mirror of
https://github.com/QuasarApp/qt-android-cmake.git
synced 2025-04-27 14:14:33 +00:00
311 lines
14 KiB
CMake
311 lines
14 KiB
CMake
cmake_minimum_required(VERSION 3.0.0 FATAL_ERROR)
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# store the current source directory for future use
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set(QT_ANDROID_SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR})
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# check the JAVA_HOME environment variable
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# (I couldn't find a way to set it from this script, it has to be defined outside)
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set(JAVA_HOME $ENV{JAVA_HOME})
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if(NOT JAVA_HOME)
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message(FATAL_ERROR "The JAVA_HOME environment variable is not set. Please set it to the root directory of the JDK.")
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endif()
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# make sure that the Android toolchain is used
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if(NOT ANDROID)
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message(FATAL_ERROR "Trying to use the CMake Android package without the Android toolchain. Please use the provided toolchain (toolchain/android.toolchain.cmake)")
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endif()
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if(NOT QT_VERSION_MAJOR)
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find_package(QT NAMES Qt6 Qt5 COMPONENTS Core REQUIRED)
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endif()
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# find the Qt root directory
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if(NOT Qt${QT_VERSION_MAJOR}Core_DIR)
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find_package(Qt${QT_VERSION_MAJOR}Core REQUIRED)
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endif()
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get_filename_component(QT_ANDROID_QT_ROOT "${Qt${QT_VERSION_MAJOR}Core_DIR}/../../.." ABSOLUTE)
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message(STATUS "Found Qt for Android: ${QT_ANDROID_QT_ROOT}")
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# find the Android SDK
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if(NOT QT_ANDROID_SDK_ROOT)
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set(QT_ANDROID_SDK_ROOT $ENV{ANDROID_SDK})
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if(NOT QT_ANDROID_SDK_ROOT)
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set(QT_ANDROID_SDK_ROOT $ENV{ANDROID_SDK_ROOT})
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if(NOT QT_ANDROID_SDK_ROOT)
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message(FATAL_ERROR "Could not find the Android SDK. Please set either the ANDROID_SDK environment variable, or the QT_ANDROID_SDK_ROOT CMake variable to the root directory of the Android SDK")
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endif()
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endif()
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endif()
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string(REPLACE "\\" "/" QT_ANDROID_SDK_ROOT ${QT_ANDROID_SDK_ROOT}) # androiddeployqt doesn't like backslashes in paths
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message(STATUS "Found Android SDK: ${QT_ANDROID_SDK_ROOT}")
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# find the Android NDK
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if(NOT QT_ANDROID_NDK_ROOT)
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set(QT_ANDROID_NDK_ROOT $ENV{ANDROID_NDK})
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if(NOT QT_ANDROID_NDK_ROOT)
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set(QT_ANDROID_NDK_ROOT ${ANDROID_NDK})
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if(NOT QT_ANDROID_NDK_ROOT)
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message(FATAL_ERROR "Could not find the Android NDK. Please set either the ANDROID_NDK environment or CMake variable, or the QT_ANDROID_NDK_ROOT CMake variable to the root directory of the Android NDK")
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endif()
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endif()
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endif()
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string(REPLACE "\\" "/" QT_ANDROID_NDK_ROOT ${QT_ANDROID_NDK_ROOT}) # androiddeployqt doesn't like backslashes in paths
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message(STATUS "Found Android NDK: ${QT_ANDROID_NDK_ROOT}")
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include(CMakeParseArguments)
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# define a macro to create an Android APK target
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#
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# example:
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# add_qt_android_apk(my_app_apk my_app
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# NAME "My App"
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# VERSION_CODE 12
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# PACKAGE_NAME "org.mycompany.myapp"
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# PACKAGE_SOURCES ${CMAKE_CURRENT_LIST_DIR}/my-android-sources
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# KEYSTORE ${CMAKE_CURRENT_LIST_DIR}/mykey.keystore myalias
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# KEYSTORE_PASSWORD xxxx
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# DEPENDS a_linked_target "path/to/a_linked_library.so" ...
