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pybind11
Commit 8c6b0b83 by Dean Moldovan
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Don't build tests when project is used via add_subdirectory

parent b4b70a5d
Showing with 164 additions and 153 deletions
CMakeLists.txt
......@@ -9,58 +9,24 @@ cmake_minimum_required(VERSION 2.8.12)
project(pybind11)
option(PYBIND11_INSTALL "Install pybind11 header files?" ON)
# Check if pybind11 is being used directly or via add_subdirectory
set(MASTER_PROJECT OFF)
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(MASTER_PROJECT ON)
endif ()
option(PYBIND11_INSTALL "Install pybind11 header files?" ${MASTER_PROJECT})
option(PYBIND11_TEST "Build tests?" ${MASTER_PROJECT})
# Add a CMake parameter for choosing a desired Python version
set(PYBIND11_PYTHON_VERSION "" CACHE STRING "Python version to use for compiling the example application")
include(CheckCXXCompilerFlag)
# Set a default build configuration if none is specified. 'MinSizeRel' produces the smallest binaries
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "Setting build type to 'MinSizeRel' as none was specified.")
set(CMAKE_BUILD_TYPE MinSizeRel CACHE STRING "Choose the type of build." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
"MinSizeRel" "RelWithDebInfo")
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/tools")
set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6 3.7)
find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
# Enable link time optimization and set the default symbol
# visibility to hidden (very important to obtain small binaries)
if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
# Check for Link Time Optimization support
# (GCC/Clang)
CHECK_CXX_COMPILER_FLAG("-flto" HAS_LTO_FLAG)
if (HAS_LTO_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
endif()
# Intel equivalent to LTO is called IPO
if (CMAKE_CXX_COMPILER_ID MATCHES "Intel")
CHECK_CXX_COMPILER_FLAG("-ipo" HAS_IPO_FLAG)
if (HAS_IPO_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ipo")
endif()
endif()
endif()
endif()
# Compile with compiler warnings turned on
if(MSVC)
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif()
elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
endif()
# Cache variables so pybind11_add_module can be used in parent projects
set(PYBIND11_INCLUDE_DIR "${CMAKE_CURRENT_LIST_DIR}/include" CACHE INTERNAL "")
set(PYTHON_INCLUDE_DIRS ${PYTHON_INCLUDE_DIRS} CACHE INTERNAL "")
......@@ -120,118 +86,28 @@ function(pybind11_add_module target_name)
endif()
endfunction()
set(PYBIND11_HEADERS
include/pybind11/attr.h
include/pybind11/cast.h
include/pybind11/common.h
include/pybind11/complex.h
include/pybind11/descr.h
include/pybind11/eigen.h
include/pybind11/functional.h
include/pybind11/numpy.h
include/pybind11/operators.h
include/pybind11/pybind11.h
include/pybind11/pytypes.h
include/pybind11/stl.h
include/pybind11/stl_bind.h
include/pybind11/typeid.h
)
set(PYBIND11_EXAMPLES
example/example1.cpp
example/example2.cpp
example/example3.cpp
example/example4.cpp
example/example5.cpp
example/example6.cpp
example/example7.cpp
example/example8.cpp
example/example9.cpp
example/example10.cpp
example/example11.cpp
example/example12.cpp
example/example13.cpp
example/example14.cpp
example/example15.cpp
example/example16.cpp
example/example17.cpp
example/issues.cpp
)
# Check if Eigen is available
find_package(Eigen3 QUIET)
if (EIGEN3_FOUND)
list(APPEND PYBIND11_EXAMPLES example/eigen.cpp)
message(STATUS "Building Eigen testcase")
else()
message(STATUS "NOT Building Eigen testcase")
endif()
# Create the binding library
pybind11_add_module(example example/example.cpp ${PYBIND11_EXAMPLES})
if (EIGEN3_FOUND)
target_include_directories(example PRIVATE ${EIGEN3_INCLUDE_DIR})
target_compile_definitions(example PRIVATE -DPYBIND11_TEST_EIGEN)
if (PYBIND11_TEST)
enable_testing()
add_subdirectory(example)
endif()
# Always write the output file directly into the 'example' directory (even on MSVC)
set(CompilerFlags
LIBRARY_OUTPUT_DIRECTORY LIBRARY_OUTPUT_DIRECTORY_RELEASE LIBRARY_OUTPUT_DIRECTORY_DEBUG
LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO
RUNTIME_OUTPUT_DIRECTORY RUNTIME_OUTPUT_DIRECTORY_RELEASE RUNTIME_OUTPUT_DIRECTORY_DEBUG
RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO)
foreach(CompilerFlag ${CompilerFlags})
set_target_properties(example PROPERTIES ${CompilerFlag} ${PROJECT_SOURCE_DIR}/example)
endforeach()
if (WIN32)
if (MSVC)
# /MP enables multithreaded builds (relevant when there are many files), /bigobj is
# needed for bigger binding projects due to the limit to 64k addressable sections
set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS /MP /bigobj)
