mirror of
https://github.com/google/flatbuffers.git
synced 2026-07-03 11:44:12 +00:00
Rework cmake flatc codegeneration (#7938)
* start fixing the code generation steps * reworked flatc generation in cmake
This commit is contained in:
Derek Bailey
170
CMakeLists.txt
170
CMakeLists.txt
@@ -21,7 +21,7 @@ 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" ON)
|
||||
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)
|
||||
@@ -243,32 +243,21 @@ set(FlatBuffers_Tests_CPP17_SRCS
|
||||
tests/test_assert.h
|
||||
tests/test_assert.cpp
|
||||
tests/cpp17/test_cpp17.cpp
|
||||
# file generate by running compiler on tests/monster_test.fbs
|
||||
${CMAKE_CURRENT_BINARY_DIR}/tests/cpp17/generated_cpp17/monster_test_generated.h
|
||||
${CMAKE_CURRENT_BINARY_DIR}/tests/monster_test_generated.h
|
||||
${CMAKE_CURRENT_BINARY_DIR}/tests/cpp17/generated_cpp17/optional_scalars_generated.h
|
||||
${CMAKE_CURRENT_BINARY_DIR}/tests/optional_scalars_generated.h
|
||||
)
|
||||
|
||||
set(FlatBuffers_Sample_Binary_SRCS
|
||||
include/flatbuffers/flatbuffers.h
|
||||
samples/sample_binary.cpp
|
||||
# file generated by running compiler on samples/monster.fbs
|
||||
${CMAKE_CURRENT_BINARY_DIR}/samples/monster_generated.h
|
||||
)
|
||||
|
||||
set(FlatBuffers_Sample_Text_SRCS
|
||||
${FlatBuffers_Library_SRCS}
|
||||
samples/sample_text.cpp
|
||||
# file generated by running compiler on samples/monster.fbs
|
||||
${CMAKE_CURRENT_BINARY_DIR}/samples/monster_generated.h
|
||||
)
|
||||
|
||||
set(FlatBuffers_Sample_BFBS_SRCS
|
||||
${FlatBuffers_Library_SRCS}
|
||||
samples/sample_bfbs.cpp
|
||||
# file generated by running compiler on samples/monster.fbs
|
||||
${CMAKE_CURRENT_BINARY_DIR}/samples/monster_generated.h
|
||||
)
|
||||
|
||||
set(FlatBuffers_GRPCTest_SRCS
|
||||
@@ -284,8 +273,6 @@ set(FlatBuffers_GRPCTest_SRCS
|
||||
tests/test_builder.cpp
|
||||
grpc/tests/grpctest.cpp
|
||||
grpc/tests/message_builder_test.cpp
|
||||
# file generate by running compiler on tests/monster_test.fbs
|
||||
${CMAKE_CURRENT_BINARY_DIR}/tests/monster_test_generated.h
|
||||
)
|
||||
|
||||
# TODO(dbaileychess): Figure out how this would now work. I posted a question on
|
||||
@@ -500,144 +487,64 @@ if(FLATBUFFERS_BUILD_SHAREDLIB)
|
||||
endif()
|
||||
endif()
|
||||
|
||||
# Global list of generated files.
|
||||
# Use the global property to be independent of PARENT_SCOPE.
|
||||
set_property(GLOBAL PROPERTY FBS_GENERATED_OUTPUTS)
|
||||
|
||||
function(get_generated_output generated_files)
|
||||
get_property(tmp GLOBAL PROPERTY FBS_GENERATED_OUTPUTS)
|
||||
set(${generated_files} ${tmp} PARENT_SCOPE)
|
||||
endfunction(get_generated_output)
|
||||
|
||||
function(register_generated_output file_name)
|
||||
get_property(tmp GLOBAL PROPERTY FBS_GENERATED_OUTPUTS)
|
||||
list(APPEND tmp ${file_name})
|
||||
set_property(GLOBAL PROPERTY FBS_GENERATED_OUTPUTS ${tmp})
|
||||
endfunction(register_generated_output)
|
||||
|
||||
function(compile_flatbuffers_schema_to_cpp_opt SRC_FBS OPT)
|
||||
if(FLATBUFFERS_BUILD_LEGACY)
|
||||
set(OPT ${OPT};--cpp-std c++0x)
|
||||
else()
