202 lines
6.8 KiB
CMake
202 lines
6.8 KiB
CMake
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cmake_minimum_required(VERSION 3.10)
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# detect if Catch is being bundled,
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# disable testsuite in that case
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if(NOT DEFINED PROJECT_NAME)
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set(NOT_SUBPROJECT ON)
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else()
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set(NOT_SUBPROJECT OFF)
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endif()
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option(CATCH_INSTALL_DOCS "Install documentation alongside library" ON)
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option(CATCH_INSTALL_EXTRAS "Install extras (CMake scripts, debugger helpers) alongside library" ON)
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option(CATCH_DEVELOPMENT_BUILD "Build tests, enable warnings, enable Werror, etc" OFF)
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option(CATCH_ENABLE_REPRODUCIBLE_BUILD "Add compiler flags for improving build reproducibility" ON)
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include(CMakeDependentOption)
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cmake_dependent_option(CATCH_BUILD_TESTING "Build the SelfTest project" ON "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_BUILD_EXAMPLES "Build code examples" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_BUILD_EXTRA_TESTS "Build extra tests" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_BUILD_FUZZERS "Build fuzzers" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_ENABLE_COVERAGE "Generate coverage for codecov.io" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_ENABLE_WERROR "Enables Werror during build" ON "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_BUILD_SURROGATES "Enable generating and building surrogate TUs for the main headers" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_ENABLE_CONFIGURE_TESTS "Enable CMake configuration tests. WARNING: VERY EXPENSIVE" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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cmake_dependent_option(CATCH_ENABLE_CMAKE_HELPER_TESTS "Enable CMake helper tests. WARNING: VERY EXPENSIVE" OFF "CATCH_DEVELOPMENT_BUILD" OFF)
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# Catch2's build breaks if done in-tree. You probably should not build
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# things in tree anyway, but we can allow projects that include Catch2
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# as a subproject to build in-tree as long as it is not in our tree.
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if (CMAKE_BINARY_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
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message(FATAL_ERROR "Building in-source is not supported! Create a build dir and remove ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
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endif()
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project(Catch2
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VERSION 3.7.1 # CML version placeholder, don't delete
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LANGUAGES CXX
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# HOMEPAGE_URL is not supported until CMake version 3.12, which
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# we do not target yet.
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# HOMEPAGE_URL "https://github.com/catchorg/Catch2"
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DESCRIPTION "A modern, C++-native, unit test framework."
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)
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# Provide path for scripts. We first add path to the scripts we don't use,
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# but projects including us might, and set the path up to parent scope.
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# Then we also add path that we use to configure the project, but is of
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# no use to top level projects.
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/extras")
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if (NOT NOT_SUBPROJECT)
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set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH}" PARENT_SCOPE)
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endif()
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/CMake")
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include(GNUInstallDirs)
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include(CMakePackageConfigHelpers)
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include(CatchConfigOptions)
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if(CATCH_DEVELOPMENT_BUILD)
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include(CTest)
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endif()
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# This variable is used in some subdirectories, so we need it here, rather
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# than later in the install block
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set(CATCH_CMAKE_CONFIG_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Catch2")
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# We have some Windows builds that test `wmain` entry point,
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# and we need this change to be present in all binaries that
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# are built during these tests, so this is required here, before
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# the subdirectories are added.