# Enforce size-based optimization and link time code generation on MSVC
# (~30% smaller binaries in experiments); do nothing in debug mode.
set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS
"$<$<CONFIG:Release>:/Os>" "$<$<CONFIG:Release>:/GL>"
"$<$<CONFIG:MinSizeRel>:/Os>" "$<$<CONFIG:MinSizeRel>:/GL>"
"$<$<CONFIG:RelWithDebInfo>:/Os>" "$<$<CONFIG:RelWithDebInfo>:/GL>"
)
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELEASE "/LTCG ")
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL "/LTCG ")
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELWITHDEBINFO "/LTCG ")
endif()
elseif (UNIX)
# Optimize for a small binary size
if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
set_target_properties(example PROPERTIES COMPILE_FLAGS "-Os")
endif()
# Strip unnecessary sections of the binary on Linux/Mac OS
if(APPLE)
if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
add_custom_command(TARGET example POST_BUILD COMMAND strip -u -r $<TARGET_FILE:example>)
endif()
else()
if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
add_custom_command(TARGET example POST_BUILD COMMAND strip $<TARGET_FILE:example>)
endif()
endif()
endif()
enable_testing()
set(RUN_TEST ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/example/run_test.py)
if (MSVC OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
set(RUN_TEST ${RUN_TEST} --relaxed)
endif()
foreach(VALUE ${PYBIND11_EXAMPLES})
string(REGEX REPLACE "^example/(.+).cpp$" "\\1" EXAMPLE_NAME "${VALUE}")
add_test(NAME ${EXAMPLE_NAME} COMMAND ${RUN_TEST} ${EXAMPLE_NAME})
endforeach()
if (PYBIND11_INSTALL)
install(FILES ${PYBIND11_HEADERS} DESTINATION include/pybind11)
set(PYBIND11_HEADERS
include/pybind11/attr.h
include/pybind11/cast.h
include/pybind11/common.h
include/pybind11/complex.h
include/pybind11/descr.h
include/pybind11/eigen.h
include/pybind11/functional.h
include/pybind11/numpy.h
include/pybind11/operators.h
include/pybind11/pybind11.h
include/pybind11/pytypes.h
include/pybind11/stl.h
include/pybind11/stl_bind.h
include/pybind11/typeid.h
)
install(FILES ${PYBIND11_HEADERS} DESTINATION include/pybind11)
endif()
example/CMakeLists.txt 0 → 100644
include(CheckCXXCompilerFlag)
# Set a default build configuration if none is specified. 'MinSizeRel' produces the smallest binaries
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "Setting build type to 'MinSizeRel' as none was specified.")
