#!/bin/bash set -e if ! [ "x$ANDROID_NDK_HOME" != "x" -a -d "$ANDROID_NDK_HOME" ]; then echo "ANDROID_NDK_HOME environment variable is not set" exit 1 fi if ! [ "x$ANDROID_HOME" != "x" -a -d "$ANDROID_HOME" ]; then echo "ANDROID_HOME environment variable is not set" exit 1 fi if [ "x$ANDROID_API" = "x" ]; then ANDROID_API="$(ls "$ANDROID_HOME/platforms" | grep -E "^android-[0-9]+$" | sed 's/android-//' | sort -n -r | head -1)" if [ "x$ANDROID_API" = "x" ]; then echo "No Android platform found in $ANDROID_HOME/platforms" exit 1 fi else if ! [ -d "$ANDROID_HOME/platforms/android-$ANDROID_API" ]; then echo "Android api version $ANDROID_API is not available ($ANDROID_HOME/platforms/android-$ANDROID_API does not exist)" >2 exit 1 fi fi android_platformdir="$ANDROID_HOME/platforms/android-$ANDROID_API" echo "Building for android api version $ANDROID_API" echo "android_platformdir=$android_platformdir" scriptdir=$(cd -P -- "$(dirname -- "$0")" && printf '%s\n' "$(pwd -P)") sdl_root=$(cd -P -- "$(dirname -- "$0")/.." && printf '%s\n' "$(pwd -P)") build_root="${sdl_root}/build-android-prefab" android_abis="armeabi-v7a arm64-v8a x86 x86_64" android_api=19 android_ndk=21 android_stl="c++_shared" sdl_major=$(sed -ne 's/^#define SDL_MAJOR_VERSION *//p' "${sdl_root}/include/SDL_version.h") sdl_minor=$(sed -ne 's/^#define SDL_MINOR_VERSION *//p' "${sdl_root}/include/SDL_version.h") sdl_patch=$(sed -ne 's/^#define SDL_PATCHLEVEL *//p' "${sdl_root}/include/SDL_version.h") sdl_version="${sdl_major}.${sdl_minor}.${sdl_patch}" echo "Building Android prefab package for SDL version $sdl_version" prefabhome="${build_root}/prefab-${sdl_version}" rm -rf "$prefabhome" mkdir -p "${prefabhome}" build_cmake_projects() { for android_abi in $android_abis; do echo "Configuring CMake project for $android_abi" cmake -S "$sdl_root" -B "${build_root}/build_${android_abi}" \ -DCMAKE_TOOLCHAIN_FILE="$ANDROID_NDK_HOME/build/cmake/android.toolchain.cmake" \ -DANDROID_PLATFORM=${android_platform} \ -DANDROID_ABI=${android_abi} \ -DSDL_SHARED=ON \ -DSDL_STATIC=ON \ -DSDL_STATIC_PIC=ON \ -DSDL_TEST=ON \ -DSDL2_DISABLE_SDL2MAIN=OFF \ -DSDL2_DISABLE_INSTALL=OFF \ -DCMAKE_INSTALL_PREFIX="${build_root}/build_${android_abi}/prefix" \ -DCMAKE_INSTALL_INCLUDEDIR=include \ -DCMAKE_INSTALL_LIBDIR=lib \ -DCMAKE_BUILD_TYPE=Release \ -GNinja rm -rf "${build_root}/build_${android_abi}/prefix" echo "Building CMake project for $android_abi" cmake --build "${build_root}/build_${android_abi}" echo "Installing CMake project for $android_abi" cmake --install "${build_root}/build_${android_abi}" done } classes_sources_jar_path="${prefabhome}/classes-sources.jar" classes_jar_path="${prefabhome}/classes.jar" compile_java() { classes_sources_root="${prefabhome}/classes-sources" rm -rf "${classes_sources_root}" mkdir -p "${classes_sources_root}/META-INF" echo "Copying LICENSE.txt to java build folder" cp "$sdl_root/LICENSE.txt" "${classes_sources_root}/META-INF" echo "Copy JAVA sources to java build folder" cp -r "$sdl_root/android-project/app/src/main/java/org" "${classes_sources_root}" java_sourceslist_path="${prefabhome}/java_sources.txt" pushd "${classes_sources_root}" echo "Collecting sources for classes-sources.jar" find "." -name "*.java" >"${java_sourceslist_path}" find "META-INF" -name "*" >>"${java_sourceslist_path}" echo "Creating classes-sources.jar" jar -cf "${classes_sources_jar_path}" "@${java_sourceslist_path}" popd classes_root="${prefabhome}/classes" mkdir -p "${classes_root}/META-INF" cp "$sdl_root/LICENSE.txt" "${classes_root}/META-INF" java_sourceslist_path="${prefabhome}/java_sources.txt" echo "Collecting sources for classes.jar" find "$sdl_root/android-project/app/src/main/java" -name "*.java" >"${java_sourceslist_path}" echo "Compiling classes" javac -encoding utf-8 -classpath "$android_platformdir/android.jar" -d "${classes_root}" "@${java_sourceslist_path}" java_classeslist_path="${prefabhome}/java_classes.txt" pushd "${classes_root}" find "." -name "*.class" >"${java_classeslist_path}" find "META-INF" -name "*" >>"${java_classeslist_path}" echo "Creating classes.jar" jar -cf "${classes_jar_path}" "@${java_classeslist_path}" popd } pom_filename="SDL${sdl_major}-${sdl_version}.pom" pom_filepath="${prefabhome}/${pom_filename}" create_pom_xml() { echo "Creating ${pom_filename}" cat >"${pom_filepath}" <<EOF <project> <modelVersion>4.0.0</modelVersion> <groupId>org.libsdl.android</groupId> <artifactId>SDL${sdl_major}</artifactId> <version>${sdl_version}</version> <packaging>aar</packaging> <name>SDL${sdl_major}</name> <description>The AAR for SDL${sdl_major}</description> <url>https://libsdl.org/</url> <licenses> <license> <name>zlib License</name> <url>https://github.com/libsdl-org/SDL/blob/main/LICENSE.txt</url> <distribution>repo</distribution> </license> </licenses> <scm> <connection>scm:git:https://github.com/libsdl-org/SDL</connection> <url>https://github.com/libsdl-org/SDL</url> </scm> </project> EOF } create_aar_androidmanifest() { echo "Creating AndroidManifest.xml" cat >"${aar_root}/AndroidManifest.xml" <<EOF <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="org.libsdl.android" android:versionCode="1" android:versionName="1.0"> <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="29"/> </manifest> EOF } echo "Creating AAR root directory" aar_root="${prefabhome}/SDL${sdl_major}-${sdl_version}" mkdir -p "${aar_root}" aar_metainfdir_path=${aar_root}/META-INF mkdir -p "${aar_metainfdir_path}" cp "${sdl_root}/LICENSE.txt" "${aar_metainfdir_path}" prefabworkdir="${aar_root}/prefab" mkdir -p "${prefabworkdir}" cat >"${prefabworkdir}/prefab.json" <<EOF { "schema_version": 2, "name": "SDL$sdl_major", "version": "$sdl_version", "dependencies": [] } EOF modulesworkdir="${prefabworkdir}/modules" mkdir -p "${modulesworkdir}" create_shared_sdl_module() { echo "Creating SDL${sdl_major} prefab module" for android_abi in $android_abis; do sdl_moduleworkdir="${modulesworkdir}/SDL${sdl_major}" mkdir -p "${sdl_moduleworkdir}" abi_build_prefix="${build_root}/build_${android_abi}/prefix" cat >"${sdl_moduleworkdir}/module.json" <<EOF { "export_libraries": [], "library_name": "libSDL${sdl_major}" } EOF mkdir -p "${sdl_moduleworkdir}/include" cp -r "${abi_build_prefix}/include/SDL${sdl_major}/"* "${sdl_moduleworkdir}/include/" rm "${sdl_moduleworkdir}/include/SDL_config.h" cp "$sdl_root/include/SDL_config.h" "$sdl_root/include/SDL_config_android.h" "${sdl_moduleworkdir}/include/" abi_sdllibdir="${sdl_moduleworkdir}/libs/android.