flatbuffers/CMakeLists.txt

723 lines
23 KiB
CMake

# This is the legacy minimum version flatbuffers supported for a while.
cmake_minimum_required(VERSION 3.8...3.25.2)
# Attempt to read the current version of flatbuffers by looking at the latest tag.
include(CMake/Version.cmake)
project(FlatBuffers
VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
LANGUAGES CXX)
# generate compile_commands.json
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
# NOTE: Code coverage only works on Linux & OSX.
option(FLATBUFFERS_CODE_COVERAGE "Enable the code coverage build option." OFF)
option(FLATBUFFERS_BUILD_TESTS "Enable the build of tests and samples." ON)
option(FLATBUFFERS_INSTALL "Enable the installation of targets." ON)
option(FLATBUFFERS_BUILD_FLATLIB "Enable the build of the flatbuffers library"
ON)
option(FLATBUFFERS_BUILD_FLATC "Enable the build of the flatbuffers compiler"
ON)
option(FLATBUFFERS_STATIC_FLATC "Build flatbuffers compiler with -static flag"
OFF)
option(FLATBUFFERS_BUILD_FLATHASH "Enable the build of flathash" OFF)
option(FLATBUFFERS_BUILD_BENCHMARKS "Enable the build of flatbenchmark."
OFF)
option(FLATBUFFERS_BUILD_GRPCTEST "Enable the build of grpctest" OFF)
option(FLATBUFFERS_BUILD_SHAREDLIB
"Enable the build of the flatbuffers shared library"
OFF)
option(FLATBUFFERS_LIBCXX_WITH_CLANG "Force libc++ when using Clang" ON)
# NOTE: Sanitizer check only works on Linux & OSX (gcc & llvm).
option(FLATBUFFERS_CODE_SANITIZE
"Add '-fsanitize' flags to 'flattests' and 'flatc' targets."
OFF)
option(FLATBUFFERS_PACKAGE_REDHAT
"Build an rpm using the 'package' target."
OFF)
option(FLATBUFFERS_PACKAGE_DEBIAN
"Build an deb using the 'package' target."
OFF)
option(FLATBUFFERS_BUILD_CPP17
"Enable the build of c++17 test target. \"
Requirements: Clang6, GCC7, MSVC2017 (_MSC_VER >= 1914) or higher."
OFF)
option(FLATBUFFERS_BUILD_LEGACY
"Run C++ code generator with '--cpp-std c++0x' switch."
OFF)
option(FLATBUFFERS_ENABLE_PCH
"Enable precompile headers support for 'flatbuffers' and 'flatc'. \"
Only work if CMake supports 'target_precompile_headers'. \"
This can speed up compilation time."
OFF)
option(FLATBUFFERS_SKIP_MONSTER_EXTRA
"Skip generating monster_extra.fbs that contains non-supported numerical\"
types." OFF)
option(FLATBUFFERS_STRICT_MODE
"Build flatbuffers with all warnings as errors (-Werror or /WX)."
OFF)
if(NOT DEFINED FLATBUFFERS_CPP_STD)
set(FLATBUFFERS_CPP_STD 11)
endif()
set(MSVC_LIKE OFF)
if(MSVC OR CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC")
set(MSVC_LIKE ON)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(IS_CLANG ON)
else()
set(IS_CLANG OFF)
endif()
if(DEFINED FLATBUFFERS_COMPILATION_TIMINGS)
message("Recording Compilation Timings to ${FLATBUFFERS_COMPILATION_TIMINGS}")
file(REMOVE ${FLATBUFFERS_COMPILATION_TIMINGS})
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "time -f 'Wall: %E User: %U Sys: %S | %C' -q -a -o ${FLATBUFFERS_COMPILATION_TIMINGS}")
set_property(GLOBAL PROPERTY RULE_LAUNCH_CUSTOM "time -f 'Wall: %E User: %U Sys: %S | %C' -q -a -o ${FLATBUFFERS_COMPILATION_TIMINGS}")
set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "time -f 'Wall: %E User: %U Sys: %S | %C' -q -a -o ${FLATBUFFERS_COMPILATION_TIMINGS}")
endif()
if(NOT FLATBUFFERS_BUILD_FLATC AND FLATBUFFERS_BUILD_TESTS)
message(WARNING
"Cannot build tests without building the compiler. Tests will be disabled.")
