gdcmPython/CMakeLists.txt

   1 # TODO
   2 # http://www.cmake.org/pipermail/cmake/2003-August/004185.html
   3 # http://www.cmake.org/pipermail/cmake/2003-January/001092.html
   4
   5 INCLUDE_DIRECTORIES(
   6   ${GDCM_SOURCE_DIR}/src
   7   ${PYTHON_INCLUDE_PATH}
   8   ${GDCM_BINARY_DIR}/
   9 )
  10
  11 #-----------------------------------------------------------------------------
  12 # Create the gdcmVersion.py file:
  13 FILE(WRITE ${GDCM_BINARY_DIR}/gdcmVersion.py
  14   "gdcmVERSION=\"${GDCM_VERSION_FULL}\""
  15   )
  16
  17 #-----------------------------------------------------------------------------
  18 # SWIG Wrapping
  19 #
  20
  21 # CMake 2.0 will fully support Swig wrapping so split based on cmake version:
  22
  23 IF(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 1.9)
  24
  25   FIND_PACKAGE(SWIG REQUIRED)
  26   INCLUDE(${SWIG_USE_FILE})
  27
  28   #INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
  29
  30   #SET(CMAKE_SWIG_FLAGS "")
  31
  32   SET_SOURCE_FILES_PROPERTIES(gdcm.i PROPERTIES CPLUSPLUS ON)
  33   SET_SOURCE_FILES_PROPERTIES(gdcm.i PROPERTIES SWIG_FLAGS "-includeall")
  34   SWIG_ADD_MODULE(gdcm python
  35     gdcm.i gdcm_wrap.cxx)
  36   SWIG_LINK_LIBRARIES(gdcm ${PYTHON_LIBRARIES})
  37   TARGET_LINK_LIBRARIES(_gdcm gdcm)
  38
  39 ELSE(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 1.9)
  40
  41   # As of 09/10/2003 there was no FindSWIG.cmake
  42   # later we should use SWIG instead of swig
  43   FIND_PROGRAM(SWIG_EXECUTABLE
  44     NAMES swig-1.3 swig
  45   )
  46
  47   IF(NOT SWIG_EXECUTABLE)
  48     MESSAGE(FATAL_ERROR "Swig could not be found wrapping is impossible")
  49   ENDIF(NOT SWIG_EXECUTABLE)
  50
  51   # Build our custom command :
  52   ADD_CUSTOM_COMMAND(
  53     TARGET    pygdcm
  54     COMMAND   ${SWIG_EXECUTABLE}
  55     ARGS      -python -c++ -I${GDCM_SOURCE_DIR}/src -o
  56               ${GDCM_BINARY_DIR}/gdcmPython/gdcm_wrap.cxx
  57               ${GDCM_SOURCE_DIR}/gdcmPython/gdcm.i
  58     SOURCE    ${GDCM_SOURCE_DIR}/gdcmPython/gdcm.i
  59     OUTPUTS   ${GDCM_BINARY_DIR}/gdcmPython/gdcm_wrap.cxx
  60     COMMENT   "Generating gdcm_wrap.cxx/gdcm.py based on gdcm.i"
  61   )
  62   # This swig command will also outputs gdcm.py :
  63   SET_SOURCE_FILES_PROPERTIES(gdcm.py GENERATED)
  64   # Since the file gdcm_wrap.cxx does not exist, mark it as GENERATED:
  65   SET_SOURCE_FILES_PROPERTIES(gdcm_wrap.cxx GENERATED)
  66
  67   ADD_LIBRARY(pygdcm gdcm_wrap.cxx)
  68   TARGET_LINK_LIBRARIES(pygdcm
  69     ${PYTHON_LIBRARY}
  70     gdcm
  71   )
  72   # http://www.cmake.org/pipermail/cmake/2003-August/004190.html
  73   SET_TARGET_PROPERTIES(pygdcm PROPERTIES PREFIX "_")
  74
  75 ENDIF(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 1.9)
  76
  77
  78 #-----------------------------------------------------------------------------
  79 # VTK Wrapping
  80 #
  81 IF(GDCM_VTK)
  82   INCLUDE_DIRECTORIES(
  83     ${GDCM_SOURCE_DIR}/vtk
  84   )
  85
  86   SET(vtkgdcmPython_la_SOURCES
  87       ${GDCM_SOURCE_DIR}/vtk/vtkGdcmReader.cxx
  88   )
  89   SET_SOURCE_FILES_PROPERTIES(vtkGdcmReaderPython.cxx GENERATED)
  90
  91   # Configure Python module, which is the plugin itself
  92   IF (GDCM_WRAP_PYTHON)
  93     VTK_WRAP_PYTHON2(vtkgdcmPython gdcmfoo
  94                    ${vtkgdcmPython_la_SOURCES})
  95     # The C++ files must be made into a C++ library
  96     ADD_LIBRARY(vtkgdcmPython SHARED ${gdcmfoo})
  97     # set the libraries to link against
  98     TARGET_LINK_LIBRARIES (vtkgdcmPython
  99                            #_pygdcm
 100                            vtkgdcm
 101                            vtkCommonPython
 102                            vtkIOPython)
 103   ENDIF (GDCM_WRAP_PYTHON)
 104
 105   #generate a setup.py according to VTK installation
 106   #put it in subdir in order to not override old one
 107   # as it is a pain...override existing file...
 108
 109   GET_FILENAME_COMPONENT(VTKPATH ${VTK_DIR}/../../ ABSOLUTE)
 110   CONFIGURE_FILE(
 111       ${GDCM_SOURCE_DIR}/gdcmPython/setup.py.in
 112       ${GDCM_BINARY_DIR}/setup.py
 113   )
 114   #MESSAGE(STATUS ${VTKPATH})
 115 ENDIF(GDCM_VTK)
 116
 117 #-----------------------------------------------------------------------------
 118 # Install stuff:
 119
 120 #Should install in path of PYTHON_LIBRARY and not the default CMAKE_INSTALL_PREFIX
 121
 122 GET_FILENAME_COMPONENT(PYTHON_LIB_INSTALL ${PYTHON_LIBRARY} PATH)
 123 GET_FILENAME_COMPONENT(SITEPACKAGE
 124   ${PYTHON_LIB_INSTALL}/../site-packages ABSOLUTE)
 125 #MESSAGE(STATUS ${SITEPACKAGE})
 126 #INSTALL_FILES(/include "\\.h$")
 127 #INSTALL_TARGETS(/lib/ gdcm)
 128
 129 # gdcm.py is a file generated by swig
 130 # then from python you can do import gdcm, and it will load _gdcm.so
 131 #INSTALL_TARGETS(/lib/ gdcm.py)
 132 #INSTALL_PROGRAMS(/lib/ gdcm.py)
 133 #INSTALL_FILES(/lib/ .py gdcm.py)
 134
 135 # When installing swig-generated python module one should pay attention
 136 # to library naming convention, see here for more detail:
 137 # http://www.swig.org/Doc1.3/Python.html#n6
 138 # even with the $swig -module mylib, there is always a trailing underscore added