#!/bin/bash

declare buildblock=$1
declare variants=$2


declare -r OS=$(uname -s)

# File format example
# 1.10.2	Linux,Darwin	unstable	gcc/4.8.5
declare -a toks=()
declare version=''
declare oss=''
declare release=''
declare -a dependencies=()

while read -a toks; do
	# skip comment and empty line
	(( ${#toks[@]} == 0 )) && continue
	[[ "${toks[0]:0:1}" == "#" ]] && continue
	version=${toks[0]}
	oss=${toks[1]}
	release=${toks[2]}
	dependencies=( ${toks[@]:3} )

	[[ "${oss}" =~ "${OS}" ]] || continue
	"${buildblock}"  "${version}" --release=${release} "${dependencies[@]/#/--with=}"
done < "${variants}"