install.sh

#!/bin/bash

# Copyright 2018 The CodeWorld Authors. All rights reserved.
#
# 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.

set -euo pipefail

source base.sh

rm -rf $BUILD ~/.ghc ~/.ghcjs

mkdir $BUILD
mkdir $BUILD/downloads
mkdir $BUILD/bin

# Determine which package management tool is installed, and install
# necessary system packages.

if type yum > /dev/null 2> /dev/null
then
  echo Detected 'yum': Installing packages from there.
  echo

  # Update and install basic dependencies

  run . sudo yum update -y

  run . sudo yum install -y git
  run . sudo yum install -y curl
  run . sudo yum install -y wget
  run . sudo yum install -y bzip2
  run . sudo yum install -y zlib-devel
  run . sudo yum install -y ncurses-devel

  # Needed for GHC 7.8
  run . sudo yum install -y gcc
  run . sudo yum install -y gcc-c++
  run . sudo yum install -y gmp-devel

  # Needed for GHCJS
  run --quiet . curl --silent --location https://rpm.nodesource.com/setup_8.x | run . sudo bash -
  run . sudo yum install -y nodejs

  # Needed for ghcjs-boot --dev
  run . sudo yum install -y patch
  run . sudo yum install -y autoconf
  run . sudo yum install -y automake

  # Needed for codeworld-auth
  run . sudo yum install -y openssl-devel
elif type apt-get > /dev/null 2> /dev/null
then
  echo Detected 'apt-get': Installing packages from there.
  echo

  # Update and install basic dependencies

  run . sudo apt-get update -y

  run . sudo apt-get install -y git
  run . sudo apt-get install -y curl
  run . sudo apt-get install -y wget
  run . sudo apt-get install -y bzip2
  run . sudo apt-get install -y xz-utils
  run . sudo apt-get install -y psmisc

  run . sudo apt-get install -y zlib1g-dev
  run . sudo apt-get install -y libncurses5-dev

  # Needed for GHC 7.8
  run . sudo apt-get install -y make
  run . sudo apt-get install -y gcc
  run . sudo apt-get install -y g++
  run . sudo apt-get install -y libgmp-dev

  # Needed for GHCJS
  run --quiet . curl -sL https://deb.nodesource.com/setup_8.x | run . sudo -E bash -
  run . sudo apt-get install -y nodejs

  # Needed for ghcjs-boot --dev
  run . sudo apt-get install -y patch
  run . sudo apt-get install -y autoconf
  run . sudo apt-get install -y automake
  run . sudo apt-get install -y libtinfo-dev

  # Needed for codeworld-auth
  run . sudo apt-get install -y libssl-dev
elif type zypper > /dev/null 2> /dev/null
then
  echo Detected 'zypper': Installing packages from there.
  echo

  # Update and install basic dependencies

  run . sudo zypper -n refresh

  run . sudo zypper -n install git
  run . sudo zypper -n install curl
  run . sudo zypper -n install wget
  run . sudo zypper -n install bzip2
  run . sudo zypper -n install psmisc

  run . sudo zypper -n install zlib-devel
  run . sudo zypper -n install ncurses-devel

  # Needed for GHC 7.8
  run . sudo zypper -n install make
  run . sudo zypper -n install gcc
  run . sudo zypper -n install gmp-devel

  # Needed for GHCJS
  run . sudo zypper -n install nodejs6

  # Needed for ghcjs-boot --dev
  run . sudo zypper -n install patch
  run . sudo zypper -n install autoconf
  run . sudo zypper -n install automake

  # Needed for codeworld-auth
  run . sudo zypper -n install libopenssl-devel
elif type brew > /dev/null 2> /dev/null
then
  echo Detected 'brew': Installing packages from there.
  echo

  # install missing packages -- don't try to upgrade already installed packages
  function brew_install {
    if ! brew ls $1 > /dev/null 2> /dev/null
    then
      run . brew install $1
    fi
  }

  # Update and install basic dependencies
  xcode-select --install

  brew_install git
  brew_install curl
  brew_install wget
  brew_install bzip2
# No psmisc in homebrew
  #brew_install psmisc