set(FLATBUFFERS_BUILD_TESTS OFF)
endif()
if(DEFINED FLATBUFFERS_MAX_PARSING_DEPTH)
# Override the default recursion depth limit.
add_definitions(-DFLATBUFFERS_MAX_PARSING_DEPTH=${FLATBUFFERS_MAX_PARSING_DEPTH})
message(STATUS "FLATBUFFERS_MAX_PARSING_DEPTH: ${FLATBUFFERS_MAX_PARSING_DEPTH}")
endif()
# Auto-detect locale-narrow 'strtod_l' and 'strtoull_l' functions.
if(NOT DEFINED FLATBUFFERS_LOCALE_INDEPENDENT)
include(CheckCXXSymbolExists)
set(FLATBUFFERS_LOCALE_INDEPENDENT 0)
if(MSVC_LIKE)
check_cxx_symbol_exists(_strtof_l stdlib.h FLATBUFFERS_HAS_STRTOF_L)
check_cxx_symbol_exists(_strtoui64_l stdlib.h FLATBUFFERS_HAS_STRTOULL_L)
else()
check_cxx_symbol_exists(strtof_l stdlib.h FLATBUFFERS_HAS_STRTOF_L)
check_cxx_symbol_exists(strtoull_l stdlib.h FLATBUFFERS_HAS_STRTOULL_L)
endif()
if(FLATBUFFERS_HAS_STRTOF_L AND FLATBUFFERS_HAS_STRTOULL_L)
set(FLATBUFFERS_LOCALE_INDEPENDENT 1)
endif()
endif()
add_definitions(-DFLATBUFFERS_LOCALE_INDEPENDENT=$<BOOL:${FLATBUFFERS_LOCALE_INDEPENDENT}>)
if(NOT WIN32)
check_symbol_exists(realpath "stdlib.h" HAVE_REALPATH)
if(NOT HAVE_REALPATH)
add_definitions(-DFLATBUFFERS_NO_ABSOLUTE_PATH_RESOLUTION)
endif()
endif()
set(FlatBuffers_Library_SRCS
include/flatbuffers/allocator.h
include/flatbuffers/array.h
include/flatbuffers/base.h
include/flatbuffers/buffer.h
include/flatbuffers/buffer_ref.h
include/flatbuffers/default_allocator.h
include/flatbuffers/detached_buffer.h
include/flatbuffers/code_generator.h
include/flatbuffers/file_manager.h
include/flatbuffers/flatbuffer_builder.h
include/flatbuffers/flatbuffers.h
include/flatbuffers/flexbuffers.h
include/flatbuffers/flex_flat_util.h
include/flatbuffers/hash.h
include/flatbuffers/idl.h
include/flatbuffers/minireflect.h
include/flatbuffers/reflection.h
include/flatbuffers/reflection_generated.h
include/flatbuffers/registry.h
include/flatbuffers/stl_emulation.h
include/flatbuffers/string.h
include/flatbuffers/struct.h
include/flatbuffers/table.h
include/flatbuffers/util.h
include/flatbuffers/vector.h
include/flatbuffers/vector_downward.h
include/flatbuffers/verifier.h
src/idl_parser.cpp
src/idl_gen_text.cpp
src/reflection.cpp
src/util.cpp
)
set(FlatBuffers_Compiler_SRCS
${FlatBuffers_Library_SRCS}
src/idl_gen_binary.cpp
src/idl_gen_text.cpp
src/idl_gen_cpp.cpp
src/idl_gen_csharp.cpp
src/idl_gen_dart.cpp
src/idl_gen_kotlin.cpp
src/idl_gen_kotlin_kmp.cpp
src/idl_gen_go.cpp
src/idl_gen_java.cpp
src/idl_gen_ts.cpp
src/idl_gen_php.cpp
src/idl_gen_python.cpp
src/idl_gen_lobster.cpp
src/idl_gen_rust.cpp
src/idl_gen_fbs.cpp
src/idl_gen_grpc.cpp
src/idl_gen_json_schema.cpp
src/idl_gen_swift.cpp
src/file_name_saving_file_manager.cpp
src/file_binary_writer.cpp
src/file_writer.cpp
src/idl_namer.h
src/namer.h
src/flatc.cpp
src/flatc_main.cpp
src/bfbs_gen.h
src/bfbs_gen_lua.h
src/bfbs_gen_nim.h
src/bfbs_namer.h
include/codegen/idl_namer.h
