CMakeLists.txt revision 12391
111986Sandreas.sandberg@arm.com# CMakeLists.txt -- Build system for the pybind11 modules 211986Sandreas.sandberg@arm.com# 311986Sandreas.sandberg@arm.com# Copyright (c) 2015 Wenzel Jakob <wenzel@inf.ethz.ch> 411986Sandreas.sandberg@arm.com# 511986Sandreas.sandberg@arm.com# All rights reserved. Use of this source code is governed by a 611986Sandreas.sandberg@arm.com# BSD-style license that can be found in the LICENSE file. 711986Sandreas.sandberg@arm.com 811986Sandreas.sandberg@arm.comcmake_minimum_required(VERSION 2.8.12) 911986Sandreas.sandberg@arm.com 1012037Sandreas.sandberg@arm.comif (POLICY CMP0048) 1112037Sandreas.sandberg@arm.com # cmake warns if loaded from a min-3.0-required parent dir, so silence the warning: 1212037Sandreas.sandberg@arm.com cmake_policy(SET CMP0048 NEW) 1312037Sandreas.sandberg@arm.comendif() 1412037Sandreas.sandberg@arm.com 1512391Sjason@lowepower.com# CMake versions < 3.4.0 do not support try_compile/pthread checks without C as active language. 1612391Sjason@lowepower.comif(CMAKE_VERSION VERSION_LESS 3.4.0) 1712391Sjason@lowepower.com project(pybind11) 1812391Sjason@lowepower.comelse() 1912391Sjason@lowepower.com project(pybind11 CXX) 2012391Sjason@lowepower.comendif() 2111986Sandreas.sandberg@arm.com 2211986Sandreas.sandberg@arm.com# Check if pybind11 is being used directly or via add_subdirectory 2311986Sandreas.sandberg@arm.comset(PYBIND11_MASTER_PROJECT OFF) 2411986Sandreas.sandberg@arm.comif (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR) 2511986Sandreas.sandberg@arm.com set(PYBIND11_MASTER_PROJECT ON) 2611986Sandreas.sandberg@arm.comendif() 2711986Sandreas.sandberg@arm.com 2811986Sandreas.sandberg@arm.comoption(PYBIND11_INSTALL "Install pybind11 header files?" ${PYBIND11_MASTER_PROJECT}) 2911986Sandreas.sandberg@arm.comoption(PYBIND11_TEST "Build pybind11 test suite?" ${PYBIND11_MASTER_PROJECT}) 3011986Sandreas.sandberg@arm.com 3111986Sandreas.sandberg@arm.comlist(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/tools") 3211986Sandreas.sandberg@arm.com 3311986Sandreas.sandberg@arm.cominclude(pybind11Tools) 3411986Sandreas.sandberg@arm.com 3511986Sandreas.sandberg@arm.com# Cache variables so pybind11_add_module can be used in parent projects 3611986Sandreas.sandberg@arm.comset(PYBIND11_INCLUDE_DIR "${CMAKE_CURRENT_LIST_DIR}/include" CACHE INTERNAL "") 3711986Sandreas.sandberg@arm.comset(PYTHON_INCLUDE_DIRS ${PYTHON_INCLUDE_DIRS} CACHE INTERNAL "") 3811986Sandreas.sandberg@arm.comset(PYTHON_LIBRARIES ${PYTHON_LIBRARIES} CACHE INTERNAL "") 3911986Sandreas.sandberg@arm.comset(PYTHON_MODULE_PREFIX ${PYTHON_MODULE_PREFIX} CACHE INTERNAL "") 4011986Sandreas.sandberg@arm.comset(PYTHON_MODULE_EXTENSION ${PYTHON_MODULE_EXTENSION} CACHE INTERNAL "") 4111986Sandreas.sandberg@arm.com 4212391Sjason@lowepower.com# NB: when adding a header don't forget to also add it to setup.py 4311986Sandreas.sandberg@arm.comset(PYBIND11_HEADERS 4412391Sjason@lowepower.com include/pybind11/detail/class.h 4512391Sjason@lowepower.com include/pybind11/detail/common.h 4612391Sjason@lowepower.com include/pybind11/detail/descr.h 4712391Sjason@lowepower.com include/pybind11/detail/init.h 4812391Sjason@lowepower.com include/pybind11/detail/internals.h 4912391Sjason@lowepower.com include/pybind11/detail/typeid.h 5011986Sandreas.sandberg@arm.com include/pybind11/attr.h 5112391Sjason@lowepower.com include/pybind11/buffer_info.h 5211986Sandreas.sandberg@arm.com include/pybind11/cast.h 5311986Sandreas.sandberg@arm.com include/pybind11/chrono.h 5411986Sandreas.sandberg@arm.com