mirror of
https://github.com/luau-lang/luau.git
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109 lines
4.5 KiB
CMake
109 lines
4.5 KiB
CMake
# This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
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if(${CMAKE_VERSION} VERSION_LESS "3.26")
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message(WARNING "Building the Luau fuzzer requires CMake version 3.26 or higher.")
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return()
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endif()
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include(FetchContent)
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cmake_policy(SET CMP0054 NEW)
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cmake_policy(SET CMP0058 NEW)
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cmake_policy(SET CMP0074 NEW)
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cmake_policy(SET CMP0077 NEW)
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cmake_policy(SET CMP0091 NEW)
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if(NOT CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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message(WARNING "Building the Luau fuzzer requires Clang to be used. AppleClang is not sufficient.")
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return()
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endif()
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if(NOT CMAKE_OSX_ARCHITECTURES STREQUAL "x86_64")
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message(WARNING "Building the Luau fuzzer for ARM64 is currently unsupported.")
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return()
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endif()
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# protobuf / std integer types vary based on platform; disable sign-compare
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# warnings for portability.
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set(FUZZ_COMPILE_OPTIONS ${LUAU_OPTIONS} -fsanitize=address,fuzzer -g2 -Wno-sign-compare)
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set(FUZZ_LINK_OPTIONS ${LUAU_OPTIONS} -fsanitize=address,fuzzer)
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FetchContent_Declare(
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ProtobufMutator
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GIT_REPOSITORY https://github.com/google/libprotobuf-mutator
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GIT_TAG 212a7be1eb08e7f9c79732d2aab9b2097085d936
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# libprotobuf-mutator unconditionally configures its examples, but this
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# doesn't actually work with how we're building Protobuf from source. This
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# patch disables configuration of the examples.
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PATCH_COMMAND
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git apply
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--reverse
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--check
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--ignore-space-change
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--ignore-whitespace
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"${CMAKE_CURRENT_SOURCE_DIR}/libprotobuf-mutator-patch.patch"
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||
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git apply
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--ignore-space-change
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--ignore-whitespace
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"${CMAKE_CURRENT_SOURCE_DIR}/libprotobuf-mutator-patch.patch"
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)
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FetchContent_Declare(
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Protobuf
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GIT_REPOSITORY https://github.com/protocolbuffers/protobuf.git
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# Needs to match the Protobuf version that libprotobuf-mutator is written for, roughly.
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GIT_TAG v22.3
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GIT_SHALLOW ON
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# libprotobuf-mutator will need to be able to find this at configuration
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# time.
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OVERRIDE_FIND_PACKAGE
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)
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set(protobuf_BUILD_TESTS OFF)
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set(protobuf_BUILD_SHARED_LIBS OFF)
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# libprotobuf-mutator relies on older module support.
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set(protobuf_MODULE_COMPATIBLE ON)
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find_package(Protobuf CONFIG REQUIRED)
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# libprotobuf-mutator happily ignores CMP0077 because of its minimum version
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# requirement. To override that, we set the policy default here.
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set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)
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set(LIB_PROTO_MUTATOR_TESTING OFF)
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FetchContent_MakeAvailable(ProtobufMutator)
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# This patches around the fact that find_package isn't going to set the right
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# values for libprotobuf-mutator to link against protobuf libraries.
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target_link_libraries(protobuf-mutator-libfuzzer protobuf::libprotobuf)
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target_link_libraries(protobuf-mutator protobuf::libprotobuf)
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set(LUAU_PB_DIR ${CMAKE_CURRENT_BINARY_DIR}/protobuf)
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set(LUAU_PB_SOURCES ${LUAU_PB_DIR}/luau.pb.cc ${LUAU_PB_DIR}/luau.pb.h)
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add_custom_command(
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OUTPUT ${LUAU_PB_SOURCES}
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COMMAND ${CMAKE_COMMAND} -E make_directory ${LUAU_PB_DIR}
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COMMAND $<TARGET_FILE:protobuf::protoc> ${CMAKE_CURRENT_SOURCE_DIR}/luau.proto --proto_path=${CMAKE_CURRENT_SOURCE_DIR} --cpp_out=${LUAU_PB_DIR}
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DEPENDS protobuf::protoc ${CMAKE_CURRENT_SOURCE_DIR}/luau.proto
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)
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add_executable(Luau.Fuzz.Proto)
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target_compile_options(Luau.Fuzz.Proto PRIVATE ${FUZZ_COMPILE_OPTIONS})
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target_link_options(Luau.Fuzz.Proto PRIVATE ${FUZZ_LINK_OPTIONS})
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target_compile_features(Luau.Fuzz.Proto PRIVATE cxx_std_17)
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target_include_directories(Luau.Fuzz.Proto PRIVATE ${LUAU_PB_DIR} ${protobufmutator_SOURCE_DIR})
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target_sources(Luau.Fuzz.Proto PRIVATE ${LUAU_PB_SOURCES} proto.cpp protoprint.cpp)
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target_link_libraries(Luau.Fuzz.Proto PRIVATE protobuf::libprotobuf protobuf-mutator-libfuzzer protobuf-mutator Luau.Analysis Luau.Compiler Luau.Ast Luau.Config Luau.VM Luau.CodeGen)
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set_target_properties(Luau.Fuzz.Proto PROPERTIES CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF OUTPUT_NAME fuzz-proto)
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add_executable(Luau.Fuzz.ProtoTest)
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target_compile_options(Luau.Fuzz.ProtoTest PRIVATE ${FUZZ_COMPILE_OPTIONS})
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target_link_options(Luau.Fuzz.ProtoTest PRIVATE ${FUZZ_LINK_OPTIONS})
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target_compile_features(Luau.Fuzz.ProtoTest PRIVATE cxx_std_17)
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target_include_directories(Luau.Fuzz.ProtoTest PRIVATE ${LUAU_PB_DIR} ${protobufmutator_SOURCE_DIR})
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target_sources(Luau.Fuzz.ProtoTest PRIVATE ${LUAU_PB_SOURCES} prototest.cpp protoprint.cpp)
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target_link_libraries(Luau.Fuzz.ProtoTest PRIVATE protobuf::libprotobuf protobuf-mutator-libfuzzer protobuf-mutator)
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set_target_properties(Luau.Fuzz.ProtoTest PROPERTIES CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF OUTPUT_NAME fuzz-prototest)
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