default_pre_build &&
cd "$SOURCE_DIRECTORY" &&

local PYTHON=$(installed_version python) &&
local RUBY=$(installed_version ruby) &&

# adjust hardcoded python version
sed -i "s:python2.5:python${PYTHON%.?}:g" Makefile.acr &&

# adjust hardcoded ruby version
sed -i "s:ruby/1.8:ruby/${RUBY%.*}:g" src/plug/hack/Makefile &&
sed -i "s:ruby18:ruby$(echo ${RUBY%.*} | tr -d .):g" src/plug/hack/Makefile &&

# adjust hardcoded lua version path
sed -i "s:include/lua5.1/:include/:g" src/plug/hack/Makefile