include/pybind11/common.h 5511986Sandreas.sandberg@arm.com include/pybind11/complex.h 5611986Sandreas.sandberg@arm.com include/pybind11/options.h 5711986Sandreas.sandberg@arm.com include/pybind11/eigen.h 5812391Sjason@lowepower.com include/pybind11/embed.h 5911986Sandreas.sandberg@arm.com include/pybind11/eval.h 6011986Sandreas.sandberg@arm.com include/pybind11/functional.h 6111986Sandreas.sandberg@arm.com include/pybind11/numpy.h 6211986Sandreas.sandberg@arm.com include/pybind11/operators.h 6311986Sandreas.sandberg@arm.com include/pybind11/pybind11.h 6411986Sandreas.sandberg@arm.com include/pybind11/pytypes.h 6511986Sandreas.sandberg@arm.com include/pybind11/stl.h 6611986Sandreas.sandberg@arm.com include/pybind11/stl_bind.h 6711986Sandreas.sandberg@arm.com) 6811986Sandreas.sandberg@arm.comstring(REPLACE "include/" "${CMAKE_CURRENT_SOURCE_DIR}/include/" 6911986Sandreas.sandberg@arm.com PYBIND11_HEADERS "${PYBIND11_HEADERS}") 7011986Sandreas.sandberg@arm.com 7111986Sandreas.sandberg@arm.comif (PYBIND11_TEST) 7211986Sandreas.sandberg@arm.com add_subdirectory(tests) 7311986Sandreas.sandberg@arm.comendif() 7411986Sandreas.sandberg@arm.com 7511986Sandreas.sandberg@arm.cominclude(GNUInstallDirs) 7611986Sandreas.sandberg@arm.cominclude(CMakePackageConfigHelpers) 7711986Sandreas.sandberg@arm.com 7811986Sandreas.sandberg@arm.com# extract project version from source 7912391Sjason@lowepower.comfile(STRINGS "${PYBIND11_INCLUDE_DIR}/pybind11/detail/common.h" pybind11_version_defines 8011986Sandreas.sandberg@arm.com REGEX "#define PYBIND11_VERSION_(MAJOR|MINOR|PATCH) ") 8111986Sandreas.sandberg@arm.comforeach(ver ${pybind11_version_defines}) 8211986Sandreas.sandberg@arm.com if (ver MATCHES "#define PYBIND11_VERSION_(MAJOR|MINOR|PATCH) +([^ ]+)$") 8311986Sandreas.sandberg@arm.com set(PYBIND11_VERSION_${CMAKE_MATCH_1} "${CMAKE_MATCH_2}" CACHE INTERNAL "") 8411986Sandreas.sandberg@arm.com endif() 8511986Sandreas.sandberg@arm.comendforeach() 8611986Sandreas.sandberg@arm.comset(${PROJECT_NAME}_VERSION ${PYBIND11_VERSION_MAJOR}.${PYBIND11_VERSION_MINOR}.${PYBIND11_VERSION_PATCH}) 8712037Sandreas.sandberg@arm.commessage(STATUS "pybind11 v${${PROJECT_NAME}_VERSION}") 8812037Sandreas.sandberg@arm.com 8912037Sandreas.sandberg@arm.comoption (USE_PYTHON_INCLUDE_DIR "Install pybind11 headers in Python include directory instead of default installation prefix" OFF) 9012037Sandreas.sandberg@arm.comif (USE_PYTHON_INCLUDE_DIR) 9112037Sandreas.sandberg@arm.com file(RELATIVE_PATH CMAKE_INSTALL_INCLUDEDIR ${CMAKE_INSTALL_PREFIX} ${PYTHON_INCLUDE_DIRS}) 9212037Sandreas.sandberg@arm.comendif() 9311986Sandreas.sandberg@arm.com 9411986Sandreas.sandberg@arm.comif(NOT (CMAKE_VERSION VERSION_LESS 3.0)) # CMake >= 3.0 9511986Sandreas.sandberg@arm.com # Build an interface library target: 9612391Sjason@lowepower.com add_library(pybind11 INTERFACE) 9712391Sjason@lowepower.com add_library(pybind11::pybind11 ALIAS pybind11) # to match exported target 9812391Sjason@lowepower.com target_include_directories(pybind11 INTERFACE $<BUILD_INTERFACE:${PYBIND11_INCLUDE_DIR}> 9912391Sjason@lowepower.com $<BUILD_INTERFACE:${PYTHON_INCLUDE_DIRS}> 10012391Sjason@lowepower.com $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>) 10112391Sjason@lowepower.com target_compile_options(pybind11 INTERFACE $<BUILD_INTERFACE:${PYBIND11_CPP_STANDARD}>) 10212391Sjason@lowepower.com 10312037Sandreas.sandberg@arm.com add_library(module INTERFACE) 10412391Sjason@lowepower.com add_library(pybind11::module ALIAS module) 10512391Sjason@lowepower.com if(NOT MSVC) 10612391Sjason@lowepower.com