1 files changed, 276 insertions, 0 deletions

diff --git a/src/contrib/SDL-3.2.20/cmake/android/SdlAndroidFunctions.cmake b/src/contrib/SDL-3.2.20/cmake/android/SdlAndroidFunctions.cmake
new file mode 100644
index 0000000..4acce47
--- /dev/null
+++ b/src/contrib/SDL-3.2.20/cmake/android/SdlAndroidFunctions.cmake
@@ -0,0 +1,276 @@
+#[=======================================================================[
+
+This CMake script contains functions to build an Android APK.
+It is (currently) limited to packaging binaries for a single architecture.
+
+#]=======================================================================]
+
+cmake_minimum_required(VERSION 3.7...3.28)
+
+if(NOT PROJECT_NAME MATCHES "^SDL.*")
+  message(WARNING "This module is internal to SDL and is currently not supported.")
+endif()
+
+function(_sdl_create_outdir_for_target OUTDIRECTORY TARGET)
+  set(outdir "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${TARGET}.dir")
+  # Some CMake versions have a slow `cmake -E make_directory` implementation
+  if(NOT IS_DIRECTORY "${outdir}")
+    execute_process(COMMAND "${CMAKE_COMMAND}" -E make_directory "${outdir}")
+  endif()
+  set("${OUTDIRECTORY}" "${outdir}" PARENT_SCOPE)
+endfunction()
+
+function(sdl_create_android_debug_keystore TARGET)
+  set(output "${CMAKE_CURRENT_BINARY_DIR}/${TARGET}_debug.keystore")
+  add_custom_command(OUTPUT ${output}
+    COMMAND ${CMAKE_COMMAND} -E rm -f "${output}"
+    COMMAND SdlAndroid::keytool -genkey -keystore "${output}" -storepass android -alias androiddebugkey -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "C=US, O=Android, CN=Android Debug"
+  )
+  add_custom_target(${TARGET} DEPENDS "${output}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUT "${output}")
+endfunction()
+
+function(sdl_android_compile_resources TARGET)
+  cmake_parse_arguments(arg "" "RESFOLDER" "RESOURCES" ${ARGN})
+
+  if(NOT arg_RESFOLDER AND NOT arg_RESOURCES)
+    message(FATAL_ERROR "Missing RESFOLDER or RESOURCES argument (need one or both)")
+  endif()
+  _sdl_create_outdir_for_target(outdir "${TARGET}")
+  set(out_files "")
+
+  set(res_files "")
+  if(arg_RESFOLDER)
+    get_filename_component(arg_RESFOLDER "${arg_RESFOLDER}" ABSOLUTE BASE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+    file(GLOB_RECURSE res_folder_files "${arg_RESFOLDER}/*")
+    list(APPEND res_files ${res_folder_files})
+
+    foreach(res_file IN LISTS res_files)
+      file(RELATIVE_PATH rel_res_file "${arg_RESFOLDER}" "${res_file}")
+      string(REPLACE "/" "_" rel_comp_path "${rel_res_file}")
+      if(res_file MATCHES ".*res/values.*\\.xml$")
+        string(REGEX REPLACE "\\.xml" ".arsc" rel_comp_path "${rel_comp_path}")
+      endif()
+      set(comp_path "${outdir}/${rel_comp_path}.flat")
+      add_custom_command(
+        OUTPUT "${comp_path}"
+        COMMAND SdlAndroid::aapt2 compile -o "${outdir}" "${res_file}"
+        DEPENDS ${res_file}
+      )
+      list(APPEND out_files "${comp_path}")
+    endforeach()
+  endif()
+
+  if(arg_RESOURCES)
+    list(APPEND res_files ${arg_RESOURCES})
+    foreach(res_file IN LISTS arg_RESOURCES)
+      string(REGEX REPLACE ".*/res/" "" rel_res_file ${res_file})
+      string(REPLACE "/" "_" rel_comp_path "${rel_res_file}")
+      if(res_file MATCHES ".*res/values.*\\.xml$")
+        string(REGEX REPLACE "\\.xml" ".arsc" rel_comp_path "${rel_comp_path}")
+      endif()
+      set(comp_path "${outdir}/${rel_comp_path}.flat")
+      add_custom_command(
+        OUTPUT "${comp_path}"
+        COMMAND SdlAndroid::aapt2 compile -o "${outdir}" "${res_file}"
+        DEPENDS ${res_file}
+      )
+      list(APPEND out_files "${comp_path}")