|
||||
# --cpp-std is defined by flatc default settings.
|
||||
endif()
|
||||
message(STATUS "`${SRC_FBS}`: add generation of C++ code with '${OPT}'")
|
||||
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}"
|
||||
--cpp --gen-mutable --gen-object-api --reflect-names
|
||||
--cpp-ptr-type flatbuffers::unique_ptr # Used to test with C++98 STLs
|
||||
${OPT}
|
||||
-I "${CMAKE_CURRENT_SOURCE_DIR}/tests/include_test"
|
||||
-o "${SRC_FBS_DIR}"
|
||||
"${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS}"
|
||||
DEPENDS flatc
|
||||
COMMENT "Run generation: '${GEN_HEADER}'")
|
||||
register_generated_output(${GEN_HEADER})
|
||||
add_custom_command(TARGET flatc POST_BUILD
|
||||
COMMAND "${FLATBUFFERS_FLATC_EXECUTABLE}"
|
||||
${OPT}
|
||||
-o "${SRC_FBS_DIR}"
|
||||
"${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS}"
|
||||
BYPRODUCTS ${GEN_HEADER}
|
||||
COMMENT "flatc generation: `${SRC_FBS}` -> `${GEN_HEADER}`"
|
||||
)
|
||||
set(${OUT_GEN_FILE} ${GEN_HEADER} PARENT_SCOPE)
|
||||
endfunction()
|
||||
|
||||
function(compile_flatbuffers_schema_to_cpp SRC_FBS)
|
||||
compile_flatbuffers_schema_to_cpp_opt(${SRC_FBS} "--no-includes;--gen-compare")
|
||||
function(compile_schema_for_test SRC_FBS OPT)
|
||||
compile_schema("${SRC_FBS}" "${OPT}" GEN_FILE)
|
||||
target_sources(flattests PRIVATE ${GEN_FILE})
|
||||
endfunction()
|
||||
|
||||
function(compile_flatbuffers_schema_to_binary SRC_FBS)
|
||||
message(STATUS "`${SRC_FBS}`: add generation of binary (.bfbs) schema")
|
||||
get_filename_component(SRC_FBS_DIR ${SRC_FBS} PATH)
|
||||
string(REGEX REPLACE "\\.fbs$" ".bfbs" GEN_BINARY_SCHEMA ${SRC_FBS})
|
||||
# For details about flags see generate_code.py
|
||||
add_custom_command(
|
||||
OUTPUT ${GEN_BINARY_SCHEMA}
|
||||
COMMAND "${FLATBUFFERS_FLATC_EXECUTABLE}"
|
||||
-b --schema --bfbs-comments --bfbs-builtins
|
||||
--bfbs-filenames "${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS_DIR}"
|
||||
-I "${CMAKE_CURRENT_SOURCE_DIR}/tests/include_test"
|
||||
-o "${SRC_FBS_DIR}"
|
||||
"${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS}"
|
||||
DEPENDS flatc
|
||||
COMMENT "Run generation: '${GEN_BINARY_SCHEMA}'")
|
||||
register_generated_output(${GEN_BINARY_SCHEMA})
|
||||
endfunction()
|
||||
|
||||
function(compile_flatbuffers_schema_to_embedded_binary SRC_FBS OPT)
|
||||
if(FLATBUFFERS_BUILD_LEGACY)
|
||||
set(OPT ${OPT};--cpp-std c++0x)
|
||||
else()
