cmake/modules/FindnetCDF-Fortran.cmake

   1 # Find netcdf
   2 # Eventually replace with netCDF-Fortran's actual config if using that
   3 # Once found this file will define:
   4 #  netCDF-Fortran_FOUND - System has netcdf
   5 #  netCDF-Fortran_INCLUDE_DIRS - The netcdf include directories
   6 #  netCDF-Fortran_LIBRARIES - The libraries needed to use netcdf
   7 #  netCDF-Fortran_DEFINITIONS - Compiler switches required for using netcdf
   8
   9 # list( REMOVE_ITEM CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR} )
  10 # find_package( netCDF-Fortran )
  11 # list( APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR} )
  12
  13
  14 # exit early if we don't even need to be here
  15 if ( netCDF-Fortran_FOUND )
  16   return()
  17 endif()
  18
  19 ###############################################################################
  20 # First try to find using netCDF-Fortran native cmake build
  21 # TODO : Enable this when netCDF-Fortran native cmake build works well as an imported package
  22 # find_package( netCDF-Fortran CONFIG )
  23 # if ( netCDF-Fortran_FOUND )
  24 #   message( STATUS "Found netCDF-Fortran through native cmake build" )
  25 #   return()
  26 # endif()
  27 ###############################################################################
  28
  29 # else
  30 # Use nf-config
  31 find_program(
  32                 NETCDF-FORTRAN_PROGRAM
  33                 nf-config
  34                 QUIET
  35                 )
  36
  37 if ( ${NETCDF-FORTRAN_PROGRAM} MATCHES "-NOTFOUND$" )
  38   message( STATUS "No nf-config found" )
  39 else()
  40   message( STATUS "Found NETCDF-FORTRAN_PROGRAM : ${NETCDF-FORTRAN_PROGRAM}" )
  41
  42   execute_process( COMMAND ${NETCDF-FORTRAN_PROGRAM} --includedir   OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE netCDF-Fortran_INCLUDE_DIR )
  43   execute_process( COMMAND ${NETCDF-FORTRAN_PROGRAM} --prefix       OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE netCDF-Fortran_PREFIX )
  44   execute_process( COMMAND ${NETCDF-FORTRAN_PROGRAM} --flibs        OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE netCDF-Fortran_FLIBS   )
  45   execute_process( COMMAND ${NETCDF-FORTRAN_PROGRAM} --version      OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE netCDF-Fortran_VERSION_RAW )
  46   execute_process( COMMAND ${NETCDF-FORTRAN_PROGRAM} --has-nc4      OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE netCDF-Fortran_NC4_YES )
  47
  48   # check for large file support
  49   find_file( netCDF-Fortran_INCLUDE_FILE netcdf.inc ${netCDF-Fortran_INCLUDE_DIR} )
  50   file( READ ${netCDF-Fortran_INCLUDE_FILE} netCDF-Fortran_INCLUDE_FILE_STR )
  51   string( FIND "${netCDF-Fortran_INCLUDE_FILE_STR}" "nf_format_64bit_data" netCDF-Fortran_LARGE_FILE_SUPPORT_FOUND )
  52   if ( ${netCDF-Fortran_LARGE_FILE_SUPPORT_FOUND} EQUAL -1 )
  53     set( netCDF-Fortran_LARGE_FILE_SUPPORT "NO" )
  54   else()
  55     set( netCDF-Fortran_LARGE_FILE_SUPPORT "YES" )
  56   endif()
  57
  58   # Sanitize version
  59   string( REPLACE " " ";" netCDF-Fortran_VERSION_LIST ${netCDF-Fortran_VERSION_RAW} )
  60   list( GET netCDF-Fortran_VERSION_LIST -1 netCDF-Fortran_VERSION )
  61
  62   # Convert to YES/NO - Note cannot be generator expression if you want to use it during configuration time
  63   string( TOUPPER ${netCDF-Fortran_NC4_YES}      netCDF-Fortran_NC4      )
  64
  65   set( netCDF-Fortran_DEFINITIONS  )
  66   set( netCDF-Fortran_LIBRARY_DIR  ${netCDF-Fortran_PREFIX}/lib )
  67
  68   set( netCDF-Fortran_LIBRARIES
  69       $<$<LINK_LANGUAGE:Fortran>:${netCDF-Fortran_FLIBS}>
  70       )
  71
  72   # Because we may need this for in-situ manual preprocessing do not use genex
  73   set( netCDF-Fortran_INCLUDE_DIRS ${netCDF-Fortran_INCLUDE_DIR} )
  74 endif()
  75
  76 find_package( PkgConfig )
  77
  78 include(FindPackageHandleStandardArgs)
  79
  80 # handle the QUIETLY and REQUIRED arguments and set netCDF-Fortran_FOUND to TRUE
  81 # if all listed variables are TRUE
  82 find_package_handle_standard_args(
  83                                   netCDF-Fortran  DEFAULT_MSG
  84                                   netCDF-Fortran_INCLUDE_DIRS
  85                                   netCDF-Fortran_FLIBS
  86                                   netCDF-Fortran_VERSION
  87                                   )
  88
  89 mark_as_advanced( netCDF-Fortran_FLIBS netCDF-Fortran_PREFIX netCDF-Fortran_LIBRARY_DIR )