+    endforeach()
+  endif()
+
+  add_custom_target(${TARGET} DEPENDS ${out_files})
+  set_property(TARGET "${TARGET}" PROPERTY OUTPUTS "${out_files}")
+  set_property(TARGET "${TARGET}" PROPERTY SOURCES "${res_files}")
+endfunction()
+
+function(sdl_android_link_resources TARGET)
+  cmake_parse_arguments(arg "NO_DEBUG" "MIN_SDK_VERSION;TARGET_SDK_VERSION;ANDROID_JAR;OUTPUT_APK;MANIFEST;PACKAGE" "RES_TARGETS" ${ARGN})
+
+  if(arg_MANIFEST)
+    get_filename_component(arg_MANIFEST "${arg_MANIFEST}" ABSOLUTE BASE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+  else()
+    message(FATAL_ERROR "sdl_add_android_link_resources_target requires a Android MANIFEST path (${arg_MANIFEST})")
+  endif()
+  if(NOT arg_PACKAGE)
+    file(READ "${arg_MANIFEST}" manifest_contents)
+    string(REGEX MATCH "package=\"([a-zA-Z0-9_.]+)\"" package_match "${manifest_contents}")
+    if(NOT package_match)
+      message(FATAL_ERROR "Could not extract package from Android manifest (${arg_MANIFEST})")
+    endif()
+    set(arg_PACKAGE "${CMAKE_MATCH_1}")
+  endif()
+
+  set(depends "")
+
+  _sdl_create_outdir_for_target(outdir "${TARGET}")
+  string(REPLACE "." "/" java_r_path "${arg_PACKAGE}")
+  get_filename_component(java_r_path "${java_r_path}" ABSOLUTE BASE_DIR "${outdir}")
+  set(java_r_path "${java_r_path}/R.java")
+
+  set(command SdlAndroid::aapt2 link)
+  if(NOT arg_NO_DEBUG)
+    list(APPEND command --debug-mode)
+  endif()
+  if(arg_MIN_SDK_VERSION)
+    list(APPEND command --min-sdk-version ${arg_MIN_SDK_VERSION})
+  endif()
+  if(arg_TARGET_SDK_VERSION)
+    list(APPEND command --target-sdk-version ${arg_TARGET_SDK_VERSION})
+  endif()
+  if(arg_ANDROID_JAR)
+    list(APPEND command -I "${arg_ANDROID_JAR}")
+  else()
+    list(APPEND command -I "${SDL_ANDROID_PLATFORM_ANDROID_JAR}")
+  endif()
+  if(NOT arg_OUTPUT_APK)
+    set(arg_OUTPUT_APK "${TARGET}.apk")
+  endif()
+  get_filename_component(arg_OUTPUT_APK "${arg_OUTPUT_APK}" ABSOLUTE BASE_DIR "${outdir}")
+  list(APPEND command -o "${arg_OUTPUT_APK}")
+  list(APPEND command --java "${outdir}")
+  list(APPEND command --manifest "${arg_MANIFEST}")
+  foreach(res_target IN LISTS arg_RES_TARGETS)
+    list(APPEND command $<TARGET_PROPERTY:${res_target},OUTPUTS>)
+    list(APPEND depends $<TARGET_PROPERTY:${res_target},OUTPUTS>)
+  endforeach()
+  add_custom_command(
+    OUTPUT "${arg_OUTPUT_APK}" "${java_r_path}"
+    COMMAND ${command}
+    DEPENDS ${depends} ${arg_MANIFEST}
+    COMMAND_EXPAND_LISTS
+    VERBATIM
+  )
+  add_custom_target(${TARGET} DEPENDS "${arg_OUTPUT_APK}" "${java_r_path}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUT "${arg_OUTPUT_APK}")
+  set_property(TARGET ${TARGET} PROPERTY JAVA_R "${java_r_path}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUTS "${${arg_OUTPUT_APK}};${java_r_path}")
+endfunction()
+
+function(sdl_add_to_apk_unaligned TARGET)
+  cmake_parse_arguments(arg "" "APK_IN;NAME;OUTDIR" "ASSETS;NATIVE_LIBS;DEX" ${ARGN})
+
+  if(NOT arg_APK_IN)
+    message(FATAL_ERROR "Missing APK_IN argument")
+  endif()
+
+  if(NOT TARGET ${arg_APK_IN})
+    message(FATAL_ERROR "APK_IN (${arg_APK_IN}) must be a target providing an apk")
+  endif()
+
+  _sdl_create_outdir_for_target(workdir ${TARGET})
+
+  if(NOT arg_OUTDIR)
+    set(arg_OUTDIR "${CMAKE_CURRENT_BINARY_DIR}")
+  endif()
+
+  if(NOT arg_NAME)
+    string(REGEX REPLACE "[:-]+" "." arg_NAME "${TARGET}")
+    if(NOT arg_NAME MATCHES "\\.apk")
+      set(arg_NAME "${arg_NAME}.apk")
+    endif()
+  endif()
+  get_filename_component(apk_file "${arg_NAME}" ABSOLUTE BASE_DIR "${arg_OUTDIR}")
+
+  set(apk_libdir "lib/${ANDROID_ABI}")
+
+  set(depends "")
