GMP_VERSION=$(sh "${SCRIPT_DIR}"/get-pEp-version.sh "GMP_VERSION")
GMP_NAME="gmp-${GMP_VERSION}"

OUTPUT_DIR=${SCRIPT_DIR}/build

# Exit on errors
set -e

if [ -f "${LIB_DIR}/libgmp.a" ]; then
    echo "lib exists already in ${LIB_DIR}. If you want to rebuild it, delete the existing one."
    exit 0
fi

GMP_DIR="${TMP_DIR}/${GMP_NAME}"
if [ ! -d "${GMP_DIR}" ]; then
    # GMP snapshot must be used until released
	wget -nc https://gmplib.org/download/gmp/$GMP_NAME.tar.bz2
	tar xvf ${GMP_NAME}.tar.bz2
fi

export LDFLAGS="-arch ${ARCH}"
export CC="$(xcrun --sdk ${SDK} -f clang) -arch ${ARCH} -isysroot ${SDK_PATH}"

pushd gmp-$GMP_VERSION
	PKG_CONFIG_ALLOW_CROSS=1 PKG_CONFIG_PATH=${CURRENT_LIB_DIR}/lib/pkgconfig ./configure --host=${HOST} --prefix=${CURRENT_LIB_DIR} --disable-assembly
	make clean
	make -j4
	make install
popd

rm -rf *.bz2