184 lines
6.4 KiB
CMake
184 lines
6.4 KiB
CMake
# reflect/CMakeLists.txt
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cmake_minimum_required(VERSION 3.10)
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project(reflect VERSION 0.1)
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enable_language(CXX)
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include(cmake/cxx.cmake)
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include(cmake/code-coverage.cmake)
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# ----------------------------------------------------------------
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# unit test setup
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enable_testing()
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# activate code coverage for all executables + libraries (when configured with -DCODE_COVERAGE=ON)
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add_code_coverage()
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# 1. assuming that /nix/store/ prefixes .hpp files belonging to gcc, catch2 etc.
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# we're not interested in code coverage for these sources.
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# 2. exclude the utest/ subdir, we don't need coverage on the unit tests themselves;
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# rather, want coverage on the code that the unit tests exercise.
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#
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# NOTE: this seems to work only with the 'ccov-all' target. In particular, doesn't seem to do anything with the 'ccov' target
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#
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add_code_coverage_all_targets(EXCLUDE /nix/store/* ${PROJECT_SOURCE_DIR}/utest/* ${PROJECT_BINARY_DIR}/local/* ${PROJECT_SOURCE_DIR}/repo/*)
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# ----------------------------------------------------------------
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# c++ settings
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set(XO_PROJECT_NAME reflect)
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set(PROJECT_CXX_FLAGS "")
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#set(PROJECT_CXX_FLAGS "-fconcepts-diagnostics-depth=2")
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add_definitions(${PROJECT_CXX_FLAGS})
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if(NOT CMAKE_CXX_STANDARD)
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set(CMAKE_CXX_STANDARD 20)
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endif()
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set(CMAKE_CXX_STANDARD_REQUIRED True)
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# always write compile_commands.json
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE INTERNAL "")
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# ----------------------------------------------------------------
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# external projects (need these to exist before add_subdirectory() below)
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#
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# we are expecting these projects to coexist peacefully in build/local
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# (i.e. can run their `make install` steps independently with prefix build/local,
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# without any collisions)
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#
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include(ExternalProject)
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## ----- indentlog ------
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# NOTE: we could have cmake handle git interaction,
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# but we want source for certain dependencies to live in a location
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# that's suitable for accepting changes + coordinated commits.
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# In particular, not in the build directory!
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#
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externalproject_add(
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project_indentlog
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SOURCE_DIR ${PROJECT_SOURCE_DIR}/repo/indentlog
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BINARY_DIR ${PROJECT_BINARY_DIR}/ext/indentlog
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INSTALL_DIR ${PROJECT_BINARY_DIR}/local
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CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCODE_COVERAGE=${CODE_COVERAGE} -DCMAKE_PREFIX_PATH=<INSTALL_DIR> -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
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BUILD_COMMAND make
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INSTALL_COMMAND make install
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TEST_BEFORE_INSTALL True
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)
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add_library(indentlog INTERFACE IMPORTED)
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#set_property(TARGET indentlog PROPERTY IMPORTED_LOCATION ${PROJECT_BINARY_DIR}/local/lib/libindentlog.so)
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add_dependencies(indentlog project_indentlog)
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# runs ctest in indentlog build dir
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add_test(NAME indentlog COMMAND ${PROJECT_SOURCE_DIR}/cmake/run-external-ctest ${PROJECT_BINARY_DIR}/ext/indentlog)
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#target_code_coverage(indentlog EXTERNAL AUTO ALL)
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# ----- subsys -----
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externalproject_add(
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project_subsys
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SOURCE_DIR ${PROJECT_SOURCE_DIR}/repo/subsys
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BINARY_DIR ${PROJECT_BINARY_DIR}/ext/subsys
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INSTALL_DIR ${PROJECT_BINARY_DIR}/local
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CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCODE_COVERAGE=${CODE_COVERAGE} -DCMAKE_PREFIX_PATH=<INSTALL_DIR> -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
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BUILD_COMMAND make
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INSTALL_COMMAND make install
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TEST_BEFORE_INSTALL True
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)
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add_library(subsys INTERFACE IMPORTED)