set(CMAKE_BUILD_TYPE MinSizeRel CACHE STRING "Choose the type of build." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
"MinSizeRel" "RelWithDebInfo")
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
# Enable link time optimization and set the default symbol
# visibility to hidden (very important to obtain small binaries)
if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
# Check for Link Time Optimization support
# (GCC/Clang)
CHECK_CXX_COMPILER_FLAG("-flto" HAS_LTO_FLAG)
if(HAS_LTO_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
endif()
# Intel equivalent to LTO is called IPO
if(CMAKE_CXX_COMPILER_ID MATCHES "Intel")
CHECK_CXX_COMPILER_FLAG("-ipo" HAS_IPO_FLAG)
if(HAS_IPO_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ipo")
endif()
endif()
endif()
endif()
# Compile with compiler warnings turned on
if(MSVC)
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif()
elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
endif()
set(PYBIND11_EXAMPLES
example1.cpp
example2.cpp
example3.cpp
example4.cpp
example5.cpp
example6.cpp
example7.cpp
example8.cpp
example9.cpp
example10.cpp
example11.cpp
example12.cpp
example13.cpp
example14.cpp
example15.cpp
example16.cpp
example17.cpp
issues.cpp
)
# Check if Eigen is available
find_package(Eigen3 QUIET)
if(EIGEN3_FOUND)
list(APPEND PYBIND11_EXAMPLES eigen.cpp)
message(STATUS "Building Eigen testcase")
else()
message(STATUS "NOT Building Eigen testcase")
endif()
# Create the binding library
pybind11_add_module(example example.cpp ${PYBIND11_EXAMPLES})
if(EIGEN3_FOUND)
target_include_directories(example PRIVATE ${EIGEN3_INCLUDE_DIR})
target_compile_definitions(example PRIVATE -DPYBIND11_TEST_EIGEN)
endif()
# Always write the output file directly into the 'example' directory (even on MSVC)
set(CompilerFlags
LIBRARY_OUTPUT_DIRECTORY LIBRARY_OUTPUT_DIRECTORY_RELEASE LIBRARY_OUTPUT_DIRECTORY_DEBUG
LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO
RUNTIME_OUTPUT_DIRECTORY RUNTIME_OUTPUT_DIRECTORY_RELEASE RUNTIME_OUTPUT_DIRECTORY_DEBUG
RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO)
foreach(CompilerFlag ${CompilerFlags})
set_target_properties(example PROPERTIES ${CompilerFlag} ${PROJECT_SOURCE_DIR}/example)
endforeach()
if(WIN32)
if(MSVC)
# /MP enables multithreaded builds (relevant when there are many files), /bigobj is
# needed for bigger binding projects due to the limit to 64k addressable sections
set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS /MP /bigobj)
# Enforce size-based optimization and link time code generation on MSVC
# (~30% smaller binaries in experiments); do nothing in debug mode.
set_property(TARGET example APPEND PROPERTY COMPILE_OPTIONS
"$<$<CONFIG:Release>:/Os>" "$<$<CONFIG:Release>:/GL>"
"$<$<CONFIG:MinSizeRel>:/Os>" "$<$<CONFIG:MinSizeRel>:/GL>"
"$<$<CONFIG:RelWithDebInfo>:/Os>" "$<$<CONFIG:RelWithDebInfo>:/GL>"
)
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELEASE "/LTCG ")
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL "/LTCG ")
set_property(TARGET example APPEND_STRING PROPERTY LINK_FLAGS_RELWITHDEBINFO "/LTCG ")
endif()
elseif(UNIX)
# Optimize for a small binary size
if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
set_target_properties(example PROPERTIES COMPILE_FLAGS "-Os")
endif()
# Strip unnecessary sections of the binary on Linux/Mac OS
if(APPLE)
if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
add_custom_command(TARGET example POST_BUILD COMMAND strip -u -r $<TARGET_FILE:example>)
endif()
else()
if(NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
add_custom_command(TARGET example POST_BUILD COMMAND strip $<TARGET_FILE:example>)
endif()
endif()
endif()
set(RUN_TEST ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/run_test.py)
if(MSVC OR CMAKE_CXX_COMPILER_ID MATCHES "Intel")
set(RUN_TEST ${RUN_TEST} --relaxed)
endif()
foreach(VALUE ${PYBIND11_EXAMPLES})
string(REGEX REPLACE "^(.+).cpp$" "\\1" EXAMPLE_NAME "${VALUE}")
add_test(NAME ${EXAMPLE_NAME} COMMAND ${RUN_TEST} ${EXAMPLE_NAME})
endforeach()
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