+
+  set(commands
+    COMMAND "${CMAKE_COMMAND}" -E remove_directory -rf "${apk_libdir}" "assets"
+    COMMAND "${CMAKE_COMMAND}" -E make_directory "${apk_libdir}" "assets"
+    COMMAND "${CMAKE_COMMAND}" -E copy "$<TARGET_PROPERTY:${arg_APK_IN},OUTPUT>" "${apk_file}"
+  )
+
+  set(dex_i "1")
+  foreach(dex IN LISTS arg_DEX)
+    set(suffix "${dex_i}")
+    if(suffix STREQUAL "1")
+      set(suffix "")
+    endif()
+    list(APPEND commands
+      COMMAND "${CMAKE_COMMAND}" -E copy "$<TARGET_PROPERTY:${dex},OUTPUT>" "classes${suffix}.dex"
+      COMMAND SdlAndroid::zip -u -q -j "${apk_file}" "classes${suffix}.dex"
+    )
+    math(EXPR dex_i "${dex_i}+1")
+    list(APPEND depends "$<TARGET_PROPERTY:${dex},OUTPUT>")
+  endforeach()
+
+  foreach(native_lib IN LISTS arg_NATIVE_LIBS)
+    list(APPEND commands
+      COMMAND "${CMAKE_COMMAND}" -E copy $<TARGET_FILE:${native_lib}> "${apk_libdir}/$<TARGET_FILE_NAME:${native_lib}>"
+      COMMAND SdlAndroid::zip -u -q "${apk_file}" "${apk_libdir}/$<TARGET_FILE_NAME:${native_lib}>"
+    )
+  endforeach()
+  if(arg_ASSETS)
+    list(APPEND commands
+      COMMAND "${CMAKE_COMMAND}" -E copy ${arg_ASSETS} "assets"
+      COMMAND SdlAndroid::zip -u -r -q "${apk_file}" "assets"
+    )
+  endif()
+
+  add_custom_command(OUTPUT "${apk_file}"
+    ${commands}
+    DEPENDS ${arg_NATIVE_LIBS} ${depends} "$<TARGET_PROPERTY:${arg_APK_IN},OUTPUT>"
+    WORKING_DIRECTORY "${workdir}"
+  )
+  add_custom_target(${TARGET} DEPENDS "${apk_file}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUT "${apk_file}")
+endfunction()
+
+function(sdl_apk_align TARGET APK_IN)
+  cmake_parse_arguments(arg "" "NAME;OUTDIR" "" ${ARGN})
+
+  if(NOT TARGET ${arg_APK_IN})
+    message(FATAL_ERROR "APK_IN (${arg_APK_IN}) must be a target providing an apk")
+  endif()
+
+  if(NOT arg_OUTDIR)
+    set(arg_OUTDIR "${CMAKE_CURRENT_BINARY_DIR}")
+  endif()
+
+  if(NOT arg_NAME)
+    string(REGEX REPLACE "[:-]+" "." arg_NAME "${TARGET}")
+    if(NOT arg_NAME MATCHES "\\.apk")
+      set(arg_NAME "${arg_NAME}.apk")
+    endif()
+  endif()
+  get_filename_component(apk_file "${arg_NAME}" ABSOLUTE BASE_DIR "${arg_OUTDIR}")
+
+  add_custom_command(OUTPUT "${apk_file}"
+    COMMAND SdlAndroid::zipalign -f 4 "$<TARGET_PROPERTY:${APK_IN},OUTPUT>" "${apk_file}"
+    DEPENDS "$<TARGET_PROPERTY:${APK_IN},OUTPUT>"
+  )
+  add_custom_target(${TARGET} DEPENDS "${apk_file}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUT "${apk_file}")
+endfunction()
+
+function(sdl_apk_sign TARGET APK_IN)
+  cmake_parse_arguments(arg "" "OUTPUT;KEYSTORE" "" ${ARGN})
+
+  if(NOT TARGET ${arg_APK_IN})
+    message(FATAL_ERROR "APK_IN (${arg_APK_IN}) must be a target providing an apk")
+  endif()
+
+  if(NOT TARGET ${arg_KEYSTORE})
+    message(FATAL_ERROR "APK_KEYSTORE (${APK_KEYSTORE}) must be a target providing a keystore")
+  endif()
+
+  if(NOT arg_OUTPUT)
+    string(REGEX REPLACE "[:-]+" "." arg_OUTPUT "${TARGET}")
+    if(NOT arg_OUTPUT MATCHES "\\.apk")
+      set(arg_OUTPUT "${arg_OUTPUT}.apk")
+    endif()
+  endif()
+  get_filename_component(apk_file "${arg_OUTPUT}" ABSOLUTE BASE_DIR "${CMAKE_CURRENT_BINARY_DIR}")
+
+  add_custom_command(OUTPUT "${apk_file}"
+    COMMAND SdlAndroid::apksigner sign
+      --ks "$<TARGET_PROPERTY:${arg_KEYSTORE},OUTPUT>"
+      --ks-pass pass:android --in "$<TARGET_PROPERTY:${APK_IN},OUTPUT>" --out "${apk_file}"
+    DEPENDS "$<TARGET_PROPERTY:${APK_IN},OUTPUT>" "$<TARGET_PROPERTY:${arg_KEYSTORE},OUTPUT>"
+    BYPRODUCTS "${apk_file}.idsig"
+  )
+  add_custom_target(${TARGET} DEPENDS "${apk_file}")
+  set_property(TARGET ${TARGET} PROPERTY OUTPUT "${apk_file}")
+endfunction()