CMakeLists.txt
# Copyright 2023 Jij Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
cmake_minimum_required(VERSION 3.22 FATAL_ERROR)
project(openjij
DESCRIPTION "Framework for the Ising model and QUBO."
HOMEPAGE_URL "https://www.openjij.org"
)
# Standard includes
include(CheckLanguage)
set(OPENJIJ_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include)
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
set(lines "You are building in-place.")
message(AUTHOR_WARNING ${lines})
endif()
set(OPENJIJ_MAIN_PROJECT ON)
message(STATUS "CMake ${CMAKE_VERSION}")
if(CMAKE_CXX_STANDARD)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
endif()
else()
set(OPENJIJ_MAIN_PROJECT OFF)
endif()
# Options
option(OPENJIJ_INSTALL "Install OpenJij header files?" ${OPENJIJ_MAIN_PROJECT})
option(OPENJIJ_TEST "Build OpenJij test suite?" ${OPENJIJ_MAIN_PROJECT})
option(OPENJIJ_DOCS "Build OpenJij docs?" ${OPENJIJ_MAIN_PROJECT})
option(BUILD_DOCS "Enable Doxygen support." OFF)
option(CMAKE_REQUIRE_FAILE "If CMake could not find dependencies, build will faile." OFF)
list(APPEND CMAKE_MODULE_PATH external)
list(APPEND CMAKE_MODULE_PATH cmake)
check_language(C)
check_language(CXX)
if(CMAKE_C_COMPILER)
enable_language(C)
endif()
if(CMAKE_CXX_COMPILER)
enable_language(CXX)
endif()
if(UNIX AND NOT APPLE)
check_language(Fortran)
if(CMAKE_Fortran_COMPILER)
enable_language(Fortran)
endif()
endif()
if(CMAKE_REQUIRE_FAILE)
set(CMAKE_REQUIRE_FIND_PACKAGE_Eigen3 ON)
set(CMAKE_REQUIRE_FIND_PACKAGE_nlohmann_json ON)
set(CMAKE_REQUIRE_FIND_PACKAGE_pybind11 ON)
set(CMAKE_REQUIRE_FIND_PACKAGE_pybind11_json ON)
set(CMAKE_REQUIRE_FIND_PACKAGE_GTest ON)
endif()
# detect operating system and host processor
message(STATUS "We are on a ${CMAKE_SYSTEM_NAME} system")
message(STATUS "The host processor is ${CMAKE_HOST_SYSTEM_PROCESSOR}")
message(STATUS "CMAKE_GENERATOR = ${CMAKE_GENERATOR}")
message(STATUS "CIBUILDWHEEL = $ENV{CIBUILDWHEEL}")
message(STATUS "CMAKE_REQUIRE_FIND_PACKAGE_Eigen3 = ${CMAKE_REQUIRE_FIND_PACKAGE_Eigen3}")
message(STATUS "CMAKE_REQUIRE_FIND_PACKAGE_nlohmann_json = ${CMAKE_REQUIRE_FIND_PACKAGE_nlohmann_json}")
message(STATUS "CMAKE_REQUIRE_FIND_PACKAGE_pybind11 = ${CMAKE_REQUIRE_FIND_PACKAGE_pybind11}")
message(STATUS "CMAKE_REQUIRE_FIND_PACKAGE_pybind11_json = ${CMAKE_REQUIRE_FIND_PACKAGE_pybind11_json}")
message(STATUS "CMAKE_REQUIRE_FIND_PACKAGE_GTest = ${CMAKE_REQUIRE_FIND_PACKAGE_GTest}")
message(STATUS "Started CMake for ${PROJECT_NAME} \n")
if (APPLE)
#set(CMAKE_MACOSX_RPATH TRUE)
message(STATUS "CMAKE_OSX_DEPLOYMENT_TARGET = ${CMAKE_OSX_DEPLOYMENT_TARGET}")
add_compile_options(-Wno-unused-command-line-argument)
elseif (MSVC)
add_compile_options(/bigobj /EHsc)
set(CMAKE_Fortran_COMPILER OFF CACHE BOOL "" FORCE)
endif()
set(CMAKE_CXX_STANDARD 17)
set(CXX_STANDARD_REQUIRED TRUE)
set(CMAKE_VERBOSE_MAKEFILE TRUE)
if(NOT APPLE)
if($ENV{CIBUILDWHEEL})
message(STATUS "ENABLE BLAS STATIC")
set(BLA_STATIC ON CACHE BOOL "" FORCE)
endif()
endif()
find_package(BLAS)
find_package(LAPACK)
##### Set default behavior #####
set(DEFAULT_USE_OMP ON)
if(NOT APPLE)
if(NOT DEFINED USE_OMP)
set(USE_OMP ${DEFAULT_USE_OMP})
endif()
elseif($ENV{CIBUILDWHEEL})
message(STATUS "OpenMP is disabled on macos for distribution binaries.")