include/codegen/namer.h
include/codegen/python.h
include/codegen/python.cc
include/flatbuffers/code_generators.h
src/binary_annotator.h
src/binary_annotator.cpp
src/annotated_binary_text_gen.h
src/annotated_binary_text_gen.cpp
src/bfbs_gen_lua.cpp
src/bfbs_gen_nim.cpp
src/code_generators.cpp
grpc/src/compiler/schema_interface.h
grpc/src/compiler/cpp_generator.h
grpc/src/compiler/cpp_generator.cc
grpc/src/compiler/go_generator.h
grpc/src/compiler/go_generator.cc
grpc/src/compiler/java_generator.h
grpc/src/compiler/java_generator.cc
grpc/src/compiler/python_generator.h
grpc/src/compiler/python_generator.cc
grpc/src/compiler/swift_generator.h
grpc/src/compiler/swift_generator.cc
grpc/src/compiler/ts_generator.h
grpc/src/compiler/ts_generator.cc
)
set(FlatHash_SRCS
include/flatbuffers/hash.h
src/flathash.cpp
)
set(FlatBuffers_Tests_SRCS
${FlatBuffers_Library_SRCS}
src/idl_gen_fbs.cpp
tests/evolution_test.cpp
tests/flexbuffers_test.cpp
tests/fuzz_test.cpp
tests/json_test.cpp
tests/key_field_test.cpp
tests/monster_test.cpp
tests/optional_scalars_test.cpp
tests/parser_test.cpp
tests/proto_test.cpp
tests/reflection_test.cpp
tests/test.cpp
tests/test_assert.h
tests/test_assert.cpp
tests/test_builder.h
tests/test_builder.cpp
tests/util_test.cpp
tests/native_type_test_impl.h
tests/native_type_test_impl.cpp
tests/alignment_test.h
tests/alignment_test.cpp
tests/64bit/offset64_test.h
tests/64bit/offset64_test.cpp
include/flatbuffers/code_generators.h
src/code_generators.cpp
)
set(FlatBuffers_Tests_CPP17_SRCS
${FlatBuffers_Library_SRCS}
tests/test_assert.h
tests/test_assert.cpp
tests/cpp17/test_cpp17.cpp
)
set(FlatBuffers_Sample_Binary_SRCS
samples/sample_binary.cpp
)
set(FlatBuffers_Sample_Text_SRCS
${FlatBuffers_Library_SRCS}
samples/sample_text.cpp
)
set(FlatBuffers_Sample_BFBS_SRCS
${FlatBuffers_Library_SRCS}
samples/sample_bfbs.cpp
)
set(FlatBuffers_GRPCTest_SRCS
include/flatbuffers/flatbuffers.h
include/flatbuffers/grpc.h
include/flatbuffers/util.h
src/util.cpp
tests/monster_test.grpc.fb.h
tests/test_assert.h
tests/test_builder.h
tests/monster_test.grpc.fb.cc
tests/test_assert.cpp
tests/test_builder.cpp
grpc/tests/grpctest.cpp
grpc/tests/message_builder_test.cpp
)
# TODO(dbaileychess): Figure out how this would now work. I posted a question on
# https://stackoverflow.com/questions/71772330/override-target-compile-options-via-cmake-command-line.
# Append FLATBUFFERS_CXX_FLAGS to CMAKE_CXX_FLAGS.
if(DEFINED FLATBUFFERS_CXX_FLAGS)
message(STATUS "extend CXX_FLAGS with ${FLATBUFFERS_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLATBUFFERS_CXX_FLAGS}")
endif()
message(STATUS "CMAKE_CXX_FLAGS: ${CMAKE_CXX_FLAGS}")
function(add_fsanitize_to_target _target _sanitizer)
if(WIN32)
target_compile_definitions(${_target} PRIVATE FLATBUFFERS_MEMORY_LEAK_TRACKING)
message(STATUS "Sanitizer MSVC::_CrtDumpMemoryLeaks added to ${_target}")
else()