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# INSTALL
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#)
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#
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macro(add_qt_android_apk TARGET SOURCE_TARGET)
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# parse the macro arguments
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cmake_parse_arguments(ARG "INSTALL" "NAME;VERSION_CODE;PACKAGE_NAME;PACKAGE_SOURCES;KEYSTORE_PASSWORD" "DEPENDS;KEYSTORE" ${ARGN})
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# extract the full path of the source target binary
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set(QT_ANDROID_APP_PATH "$<TARGET_FILE:${SOURCE_TARGET}>") # full file path to the app's main shared library
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if(${Qt5Core_VERSION} VERSION_GREATER_EQUAL 5.14)
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set(QT_ANDROID_SUPPORT_MULTI_ABI ON)
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endif()
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if(QT_ANDROID_SUPPORT_MULTI_ABI)
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# qtandroideploy will append by itself the ANDROID_ABI to the target name
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set(QT_ANDROID_APPLICATION_BINARY "${SOURCE_TARGET}")
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else()
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set(QT_ANDROID_APPLICATION_BINARY ${QT_ANDROID_APP_PATH})
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endif()
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# define the application name
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if(ARG_NAME)
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set(QT_ANDROID_APP_NAME ${ARG_NAME})
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else()
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set(QT_ANDROID_APP_NAME ${SOURCE_TARGET})
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endif()
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# define the application package name
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if(ARG_PACKAGE_NAME)
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set(QT_ANDROID_APP_PACKAGE_NAME ${ARG_PACKAGE_NAME})
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else()
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set(QT_ANDROID_APP_PACKAGE_NAME org.qtproject.${SOURCE_TARGET})
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endif()
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# detect latest Android SDK build-tools revision
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set(QT_ANDROID_SDK_BUILDTOOLS_REVISION "0.0.0")
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file(GLOB ALL_BUILD_TOOLS_VERSIONS RELATIVE ${QT_ANDROID_SDK_ROOT}/build-tools ${QT_ANDROID_SDK_ROOT}/build-tools/*)
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foreach(BUILD_TOOLS_VERSION ${ALL_BUILD_TOOLS_VERSIONS})
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# find subfolder with greatest version
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if (${BUILD_TOOLS_VERSION} VERSION_GREATER ${QT_ANDROID_SDK_BUILDTOOLS_REVISION})
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set(QT_ANDROID_SDK_BUILDTOOLS_REVISION ${BUILD_TOOLS_VERSION})
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endif()
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endforeach()
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message(STATUS "Found Android SDK build tools version: ${QT_ANDROID_SDK_BUILDTOOLS_REVISION}")
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# get version code from arguments, or generate a fixed one if not provided
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set(QT_ANDROID_APP_VERSION_CODE ${ARG_VERSION_CODE})
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if(NOT QT_ANDROID_APP_VERSION_CODE)
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set(QT_ANDROID_APP_VERSION_CODE 1)
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endif()
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# try to extract the app version from the target properties, or use the version code if not provided
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get_property(QT_ANDROID_APP_VERSION TARGET ${SOURCE_TARGET} PROPERTY VERSION)
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if(NOT QT_ANDROID_APP_VERSION)
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if(PROJECT_VERSION)
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set(QT_ANDROID_APP_VERSION ${PROJECT_VERSION})
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else()