|
||||
# --cpp-std is defined by flatc default settings.
|
||||
endif()
|
||||
message(STATUS "`${SRC_FBS}`: add generation of C++ embedded binary schema code with '${OPT}'")
|
||||
get_filename_component(SRC_FBS_DIR ${SRC_FBS} PATH)
|
||||
string(REGEX REPLACE "\\.fbs$" "_bfbs_generated.h" GEN_BFBS_HEADER ${SRC_FBS})
|
||||
# For details about flags see generate_code.py
|
||||
add_custom_command(
|
||||
OUTPUT ${GEN_BFBS_HEADER}
|
||||
COMMAND "${FLATBUFFERS_FLATC_EXECUTABLE}"
|
||||
--cpp --gen-mutable --gen-object-api --reflect-names
|
||||
--cpp-ptr-type flatbuffers::unique_ptr # Used to test with C++98 STLs
|
||||
${OPT}
|
||||
--bfbs-comments --bfbs-builtins --bfbs-gen-embed
|
||||
--bfbs-filenames ${SRC_FBS_DIR}
|
||||
-I "${CMAKE_CURRENT_SOURCE_DIR}/tests/include_test"
|
||||
-o "${SRC_FBS_DIR}"
|
||||
"${CMAKE_CURRENT_SOURCE_DIR}/${SRC_FBS}"
|
||||
DEPENDS flatc
|
||||
COMMENT "Run generation: '${GEN_BFBS_HEADER}'")
|
||||
register_generated_output(${GEN_BFBS_HEADER})
|
||||
function(compile_schema_for_samples SRC_FBS OPT)
|
||||
compile_schema("${SRC_FBS}" "${OPT}" GEN_FILE)
|
||||
target_sources(flatsamplebinary PRIVATE ${GEN_FILE})
|
||||
target_sources(flatsampletext PRIVATE ${GEN_FILE})
|
||||
target_sources(flatsamplebfbs PRIVATE ${GEN_FILE})
|
||||
endfunction()
|
||||
|
||||
if(FLATBUFFERS_BUILD_TESTS)
|
||||
file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/tests" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}")
|
||||
file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/samples" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}")
|
||||
|
||||
# TODO Add (monster_test.fbs monsterdata_test.json)->monsterdata_test.mon
|
||||
compile_flatbuffers_schema_to_binary(tests/monster_test.fbs)
|
||||
compile_flatbuffers_schema_to_cpp_opt(tests/namespace_test/namespace_test1.fbs "--no-includes;--gen-compare;--gen-name-strings")
|
||||
compile_flatbuffers_schema_to_cpp_opt(tests/namespace_test/namespace_test2.fbs "--no-includes;--gen-compare;--gen-name-strings")
|
||||
compile_flatbuffers_schema_to_cpp_opt(tests/union_vector/union_vector.fbs "--no-includes;--gen-compare;")
|
||||
compile_flatbuffers_schema_to_cpp(tests/optional_scalars.fbs)
|
||||
compile_flatbuffers_schema_to_cpp_opt(tests/native_type_test.fbs "")
|
||||
compile_flatbuffers_schema_to_cpp_opt(tests/arrays_test.fbs "--scoped-enums;--gen-compare")
|
||||
compile_flatbuffers_schema_to_binary(tests/arrays_test.fbs)
|
||||
compile_flatbuffers_schema_to_embedded_binary(tests/monster_test.fbs "--no-includes;--gen-compare")
|
||||
compile_flatbuffers_schema_to_cpp(tests/native_inline_table_test.fbs "--gen-compare")
|
||||
compile_flatbuffers_schema_to_cpp(tests/alignment_test.fbs "--gen-compare")
|
||||
compile_flatbuffers_schema_to_cpp(tests/key_field/key_field_sample.fbs)
|
||||
if(NOT (MSVC AND (MSVC_VERSION LESS 1900)))
|
||||
compile_flatbuffers_schema_to_cpp(tests/monster_extra.fbs) # Test floating-point NAN/INF.