else()
set(USE_OMP ${DEFAULT_USE_OMP})
endif()
if(USE_OMP)
find_package(OpenMP)
if(OpenMP_FOUND)
message(STATUS "OMP_FOUND = YES")
message(STATUS "USE_OMP = ON")
add_definitions(-DUSE_OMP)
add_definitions(-DEIGEN_DONT_PARALLELIZE)
if(WIN32)
set(CMAKE_INSTALL_OPENMP_LIBRARIES ON)
endif()
else()
message(STATUS "OMP_FOUND = NO")
message(STATUS "USE_OMP = OFF")
set(USE_OMP OFF)
endif()
endif()
find_package(Eigen3 CONFIG)
if(EIGEN3_FOUND)
message(STATUS "Skip Download eigen3")
else()
message(STATUS "Downlod eigen3")
include(external/eigen.cmake)
endif()
find_package(nlohmann_json CONFIG)
if(TARGET nlohmann_json::nlohmann_json)
message(STATUS "Skip Download nlohmann_json")
else()
message(STATUS "Downlod nlohmann_json")
set(JSON_BuildTests OFF CACHE INTERNAL "")
include(external/json.cmake)
endif()
find_package(cxxcimod_header_only CONFIG)
if(TARGET cxxcimod_header_only)
message(STATUS "Skip Download cimod")
else()
message(STATUS "Fetch cimod")
include(external/cimod.cmake)
endif()
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/include)
# Build Python Extension
if(SKBUILD AND OPENJIJ_MAIN_PROJECT)
message(STATUS "Build Python Extension.")
option(WITH_THREAD "Compile in rudimentary thread support" ON)
option(BUILD_TESTING "Enable CTest support." OFF)
find_package(Python3 COMPONENTS Interpreter Development NumPy)
# Scikit-Build does not add your site-packages to the search path
# automatically, so we need to add it _or_ the pybind11 specific directory
# here.
if(NOT DEFINED PYTHON_EXECUTABLE)
message(STATUS "NOT DEFINED PYTHON_EXECUTABLE")
set(PYTHON_EXECUTABLE ${Python3_EXECUTABLE})
endif()
message(STATUS "PYTHON_EXECUTABLE = ${PYTHON_EXECUTABLE}")
execute_process(
COMMAND "${PYTHON_EXECUTABLE}" -c
"import pybind11; print(pybind11.get_cmake_dir())"
OUTPUT_VARIABLE _tmp_dir
OUTPUT_STRIP_TRAILING_WHITESPACE COMMAND_ECHO STDOUT)
list(APPEND CMAKE_PREFIX_PATH "${_tmp_dir}")
find_package(pybind11 CONFIG REQUIRED)
find_package(pybind11_json CONFIG)
if(TARGET pybind11_json)
message(STATUS "Skip Download pybind11_json")
else()
message(STATUS "Downlod pybind11_json")
include(external/pybind11-json.cmake)
endif()
add_subdirectory(openjij)
elseif(OPENJIJ_MAIN_PROJECT AND ((${CMAKE_BUILD_TYPE} MATCHES Debug) OR OPENJIJ_TEST))
include(CTest)
if(ENABLE_COVERAGE AND (NOT MSVC))
message(STATUS "Use Codecov")
find_package(codecov)
endif()
message(STATUS "Use Googletest")
message(STATUS "Downlod Googletest")
include(external/googletest.cmake)
enable_testing()
add_subdirectory(tests)
if(ENABLE_COVERAGE AND (NOT MSVC))
coverage_evaluate()
endif()
endif()
if (OPENJIJ_MAIN_PROJECT AND BUILD_DOCS AND OPENJIJ_DOCS)
include(cmake/GenerateDocs.cmake)
endif ()