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https://github.com/pybind/pybind11.git
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115 lines
4.0 KiB
CMake
115 lines
4.0 KiB
CMake
# CMakeLists.txt -- Build system for the pybind11 examples
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#
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# Copyright (c) 2015 Wenzel Jakob <wenzel@inf.ethz.ch>
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#
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# All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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cmake_minimum_required(VERSION 2.8)
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project(pybind)
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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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set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6)
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find_package(PythonLibs 3 REQUIRED)
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find_package(PythonInterp 3 REQUIRED)
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string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
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if (UNIX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wno-unsequenced")
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if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
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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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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
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endif()
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include_directories(${PYTHON_INCLUDE_DIR} include)
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add_library(example SHARED
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include/pybind/cast.h
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include/pybind/common.h
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include/pybind/operators.h
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include/pybind/pybind.h
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include/pybind/pytypes.h
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include/pybind/typeid.h
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include/pybind/numpy.h
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example/example.cpp
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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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)
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set_target_properties(example PROPERTIES PREFIX "")
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set_target_properties(example PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/example)
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if (WIN32)
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if (MSVC)
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# Enforce size-based optimization and link time code generation on MSVC (~30% smaller binaries in experiments)
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set_target_properties(example PROPERTIES COMPILE_FLAGS "/Os /GL")
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set_target_properties(example PROPERTIES LINK_FLAGS "/LTCG")
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endif()
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# .PYD file extension on Windows
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set_target_properties(example PROPERTIES SUFFIX ".pyd")
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# Link against the Python shared library
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target_link_libraries(example ${PYTHON_LIBRARY})
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elseif (UNIX)
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# It's quite common to have multiple copies of the same Python version
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# installed on one's system. E.g.: one copy from the OS and another copy
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# that's statically linked into an application like Blender or Maya.
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# If we link our plugin library against the OS Python here and import it
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# into Blender or Maya later on, this will cause segfaults when multiple
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# conflicting Python instances are active at the same time.
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# Windows does not seem to be affected by this issue. The solution for Linux
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# and Mac OS is simple: we just don't link against the Python library. The
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# resulting shared library will have missing symbols, but that's perfectly
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# fine -- they will be resolved at import time.
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# .SO file extension on Linux/Mac OS
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set_target_properties(example PROPERTIES SUFFIX ".so")
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# Strip unnecessary sections of the binary on Linux/Mac OS
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if(APPLE)
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set_target_properties(example PROPERTIES MACOSX_RPATH ".")
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set_target_properties(example PROPERTIES LINK_FLAGS "-undefined dynamic_lookup -dead_strip")
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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 ${PROJECT_SOURCE_DIR}/example/example.so)
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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 ${PROJECT_SOURCE_DIR}/example/example.so)
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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} ${CMAKE_CURRENT_SOURCE_DIR}/example/run_test.py)
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foreach(i RANGE 1 7)
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add_test(NAME example${i} COMMAND ${RUN_TEST} example${i})
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endforeach()
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