|
||||
endif()
|
||||
include_directories(${CMAKE_CURRENT_BINARY_DIR}/tests)
|
||||
add_executable(flattests ${FlatBuffers_Tests_SRCS})
|
||||
target_link_libraries(flattests PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
|
||||
target_include_directories(flattests PUBLIC src)
|
||||
add_dependencies(flattests generated_code)
|
||||
|
||||
# The flattest target needs some generated files
|
||||
SET(FLATC_OPT --cpp --gen-mutable --gen-object-api --reflect-names)
|
||||
SET(FLATC_OPT_COMP ${FLATC_OPT};--gen-compare)
|
||||
|
||||
compile_schema_for_test(tests/alignment_test.fbs "${FLATC_OPT_COMP}")
|
||||
compile_schema_for_test(tests/native_inline_table_test.fbs "${FLATC_OPT_COMP}")
|
||||
compile_schema_for_test(tests/native_type_test.fbs "${FLATC_OPT}")
|
||||
|
||||
if(FLATBUFFERS_CODE_SANITIZE)
|
||||
add_fsanitize_to_target(flattests ${FLATBUFFERS_CODE_SANITIZE})
|
||||
endif()
|
||||
|
||||
compile_flatbuffers_schema_to_cpp(samples/monster.fbs)
|
||||
compile_flatbuffers_schema_to_binary(samples/monster.fbs)
|
||||
|
||||
include_directories(${CMAKE_CURRENT_BINARY_DIR}/samples)
|
||||
|
||||
add_executable(flatsamplebinary ${FlatBuffers_Sample_Binary_SRCS})
|
||||
target_link_libraries(flatsamplebinary PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
add_dependencies(flatsamplebinary generated_code)
|
||||
|
||||
add_executable(flatsampletext ${FlatBuffers_Sample_Text_SRCS})
|
||||
target_link_libraries(flatsampletext PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
add_dependencies(flatsampletext generated_code)
|
||||
|
||||
add_executable(flatsamplebfbs ${FlatBuffers_Sample_BFBS_SRCS})
|
||||
|
||||
target_link_libraries(flatsamplebinary PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
target_link_libraries(flatsampletext PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
target_link_libraries(flatsamplebfbs PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
add_dependencies(flatsamplebfbs generated_code)
|
||||
|
||||
compile_schema_for_samples(samples/monster.fbs "${FLATC_OPT_COMP}")
|
||||
|
||||
if(FLATBUFFERS_BUILD_CPP17)
|
||||
# Don't generate header for flattests_cpp17 target.
|
||||
# This target uses "generated_cpp17/monster_test_generated.h"
|
||||
add_executable(flattests_cpp17 ${FlatBuffers_Tests_CPP17_SRCS})
|
||||
add_dependencies(flattests_cpp17 generated_code)
|
||||
target_link_libraries(flattests_cpp17 PRIVATE $<BUILD_INTERFACE:ProjectConfig>)
|
||||
target_compile_features(flattests_cpp17 PRIVATE cxx_std_17) # requires cmake 3.8
|
||||
|
||||
@@ -662,7 +569,6 @@ if(FLATBUFFERS_BUILD_GRPCTEST)
|
||||
find_package(protobuf CONFIG REQUIRED)
|
||||
find_package(gRPC CONFIG REQUIRED)
|
||||
add_executable(grpctest ${FlatBuffers_GRPCTest_SRCS})
|
||||
add_dependencies(grpctest generated_code)
|
||||
target_link_libraries(grpctext
|
||||
PRIVATE
|
||||
$<BUILD_INTERFACE:ProjectConfig>
|
||||
@@ -755,16 +661,6 @@ if(FLATBUFFERS_BUILD_TESTS)
|
||||
endif()
|
||||
endif()
|
||||
|
||||
# This target is sync-barrier.
|
||||
# Other generate-dependent targets can depend on 'generated_code' only.
|
||||
get_generated_output(fbs_generated)
|
||||
if(fbs_generated)
|
||||
# message(STATUS "Add generated_code target with files:${fbs_generated}")
|
||||
add_custom_target(generated_code
|
||||
DEPENDS ${fbs_generated}
|
||||
COMMENT "All generated files were updated.")
|
||||
endif()
|
||||
|
||||
include(CMake/BuildFlatBuffers.cmake)
|
||||
|
||||
if(UNIX)
|
||||
|
||||
Reference in New Issue
Block a user