir -p src
cd src
wget https://ftp.gnu.org/gnu/gdb/gdb-8.3.tar.gz -O gdb-8.3.tar.gz
tar -xvzf gdb-8.3.tar.gz
cd gdb-8.3
mkdir -p build
cd build
../configure --srcdir=.. --host=x86_64-linux --target=powerpc64-linux-gnu
make
'
cd /home/$SUDO_USER/src/gdb-8.3/build
make install
echo -e "
\e[1;91mCross-compiled GDB 8.3 and compiler now installed.\e[0m
"