#!/bin/bash

. $(dirname $0)/environment.sh

if [ ! -f $CACHEROOT/libffi-$FFI_VERSION.tar.gz ]; then
	try curl -L ftp://sourceware.org/pub/libffi/libffi-$FFI_VERSION.tar.gz > $CACHEROOT/libffi-$FFI_VERSION.tar.gz 
fi
if [ ! -d $TMPROOT/libffi-$FFI_VERSION ]; then
	try rm -rf $TMPROOT/libffi-$FFI_VERSION
	try tar xvf $CACHEROOT/libffi-$FFI_VERSION.tar.gz
	try mv libffi-$FFI_VERSION $TMPROOT
fi

if [ -f $TMPROOT/libffi-$FFI_VERSION/Release-iphoneos/libffi.a ]; then
	exit 0;
fi

# lib not found, compile it
pushd $TMPROOT/libffi-$FFI_VERSION

try xcodebuild -project libffi.xcodeproj -target "libffi iOS" -configuration Release -sdk iphoneos$SDKVER OTHER_CFLAGS="-no-integrated-as"

try cp build/Release-iphoneos/libffi.a $BUILDROOT/lib/libffi.a
try cp -a build/Release-iphoneos/usr/local/include $BUILDROOT/include/ffi

popd