#!/bin/bash -e

function clearBuild() {
	if [ -d ${JOEY}/SDL2/build ]; then
		rm -rf ${JOEY}/SDL2/build
	fi
	mkdir -p ${JOEY}/SDL2/build
}


function clearInstalled() {
	if [ -d ${JOEY}/SDL2/installed ]; then
		rm -rf ${JOEY}/SDL2/installed
	fi
	mkdir -p ${JOEY}/SDL2/installed
}


function checkFiles() {
	if [ ! -d SDL ]; then
		hg clone http://hg.libsdl.org/SDL
		cd SDL
		#hg up release-2.0.9
		cd ..
	fi
	if [ ! -d libmodplug ]; then
		git clone https://github.com/Konstanty/libmodplug.git
		cd libmodplug
		libtoolize --force
		aclocal
		autoheader
		automake --force-missing --add-missing
		autoconf
		cd ..
	fi
	if [ ! -d SDL_mixer ]; then
		hg clone http://hg.libsdl.org/SDL_mixer
		cd SDL_mixer
		#hg up release-2.0.4
		cd ..
	fi
}


function doBuild() {
	clearBuild
	cd build
	../SDL/configure \
		--target="${CROSS}" \
		--host="${CROSS}" \
		--build=x86_64-linux \
		--enable-static \
		--disable-shared \
		--prefix=${PREFIX}
	make
	make install
	cd ..

	clearBuild
	cd build
	../libmodplug/configure \
		--target="${CROSS}" \
		--host="${CROSS}" \
		--build=x86_64-linux \
		--enable-static \
		--disable-shared \
		--prefix=${PREFIX}
	make
	make install
	cd ..

	clearBuild
	cd build
	MODPLUG_CFLAGS="-I${PREFIX}/include -DMODPLUG_STATIC" \
	MODPLUG_LIBS="-L${PREFIX}/lib -lmodplug -lstdc++ -lm" \
	../SDL_mixer/configure \
		--target="${CROSS}" \
		--host="${CROSS}" \
		--build=x86_64-linux \
		--enable-static \
		--disable-shared \
		--prefix=${PREFIX} \
		--with-sdl-prefix=${PREFIX} \
		--disable-music-cmd \
		--disable-music-wave \
		--enable-music-mod-modplug \
		--disable-music-mod-modplug-shared \
		--disable-music-mod-mikmod \
		--disable-music-midi \
		--disable-music-ogg \
		--disable-music-flac \
		--disable-music-opus \
		--disable-music-mp3 \
		--disable-music-mp3-mpg123
	make
	make install
	cd ..
}


ARCH=$1

if [ "${ARCH}x" == "x" ]; then
	echo "$0 [arch | \"all\"] | [reset]"
	echo '(Where "arch" is linux32, linux64, windows32, windows64, macos32, or macos64.)'
	exit 0
fi

set -x

mkdir -p ${JOEY}/SDL2
pushd ${JOEY}/SDL2

checkFiles

if [ "${ARCH}x" == "resetx" ]; then
	clearInstalled
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "linux64x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/linux/x64
	PREFIX=${JOEY}/SDL2/installed/linux/x64
	CROSS=x86_64-linux-gnu
	export CC="${CROSS}-gcc"
	export CXX="${CROSS}-g++"
	doBuild
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "linux32x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/linux/x86
	PREFIX=${JOEY}/SDL2/installed/linux/x86
	CROSS=x86_64-linux-gnu
	export CC="${CROSS}-gcc -m32"
	export CXX="${CROSS}-g++ -m32"
	doBuild
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "windows64x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/windows/x64
	PREFIX=${JOEY}/SDL2/installed/windows/x64
	CROSS=x86_64-w64-mingw32
	export CC="${CROSS}-gcc -static-libgcc"
	export CXX="${CROSS}-g++ -static-libstdc++"
	doBuild
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "windows32x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/windows/x86
	PREFIX=${JOEY}/SDL2/installed/windows/x86
	CROSS=i686-w64-mingw32
	export CC="${CROSS}-gcc -static-libgcc"
	doBuild
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "macos64x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/macos/x64
	PREFIX=${JOEY}/SDL2/installed/macos/x64
	CROSS=x86_64-apple-darwin15
	export CC="o64-clang"
	doBuild
fi

if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "macos32x" ]; then
	TARGET=${JOEY}/joeylib/joeylib/lib/macos/x86
	PREFIX=${JOEY}/SDL2/installed/macos/x86
	CROSS=i386-apple-darwin15
	export CC="o32-clang"
	doBuild
fi

#if [ "${ARCH}x" == "allx" ] || [ "${ARCH}x" == "raspbian" ]; then
	#***FIX***
	#TARGET=${JOEY}/joeylib/joeylib/pi/raspbian
	#PREFIX=${JOEY}/SDL2/installed/pi/raspbian
	#CROSS=arm-linux-gnueabihf
	#export CC="${CROSS}-gcc -static-libgcc --sysroot=${JOEY}/sdks/pi/raspbian -I${PREFIX}/include -L${PREFIX}/lib"
	#doBuild
#fi

export CXX=""
export CC=""
rm -rf build
popd
set +x