adm_local/check_openmpi.m4

   1 dnl  Copyright (C) 2007-2011  CEA/DEN, EDF R&D, OPEN CASCADE
   2 dnl
   3 dnl  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 dnl  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 dnl
   6 dnl  This library is free software; you can redistribute it and/or
   7 dnl  modify it under the terms of the GNU Lesser General Public
   8 dnl  License as published by the Free Software Foundation; either
   9 dnl  version 2.1 of the License.
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  11 dnl  This library is distributed in the hope that it will be useful,
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  13 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 dnl  Lesser General Public License for more details.
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  16 dnl  You should have received a copy of the GNU Lesser General Public
  17 dnl  License along with this library; if not, write to the Free Software
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  20 dnl  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 dnl
  22 AC_DEFUN([CHECK_OPENMPI],[
  23 AC_ARG_WITH(openmpi,
  24             AC_HELP_STRING([--with-openmpi=DIR],[root directory path of openmpi installation]),
  25             WITHOPENMPI="yes",WITHOPENMPI="no")
  26
  27 MPI_INCLUDES=""
  28 MPI_LIBS=""
  29 mpi_ok=no
  30
  31 if test "$WITHOPENMPI" = yes; then
  32
  33   OPENMPI_HOME=$withval
  34
  35   if test "$OPENMPI_HOME"; then
  36     if test -f "${OPENMPI_HOME}/include/mpi.h"; then
  37       MPI_INCLUDES="-I${OPENMPI_HOME}/include"
  38     else
  39       MPI_INCLUDES=`$OPENMPI_HOME/bin/mpicxx --showme:compile`
  40     fi
  41     MPI_LIBS=`$OPENMPI_HOME/bin/mpicxx --showme:link`
  42   fi
  43
  44   CPPFLAGS_old="$CPPFLAGS"
  45   CPPFLAGS="$MPI_INCLUDES $CPPFLAGS"
  46   AC_CHECK_HEADER(mpi.h,WITHOPENMPI="yes",WITHOPENMPI="no")
  47   CPPFLAGS="$CPPFLAGS_old"
  48
  49   LIBS_old="$LIBS"
  50   LIBS="-L${OPENMPI_HOME}/lib $LIBS"
  51   AC_CHECK_LIB(mpi,MPI_Publish_name,WITHMPI2="yes",WITHMPI2="no")
  52   LIBS="$LIBS_old"
  53
  54   AC_MSG_CHECKING(for openmpi)
  55   if test "$WITHOPENMPI" = "yes";then
  56      mpi_ok=yes
  57      WITHMPI=yes
  58      CPPFLAGS="-DOMPI_IGNORE_CXX_SEEK -DWITHOPENMPI $CPPFLAGS"
  59      AC_MSG_RESULT(yes)
  60   else
  61      mpi_ok=no
  62      WITHMPI=no
  63      AC_MSG_RESULT(no)
  64   fi
  65 fi
  66 ])dnl
  67