# Python binding (with pybind11)
################
# Our usage of pybind11::overload_cast mandates C++14
-get_property(known_features GLOBAL PROPERTY CMAKE_CXX_KNOWN_FEATURES)
+if((NOT DEFINED enable_python) OR enable_python)
+ get_property(known_features GLOBAL PROPERTY CMAKE_CXX_KNOWN_FEATURES)
-if("cxx_std_14" IN_LIST known_features)
+ if("cxx_std_14" IN_LIST known_features)
- if(EXISTS ${CMAKE_HOME_DIRECTORY}/pybind11) # Try to use a local copy of pybind11, if any
- message(STATUS "Use the internal copy of pybind11 (using C++14).")
- add_subdirectory(${CMAKE_HOME_DIRECTORY}/pybind11)
- set(pybind11_FOUND ON)
-
- set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_HOME_DIRECTORY}/pybind11/tools/)
- set(Python_ADDITIONAL_VERSIONS 3.7 3.6 3.5 3.4)
- find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
-
- else()
- find_package(pybind11 2.2.0)
- endif()
-
- if(NOT PYTHONLIBS_FOUND)
- message(STATUS "Python libs not found. Turn pybind11 off.")
+ if(EXISTS ${CMAKE_HOME_DIRECTORY}/pybind11) # Try to use a local copy of pybind11, if any
+ message(STATUS "Use the internal copy of pybind11 (using C++14).")
+ add_subdirectory(${CMAKE_HOME_DIRECTORY}/pybind11)
+ set(pybind11_FOUND ON)
+
+ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_HOME_DIRECTORY}/pybind11/tools/)
+ set(Python_ADDITIONAL_VERSIONS 3.7 3.6 3.5 3.4)
+ find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
+ else()
+ find_package(pybind11 2.2.0)
+ endif()
+
+ if(NOT PYTHONLIBS_FOUND)
+ message(STATUS "Python libs not found. Turn pybind11 off.")
+
+ set(pybind11_FOUND OFF)
+ endif()
+
+ else()
+ message(STATUS "No support for C++14 detected, don't even search for pybind11.")
set(pybind11_FOUND OFF)
endif()
-
-else()
- message(STATUS "No support for C++14 detected, don't even search for pybind11.")
- set(pybind11_FOUND OFF)
+ unset(known_features)
endif()
-unset(known_features)
option(enable_python "Whether the Python bindings are activated." ${pybind11_FOUND}) # ON by default if dependencies are met