target_compile_options(module INTERFACE -fvisibility=hidden) 10712391Sjason@lowepower.com endif() 10812391Sjason@lowepower.com target_link_libraries(module INTERFACE pybind11::pybind11) 10912037Sandreas.sandberg@arm.com if(WIN32 OR CYGWIN) 11012037Sandreas.sandberg@arm.com target_link_libraries(module INTERFACE $<BUILD_INTERFACE:${PYTHON_LIBRARIES}>) 11112037Sandreas.sandberg@arm.com elseif(APPLE) 11212037Sandreas.sandberg@arm.com target_link_libraries(module INTERFACE "-undefined dynamic_lookup") 11311986Sandreas.sandberg@arm.com endif() 11412037Sandreas.sandberg@arm.com 11512391Sjason@lowepower.com add_library(embed INTERFACE) 11612391Sjason@lowepower.com add_library(pybind11::embed ALIAS embed) 11712391Sjason@lowepower.com target_link_libraries(embed INTERFACE pybind11::pybind11 $<BUILD_INTERFACE:${PYTHON_LIBRARIES}>) 11811986Sandreas.sandberg@arm.comendif() 11911986Sandreas.sandberg@arm.com 12011986Sandreas.sandberg@arm.comif (PYBIND11_INSTALL) 12112391Sjason@lowepower.com install(DIRECTORY ${PYBIND11_INCLUDE_DIR}/pybind11 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) 12211986Sandreas.sandberg@arm.com # GNUInstallDirs "DATADIR" wrong here; CMake search path wants "share". 12311986Sandreas.sandberg@arm.com set(PYBIND11_CMAKECONFIG_INSTALL_DIR "share/cmake/${PROJECT_NAME}" CACHE STRING "install path for pybind11Config.cmake") 12411986Sandreas.sandberg@arm.com 12511986Sandreas.sandberg@arm.com configure_package_config_file(tools/${PROJECT_NAME}Config.cmake.in 12611986Sandreas.sandberg@arm.com "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" 12711986Sandreas.sandberg@arm.com INSTALL_DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 12812391Sjason@lowepower.com # Remove CMAKE_SIZEOF_VOID_P from ConfigVersion.cmake since the library does 12912391Sjason@lowepower.com # not depend on architecture specific settings or libraries. 13012391Sjason@lowepower.com set(_PYBIND11_CMAKE_SIZEOF_VOID_P ${CMAKE_SIZEOF_VOID_P}) 13112391Sjason@lowepower.com unset(CMAKE_SIZEOF_VOID_P) 13211986Sandreas.sandberg@arm.com write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake 13311986Sandreas.sandberg@arm.com VERSION ${${PROJECT_NAME}_VERSION} 13411986Sandreas.sandberg@arm.com COMPATIBILITY AnyNewerVersion) 13512391Sjason@lowepower.com set(CMAKE_SIZEOF_VOID_P ${_PYBIND11_CMAKE_SIZEOF_VOID_P}) 13611986Sandreas.sandberg@arm.com install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake 13711986Sandreas.sandberg@arm.com ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake 13811986Sandreas.sandberg@arm.com tools/FindPythonLibsNew.cmake 13911986Sandreas.sandberg@arm.com tools/pybind11Tools.cmake 14011986Sandreas.sandberg@arm.com DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 14111986Sandreas.sandberg@arm.com 14211986Sandreas.sandberg@arm.com if(NOT (CMAKE_VERSION VERSION_LESS 3.0)) 14312391Sjason@lowepower.com if(NOT PYBIND11_EXPORT_NAME) 14412391Sjason@lowepower.com set(PYBIND11_EXPORT_NAME "${PROJECT_NAME}Targets") 14512391Sjason@lowepower.com endif() 14612391Sjason@lowepower.com 14712391Sjason@lowepower.com install(TARGETS pybind11 module embed 14812391Sjason@lowepower.com EXPORT "${PYBIND11_EXPORT_NAME}") 14912391Sjason@lowepower.com if(PYBIND11_MASTER_PROJECT) 15012391Sjason@lowepower.com install(EXPORT "${PYBIND11_EXPORT_NAME}" 15112391Sjason@lowepower.com NAMESPACE "${PROJECT_NAME}::" 15212391Sjason@lowepower.com DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 15312391Sjason@lowepower.com endif() 15411986Sandreas.sandberg@arm.com endif() 15511986Sandreas.sandberg@arm.comendif() 156