compile_retroarch_steamlink.sh

#!/bin/bash
#

TOP=$(cd `dirname "${BASH_SOURCE[0]}"` && pwd)
if [ "${MARVELL_SDK_PATH}" = "" ]; then
	MARVELL_SDK_PATH="$(cd "${TOP}/../.." && pwd)"
fi
if [ "${MARVELL_ROOTFS}" = "" ]; then
	source "${MARVELL_SDK_PATH}/setenv.sh" || exit 1
fi
BUILD="${PWD}"
SRC="${PWD}/retroarch-src"

# Extra environment variables for this build
export OS=Linux
export CC="${CROSS}gcc"
export CPP="${CROSS}cpp"
export CXX="${CROSS}g++"
export CFLAGS="--sysroot=$MARVELL_ROOTFS -DLINUX=1 -DEGL_API_FB=1 -Ofast  -ffast-math -mfpu=vfpv3 -fomit-frame-pointer -mfloat-abi=hard -I$MARVELL_ROOTFS/usr/include"
export LDFLAGS="--sysroot=$MARVELL_ROOTFS -static-libgcc -static-libstdc++ -lEGL"
export INCLUDE_DIRS="-I$MARVELL_ROOTFS/usr/include -I$MARVELL_ROOTFS/usr/include/EGL -I$MARVELL_ROOTFS/usr/include/SDL2 -I${MARVELL_ROOTFS}/include/GLES2 -I$MARVELL_ROOTFS/usr/include/freetype2"
export LIBRARY_DIRS="-L$MARVELL_ROOTFS/usr/lib -L$MARVELL_ROOTFS/lib"
export PKG_CONF_PATH=pkg-config

#
# Download the source
#
if [ ! -d "${SRC}" ]; then
	git clone https://github.com/libretro/RetroArch.git "${SRC}"
fi

#
# Build it
#
pushd "${SRC}"
./configure --host=$SOC_BUILD --enable-floathard  --disable-alsa --disable-pulse --disable-shaderpipeline --enable-opengl --enable-opengles --disable-opengl1 --disable-opengl_core --enable-vivante_fbdev --disable-discord
make $MAKE_J || exit 2
popd

#
# Install it
#
export DESTDIR="${BUILD}/steamlink/apps/retroarch"

# Copy the files to the app directory
mkdir -p "${DESTDIR}"
#mkdir -p "${DESTDIR}/roms"
#mkdir -p "${DESTDIR}/extra"
mkdir -p "${DESTDIR}/.home/.config/retroarch"


cp -v "${SRC}/retroarch" "${DESTDIR}"
$STRIP "${DESTDIR}/retroarch"
cp -v "${TOP}/retroarch.cfg" "${DESTDIR}/.home/.config/retroarch/retroarch.cfg"
cp -v -r "${TOP}/autoconfig" "${DESTDIR}/.home/.config/retroarch/autoconfig"
cp -v -r "${TOP}/cores" "${DESTDIR}/cores"

# You can add some roms for testing
#if [ -d "roms" ]; then
#	cp -v -r roms/* "${DESTDIR}/roms"
#fi
# Put the compiled cores or other files in a /extra folder to add them
#if [ -d "extra" ]; then
#	cp -v -r core/* "${DESTDIR}/extra"
#fi

# Create the table of contents and icon
cat >"${DESTDIR}/toc.txt" <<__EOF__
name=Retroarch
icon=icon.png
run=retroarch
__EOF__

base64 -d >"${DESTDIR}/icon.png" <<__EOF__
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__EOF__

# Pack it up
name=$(basename ${DESTDIR})
pushd "$(dirname ${DESTDIR})"
tar zcvf $name.tgz $name || exit 3
rm -rf $name
popd

# All done!
echo "Build complete!"
echo
echo "Put the steamlink folder onto a USB drive, insert it into your Steam Link, and cycle the power to install."