set -e
set -x
cd external
wget -c https://www.lua.org/ftp/lua-5.3.5.tar.gz
tar xfz lua-5.3.5.tar.gz
(
cd lua-5.3.5
patch -p1 <../lua.patch
)
git clone git://sourceware.org/git/newlib-cygwin.git newlib
(
cd newlib
git reset --hard 9fa22dba558f5e3efd0bb719049491edcd7b5e0b
patch -p1 <../newlib.patch
)