#!/bin/bash
if [[ -f "data.tar.gz" || -f "v8.tgz" || -d "v8" ]]; then
	echo "Pre-built v8 binaries already seem to be present under the 'v8' directory or within the fetched tarballs. Invoke 'make clean' if you want this script to set them up again."
	exit 1
fi

if [[ "$OSTYPE" == "linux-gnu" ]]; then
	echo "Fetching pre-built v8 for Linux..."
	curl -o v8.tgz https://rubygems.org/downloads/libv8-7.3.492.27.1-x86_64-linux.gem
elif [[ "$OSTYPE" == "darwin"* ]]; then
	echo "Fetching pre-built v8 for OSX..."
	curl -o v8.tgz https://rubygems.org/downloads/libv8-7.3.492.27.1-x86_64-darwin-19.gem
else
	echo "OS not supported"
	exit 2
fi

tar xvf v8.tgz data.tar.gz
mkdir v8
tar xvf data.tar.gz -C v8
rm -rf v8.tgz data.tar.gz