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set(QT_ANDROID_APP_VERSION ${QT_ANDROID_APP_VERSION_CODE})
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endif()
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endif()
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# check if the user provides a custom source package and its own manifest file
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if(ARG_PACKAGE_SOURCES)
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if(EXISTS "${ARG_PACKAGE_SOURCES}/AndroidManifest.xml")
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# custom manifest provided, use the provided source package directly
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set(QT_ANDROID_APP_PACKAGE_SOURCE_ROOT ${ARG_PACKAGE_SOURCES})
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elseif(EXISTS "${ARG_PACKAGE_SOURCES}/AndroidManifest.xml.in")
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# custom manifest template provided
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set(QT_ANDROID_MANIFEST_TEMPLATE "${ARG_PACKAGE_SOURCES}/AndroidManifest.xml.in")
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endif()
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endif()
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# generate a source package directory if none was provided, or if we need to configure a manifest file
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if(NOT QT_ANDROID_APP_PACKAGE_SOURCE_ROOT)
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# create our own configured package directory in build dir
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set(QT_ANDROID_APP_PACKAGE_SOURCE_ROOT "${CMAKE_CURRENT_BINARY_DIR}/package")
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# create the manifest from the template file
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if(NOT QT_ANDROID_MANIFEST_TEMPLATE)
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set(QT_ANDROID_MANIFEST_TEMPLATE "${QT_ANDROID_SOURCE_DIR}/AndroidManifest.xml.in")
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endif()
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configure_file(${QT_ANDROID_MANIFEST_TEMPLATE} ${CMAKE_CURRENT_BINARY_DIR}/AndroidManifest.xml @ONLY)
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# define commands that will be added before the APK target build commands, to refresh the source package directory
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set(QT_ANDROID_PRE_COMMANDS ${QT_ANDROID_PRE_COMMANDS} COMMAND ${CMAKE_COMMAND} -E remove_directory ${QT_ANDROID_APP_PACKAGE_SOURCE_ROOT}) # clean the destination directory
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set(QT_ANDROID_PRE_COMMANDS ${QT_ANDROID_PRE_COMMANDS} COMMAND ${CMAKE_COMMAND} -E make_directory ${QT_ANDROID_APP_PACKAGE_SOURCE_ROOT}) # re-create it
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if(ARG_PACKAGE_SOURCES)
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set(QT_ANDROID_PRE_COMMANDS ${QT_ANDROID_PRE_COMMANDS} COMMAND ${CMAKE_COMMAND} -E copy_directory ${ARG_PACKAGE_SOURCES} ${QT_ANDROID_APP_PACKAGE_SOURCE_ROOT}) # copy the user package
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endif()
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set(QT_ANDROID_PRE_COMMANDS ${QT_ANDROID_PRE_COMMANDS} COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/AndroidManifest.xml ${QT_ANDROID_APP_PACKAGE_SOURCE_ROOT}/AndroidManifest.xml) # copy the generated manifest
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endif()
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# newer NDK toolchains don't define ANDROID_STL_PREFIX anymore,
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# so this is a fallback to the only supported value in recent versions
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if(NOT ANDROID_STL_PREFIX)
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if(ANDROID_STL MATCHES "^c\\+\\+_")
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set(ANDROID_STL_PREFIX llvm-libc++)
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endif()
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endif()
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if(NOT ANDROID_STL_PREFIX)
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message(WARNING "Failed to determine ANDROID_STL_PREFIX value for ANDROID_STL=${ANDROID_STL}")
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endif()
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if(QT_ANDROID_SUPPORT_MULTI_ABI)
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# from Qt 5.14 qtandroideploy will find the correct stl.