${android_abi}" mkdir -p "${abi_sdllibdir}" cat >"${abi_sdllibdir}/abi.json" <<EOF { "abi": "${android_abi}", "api": ${android_api}, "ndk": ${android_ndk}, "stl": "${android_stl}", "static": false } EOF cp "${abi_build_prefix}/lib/libSDL${sdl_major}.so" "${abi_sdllibdir}" done } create_static_sdl_module() { echo "Creating SDL${sdl_major}-static prefab module" for android_abi in $android_abis; do sdl_moduleworkdir="${modulesworkdir}/SDL${sdl_major}-static" mkdir -p "${sdl_moduleworkdir}" abi_build_prefix="${build_root}/build_${android_abi}/prefix" cat >"${sdl_moduleworkdir}/module.json" <<EOF { "export_libraries": ["-ldl", "-lGLESv1_CM", "-lGLESv2", "-llog", "-landroid", "-lOpenSLES"] "library_name": "libSDL${sdl_major}" } EOF mkdir -p "${sdl_moduleworkdir}/include" cp -r "${abi_build_prefix}/include/SDL${sdl_major}/"* "${sdl_moduleworkdir}/include" rm "${sdl_moduleworkdir}/include/SDL_config.h" cp "$sdl_root/include/SDL_config.h" "$sdl_root/include/SDL_config_android.h" "${sdl_moduleworkdir}/include/" abi_sdllibdir="${sdl_moduleworkdir}/libs/android.${android_abi}" mkdir -p "${abi_sdllibdir}" cat >"${abi_sdllibdir}/abi.json" <<EOF { "abi": "${android_abi}", "api": ${android_api}, "ndk": ${android_ndk}, "stl": "${android_stl}", "static": true } EOF cp "${abi_build_prefix}/lib/libSDL${sdl_major}.a" "${abi_sdllibdir}" done } create_sdlmain_module() { echo "Creating SDL${sdl_major}main prefab module" for android_abi in $android_abis; do sdl_moduleworkdir="${modulesworkdir}/SDL${sdl_major}main" mkdir -p "${sdl_moduleworkdir}" abi_build_prefix="${build_root}/build_${android_abi}/prefix" cat >"${sdl_moduleworkdir}/module.json" <<EOF { "export_libraries": [], "library_name": "libSDL${sdl_major}main" } EOF abi_sdllibdir="${sdl_moduleworkdir}/libs/android.${android_abi}" mkdir -p "${abi_sdllibdir}" cat >"${abi_sdllibdir}/abi.json" <<EOF { "abi": "${android_abi}", "api": ${android_api}, "ndk": ${android_ndk}, "stl": "${android_stl}", "static": true } EOF cp "${abi_build_prefix}/lib/libSDL${sdl_major}main.a" "${abi_sdllibdir}" done } create_sdltest_module() { echo "Creating SDL${sdl_major}test prefab module" for android_abi in $android_abis; do sdl_moduleworkdir="${modulesworkdir}/SDL${sdl_major}test" mkdir -p "${sdl_moduleworkdir}" abi_build_prefix="${build_root}/build_${android_abi}/prefix" cat >"${sdl_moduleworkdir}/module.json" <<EOF { "export_libraries": [], "library_name": "libSDL${sdl_major}_test" } EOF abi_sdllibdir="${sdl_moduleworkdir}/libs/android.${android_abi}" mkdir -p "${abi_sdllibdir}" cat >"${abi_sdllibdir}/abi.json" <<EOF { "abi": "${android_abi}", "api": ${android_api}, "ndk": ${android_ndk}, "stl": "${android_stl}", "static": true } EOF cp "${abi_build_prefix}/lib/libSDL${sdl_major}_test.a" "${abi_sdllibdir}" done } build_cmake_projects compile_java create_pom_xml create_aar_androidmanifest create_shared_sdl_module create_static_sdl_module create_sdlmain_module create_sdltest_module pushd "${aar_root}" aar_filename="SDL${sdl_major}-${sdl_version}.aar" cp "${classes_jar_path}" ./classes.jar cp "${classes_sources_jar_path}" ./classes-sources.jar zip -r "${aar_filename}" AndroidManifest.xml classes.jar classes-sources.jar prefab META-INF zip -Tv "${aar_filename}" 2>/dev/null ; mv "${aar_filename}" "${prefabhome}" popd maven_filename="SDL${sdl_major}-${sdl_version}.zip" pushd "${prefabhome}" zip_filename="SDL${sdl_major}-${sdl_version}.zip" zip "${maven_filename}" "${aar_filename}" "${pom_filename}" 2>/dev/null; zip -Tv "${zip_filename}" 2>/dev/null; popd echo "Prefab zip is ready at ${prefabhome}/${aar_filename}" echo "Maven archive is ready at ${prefabhome}/${zip_filename}"