| # Copyright 2024 Google LLC | |
| # | |
| # Licensed under the Apache License, Version 2.0 (the "License"); | |
| # you may not use this file except in compliance with the License. | |
| # You may obtain a copy of the License at | |
| # | |
| # http://www.apache.org/licenses/LICENSE-2.0 | |
| # | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| cmake_minimum_required(VERSION 3.19) | |
| project(fuzztest) | |
| # Limit parallel link jobs to avoid OOM in CI (GitHub Actions) | |
| if (CMAKE_GENERATOR STREQUAL "Ninja" AND DEFINED ENV{GITHUB_ACTIONS}) | |
| set_property(GLOBAL PROPERTY JOB_POOLS link_pool=1) | |
| set(CMAKE_JOB_POOL_LINK link_pool) | |
| endif () | |
| option(FUZZTEST_BUILD_TESTING "Building the tests." OFF) | |
| option(FUZZTEST_BUILD_FLATBUFFERS "Building the flatbuffers support." OFF) | |
| option(FUZZTEST_FUZZING_MODE "Building the fuzztest in fuzzing mode." OFF) | |
| set(FUZZTEST_COMPATIBILITY_MODE "" CACHE STRING "Compatibility mode. Available options: <empty>, libfuzzer") | |
| set(CMAKE_CXX_STANDARD 17) | |
| if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") | |
| set (COMPILER_GCC 1) | |
| elseif (CMAKE_CXX_COMPILER_ID MATCHES "AppleClang") | |
| set (COMPILER_CLANG 1) # Safe to treat AppleClang as a regular Clang, in general. | |
| elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang") | |
| set (COMPILER_CLANG 1) | |
| else () | |
| message (FATAL_ERROR "Compiler ${CMAKE_CXX_COMPILER_ID} is not supported") | |
| endif () | |
| if (COMPILER_GCC AND (FUZZTEST_FUZZING_MODE OR (FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer"))) | |
| message (FATAL_ERROR "Compilation with GCC is not yet supported for fuzztest mode. Please use Clang. CC=clang CXX=clang++") | |
| endif () | |
| if (FUZZTEST_FUZZING_MODE AND NOT FUZZTEST_COMPATIBILITY_MODE STREQUAL "") | |
| message (FATAL_ERROR "Please either use fuzzing mode or compatibility mode") | |
| endif () | |
| if (NOT FUZZTEST_COMPATIBILITY_MODE STREQUAL "" AND | |
| NOT FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer") | |
| message (FATAL_ERROR "Compatibility mode is only supported for libfuzzer") | |
| endif () | |
| include(cmake/AddFuzzTest.cmake) | |
| include(cmake/FuzzTestFlagSetup.cmake) | |
| fuzztest_setup_fuzzing_flags() | |
| include(cmake/BuildDependencies.cmake) | |
| include(cmake/FuzzTestHelpers.cmake) | |
| include(cmake/CompatibilityModeLinkLibFuzzer.cmake) | |
| if (FUZZTEST_BUILD_TESTING) | |
| enable_testing() | |
| set(protobuf_PROTOC_EXE "${protobuf_BINARY_DIR}/protoc") | |
| include(${protobuf_SOURCE_DIR}/cmake/protobuf-generate.cmake) | |
| endif () | |
| add_subdirectory(common) | |
| add_subdirectory(fuzztest) | |
| add_subdirectory(fuzztest/grammars) | |
| add_subdirectory(fuzztest/internal) | |
| add_subdirectory(fuzztest/internal/domains) | |
| add_subdirectory(grammar_codegen) | |
| add_subdirectory(grammar_codegen/generated_antlr_parser) | |
| add_subdirectory(tools) | |
| if (FUZZTEST_BUILD_TESTING) | |
| add_subdirectory(domain_tests) | |
| add_subdirectory(e2e_tests) | |
| add_subdirectory(e2e_tests/testdata) | |
| endif () |