CMakeLists.txt

cmake_minimum_required(VERSION 3.1.0..3.14)

project(nlopt-python)

set (CMAKE_INSTALL_PREFIX ${CMAKE_CURRENT_BINARY_DIR})
set (CMAKE_INSTALL_LIBDIR ${CMAKE_INSTALL_PREFIX}/nlopt)
set (INSTALL_PYTHON_DIR ${CMAKE_INSTALL_PREFIX})

option (BUILD_SHARED_LIBS OFF)

if (NOT WIN32)
  find_package (PythonInterp)

  execute_process(
    COMMAND
      ${PYTHON_EXECUTABLE} -c "from distutils.sysconfig import get_python_inc; print(get_python_inc())"
    OUTPUT_VARIABLE
      PYTHON_INCLUDE_DIR
    OUTPUT_STRIP_TRAILING_WHITESPACE
  )

  # this does not work on windows
  execute_process(
    COMMAND
      ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig as sysconfig; print(sysconfig.get_config_var('LIBDIR'))"
    OUTPUT_VARIABLE
      PYTHON_LIBRARY
    OUTPUT_STRIP_TRAILING_WHITESPACE
  )

  set (PYTHON_INCLUDE_DIR ${PYTHON_INCLUDE_DIR} CACHE STRING "" FORCE)
  set (PYTHON_LIBRARY ${PYTHON_LIBRARY} CACHE STRING "" FORCE)

  message(STATUS "Found Python includes: ${PYTHON_INCLUDE_DIR}")
  message(STATUS "Found Python libs: ${PYTHON_LIBRARY}")
endif()

add_subdirectory(extern/nlopt)