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133 lines
4.7 KiB
CMake
133 lines
4.7 KiB
CMake
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# CMake module which checks for python and some its modules
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# there is a two-stage support for python:
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# -
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FIND_PACKAGE(PythonLibs) # MapServer export tool
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FIND_PACKAGE(PythonInterp) # test for sip and PyQt4
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MACRO (TRY_RUN_PYTHON RESULT CMD)
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IF (PYTHONINTERP_FOUND)
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EXEC_PROGRAM(${PYTHON_EXECUTABLE} ARGS -c "\"${CMD}\""
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OUTPUT_VARIABLE out
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RETURN_VALUE retval)
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# optional last parameter to save the output
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SET (OUTPUT ${ARGV2})
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IF (OUTPUT)
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SET(${OUTPUT} ${out})
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ENDIF (OUTPUT)
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IF (retval EQUAL 0)
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SET (${RESULT} TRUE)
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ELSE (retval EQUAL 0)
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SET (${RESULT} FALSE)
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ENDIF (retval EQUAL 0)
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ELSE (PYTHONINTERP_FOUND)
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SET (${RESULT} FALSE)
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ENDIF (PYTHONINTERP_FOUND)
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ENDMACRO (TRY_RUN_PYTHON)
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# enable/disable python support (mapserver export tool and bindings)
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IF (PYTHON_LIBRARIES AND PYTHON_INCLUDE_PATH)
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SET (PYTHON_FOUND TRUE)
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MESSAGE(STATUS "Python libraries found")
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# TODO: should not be needed, report it to CMake devs
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IF (UNIX AND NOT APPLE)
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SET (PYTHON_LIBRARIES ${PYTHON_LIBRARIES} util)
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ENDIF (UNIX AND NOT APPLE)
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IF (WITH_BINDINGS)
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# check for SIP (3 steps)
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# 1. can import python module?
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TRY_RUN_PYTHON (HAVE_SIP_MODULE "from sip import wrapinstance")
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IF (APPLE)
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SET (SIP_MAC_PATH
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/System/Library/Frameworks/Python.framework/Versions/2.5/bin
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/System/Library/Frameworks/Python.framework/Versions/2.4/bin
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/System/Library/Frameworks/Python.framework/Versions/2.3/bin)
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ENDIF (APPLE)
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# 2. is there sip binary? (for creating wrappers)
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FIND_PROGRAM (SIP_BINARY_PATH sip PATHS ${SIP_MAC_PATH})
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# 3. is there sip include file? (necessary for compilation of bindings)
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FIND_PATH (SIP_INCLUDE_DIR sip.h ${PYTHON_INCLUDE_PATH})
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IF (HAVE_SIP_MODULE AND SIP_BINARY_PATH AND SIP_INCLUDE_DIR)
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# check for SIP version
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# minimal version is 4.7 (to support universal builds)
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SET (SIP_MIN_VERSION 040700)
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TRY_RUN_PYTHON (RES "import sip\nprint '%x' % sip.SIP_VERSION" SIP_VERSION)
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IF (SIP_VERSION EQUAL "${SIP_MIN_VERSION}" OR SIP_VERSION GREATER "${SIP_MIN_VERSION}")
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SET (SIP_IS_GOOD TRUE)
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ENDIF (SIP_VERSION EQUAL "${SIP_MIN_VERSION}" OR SIP_VERSION GREATER "${SIP_MIN_VERSION}")
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IF (NOT SIP_IS_GOOD)
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MESSAGE (STATUS "SIP is required in version 4.7 or later!")
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ENDIF (NOT SIP_IS_GOOD)
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ELSE (HAVE_SIP_MODULE AND SIP_BINARY_PATH AND SIP_INCLUDE_DIR)
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IF (NOT HAVE_SIP_MODULE)
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MESSAGE (STATUS "SIP python module is missing!")
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ENDIF (NOT HAVE_SIP_MODULE)
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IF (NOT SIP_BINARY_PATH)
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MESSAGE (STATUS "SIP executable is missing!")
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ENDIF (NOT SIP_BINARY_PATH)
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IF (NOT SIP_INCLUDE_DIR)
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MESSAGE (STATUS "SIP header file is missing!")
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ENDIF (NOT SIP_INCLUDE_DIR)
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ENDIF (HAVE_SIP_MODULE AND SIP_BINARY_PATH AND SIP_INCLUDE_DIR)
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# check for PyQt4
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TRY_RUN_PYTHON (HAVE_PYQT4 "from PyQt4 import QtCore, QtGui, QtNetwork, QtSvg, QtXml")
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# check whether directory with PyQt4 sip files exists
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IF (HAVE_PYQT4)
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TRY_RUN_PYTHON (RES "import PyQt4.pyqtconfig\nprint PyQt4.pyqtconfig._pkg_config['pyqt_sip_dir']" PYQT_SIP_DIR)
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IF (IS_DIRECTORY ${PYQT_SIP_DIR})
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SET (HAVE_PYQT4_SIP_DIR TRUE)
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ENDIF (IS_DIRECTORY ${PYQT_SIP_DIR})
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ENDIF (HAVE_PYQT4)
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IF (HAVE_PYQT4 AND HAVE_PYQT4_SIP_DIR)
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# check for PyQt4 version
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# minimal version is 4.1
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SET (PYQT_MIN_VERSION 040100)
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TRY_RUN_PYTHON (RES "from PyQt4 import QtCore\nprint '%x' % QtCore.PYQT_VERSION" PYQT_VERSION)
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IF (PYQT_VERSION EQUAL "${PYQT_MIN_VERSION}" OR PYQT_VERSION GREATER "${PYQT_MIN_VERSION}")
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SET (PYQT_IS_GOOD TRUE)
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ENDIF (PYQT_VERSION EQUAL "${PYQT_MIN_VERSION}" OR PYQT_VERSION GREATER "${PYQT_MIN_VERSION}")
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IF (NOT PYQT_IS_GOOD)
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MESSAGE (STATUS "PyQt4 is needed in version 4.1 or later!")
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ENDIF (NOT PYQT_IS_GOOD)
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ELSE (HAVE_PYQT4 AND HAVE_PYQT4_SIP_DIR)
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IF (HAVE_PYQT4)
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MESSAGE (STATUS "PyQt4 development files are missing!")
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ELSE (HAVE_PYQT4)
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MESSAGE (STATUS "PyQt4 not found!")
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ENDIF (HAVE_PYQT4)
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ENDIF (HAVE_PYQT4 AND HAVE_PYQT4_SIP_DIR)
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# if SIP and PyQt4 are found, enable bindings
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IF (SIP_IS_GOOD AND PYQT_IS_GOOD)
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SET (HAVE_PYTHON TRUE)
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MESSAGE(STATUS "Python bindings enabled")
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ELSE (SIP_IS_GOOD AND PYQT_IS_GOOD)
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SET (HAVE_PYTHON FALSE)
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MESSAGE(STATUS "Python bindings disabled due dependency problems!")
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ENDIF (SIP_IS_GOOD AND PYQT_IS_GOOD)
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ELSE (WITH_BINDINGS)
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MESSAGE(STATUS "Python bindings disabled")
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ENDIF (WITH_BINDINGS)
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ENDIF (PYTHON_LIBRARIES AND PYTHON_INCLUDE_PATH)
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