# - Find python libraries # This module finds if Python is installed and determines where the # include files and libraries are. It also determines what the name of # the library is. This code sets the following variables: # # PYTHONLIBS_FOUND - have the Python libs been found # PYTHON_LIBRARIES - path to the python library # PYTHON_INCLUDE_PATH - path to where Python.h is found (deprecated) # PYTHON_INCLUDE_DIRS - path to where Python.h is found # PYTHON_DEBUG_LIBRARIES - path to the debug library # Python_ADDITIONAL_VERSIONS - list of additional Python versions to search for #============================================================================= # Copyright 2001-2009 Kitware, Inc. # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) INCLUDE(CMakeFindFrameworks) # Search for the python framework on Apple. CMAKE_FIND_FRAMEWORKS(Python) # Set up the versions we know about, in the order we will search. Always add # the user supplied additional versions to the front. set(_Python_VERSIONS ${Python_ADDITIONAL_VERSIONS} 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0 1.6 1.5) FOREACH(_CURRENT_VERSION ${_Python_VERSIONS}) STRING(REPLACE "." "" _CURRENT_VERSION_NO_DOTS ${_CURRENT_VERSION}) IF(WIN32) FIND_LIBRARY(PYTHON_DEBUG_LIBRARY NAMES python${_CURRENT_VERSION_NO_DOTS}_d python PATHS [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_CURRENT_VERSION}\\InstallPath]/libs/Debug [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_CURRENT_VERSION}\\InstallPath]/libs ) ENDIF(WIN32) FIND_LIBRARY(PYTHON_LIBRARY NAMES python${_CURRENT_VERSION_NO_DOTS} python${_CURRENT_VERSION} PATHS [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_CURRENT_VERSION}\\InstallPath]/libs # Avoid finding the .dll in the PATH. We want the .lib. NO_SYSTEM_ENVIRONMENT_PATH ) # Look for the static library in the Python config directory FIND_LIBRARY(PYTHON_LIBRARY NAMES python${_CURRENT_VERSION_NO_DOTS} python${_CURRENT_VERSION} # Avoid finding the .dll in the PATH. We want the .lib. NO_SYSTEM_ENVIRONMENT_PATH # This is where the static library is usually located PATH_SUFFIXES python${_CURRENT_VERSION}/config ) # For backward compatibility, honour value of PYTHON_INCLUDE_PATH, if # PYTHON_INCLUDE_DIR is not set. IF(DEFINED PYTHON_INCLUDE_PATH AND NOT DEFINED PYTHON_INCLUDE_DIR) SET(PYTHON_INCLUDE_DIR "${PYTHON_INCLUDE_PATH}" CACHE PATH "Path to where Python.h is found" FORCE) ENDIF(DEFINED PYTHON_INCLUDE_PATH AND NOT DEFINED PYTHON_INCLUDE_DIR) SET(PYTHON_FRAMEWORK_INCLUDES) IF(Python_FRAMEWORKS AND NOT PYTHON_INCLUDE_DIR) FOREACH(dir ${Python_FRAMEWORKS}) SET(PYTHON_FRAMEWORK_INCLUDES ${PYTHON_FRAMEWORK_INCLUDES} ${dir}/Versions/${_CURRENT_VERSION}/include/python${_CURRENT_VERSION}) ENDFOREACH(dir) ENDIF(Python_FRAMEWORKS AND NOT PYTHON_INCLUDE_DIR) FIND_PATH(PYTHON_INCLUDE_DIR NAMES Python.h PATHS ${PYTHON_FRAMEWORK_INCLUDES} [HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${_CURRENT_VERSION}\\InstallPath]/include PATH_SUFFIXES python${_CURRENT_VERSION} ) # For backward compatibility, set PYTHON_INCLUDE_PATH, but make it internal. SET(PYTHON_INCLUDE_PATH "${PYTHON_INCLUDE_DIR}" CACHE INTERNAL "Path to where Python.h is found (deprecated)") ENDFOREACH(_CURRENT_VERSION) MARK_AS_ADVANCED( PYTHON_DEBUG_LIBRARY PYTHON_LIBRARY PYTHON_INCLUDE_DIR ) # We use PYTHON_INCLUDE_DIR, PYTHON_LIBRARY and PYTHON_DEBUG_LIBRARY for the # cache entries because they are meant to specify the location of a single # library. We now set the variables listed by the