# FLATBUFFERS_CODE_SANITIZE: boolean {ON,OFF,YES,NO} or string with list of sanitizer.
# List of sanitizer is string starts with '=': "=address,undefined,thread,memory".
if(IS_CLANG OR (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 4.9))
set(_sanitizer_flags "=address,undefined")
if(_sanitizer MATCHES "=.*")
# override default by user-defined sanitizer list
set(_sanitizer_flags ${_sanitizer})
endif()
target_compile_options(${_target} PRIVATE
-g -fsigned-char -fno-omit-frame-pointer
"-fsanitize${_sanitizer_flags}")
target_link_libraries(${_target} PRIVATE
"-fsanitize${_sanitizer_flags}")
set_target_properties(${_target} PROPERTIES POSITION_INDEPENDENT_CODE ON)
message(STATUS "Sanitizer ${_sanitizer_flags} added to ${_target}")
endif()
endif()
endfunction()
function(add_pch_to_target _target _pch_header)
# the command is available since cmake 3.16
if(COMMAND target_precompile_headers)
target_precompile_headers(${_target} PRIVATE ${_pch_header})
if(NOT MSVC)
set_source_files_properties(src/util.cpp PROPERTIES SKIP_PRECOMPILE_HEADERS ON)
endif()
endif()
endfunction()
include_directories(include)
include_directories(grpc)
# Creates an interface library that stores the configuration settings that each
# target links too. This is a compromise between setting configuration globally
# with add_compile_options() and the more targetted target_compile_options().
# This way each target in this file can share settings and override them if
# needed.
add_library(ProjectConfig INTERFACE)
target_compile_features(ProjectConfig
INTERFACE
cxx_std_${FLATBUFFERS_CPP_STD}
)
# Force the standard to be met.
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# We shouldn't rely on any compiler-extensions to make things work.
set(CMAKE_CXX_EXTENSIONS OFF)
if(MSVC_LIKE)
target_compile_options(ProjectConfig
INTERFACE
/W4
$<$<BOOL:${FLATBUFFERS_STRICT_MODE}>:
/WX # Treat all compiler warnings as errors
>
/wd4512 # C4512: assignment operator could not be generated
/wd4316 # C4316: object allocated on the heap may not be aligned
/wd4456 # C4456: hides previous local declaration
$<$<CXX_COMPILER_ID:Clang>:
/D_CRT_SECURE_NO_WARNINGS
>
)
else()
target_compile_options(ProjectConfig
INTERFACE
-Wall
$<$<BOOL:${FLATBUFFERS_STRICT_MODE}>:
-Werror # Treat all compiler warnings as errors
-fno-rtti # Disable runtime type information
$<$<CXX_COMPILER_ID:GNU>:
# False positive string overflow
# https://github.com/google/flatbuffers/issues/7366
-Wno-error=stringop-overflow
>
>
-pedantic
-Wextra
-Wno-unused-parameter
-Wold-style-cast
-fsigned-char
-Wnon-virtual-dtor
# This isn't working for some reason: $<$<CXX_COMPILER_ID:CLANG>:
$<$<BOOL:${IS_CLANG}>:
-Wnewline-eof
-Wno-unknown-warning-option
-Wmissing-declarations
-Wzero-as-null-pointer-constant
$<$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,3.8>:
-Wimplicit-fallthrough
-Wextra-semi
$<$<BOOL:${FLATBUFFERS_STRICT_MODE}>:
-Werror=unused-private-field
>
>
>
$<$<CXX_COMPILER_ID:GNU>:
$<$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,4.4>:
-Wunused-result
-Wunused-parameter
-Werror=unused-parameter
-Wmissing-declarations
>
$<$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,4.7>:
-Wzero-as-null-pointer-constant
>
$<$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,7.0>:
-faligned-new
$<$<BOOL:${FLATBUFFERS_STRICT_MODE}>:
-Werror=implicit-fallthrough=2
>
>
$<$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,8.0>:
-Wextra-semi
>
>
$<$<BOOL:${FLATBUFFERS_CODE_COVERAGE}>:
-g
-fprofile-arcs
-ftest-coverage
>
)
if(FLATBUFFERS_CODE_COVERAGE)
target_link_options(ProjectConfig
INTERFACE
-fprofile-arcs
-ftest-coverage
)
endif()
endif()
if(FLATBUFFERS_BUILD_FLATLIB)
add_library(flatbuffers STATIC ${FlatBuffers_Library_SRCS})