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set(QT_ANDROID_STL_PATH "${QT_ANDROID_NDK_ROOT}/sources/cxx-stl/${ANDROID_STL_PREFIX}/libs")
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else()
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# define the STL shared library path
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# up until NDK r18, ANDROID_STL_SHARED_LIBRARIES is populated by the NDK's toolchain file
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# since NDK r19, the only option for a shared STL library is libc++_shared
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if(ANDROID_STL_SHARED_LIBRARIES)
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list(GET ANDROID_STL_SHARED_LIBRARIES 0 STL_LIBRARY_NAME) # we can only give one to androiddeployqt
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if(ANDROID_STL_PATH)
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set(QT_ANDROID_STL_PATH "${ANDROID_STL_PATH}/libs/${ANDROID_ABI}/lib${ANDROID_STL}.so")
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else()
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set(QT_ANDROID_STL_PATH "${QT_ANDROID_NDK_ROOT}/sources/cxx-stl/${ANDROID_STL_PREFIX}/libs/${ANDROID_ABI}/lib${ANDROID_STL}.so")
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endif()
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elseif(ANDROID_STL STREQUAL c++_shared)
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set(QT_ANDROID_STL_PATH "${QT_ANDROID_NDK_ROOT}/sources/cxx-stl/${ANDROID_STL_PREFIX}/libs/${ANDROID_ABI}/libc++_shared.so")
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else()
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message(WARNING "ANDROID_STL (${ANDROID_STL}) isn't a known shared stl library."
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"You should consider setting ANDROID_STL to c++_shared (like Qt).")
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set(QT_ANDROID_STL_PATH "${QT_ANDROID_NDK_ROOT}/sources/cxx-stl/${ANDROID_STL_PREFIX}/libs/${ANDROID_ABI}/libc++_shared.so")
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endif()
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endif()
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# From Qt 5.14 qtandroideploy "target-architecture" is no longer valid in input file
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# It have been replaced by "architectures": { "${ANDROID_ABI}": "${ANDROID_ABI}" }
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# This allow to package multiple ABI in a single apk
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# For now we only support single ABI build with this script (to ensure it work with Qt5.14 & Qt5.15)
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if(QT_ANDROID_SUPPORT_MULTI_ABI)
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set(QT_ANDROID_ARCHITECTURES "\"${ANDROID_ABI}\":\"${ANDROID_ABI}\"")
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endif()
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# set the list of dependant libraries
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if(ARG_DEPENDS)
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foreach(LIB ${ARG_DEPENDS})
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if(TARGET ${LIB})
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# item is a CMake target, extract the library path
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set(LIB "$<TARGET_FILE:${LIB}>")
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endif()
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if(EXTRA_LIBS)
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set(EXTRA_LIBS "${EXTRA_LIBS},${LIB}")
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else()
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set(EXTRA_LIBS "${LIB}")
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endif()
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endforeach()
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set(QT_ANDROID_APP_EXTRA_LIBS "\"android-extra-libs\": \"${EXTRA_LIBS}\",")
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endif()
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# determine whether to use the gcc- or llvm/clang- toolchain;
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# if ANDROID_USE_LLVM was explicitly set, use its value directly,
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# otherwise ANDROID_TOOLCHAIN value (set by the NDK's toolchain file)
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# says whether llvm/clang or gcc is used
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if(DEFINED ANDROID_USE_LLVM)
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string(TOLOWER "${ANDROID_USE_LLVM}" QT_ANDROID_USE_LLVM)
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elseif(ANDROID_TOOLCHAIN STREQUAL clang)
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set(QT_ANDROID_USE_LLVM "true")
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else()
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set(QT_ANDROID_USE_LLVM "false")
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endif()
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# set some toolchain variables used by androiddeployqt;
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# unfortunately, Qt tries to build paths from these variables although these full paths
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# are already available in the toochain file, so we have to parse them if using gcc
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if(QT_ANDROID_USE_LLVM STREQUAL "true")
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set(QT_ANDROID_TOOLCHAIN_PREFIX "llvm")
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set(QT_ANDROID_TOOLCHAIN_VERSION)
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set(QT_ANDROID_TOOL_PREFIX "llvm")
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else()
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string(REGEX MATCH "${QT_ANDROID_NDK_ROOT}/toolchains/(.*)-(.*)/prebuilt/.*/bin/(.*)-" ANDROID_TOOLCHAIN_PARSED ${ANDROID_TOOLCHAIN_PREFIX})
