cmake_minimum_required(VERSION 3.0.2 FATAL_ERROR) project(TdJavaExample VERSION 1.0 LANGUAGES CXX) find_package(Td REQUIRED) if (NOT JNI_FOUND) find_package(JNI REQUIRED) endif() message(STATUS "Found JNI: ${JNI_INCLUDE_DIRS} ${JNI_LIBRARIES}") if (NOT Java_FOUND) find_package(Java 1.6 REQUIRED) endif() message(STATUS "Found Java: ${Java_JAVAC_EXECUTABLE} ${Java_JAVADOC_EXECUTABLE}") # Generating TdApi.java find_program(PHP_EXECUTABLE php) set(TD_API_JAVA_PACKAGE "org/drinkless/tdlib") set(TD_API_JAVA_PATH ${CMAKE_CURRENT_SOURCE_DIR}) set(TD_API_TLO_PATH ${CMAKE_CURRENT_SOURCE_DIR}/td/bin/td/generate/scheme/td_api.tlo) set(TD_API_TL_PATH ${CMAKE_CURRENT_SOURCE_DIR}/td/bin/td/generate/scheme/td_api.tl) set(JAVADOC_TL_DOCUMENTATION_GENERATOR_PATH ${CMAKE_CURRENT_SOURCE_DIR}/td/bin/td/generate/JavadocTlDocumentationGenerator.php) set(GENERATE_JAVA_API_CMD ${CMAKE_CURRENT_SOURCE_DIR}/td/bin/td_generate_java_api TdApi ${TD_API_TLO_PATH} ${TD_API_JAVA_PATH} ${TD_API_JAVA_PACKAGE}) if (PHP_EXECUTABLE) set(GENERATE_JAVA_API_CMD ${GENERATE_JAVA_API_CMD} && ${PHP_EXECUTABLE} ${JAVADOC_TL_DOCUMENTATION_GENERATOR_PATH} ${TD_API_TL_PATH} ${TD_API_JAVA_PATH}/${TD_API_JAVA_PACKAGE}/TdApi.java) endif() add_custom_target(td_generate_java_api COMMAND ${GENERATE_JAVA_API_CMD} COMMENT "Generating Java TDLib API source files" DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/td/bin/td_generate_java_api ${TD_API_TLO_PATH} ${TD_API_TL_PATH} ${JAVADOC_TL_DOCUMENTATION_GENERATOR_PATH} ) set(JAVA_SOURCE_PATH "${TD_API_JAVA_PATH}/${TD_API_JAVA_PACKAGE}") get_filename_component(JAVA_OUTPUT_DIRECTORY ${CMAKE_INSTALL_PREFIX}/bin REALPATH BASE_DIR "${CMAKE_CURRENT_BINARY_DIR}") file(MAKE_DIRECTORY ${JAVA_OUTPUT_DIRECTORY}) add_custom_target(build_java COMMAND ${Java_JAVAC_EXECUTABLE} -d ${JAVA_OUTPUT_DIRECTORY} ${JAVA_SOURCE_PATH}/example/Example.java ${JAVA_SOURCE_PATH}/Client.java ${JAVA_SOURCE_PATH}/Log.java ${JAVA_SOURCE_PATH}/TdApi.java COMMENT "Building Java code" DEPENDS td_generate_java_api ) set(JAVA_SOURCE_PATH "${TD_API_JAVA_PATH}/${TD_API_JAVA_PACKAGE}") add_custom_target(generate_javadoc COMMAND ${Java_JAVADOC_EXECUTABLE} -d ${JAVA_OUTPUT_DIRECTORY}/../docs org.drinkless.tdlib WORKING_DIRECTORY ${TD_API_JAVA_PATH} COMMENT "Generating Javadoc documentation" DEPENDS td_generate_java_api ) # Building shared library add_library(tdjni SHARED td_jni.cpp ) target_include_directories(tdjni PRIVATE ${JAVA_INCLUDE_PATH} ${JAVA_INCLUDE_PATH2}) target_link_libraries(tdjni PRIVATE Td::TdStatic ${JAVA_JVM_LIBRARY}) target_compile_definitions(tdjni PRIVATE PACKAGE_NAME="${TD_API_JAVA_PACKAGE}") if (${CMAKE_CXX_COMPILER_ID} STREQUAL GNU) set(GCC 1) elseif (${CMAKE_CXX_COMPILER_ID} MATCHES Clang) set(CLANG 1) elseif (${CMAKE_CXX_COMPILER_ID} STREQUAL Intel) set(INTEL 1) elseif (NOT MSVC) message(FATAL_ERROR "Compiler isn't supported") endif() include(CheckCXXCompilerFlag) if (GCC OR CLANG OR INTEL) if (WIN32 AND INTEL) set(STD14_FLAG /Qstd=c++14) else() set(STD14_FLAG -std=c++14) endif() check_cxx_compiler_flag(${STD14_FLAG} HAVE_STD14) if (NOT HAVE_STD14) string(REPLACE "c++14" "c++1y" STD14_FLAG "${STD14_FLAG}") check_cxx_compiler_flag(${STD14_FLAG} HAVE_STD1Y) set(HAVE_STD14 ${HAVE_STD1Y}) endif() target_compile_options(tdjni PRIVATE "${STD14_FLAG}") elseif (MSVC) set(HAVE_STD14 MSVC_VERSION>=1900) endif() if (NOT HAVE_STD14) message(FATAL_ERROR "No C++14 support in the compiler. Please upgrade the compiler.") endif() add_dependencies(tdjni td_generate_java_api build_java generate_javadoc) install(TARGETS tdjni LIBRARY DESTINATION bin RUNTIME DESTINATION bin )