CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/Modules)

if(NOT APPLE)
  find_package(PythonInterp REQUIRED)
  find_package(PythonLibs REQUIRED)
  set(CUSTOM_PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
else()
  find_program(CUSTOM_PYTHON_EXECUTABLE python)
  message("-- Found Python program: ${CUSTOM_PYTHON_EXECUTABLE}")
  execute_process(COMMAND ${CUSTOM_PYTHON_EXECUTABLE} -c
                    "import sys; print 'python' + sys.version[0:3]"
                    OUTPUT_VARIABLE PYTHON_LIBRARY_NAME OUTPUT_STRIP_TRAILING_WHITESPACE)
    execute_process(COMMAND ${CUSTOM_PYTHON_EXECUTABLE} -c
                    "import sys; print sys.exec_prefix"
                    OUTPUT_VARIABLE PYTHON_PREFIX OUTPUT_STRIP_TRAILING_WHITESPACE)

    message("CUSTOM_PYTHON_EXECUTABLE is " ${CUSTOM_PYTHON_EXECUTABLE})
    message("PYTHON_PREFIX is " ${PYTHON_PREFIX})
    message("PYTHON_LIBRARY_NAME is " ${PYTHON_LIBRARY_NAME})

    FIND_LIBRARY(PYTHON_LIBRARIES
                 NAMES ${PYTHON_LIBRARY_NAME}
                 HINTS "${PYTHON_PREFIX}"
                 PATH_SUFFIXES "lib" "libs"
                 NO_DEFAULT_PATH)

    message("PYTHON_LIBRARIES is " ${PYTHON_LIBRARIES})

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

    message("PYTHON_INCLUDE_DIRS is " ${PYTHON_INCLUDE_DIRS})

    if(PYTHON_LIBRARIES AND PYTHON_INCLUDE_DIRS)
        SET(PYTHONLIBS_FOUND TRUE)
        message("-- Found PythonLibs: " ${PYTHON_LIBRARIES})
        message("-- -- Used custom search path")
    else()
        find_package(PythonLibs REQUIRED)
        message("-- -- Used find_package(PythonLibs)")
    endif()
endif()