documentation for this # module. SET(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_DIR}") SET(PYTHON_LIBRARIES "${PYTHON_LIBRARY}") SET(PYTHON_DEBUG_LIBRARIES "${PYTHON_DEBUG_LIBRARY}") INCLUDE(FindPackageHandleStandardArgs) FIND_PACKAGE_HANDLE_STANDARD_ARGS(PythonLibs DEFAULT_MSG PYTHON_LIBRARIES PYTHON_INCLUDE_DIRS) # PYTHON_ADD_MODULE( src1 src2 ... srcN) is used to build modules for python. # PYTHON_WRITE_MODULES_HEADER() writes a header file you can include # in your sources to initialize the static python modules FUNCTION(PYTHON_ADD_MODULE _NAME ) GET_PROPERTY(_TARGET_SUPPORTS_SHARED_LIBS GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS) OPTION(PYTHON_ENABLE_MODULE_${_NAME} "Add module ${_NAME}" TRUE) OPTION(PYTHON_MODULE_${_NAME}_BUILD_SHARED "Add module ${_NAME} shared" ${_TARGET_SUPPORTS_SHARED_LIBS}) # Mark these options as advanced MARK_AS_ADVANCED(PYTHON_ENABLE_MODULE_${_NAME} PYTHON_MODULE_${_NAME}_BUILD_SHARED) IF(PYTHON_ENABLE_MODULE_${_NAME}) IF(PYTHON_MODULE_${_NAME}_BUILD_SHARED) SET(PY_MODULE_TYPE MODULE) ELSE(PYTHON_MODULE_${_NAME}_BUILD_SHARED) SET(PY_MODULE_TYPE STATIC) SET_PROPERTY(GLOBAL APPEND PROPERTY PY_STATIC_MODULES_LIST ${_NAME}) ENDIF(PYTHON_MODULE_${_NAME}_BUILD_SHARED) SET_PROPERTY(GLOBAL APPEND PROPERTY PY_MODULES_LIST ${_NAME}) ADD_LIBRARY(${_NAME} ${PY_MODULE_TYPE} ${ARGN}) # TARGET_LINK_LIBRARIES(${_NAME} ${PYTHON_LIBRARIES}) IF(PYTHON_MODULE_${_NAME}_BUILD_SHARED) SET_TARGET_PROPERTIES(${_NAME} PROPERTIES PREFIX "${PYTHON_MODULE_PREFIX}") IF(WIN32 AND NOT CYGWIN) SET_TARGET_PROPERTIES(${_NAME} PROPERTIES SUFFIX ".pyd") ENDIF(WIN32 AND NOT CYGWIN) ENDIF(PYTHON_MODULE_${_NAME}_BUILD_SHARED) ENDIF(PYTHON_ENABLE_MODULE_${_NAME}) ENDFUNCTION(PYTHON_ADD_MODULE) FUNCTION(PYTHON_WRITE_MODULES_HEADER _filename) GET_PROPERTY(PY_STATIC_MODULES_LIST GLOBAL PROPERTY PY_STATIC_MODULES_LIST) GET_FILENAME_COMPONENT(_name "${_filename}" NAME) STRING(REPLACE "." "_" _name "${_name}") STRING(TOUPPER ${_name} _nameUpper) SET(_filenameTmp "${_filename}.in") FILE(WRITE ${_filenameTmp} "/*Created by cmake, do not edit, changes will be lost*/\n") FILE(APPEND ${_filenameTmp} "#ifndef ${_nameUpper} #define ${_nameUpper} #include #ifdef __cplusplus extern \"C\" { #endif /* __cplusplus */ ") FOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} "extern void init${PYTHON_MODULE_PREFIX}${_currentModule}(void);\n\n") ENDFOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} "#ifdef __cplusplus } #endif /* __cplusplus */ ") FOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} "int ${_name}_${_currentModule}(void) \n{\n static char name[]=\"${PYTHON_MODULE_PREFIX}${_currentModule}\"; return PyImport_AppendInittab(name, init${PYTHON_MODULE_PREFIX}${_currentModule});\n}\n\n") ENDFOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} "void ${_name}_LoadAllPythonModules(void)\n{\n") FOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} " ${_name}_${_currentModule}();\n") ENDFOREACH(_currentModule ${PY_STATIC_MODULES_LIST}) FILE(APPEND ${_filenameTmp} "}\n\n") FILE(APPEND ${_filenameTmp} "#ifndef EXCLUDE_LOAD_ALL_FUNCTION\nvoid CMakeLoadAllPythonModules(void)\n{\n ${_name}_LoadAllPythonModules();\n}\n#endif\n\n#endif\n") # with CONFIGURE_FILE() cmake complains that you may not use a file created using FILE(WRITE) as input file for CONFIGURE_FILE() EXECUTE_PROCESS(COMMAND ${CMAKE_COMMAND} -E copy_if_different "${_filenameTmp}" "${_filename}" OUTPUT_QUIET ERROR_QUIET) ENDFUNCTION(PYTHON_WRITE_MODULES_HEADER)