# Attach header directory for when build via add_subdirectory().
target_include_directories(flatbuffers
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
)
target_link_libraries(flatbuffers PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
if(FLATBUFFERS_ENABLE_PCH)
add_pch_to_target(flatbuffers include/flatbuffers/pch/pch.h)
endif()
endif()
if(FLATBUFFERS_BUILD_FLATC)
add_executable(flatc ${FlatBuffers_Compiler_SRCS})
if(FLATBUFFERS_ENABLE_PCH)
add_pch_to_target(flatc include/flatbuffers/pch/flatc_pch.h)
endif()
target_link_libraries(flatc PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
target_compile_options(flatc
PRIVATE
$<$<AND:$<BOOL:${MSVC_LIKE}>,$<CONFIG:Release>>:
/MT
>
)
if(FLATBUFFERS_CODE_SANITIZE AND NOT WIN32)
add_fsanitize_to_target(flatc ${FLATBUFFERS_CODE_SANITIZE})
endif()
if(NOT FLATBUFFERS_FLATC_EXECUTABLE)
set(FLATBUFFERS_FLATC_EXECUTABLE $<TARGET_FILE:flatc>)
endif()
if(FLATBUFFERS_STATIC_FLATC AND NOT MSVC)
target_link_libraries(flatc PRIVATE -static)
endif()
endif()
if(FLATBUFFERS_BUILD_FLATHASH)
add_executable(flathash ${FlatHash_SRCS})
target_link_libraries(flathash PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
endif()
if(FLATBUFFERS_BUILD_SHAREDLIB)
add_library(flatbuffers_shared SHARED ${FlatBuffers_Library_SRCS})
target_link_libraries(flatbuffers_shared PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
# FlatBuffers use calendar-based versioning and do not provide any ABI
# stability guarantees. Therefore, always use the full version as SOVERSION
# in order to avoid breaking reverse dependencies on upgrades.
set(FlatBuffers_Library_SONAME_FULL "${PROJECT_VERSION}")
set_target_properties(flatbuffers_shared PROPERTIES
OUTPUT_NAME flatbuffers
SOVERSION "${FlatBuffers_Library_SONAME_FULL}"
VERSION "${FlatBuffers_Library_SONAME_FULL}")
if(FLATBUFFERS_ENABLE_PCH)
add_pch_to_target(flatbuffers_shared include/flatbuffers/pch/pch.h)
endif()
endif()
function(compile_schema SRC_FBS OPT OUT_GEN_FILE)
get_filename_component(SRC_FBS_DIR ${SRC_FBS} PATH)
string(REGEX REPLACE "\\.fbs$" "_generated.h" GEN_HEADER ${SRC_FBS})
add_custom_command(
OUTPUT ${GEN_HEADER}
COMMAND "${FLATBUFFERS_FLATC_EXECUTABLE}"
${OPT}
-o "${SRC_FBS_DIR}"
"${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS}"
DEPENDS flatc ${SRC_FBS}
COMMENT "flatc generation: `${SRC_FBS}` -> `${GEN_HEADER}`"
)
set(${OUT_GEN_FILE} ${GEN_HEADER} PARENT_SCOPE)
endfunction()
function(compile_schema_for_test SRC_FBS OPT)
compile_schema("${SRC_FBS}" "${OPT}" GEN_FILE)
target_sources(flattests PRIVATE ${GEN_FILE})
endfunction()
function(compile_schema_for_samples SRC_FBS OPT)
compile_schema("${SRC_FBS}" "${OPT}" GEN_FILE)
target_sources(flatsample PRIVATE ${GEN_FILE})
endfunction()
if(FLATBUFFERS_BUILD_TESTS)
add_executable(flattests ${FlatBuffers_Tests_SRCS})
target_link_libraries(flattests PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
target_include_directories(flattests PUBLIC
# Ideally everything is fully qualified from the root directories
${CMAKE_CURRENT_SOURCE_DIR}
${CMAKE_CURRENT_BINARY_DIR}
# TODO(derekbailey): update includes to fully qualify src/ and tests/
src
tests
${CMAKE_CURRENT_BINARY_DIR}/tests
)