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if(CATCH_TEST_USE_WMAIN)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /ENTRY:wmainCRTStartup")
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endif()
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# Basic paths
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set(CATCH_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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set(SOURCES_DIR ${CATCH_DIR}/src/catch2)
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set(SELF_TEST_DIR ${CATCH_DIR}/tests/SelfTest)
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# We need to bring-in the variables defined there to this scope
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add_subdirectory(src)
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# Build tests only if requested
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if (BUILD_TESTING AND CATCH_BUILD_TESTING AND NOT_SUBPROJECT)
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find_package(PythonInterp 3 REQUIRED)
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if (NOT PYTHONINTERP_FOUND)
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message(FATAL_ERROR "Python not found, but required for tests")
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endif()
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add_subdirectory(tests)
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endif()
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if(CATCH_BUILD_EXAMPLES)
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add_subdirectory(examples)
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endif()
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if(CATCH_BUILD_EXTRA_TESTS)
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add_subdirectory(tests/ExtraTests)
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endif()
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if(CATCH_BUILD_FUZZERS)
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add_subdirectory(fuzzing)
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endif()
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if (CATCH_DEVELOPMENT_BUILD)
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add_warnings_to_targets("${CATCH_WARNING_TARGETS}")
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endif()
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# Only perform the installation steps when Catch is not being used as
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# a subproject via `add_subdirectory`, or the destinations will break,
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# see https://github.com/catchorg/Catch2/issues/1373
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if (NOT_SUBPROJECT)
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configure_package_config_file(
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${CMAKE_CURRENT_LIST_DIR}/CMake/Catch2Config.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/Catch2Config.cmake
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INSTALL_DESTINATION
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${CATCH_CMAKE_CONFIG_DESTINATION}
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)
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write_basic_package_version_file(
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"${CMAKE_CURRENT_BINARY_DIR}/Catch2ConfigVersion.cmake"
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COMPATIBILITY
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SameMajorVersion
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)
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install(
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FILES
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"${CMAKE_CURRENT_BINARY_DIR}/Catch2Config.cmake"
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"${CMAKE_CURRENT_BINARY_DIR}/Catch2ConfigVersion.cmake"
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DESTINATION
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${CATCH_CMAKE_CONFIG_DESTINATION}
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)
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# Install documentation
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if(CATCH_INSTALL_DOCS)
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install(
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DIRECTORY
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docs/
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DESTINATION
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"${CMAKE_INSTALL_DOCDIR}"
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PATTERN "doxygen" EXCLUDE
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)
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endif()
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if(CATCH_INSTALL_EXTRAS)
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# Install CMake scripts
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install(
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FILES
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"extras/ParseAndAddCatchTests.cmake"
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"extras/Catch.cmake"
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"extras/CatchAddTests.cmake"
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"extras/CatchShardTests.cmake"
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"extras/CatchShardTestsImpl.cmake"
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DESTINATION
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${CATCH_CMAKE_CONFIG_DESTINATION}
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)
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# Install debugger helpers
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install(
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FILES
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"extras/gdbinit"
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"extras/lldbinit"
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DESTINATION
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${CMAKE_INSTALL_DATAROOTDIR}/Catch2
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)
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endif()
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## Provide some pkg-config integration
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set(PKGCONFIG_INSTALL_DIR
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"${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig"
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CACHE PATH "Path where catch2.pc is installed"
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)
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configure_file(
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${CMAKE_CURRENT_SOURCE_DIR}/CMake/catch2.pc.in
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${CMAKE_CURRENT_BINARY_DIR}/catch2.pc
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@ONLY
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)
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configure_file(
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${CMAKE_CURRENT_SOURCE_DIR}/CMake/catch2-with-main.pc.in
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${CMAKE_CURRENT_BINARY_DIR}/catch2-with-main.pc
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@ONLY
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)
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install(
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FILES
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"${CMAKE_CURRENT_BINARY_DIR}/catch2.pc"
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"${CMAKE_CURRENT_BINARY_DIR}/catch2-with-main.pc"
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DESTINATION
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${PKGCONFIG_INSTALL_DIR}
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)
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# CPack/CMake started taking the package version from project version 3.12
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# So we need to set the version manually for older CMake versions
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if(${CMAKE_VERSION} VERSION_LESS "3.12.0")
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set(CPACK_PACKAGE_VERSION ${PROJECT_VERSION})
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endif()
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set(CPACK_PACKAGE_CONTACT "https://github.com/catchorg/Catch2/")
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include( CPack )
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endif()
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