mirror of
https://github.com/pybind/pybind11.git
synced 2024-11-22 05:05:11 +00:00
Don't build tests when project is used via add_subdirectory
This commit is contained in:
Dean Moldovan
parent
b4b70a5d62
commit
8c6b0b8333
182
CMakeLists.txt
182
CMakeLists.txt
@ -9,58 +9,24 @@ cmake_minimum_required(VERSION 2.8.12)
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project(pybind11)
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option(PYBIND11_INSTALL "Install pybind11 header files?" ON)
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# Check if pybind11 is being used directly or via add_subdirectory
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set(MASTER_PROJECT OFF)
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if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
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set(MASTER_PROJECT ON)
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endif ()
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option(PYBIND11_INSTALL "Install pybind11 header files?" ${MASTER_PROJECT})
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option(PYBIND11_TEST "Build tests?" ${MASTER_PROJECT})
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# Add a CMake parameter for choosing a desired Python version
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set(PYBIND11_PYTHON_VERSION "" CACHE STRING "Python version to use for compiling the example application")
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include(CheckCXXCompilerFlag)
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# Set a default build configuration if none is specified. 'MinSizeRel' produces the smallest binaries
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if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
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message(STATUS "Setting build type to 'MinSizeRel' as none was specified.")
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set(CMAKE_BUILD_TYPE MinSizeRel CACHE STRING "Choose the type of build." FORCE)
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set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
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"MinSizeRel" "RelWithDebInfo")
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endif()
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string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/tools")
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set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6 3.7)
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find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
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if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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# Enable link time optimization and set the default symbol
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# visibility to hidden (very important to obtain small binaries)
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if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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# Check for Link Time Optimization support
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# (GCC/Clang)
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CHECK_CXX_COMPILER_FLAG("-flto" HAS_LTO_FLAG)
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if (HAS_LTO_FLAG)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
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endif()
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# Intel equivalent to LTO is called IPO
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if (CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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CHECK_CXX_COMPILER_FLAG("-ipo" HAS_IPO_FLAG)
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if (HAS_IPO_FLAG)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ipo")
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endif()
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endif()
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endif()
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endif()
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# Compile with compiler warnings turned on
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if(MSVC)
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if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
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string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
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endif()
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# Cache variables so pybind11_add_module can be used in parent projects
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set(PYBIND11_INCLUDE_DIR "${CMAKE_CURRENT_LIST_DIR}/include" CACHE INTERNAL "")
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set(PYTHON_INCLUDE_DIRS ${PYTHON_INCLUDE_DIRS} CACHE INTERNAL "")
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@ -120,118 +86,28 @@ function(pybind11_add_module target_name)
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endif()
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endfunction()
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set(PYBIND11_HEADERS
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include/pybind11/attr.h
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include/pybind11/cast.h
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include/pybind11/common.h
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include/pybind11/complex.h
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include/pybind11/descr.h
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include/pybind11/eigen.h
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include/pybind11/functional.h
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include/pybind11/numpy.h
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include/pybind11/operators.h
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include/pybind11/pybind11.h
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include/pybind11/pytypes.h
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include/pybind11/stl.h
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include/pybind11/stl_bind.h
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include/pybind11/typeid.h
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)
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set(PYBIND11_EXAMPLES
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example/example1.cpp
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example/example2.cpp
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example/example3.cpp
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example/example4.cpp
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example/example5.cpp
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example/example6.cpp
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example/example7.cpp
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example/example8.cpp
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example/example9.cpp
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example/example10.cpp
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example/example11.cpp
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example/example12.cpp
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example/example13.cpp
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example/example14.cpp
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example/example15.cpp
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example/example16.cpp
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example/example17.cpp
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example/issues.cpp
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)
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# Check if Eigen is available
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find_package(Eigen3 QUIET)
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if (EIGEN3_FOUND)
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list(APPEND PYBIND11_EXAMPLES example/eigen.cpp)
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message(STATUS "Building Eigen testcase")
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else()
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message(STATUS "NOT Building Eigen testcase")
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if (PYBIND11_TEST)
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enable_testing()
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add_subdirectory(example)
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endif()
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# Create the binding library
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pybind11_add_module(example example/example.cpp ${PYBIND11_EXAMPLES})
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if (EIGEN3_FOUND)
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target_include_directories(example PRIVATE ${EIGEN3_INCLUDE_DIR})
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target_compile_definitions(example PRIVATE -DPYBIND11_TEST_EIGEN)
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endif()
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# Always write the output file directly into the 'example' directory (even on MSVC)
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set(CompilerFlags
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LIBRARY_OUTPUT_DIRECTORY LIBRARY_OUTPUT_DIRECTORY_RELEASE LIBRARY_OUTPUT_DIRECTORY_DEBUG
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LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO
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RUNTIME_OUTPUT_DIRECTORY RUNTIME_OUTPUT_DIRECTORY_RELEASE RUNTIME_OUTPUT_DIRECTORY_DEBUG
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RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO)
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foreach(CompilerFlag ${CompilerFlags})
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set_target_properties(example PROPERTIES ${CompilerFlag} ${PROJECT_SOURCE_DIR}/example)
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endforeach()
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if (WIN32)
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if (MSVC)
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# /MP enables multithreaded builds (relevant when there are many files), /bigobj is
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# needed for bigger binding projects due to the limit to 64k addressable sections
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set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS /MP /bigobj)
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# Enforce size-based optimization and link time code generation on MSVC
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# (~30% smaller binaries in experiments); do nothing in debug mode.