# Have tests load data from the source directory, not the build directory.
add_definitions(-DFLATBUFFERS_TEST_PATH_PREFIX=${CMAKE_CURRENT_SOURCE_DIR}/)
# The flattest target needs some generated files
SET(FLATC_OPT --cpp --gen-mutable --gen-object-api --reflect-names)
SET(FLATC_OPT_COMP ${FLATC_OPT};--gen-compare)
SET(FLATC_OPT_SCOPED_ENUMS ${FLATC_OPT_COMP};--scoped-enums)
compile_schema_for_test(tests/alignment_test.fbs "${FLATC_OPT_COMP}")
compile_schema_for_test(tests/arrays_test.fbs "${FLATC_OPT_SCOPED_ENUMS}")
compile_schema_for_test(tests/native_inline_table_test.fbs "${FLATC_OPT_COMP}")
compile_schema_for_test(tests/native_type_test.fbs "${FLATC_OPT}")
compile_schema_for_test(tests/key_field/key_field_sample.fbs "${FLATC_OPT_COMP}")
compile_schema_for_test(tests/64bit/test_64bit.fbs "${FLATC_OPT_COMP};--bfbs-gen-embed")
compile_schema_for_test(tests/64bit/evolution/v1.fbs "${FLATC_OPT_COMP}")
compile_schema_for_test(tests/64bit/evolution/v2.fbs "${FLATC_OPT_COMP}")
compile_schema_for_test(tests/union_underlying_type_test.fbs "${FLATC_OPT_SCOPED_ENUMS}")
if(FLATBUFFERS_CODE_SANITIZE)
add_fsanitize_to_target(flattests ${FLATBUFFERS_CODE_SANITIZE})
endif()
include_directories(${CMAKE_CURRENT_BINARY_DIR}/samples)
add_executable(flatsamplebinary ${FlatBuffers_Sample_Binary_SRCS})
add_executable(flatsampletext ${FlatBuffers_Sample_Text_SRCS})
add_executable(flatsamplebfbs ${FlatBuffers_Sample_BFBS_SRCS})
# Add a library so there is a single target that the generated samples can
# link too.
if(MSVC OR ${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.20.0")
add_library(flatsample INTERFACE)
else()
add_library(flatsample STATIC)
endif()
# Since flatsample has no sources, we have to explicitly set the linker lang.
set_target_properties(flatsample PROPERTIES LINKER_LANGUAGE CXX)
compile_schema_for_samples(samples/monster.fbs "${FLATC_OPT_COMP}")
target_link_libraries(flatsamplebinary PRIVATE $<BUILD_INTERFACE:ProjectConfig> flatsample)
target_link_libraries(flatsampletext PRIVATE $<BUILD_INTERFACE:ProjectConfig> flatsample)
target_link_libraries(flatsamplebfbs PRIVATE $<BUILD_INTERFACE:ProjectConfig> flatsample)
if(FLATBUFFERS_BUILD_CPP17)
add_executable(flattests_cpp17 ${FlatBuffers_Tests_CPP17_SRCS})
target_link_libraries(flattests_cpp17 PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
target_include_directories(flattests_cpp17 PUBLIC src tests)
target_compile_features(flattests_cpp17 PRIVATE cxx_std_17) # requires cmake 3.8
if(FLATBUFFERS_CODE_SANITIZE)
add_fsanitize_to_target(flattests_cpp17 ${FLATBUFFERS_CODE_SANITIZE})
endif()
endif(FLATBUFFERS_BUILD_CPP17)
endif()
if(FLATBUFFERS_BUILD_GRPCTEST)
if(NOT GRPC_INSTALL_PATH)
message(SEND_ERROR "GRPC_INSTALL_PATH variable is not defined. See grpc/README.md")
endif()
if(NOT PROTOBUF_DOWNLOAD_PATH)
message(SEND_ERROR "PROTOBUF_DOWNLOAD_PATH variable is not defined. See grpc/README.md")
endif()
