minetest/irr/scripts/ci-build-android.sh
2024-03-26 21:39:02 +01:00

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#!/bin/bash -e
# NOTE: this code is mostly copied from minetest_android_deps
# <https://github.com/minetest/minetest_android_deps>
png_ver=1.6.40
jpeg_ver=3.0.1
download () {
get_tar_archive libpng "https://download.sourceforge.net/libpng/libpng-${png_ver}.tar.gz"
get_tar_archive libjpeg "https://download.sourceforge.net/libjpeg-turbo/libjpeg-turbo-${jpeg_ver}.tar.gz"
}
build () {
# Build libjpg and libpng first because Irrlicht needs them
mkdir -p libpng
pushd libpng
$srcdir/libpng/configure --host=$CROSS_PREFIX
make && make DESTDIR=$PWD install
popd
mkdir -p libjpeg
pushd libjpeg
cmake $srcdir/libjpeg "${CMAKE_FLAGS[@]}" -DENABLE_SHARED=OFF
make && make DESTDIR=$PWD install
popd
local libpng=$PWD/libpng/usr/local/lib/libpng.a
local libjpeg=$(echo $PWD/libjpeg/opt/libjpeg-turbo/lib*/libjpeg.a)
cmake $srcdir/irrlicht "${CMAKE_FLAGS[@]}" \
-DBUILD_SHARED_LIBS=OFF \
-DPNG_LIBRARY=$libpng \
-DPNG_PNG_INCLUDE_DIR=$(dirname "$libpng")/../include \
-DJPEG_LIBRARY=$libjpeg \
-DJPEG_INCLUDE_DIR=$(dirname "$libjpeg")/../include
make
cp -p lib/Android/libIrrlichtMt.a $libpng $libjpeg $pkgdir/
cp -a $srcdir/irrlicht/include $pkgdir/include
cp -a $srcdir/irrlicht/media/Shaders $pkgdir/Shaders
}
get_tar_archive () {
# $1: folder to extract to, $2: URL
local filename="${2##*/}"
[ -d "$1" ] && return 0
wget -c "$2" -O "$filename"
mkdir -p "$1"
tar -xaf "$filename" -C "$1" --strip-components=1
rm "$filename"
}
_setup_toolchain () {
local toolchain=$(echo "$ANDROID_NDK"/toolchains/llvm/prebuilt/*)
if [ ! -d "$toolchain" ]; then
echo "Android NDK path not specified or incorrect"; return 1
fi
export PATH="$toolchain/bin:$ANDROID_NDK:$PATH"
unset CFLAGS CPPFLAGS CXXFLAGS
TARGET_ABI="$1"
API=21
if [ "$TARGET_ABI" == armeabi-v7a ]; then
CROSS_PREFIX=armv7a-linux-androideabi
CFLAGS="-mthumb"
CXXFLAGS="-mthumb"
elif [ "$TARGET_ABI" == arm64-v8a ]; then
CROSS_PREFIX=aarch64-linux-android
elif [ "$TARGET_ABI" == x86 ]; then
CROSS_PREFIX=i686-linux-android
CFLAGS="-mssse3 -mfpmath=sse"
CXXFLAGS="-mssse3 -mfpmath=sse"
elif [ "$TARGET_ABI" == x86_64 ]; then
CROSS_PREFIX=x86_64-linux-android
else
echo "Invalid ABI given"; return 1
fi
export CC=$CROSS_PREFIX$API-clang
export CXX=$CROSS_PREFIX$API-clang++
export AR=llvm-ar
export RANLIB=llvm-ranlib
export CFLAGS="-fPIC ${CFLAGS}"
export CXXFLAGS="-fPIC ${CXXFLAGS}"
CMAKE_FLAGS=(
"-DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake"
"-DANDROID_ABI=$TARGET_ABI" "-DANDROID_NATIVE_API_LEVEL=$API"
"-DCMAKE_BUILD_TYPE=Release"
)
# make sure pkg-config doesn't interfere
export PKG_CONFIG=/bin/false
export MAKEFLAGS="-j$(nproc)"
}
_run_build () {
local abi=$1
irrdir=$PWD
mkdir -p $RUNNER_TEMP/src
cd $RUNNER_TEMP/src
srcdir=$PWD
[ -d irrlicht ] || ln -s $irrdir irrlicht
download
builddir=$RUNNER_TEMP/build/irrlicht-$abi
pkgdir=$RUNNER_TEMP/pkg/$abi/Irrlicht
rm -rf "$pkgdir"
mkdir -p "$builddir" "$pkgdir"
cd "$builddir"
build
}
if [ $# -lt 1 ]; then
echo "Usage: ci-build-android.sh <ABI>"
exit 1
fi
_setup_toolchain $1
_run_build $1