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add_dependencies(subsys project_subsys)
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# runs ctest in subsys build dir
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add_test(NAME subsys COMMAND ${PROJECT_SOURCE_DIR}/cmake/run-external-ctest ${PROJECT_BINARY_DIR}/ext/subsys)
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# ----- refcnt -----
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# CMAKE_ARGS
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# CMAKE_BUILD_TYPE propagate Debug/Release build type
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# CODE_COVERAGE propagate code coverage setting
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# CMAKE_PREFIX_PATH path for support cmake files of dependencies (needed for find_package() to work)
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# CMAKE_INSTALL_PREFIX install subproject here
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# SOURCE_DIR -- where to find already established source code
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# BINARY_DIR -- run build for external project here
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# INSTALL_DIR -- (temporarily) install external project here
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#
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externalproject_add(
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project_refcnt
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SOURCE_DIR ${PROJECT_SOURCE_DIR}/repo/refcnt
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BINARY_DIR ${PROJECT_BINARY_DIR}/ext/refcnt
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INSTALL_DIR ${PROJECT_BINARY_DIR}/local
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CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCODE_COVERAGE=${CODE_COVERAGE} -DCMAKE_PREFIX_PATH=<INSTALL_DIR> -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
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BUILD_COMMAND make
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INSTALL_COMMAND make install
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TEST_BEFORE_INSTALL True
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)
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add_library(refcnt SHARED IMPORTED)
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set_property(TARGET refcnt PROPERTY IMPORTED_LOCATION ${PROJECT_BINARY_DIR}/local/lib/librefcnt.so)
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add_dependencies(refcnt project_refcnt)
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add_dependencies(refcnt project_indentlog)
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# runs ctest in refcnt build dir
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add_test(NAME refcnt COMMAND ${PROJECT_SOURCE_DIR}/cmake/run-external-ctest ${PROJECT_BINARY_DIR}/ext/refcnt)
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# ----------------------------------------------------------------
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# sources
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add_subdirectory(src/reflect)
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add_subdirectory(utest)
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# ----------------------------------------------------------------
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# cmake export:
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#
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# populate .cmake files in $CMAKE_INSTALL_LIBDIR/cmake/reflect.
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# cmake projects that include this directory in $CMAKE_PREFIX_PATH
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# can use
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# find_package(reflect REQUIRED)
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# and
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# target_link_libraries(${sometarget} PUBLIC reflect)
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# to use the reflect library
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set(XO_PROJECT_CONFIG_VERSION "${XO_PROJECT_NAME}ConfigVersion.cmake")
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set(XO_PROJECT_CONFIG "${XO_PROJECT_NAME}Config.cmake")
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include(CMakePackageConfigHelpers)
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# generates build/reflectConfigVersion.cmake
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write_basic_package_version_file(
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"${PROJECT_BINARY_DIR}/${XO_PROJECT_CONFIG_VERSION}"
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VERSION 0.1
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COMPATIBILITY AnyNewerVersion
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)
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# generates build/reflectConfig.cmake
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configure_package_config_file(
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"${PROJECT_SOURCE_DIR}/cmake/${XO_PROJECT_NAME}Config.cmake.in"
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"${PROJECT_BINARY_DIR}/${XO_PROJECT_CONFIG}"
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INSTALL_DESTINATION lib/cmake/${XO_PROJECT_NAME}
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)
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# creates {reflectTargets.cmake, reflectTargets-noconfig.cmake} in $CMAKE_INSTALL_LIBDIR/cmake/reflect/
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# requires
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# install(.. EXPORT reflectTargets ..)
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#
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install(
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EXPORT ${XO_PROJECT_NAME}Targets
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DESTINATION lib/cmake/${XO_PROJECT_NAME}
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)
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# creates {reflectConfigVersion.cmake, reflectConfig.cmake} in $CMAKE_INSTALL_LIBDIR/cmake/reflect/
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install(
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FILES
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"${PROJECT_BINARY_DIR}/${XO_PROJECT_CONFIG_VERSION}"
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"${PROJECT_BINARY_DIR}/${XO_PROJECT_CONFIG}"
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DESTINATION lib/cmake/${XO_PROJECT_NAME})
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# ----------------------------------------------------------------
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# install .hpp files
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install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/reflect/ DESTINATION include/reflect)
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