forked from Lainports/freebsd-ports
63 lines
2.7 KiB
CMake
63 lines
2.7 KiB
CMake
# Copyright (c) 2020 Ultimaker B.V.
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# pynest2d is released under the terms of the LGPLv3 or higher.
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project(pynest2d)
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cmake_minimum_required(VERSION 3.6) # Lowest version it's been tested with.
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
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# Requirements.
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# FIXME: Remove the code for CMake <3.12 once we have switched over completely.
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# FindPython3 is a new module since CMake 3.12. It deprecates FindPythonInterp and FindPythonLibs.
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if(${CMAKE_VERSION} VERSION_LESS 3.12)
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# FIXME: Use FindPython3 to find Python, new in CMake 3.12.
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# However currently on our CI server it finds the wrong Python version and then doesn't find the headers.
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find_package(PythonInterp 3.5 REQUIRED)
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find_package(PythonLibs 3.5 REQUIRED)
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else()
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# Use FindPython3 for CMake >=3.12
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find_package(Python3 3.5 REQUIRED COMPONENTS Interpreter Development)
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endif()
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execute_process(COMMAND ${Python_EXECUTABLE} -c "import sysconfig; print(sysconfig.get_path('platlib'), end='')" OUTPUT_VARIABLE Python_SITEARCH)
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find_package(SIP REQUIRED) # To create Python bindings.
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include(SIPMacros)
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find_package(libnest2d REQUIRED) # The library we're creating bindings for.
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find_package(Clipper REQUIRED) # Dependency of libnest2d.
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find_package(NLopt REQUIRED) # Dependency of libnest2d.
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find_package(Boost REQUIRED) # Dependency of libnest2d.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DLIBNEST2D_GEOMETRIES_clipper -DLIBNEST2D_OPTIMIZERS_nlopt -DLIBNEST2D_THREADING_std") # Tell libnest2d to use Clipper and NLopt, and standard threads.
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# Some build options.
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set(CMAKE_CXX_STANDARD 17)
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if(APPLE AND CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
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endif()
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if(UNIX)
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# Want to be able to move symbols from the Clipper library.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
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endif()
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if(NOT DEFINED LIB_SUFFIX)
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set(LIB_SUFFIX "")
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endif()
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# Building and linking.
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set(SIP_EXTRA_FILES_DEPEND
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python/BottomLeftConfig.sip
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python/Box.sip
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python/Circle.sip
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python/DJDHeuristicConfig.sip
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python/Item.sip
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python/ItemGroup.sip
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python/NfpConfig.sip
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python/Point.sip
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python/Rectangle.sip
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python/String.sip
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)
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set(SIP_EXTRA_OPTIONS -g -n PyQt6.sip) # Always release the GIL before calling C++ methods. -n PyQt6.sip is required to not get the PyCapsule error
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set(SIP_EXTRA_INCLUDE_DIRS ${SIP_INCLUDE_DIRS} ${Python3_INCLUDE_DIRS} ${CLIPPER_INCLUDE_DIRS} ${NLopt_INCLUDE_DIRS} ${LIBNEST2D_INCLUDE_DIRS})
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generate_sip_python_module_code(pynest2d python/pynest2d.sip python/pynest2d.sip "" pynest2d_cpp_files)
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build_sip_python_module(pynest2d python/pynest2d.sip "${pynest2d_cpp_files}" "${CLIPPER_LIBRARIES};${NLopt_LIBRARIES}")
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