#!/usr/bin/env bash

# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at https://mozilla.org/MPL/2.0/.

set -ex

ROOT=$(pwd)

export PATH=${TOOLS_PATH}/${TOOLCHAIN}/bin:${TOOLS_PATH}/host/bin:$PATH

tar -xf "libffi-${LIBFFI_VERSION}.tar.gz"

pushd "libffi-${LIBFFI_VERSION}"

# libffi uses linux/limits.h and linux/types.h for PATH_MAX.

# Use the standard header so musl builds do not require Linux headers.

patch -p1 <<'EOF'

diff --git a/src/tramp.c b/src/tramp.c

--- a/src/tramp.c

+++ b/src/tramp.c

@@ -53,9 +53,3 @@

#include <tramp.h>

-#ifdef __linux__

-#include <linux/limits.h>

-#include <linux/types.h>

-#endif

-#ifdef __CYGWIN__

#include <limits.h>

-#endif

#endif

EOF

EXTRA_CONFIGURE=

# mkostemp() was introduced in macOS 10.10 and libffi doesn't have

# runtime guards for it. So ban the symbol when targeting old macOS.

if [ "${APPLE_MIN_DEPLOYMENT_TARGET}" = "10.9" ]; then

EXTRA_CONFIGURE="${EXTRA_CONFIGURE} ac_cv_func_mkostemp=no"

fi

CFLAGS="${EXTRA_TARGET_CFLAGS} -fPIC" CPPFLAGS="${EXTRA_TARGET_CFLAGS} -fPIC" LDFLAGS="${EXTRA_TARGET_LDFLAGS}" ./configure \

--build="${BUILD_TRIPLE}" \

--host="${TARGET_TRIPLE}" \

--prefix=/tools/deps \

--disable-shared \

${EXTRA_CONFIGURE}

make -j "${NUM_CPUS}"

make -j "${NUM_CPUS}" install DESTDIR="${ROOT}/out"