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cmake_minimum_required(VERSION 3.0.2 FATAL_ERROR)
if (POLICY CMP0065)
# do not export symbols from executables
# affects compiler checks in project(), so must be set before it
cmake_policy(SET CMP0065 NEW)
endif()
project(TdJavaExample VERSION 1.0 LANGUAGES CXX)
if (POLICY CMP0054)
# do not expand quoted arguments
cmake_policy(SET CMP0054 NEW)
endif()
if (POLICY CMP0060)
# link libraries by full path
cmake_policy(SET CMP0060 NEW)
endif()
if (POLICY CMP0074)
# use environment variables to find libraries
cmake_policy(SET CMP0074 NEW)
endif()
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 REQUIRED)
endif()
message(STATUS "Found Java: ${Java_JAVAC_EXECUTABLE} ${Java_JAVADOC_EXECUTABLE}")
# Generating TdApi.java
find_program(PHP_EXECUTABLE php)
if ((CMAKE_SYSTEM_NAME MATCHES "FreeBSD") AND (CMAKE_SYSTEM_VERSION MATCHES "HBSD"))
set(PHP_EXECUTABLE "PHP_EXECUTABLE-NOTFOUND")
endif()
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} -encoding UTF-8 -d ${JAVA_OUTPUT_DIRECTORY} ${JAVA_SOURCE_PATH}/example/Example.java ${JAVA_SOURCE_PATH}/Client.java ${JAVA_SOURCE_PATH}/TdApi.java
COMMENT "Building Java code"
DEPENDS td_generate_java_api
)
add_custom_target(generate_javadoc
COMMAND ${Java_JAVADOC_EXECUTABLE} -encoding UTF-8 -charset UTF-8 -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
)
if (MSVC AND VCPKG_TOOLCHAIN)
install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>/" DESTINATION bin FILES_MATCHING PATTERN "*.dll" PATTERN "*.pdb")
endif()
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