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if(ANDROID_TOOLCHAIN_PARSED)
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set(QT_ANDROID_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
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set(QT_ANDROID_TOOLCHAIN_VERSION ${CMAKE_MATCH_2})
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set(QT_ANDROID_TOOL_PREFIX ${CMAKE_MATCH_3})
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else()
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message(FATAL_ERROR "Failed to parse ANDROID_TOOLCHAIN_PREFIX to get toolchain prefix and version and tool prefix")
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endif()
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endif()
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# make sure that the output directory for the Android package exists
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set(QT_ANDROID_APP_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/${SOURCE_TARGET}-${ANDROID_ABI})
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file(MAKE_DIRECTORY ${QT_ANDROID_APP_BINARY_DIR}/libs/${ANDROID_ABI})
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# create the configuration file that will feed androiddeployqt
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# 1. replace placeholder variables at generation time
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configure_file(${QT_ANDROID_SOURCE_DIR}/qtdeploy.json.in ${CMAKE_CURRENT_BINARY_DIR}/qtdeploy.json.in @ONLY)
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# 2. evaluate generator expressions at build time
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file(GENERATE
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/qtdeploy.json
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INPUT ${CMAKE_CURRENT_BINARY_DIR}/qtdeploy.json.in
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)
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# 3. Configure build.gradle to properly work with Android Studio import
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set(QT_ANDROID_NATIVE_API_LEVEL ${ANDROID_NATIVE_API_LEVEL})
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configure_file(${QT_ANDROID_SOURCE_DIR}/build.gradle.in ${QT_ANDROID_APP_BINARY_DIR}/build.gradle @ONLY)
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# check if the apk must be signed
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if(ARG_KEYSTORE)
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set(SIGN_OPTIONS --sign ${ARG_KEYSTORE})
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if(ARG_KEYSTORE_PASSWORD)
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set(SIGN_OPTIONS ${SIGN_OPTIONS} --storepass ${ARG_KEYSTORE_PASSWORD})
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endif()
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endif()
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# check if the apk must be installed to the device
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if(ARG_INSTALL)
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set(INSTALL_OPTIONS --reinstall)
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endif()
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# specify the Android API level
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if(ANDROID_PLATFORM_LEVEL)
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set(TARGET_LEVEL_OPTIONS --android-platform android-${ANDROID_PLATFORM_LEVEL})
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endif()
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# determine the build type to pass to androiddeployqt
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if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug" AND NOT ARG_KEYSTORE)
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set(QT_ANDROID_BUILD_TYPE --debug)
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elseif()
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set(QT_ANDROID_BUILD_TYPE --release)
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endif()
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# create a custom command that will run the androiddeployqt utility to prepare the Android package
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add_custom_target(
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${TARGET}
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DEPENDS ${SOURCE_TARGET}
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${QT_ANDROID_PRE_COMMANDS}
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# it seems that recompiled libraries are not copied if we don't remove them first
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COMMAND ${CMAKE_COMMAND} -E remove_directory ${QT_ANDROID_APP_BINARY_DIR}/libs/${ANDROID_ABI}
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COMMAND ${CMAKE_COMMAND} -E make_directory ${QT_ANDROID_APP_BINARY_DIR}/libs/${ANDROID_ABI}
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COMMAND ${CMAKE_COMMAND} -E copy ${QT_ANDROID_APP_PATH} ${QT_ANDROID_APP_BINARY_DIR}/libs/${ANDROID_ABI}
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COMMAND ${QT_ANDROID_QT_ROOT}/bin/androiddeployqt
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--verbose
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--output ${QT_ANDROID_APP_BINARY_DIR}
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--input ${CMAKE_CURRENT_BINARY_DIR}/qtdeploy.json
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--gradle
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${QT_ANDROID_BUILD_TYPE}
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${TARGET_LEVEL_OPTIONS}
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${INSTALL_OPTIONS}
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${SIGN_OPTIONS}
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)
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endmacro()
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