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set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS
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"$<$<CONFIG:Release>:/Os>" "$<$<CONFIG:Release>:/GL>"
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"$<$<CONFIG:MinSizeRel>:/Os>" "$<$<CONFIG:MinSizeRel>:/GL>"
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"$<$<CONFIG:RelWithDebInfo>:/Os>" "$<$<CONFIG:RelWithDebInfo>:/GL>"
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)
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELEASE "/LTCG ")
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL "/LTCG ")
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELWITHDEBINFO "/LTCG ")
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endif()
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elseif (UNIX)
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# Optimize for a small binary size
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if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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set_target_properties(example PROPERTIES COMPILE_FLAGS "-Os")
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endif()
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# Strip unnecessary sections of the binary on Linux/Mac OS
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if(APPLE)
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if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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add_custom_command(TARGET example POST_BUILD COMMAND strip -u -r $<TARGET_FILE:example>)
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endif()
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else()
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if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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add_custom_command(TARGET example POST_BUILD COMMAND strip $<TARGET_FILE:example>)
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endif()
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endif()
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endif()
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enable_testing()
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set(RUN_TEST ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/example/run_test.py)
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if (MSVC OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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set(RUN_TEST ${RUN_TEST} --relaxed)
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endif()
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foreach(VALUE ${PYBIND11_EXAMPLES})
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string(REGEX REPLACE "^example/(.+).cpp$" "\\1" EXAMPLE_NAME "${VALUE}")
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add_test(NAME ${EXAMPLE_NAME} COMMAND ${RUN_TEST} ${EXAMPLE_NAME})
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endforeach()
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if (PYBIND11_INSTALL)
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install(FILES ${PYBIND11_HEADERS} DESTINATION include/pybind11)
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set(PYBIND11_HEADERS
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include/pybind11/attr.h
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include/pybind11/cast.h
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include/pybind11/common.h
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include/pybind11/complex.h
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include/pybind11/descr.h
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include/pybind11/eigen.h
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include/pybind11/functional.h
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include/pybind11/numpy.h
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include/pybind11/operators.h
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include/pybind11/pybind11.h
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include/pybind11/pytypes.h
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include/pybind11/stl.h
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include/pybind11/stl_bind.h
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include/pybind11/typeid.h
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)
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install(FILES ${PYBIND11_HEADERS} DESTINATION include/pybind11)
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endif()
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135
example/CMakeLists.txt
Normal file
135
example/CMakeLists.txt
Normal file
@ -0,0 +1,135 @@
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include(CheckCXXCompilerFlag)
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# Set a default build configuration if none is specified. 'MinSizeRel' produces the smallest binaries
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if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
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message(STATUS "Setting build type to 'MinSizeRel' as none was specified.")
