.setup_replit

#!/usr/bin/env bash

# This script is used to setup a useable compilation toolchain for DICOMautomaton development on https://repl.it .
# There are some access peculiarities on repl.it that require workarounds to get an up-to-date toolchain capable of
# compiling test programs. After running this script, which could take a long time to complete, standalone
# development files should be able to be compiled using repl.it.

set -eu

# Try ensure only a single script runs at a time.
lock_file="$HOME/.apt/setup_script_running.lock"
if [ -f "${lock_file}" ] ; then
    printf 'Setup script is running. Refusing to run.' 1>&2
    exit 1
fi
trap "{ rm -f '${lock_file}' ; }" EXIT # Clean-up the lock file when we exit.
mkdir -pv $HOME/.apt/
touch "${lock_file}"

# Install some typical development packages.
(
    #install-pkg libeigen3-dev libnlopt-dev libboost-dev libcgal-dev libgsl-dev libsfml-dev
    install-pkg libeigen3-dev libnlopt-dev libboost-dev
) | tee -a $HOME/.apt/stage_1_pkg_installation.log
touch $HOME/.apt/completed_stage_1_pkg_installation

# Provide a more recent CMake binary.
(
    wget "https://github.com/Kitware/CMake/releases/download/v3.17.5/cmake-3.17.5-Linux-x86_64.sh" -O $HOME/.apt/cmake.sh
    mkdir -pv $HOME/.apt/cmake
    bash $HOME/.apt/cmake.sh --skip-license --prefix=$HOME/.apt/cmake
    rm -rf $HOME/.apt/cmake.sh
) | tee -a $HOME/.apt/stage_2_cmake_installation.log
export PATH="$HOME/.apt/cmake/bin:$PATH"
touch $HOME/.apt/completed_stage_2_cmake_installation

## Provide a newer clang.
#(
#    wget 'https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/clang+llvm-10.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz' -O $HOME/.apt/clang.tar.xz
#    tar -C $HOME -axf $HOME/.apt/clang.tar.xz
#    rm -rf $HOME/.apt/clang.tar.xz
#) | tee -a $HOME/.apt/stage_3_clang_installation.log
#export PATH="$HOME/.apt/clang+llvm-10.0.0-x86_64-linux-gnu-ubuntu-18.04/bin:$PATH"
touch $HOME/.apt/completed_stage_3_clang_installation

# Compile Ygor and install locally to support using Ygor classes.
(
    rm -rf $HOME/.apt/ygor
    git clone 'https://github.com/hdclark/Ygor' $HOME/.apt/ygor
    mkdir -pv $HOME/.apt/ygor/build
    # -DCMAKE_FIND_ROOT_PATH=$HOME/.apt/include 
    cd $HOME/.apt/ygor/build && \
      CC="clang" CXX="clang++" \
      CXXFLAGS="-I$HOME/.apt/usr/include" \
      PKG_CONFIG_PATH="$HOME/.apt/usr/share/pkgconfig/:$HOME/.apt/usr/lib/x86_64-linux-gnu/pkgconfig/" \
      cmake \
        -DCMAKE_INSTALL_PREFIX="$HOME/.apt/usr" \
        -DCMAKE_BUILD_TYPE=Release \
        -DWITH_EIGEN=1 \
        -DWITH_GNU_GSL=0 \
        $HOME/.apt/ygor
    cd $HOME/.apt/ygor/build && make VERBOSE=1
    cd $HOME/.apt/ygor/build && make install #DESTDIR=$HOME/
) | tee -a $HOME/.apt/stage_4_ygor_installation.log
touch $HOME/.apt/completed_stage_4_ygor_installation

# Indicate that the setup has been completed.
touch $HOME/.apt/setup_complete