INCLUDE_DIRECTORIES(${GRPC_INSTALL_PATH}/include)
INCLUDE_DIRECTORIES(${PROTOBUF_DOWNLOAD_PATH}/src)
find_package(Threads REQUIRED)
list(APPEND CMAKE_PREFIX_PATH ${GRPC_INSTALL_PATH})
find_package(absl CONFIG REQUIRED)
find_package(protobuf CONFIG REQUIRED)
find_package(gRPC CONFIG REQUIRED)
add_executable(grpctest ${FlatBuffers_GRPCTest_SRCS})
target_link_libraries(grpctest
PRIVATE
$<BUILD_INTERFACE:ProjectConfig>
gRPC::grpc++_unsecure
gRPC::gpr
pthread
dl
)
endif()
if(FLATBUFFERS_INSTALL)
include(GNUInstallDirs)
install(DIRECTORY include/flatbuffers DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
set(FB_CMAKE_DIR "${CMAKE_INSTALL_LIBDIR}/cmake/flatbuffers")
configure_file(CMake/flatbuffers-config-version.cmake.in flatbuffers-config-version.cmake @ONLY)
install(
FILES
"CMake/flatbuffers-config.cmake"
"CMake/BuildFlatBuffers.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/flatbuffers-config-version.cmake"
DESTINATION ${FB_CMAKE_DIR}
)
if(FLATBUFFERS_BUILD_FLATLIB)
install(
TARGETS flatbuffers EXPORT FlatBuffersTargets
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
install(EXPORT FlatBuffersTargets
FILE FlatBuffersTargets.cmake
NAMESPACE flatbuffers::
DESTINATION ${FB_CMAKE_DIR}
)
endif()
if(FLATBUFFERS_BUILD_FLATC)
install(
TARGETS flatc EXPORT FlatcTargets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)
install(
EXPORT FlatcTargets
FILE FlatcTargets.cmake
NAMESPACE flatbuffers::
DESTINATION ${FB_CMAKE_DIR}
)
endif()
if(FLATBUFFERS_BUILD_SHAREDLIB)
install(
TARGETS flatbuffers_shared EXPORT FlatBuffersSharedTargets
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
install(
EXPORT FlatBuffersSharedTargets
FILE FlatBuffersSharedTargets.cmake
NAMESPACE flatbuffers::
DESTINATION ${FB_CMAKE_DIR}
)
endif()
if(FLATBUFFERS_BUILD_SHAREDLIB OR FLATBUFFERS_BUILD_FLATLIB)
configure_file(CMake/flatbuffers.pc.in flatbuffers.pc @ONLY)
install(
FILES "${CMAKE_CURRENT_BINARY_DIR}/flatbuffers.pc"
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
)
endif()
endif()
if(FLATBUFFERS_BUILD_TESTS)
enable_testing()
add_test(NAME flattests COMMAND flattests)
if(FLATBUFFERS_BUILD_CPP17)
add_test(NAME flattests_cpp17 COMMAND flattests_cpp17)
endif()
if(FLATBUFFERS_BUILD_GRPCTEST)
add_test(NAME grpctest COMMAND grpctest)
endif()
endif()
include(CMake/BuildFlatBuffers.cmake)
if(UNIX)
# Use of CPack only supported on Linux systems.
if(FLATBUFFERS_PACKAGE_DEBIAN)
include(CMake/PackageDebian.cmake)
include(CPack)
endif()
if (FLATBUFFERS_PACKAGE_REDHAT)
include(CMake/PackageRedhat.cmake)
include(CPack)
endif()
endif()
# Include for running Google Benchmarks.
if(FLATBUFFERS_BUILD_BENCHMARKS)
add_subdirectory(benchmarks)
endif()
# Add FlatBuffers::FlatBuffers interface, needed for FetchContent_Declare
add_library(FlatBuffers INTERFACE)
add_library(FlatBuffers::FlatBuffers ALIAS FlatBuffers)
target_include_directories(
FlatBuffers
INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/include>)