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set(CMAKE_BUILD_TYPE MinSizeRel CACHE STRING "Choose the type of build." FORCE)
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set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
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"MinSizeRel" "RelWithDebInfo")
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endif()
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string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
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if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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# Enable link time optimization and set the default symbol
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# visibility to hidden (very important to obtain small binaries)
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if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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# Check for Link Time Optimization support
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# (GCC/Clang)
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CHECK_CXX_COMPILER_FLAG("-flto" HAS_LTO_FLAG)
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if(HAS_LTO_FLAG)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
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endif()
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# Intel equivalent to LTO is called IPO
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if(CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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CHECK_CXX_COMPILER_FLAG("-ipo" HAS_IPO_FLAG)
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if(HAS_IPO_FLAG)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ipo")
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endif()
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endif()
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endif()
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endif()
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# Compile with compiler warnings turned on
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if(MSVC)
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if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
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string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
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endif()
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elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
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endif()
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set(PYBIND11_EXAMPLES
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example1.cpp
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example2.cpp
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example3.cpp
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example4.cpp
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example5.cpp
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example6.cpp
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example7.cpp
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example8.cpp
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example9.cpp
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example10.cpp
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example11.cpp
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example12.cpp
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example13.cpp
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example14.cpp
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example15.cpp
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example16.cpp
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example17.cpp
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issues.cpp
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)
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# Check if Eigen is available
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find_package(Eigen3 QUIET)
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if(EIGEN3_FOUND)
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list(APPEND PYBIND11_EXAMPLES eigen.cpp)
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message(STATUS "Building Eigen testcase")
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else()
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message(STATUS "NOT Building Eigen testcase")
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endif()
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# Create the binding library
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pybind11_add_module(example example.cpp ${PYBIND11_EXAMPLES})
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if(EIGEN3_FOUND)
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target_include_directories(example PRIVATE ${EIGEN3_INCLUDE_DIR})
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target_compile_definitions(example PRIVATE -DPYBIND11_TEST_EIGEN)
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endif()
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# Always write the output file directly into the 'example' directory (even on MSVC)
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set(CompilerFlags
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LIBRARY_OUTPUT_DIRECTORY LIBRARY_OUTPUT_DIRECTORY_RELEASE LIBRARY_OUTPUT_DIRECTORY_DEBUG
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LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO
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RUNTIME_OUTPUT_DIRECTORY RUNTIME_OUTPUT_DIRECTORY_RELEASE RUNTIME_OUTPUT_DIRECTORY_DEBUG
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RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO)
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foreach(CompilerFlag ${CompilerFlags})
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set_target_properties(example PROPERTIES ${CompilerFlag} ${PROJECT_SOURCE_DIR}/example)
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endforeach()
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if(WIN32)
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if(MSVC)
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# /MP enables multithreaded builds (relevant when there are many files), /bigobj is
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# needed for bigger binding projects due to the limit to 64k addressable sections
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set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS /MP /bigobj)
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# Enforce size-based optimization and link time code generation on MSVC
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# (~30% smaller binaries in experiments); do nothing in debug mode.
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set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS
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"$<$<CONFIG:Release>:/Os>" "$<$<CONFIG:Release>:/GL>"
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"$<$<CONFIG:MinSizeRel>:/Os>" "$<$<CONFIG:MinSizeRel>:/GL>"
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"$<$<CONFIG:RelWithDebInfo>:/Os>" "$<$<CONFIG:RelWithDebInfo>:/GL>"
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)
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELEASE "/LTCG ")
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL "/LTCG ")
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set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELWITHDEBINFO "/LTCG ")
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endif()
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elseif(UNIX)
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# Optimize for a small binary size
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if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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set_target_properties(example PROPERTIES COMPILE_FLAGS "-Os")
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endif()
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# Strip unnecessary sections of the binary on Linux/Mac OS
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if(APPLE)
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if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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add_custom_command(TARGET example POST_BUILD COMMAND strip -u -r $<TARGET_FILE:example>)
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endif()
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else()
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if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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add_custom_command(TARGET example POST_BUILD COMMAND strip $<TARGET_FILE:example>)
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endif()
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endif()
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endif()
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set(RUN_TEST ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/run_test.py)
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if(MSVC OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
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set(RUN_TEST ${RUN_TEST} --relaxed)
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endif()
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foreach(VALUE ${PYBIND11_EXAMPLES})
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string(REGEX REPLACE "^(.+).cpp$" "\\1" EXAMPLE_NAME "${VALUE}")
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add_test(NAME ${EXAMPLE_NAME} COMMAND ${RUN_TEST} ${EXAMPLE_NAME})
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endforeach()
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