#!/bin/bash

function fail() {
  echo "$@"
  exit 1
}

function nodir() {
  fail "Could not switch to directory \`${@}'"
}

function rock_path() {
  export PATH="${PWD}:${PATH}"
}

nm -D /usr/lib/libgc.so | grep GC_pthread_create || fail "/usr/lib/libgc.so not found."

OLD_OOC_DIR="${OOC_DIR}"
export OOC_DIR="${1}"
ROCK="$(which rock)"

if [ -z "$1" ]; then
  export OOC_DIR="${PWD}"
fi

# Get rock
mkdir -p $OOC_DIR && cd $OOC_DIR || nodir "$OOC_DIR"
if [ -d rock ]; then
  cd rock && git pull
else
  git clone git://github.com/nddrylliog/rock && cd rock &&
  make rescue && rock_path || fail "Rock could not be installed"
fi

# Get nagaqueen
cd $OOC_DIR || nodir "$OOC_DIR"
if [ -d nagaqueen ]; then
  git pull
else
  git clone git://github.com/nddrylliog/nagaqueen
fi

cd $OOC_DIR
# Get oc
if [ -d oc ]; then
  cd oc && git pull
else
  git clone git://github.com/nddrylliog/oc
fi
cd $OOC_DIR
# Get oc-nagaqueen
if [ -d "oc-nagaqueen" ]; then
  cd oc-nagaqueen && git pull
else
  git clone git://github.com/nddrylliog/oc-nagaqueen
fi
cd $OOC_DIR
# Get oc-c89
if [ -d "oc-c89" ]; then
  cd oc-c89 && git pull
else
  git clone git://github.com/nddrylliog/oc-c89
fi
cd $OOC_DIR
export PREFIX=$OOC_DIR/oc/prefix
cd oc-nagaqueen && bash ./clean && bash ./make && cd ..
cd oc-c89       && bash ./clean && bash ./make && cd ..
cd oc           && bash ./clean && bash ./make && cd ..

export OOC_DIR="${OLD_OOC_DIR}"
unset OLD_OOC_DIR