#  brew_install ncurses-devel

  # Needed for GHC 7.8
  brew_install make
  brew_install gcc
  #brew_install gmp-devel

  # Needed for GHCJS
  brew_install node@6

  # Needed for ghcjs-boot --dev
  # already present on OS X
  #brew_install patch
  brew_install autoconf
  brew_install automake

  # Needed for codeworld-auth
  brew_install openssl
else
  echo "WARNING: Could not find package manager."
  echo "Make sure necessary packages are installed."
fi

# Choose the right GHC download
MACHINE="$(uname -m)"
case "${MACHINE}" in
  i386)   GHC_CPU=i386;;
  i686)   GHC_CPU=i386;;
  x86_64) GHC_CPU=x86_64;;
  amd7)   GHC_CPU=amd7;;
  *) >&2 echo "Unrecognized machine: ${MACHINE}"; exit 1;;
esac

set +e
result=$(/sbin/ldconfig -p 2> /dev/null)
set -e
if [[ $result = *libgmp.so.10* ]]; then
  GHC_ARCH="${GHC_CPU}-deb8-linux"
elif [[ $result = *libgmp.so.3* ]]; then
  GHC_ARCH="${GHC_CPU}-centos67-linux"
else
  set +e
  result=$(uname 2> /dev/null)
  set -e
  if [[ $result = *Darwin* ]]; then
    GHC_ARCH="${GHC_CPU}-apple-darwin"
  else
    echo Sorry, but no supported libgmp is installed.
    exit 1
  fi
fi

# Install a precompiled GHC to bootstrap itself.

GHC_DIR=8.0.2
GHC_VERSION=8.0.2

run $DOWNLOADS               wget http://downloads.haskell.org/~ghc/$GHC_DIR/ghc-$GHC_VERSION-$GHC_ARCH.tar.xz
run $BUILD                   tar xf $DOWNLOADS/ghc-$GHC_VERSION-$GHC_ARCH.tar.xz
run $BUILD/ghc-$GHC_VERSION  ./configure --prefix=$BUILD
run $BUILD/ghc-$GHC_VERSION  make install
run $BUILD                   rm -rf ghc-$GHC_VERSION

# Now install the patched GHC, built from source.

run $DOWNLOADS               wget https://downloads.haskell.org/~ghc/$GHC_DIR/ghc-$GHC_VERSION-src.tar.xz
run $BUILD                   tar xf $DOWNLOADS/ghc-$GHC_VERSION-src.tar.xz
run .                        patch -p0 -u -d $BUILD < ghc-artifacts/ghc-$GHC_VERSION-default-main.patch
run .                        cp ghc-artifacts/build.mk $BUILD/ghc-$GHC_VERSION/mk/build.mk
run $BUILD/ghc-$GHC_VERSION  ./configure --prefix=$BUILD
run $BUILD/ghc-$GHC_VERSION  make
run $BUILD/ghc-$GHC_VERSION  make install
run $BUILD                   rm -rf ghc-$GHC_VERSION

# Install all the dependencies for cabal

run $DOWNLOADS                     wget https://www.haskell.org/cabal/release/cabal-install-2.0.0.0/cabal-install-2.0.0.0.tar.gz
run $BUILD                         tar xf $DOWNLOADS/cabal-install-2.0.0.0.tar.gz
EXTRA_CONFIGURE_OPTS="" run $BUILD/cabal-install-2.0.0.0 ./bootstrap.sh
run .                              cabal update
run $BUILD                         rm -rf cabal-install-2.0.0.0

# Fetch the prerequisites for GHCJS.

run .  cabal_install happy alex

# Install GHCJS itself (https://github.com/ghcjs/ghcjs) and cabal install.

run $BUILD  git clone --branch ghc-8.0 --single-branch https://github.com/ghcjs/ghcjs
run $BUILD  cabal_install ./ghcjs
run $BUILD  rm -rf ghcjs
run . ghcjs-boot --dev --ghcjs-boot-dev-branch ghc-8.0 --shims-dev-branch ghc-8.0 --no-prof --no-haddock

run $BUILD  rm -rf downloads

# Install tools to build CodeMirror editor.

run $BUILD            git clone https://github.com/codemirror/CodeMirror.git
run $BUILD/CodeMirror git checkout tags/5.25.2
run $BUILD/CodeMirror npm install
run $BUILD/CodeMirror npm install -s uglify-js

# Go ahead and run a first build, which installs more local packages.
./build.sh