salome_adm/unix/config_files/check_mpi.m4

   1 dnl  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   2 dnl  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   3 dnl
   4 dnl  This library is free software; you can redistribute it and/or
   5 dnl  modify it under the terms of the GNU Lesser General Public
   6 dnl  License as published by the Free Software Foundation; either
   7 dnl  version 2.1 of the License.
   8 dnl
   9 dnl  This library is distributed in the hope that it will be useful,
  10 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 dnl  Lesser General Public License for more details.
  13 dnl
  14 dnl  You should have received a copy of the GNU Lesser General Public
  15 dnl  License along with this library; if not, write to the Free Software
  16 dnl  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
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  18 dnl  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
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  20 dnl
  21 dnl
  22
  23 AC_DEFUN([CHECK_MPI],[
  24
  25 AC_REQUIRE([AC_PROG_CC])dnl
  26
  27 AC_ARG_WITH(mpi,
  28             --with-mpi=DIR root directory path of MPICH installation,
  29             WITHMPI="yes",WITHMPI="no")
  30
  31 MPI_INCLUDES=""
  32 MPI_LIBS=""
  33 if test "$WITHMPI" = yes; then
  34
  35   echo
  36   echo ---------------------------------------------
  37   echo testing mpi
  38   echo ---------------------------------------------
  39   echo
  40
  41   if test "x$withval" != "xyes"; then
  42     MPI_HOME=$withval
  43     MPI_INCLUDES="-I$MPI_HOME/include"
  44     if test "x$MPI_HOME" = "x/usr"
  45     then
  46       MPI_LIBS=""
  47     else
  48       MPI_LIBS="-L$MPI_HOME/lib"
  49     fi
  50   fi
  51
  52   CPPFLAGS_old="$CPPFLAGS"
  53   CPPFLAGS="$MPI_INCLUDES $CPPFLAGS"
  54   AC_CHECK_HEADER(mpi.h,WITHMPI="yes",WITHMPI="no")
  55   CPPFLAGS="$CPPFLAGS_old"
  56
  57   if test "$WITHMPI" = "yes";then
  58     LIBS_old="$LIBS"
  59     LDFLAGS_old="$LDFLAGS"
  60     LDFLAGS="$MPI_LIBS $LDFLAGS"
  61     AC_CHECK_LIB(elan,elan_init,MPI_LIBS="$MPI_LIBS -lelan")
  62     AC_CHECK_LIB(mpi,MPI_Init,WITHMPI="yes",WITHMPI="no")
  63     AC_CHECK_LIB(mpi,MPI_Publish_name,WITHMPI2="yes",WITHMPI2="no")
  64     LDFLAGS="$LDFLAGS_old"
  65     LIBS="$LIBS_old"
  66   fi
  67
  68   if test "$WITHMPI" = "yes";then
  69     mpi_ok=yes
  70     MPI_LIBS="$MPI_LIBS -lmpi"
  71   else
  72     mpi_ok=no
  73   fi
  74
  75 fi
  76
  77 if test "$WITHMPI" = no; then
  78 dnl
  79 dnl ---------------------------------------------
  80 dnl testing MPICH
  81 dnl ---------------------------------------------
  82 dnl
  83
  84   CHECK_MPICH
  85
  86   if test "$WITHMPICH" = no; then
  87 dnl
  88 dnl ---------------------------------------------
  89 dnl testing LAM
  90 dnl ---------------------------------------------
  91 dnl
  92
  93     CHECK_LAM
  94
  95   fi
  96
  97 fi
  98
  99 if test "$WITHMPI2" = "yes";then
 100   CPPFLAGS="-DHAVE_MPI2 $CPPFLAGS"
 101   CORBA_IDLCXXFLAGS="-DHAVE_MPI2 $CORBA_IDLCXXFLAGS"
 102   CORBA_IDLPYFLAGS="-DHAVE_MPI2 $CORBA_IDLPYFLAGS"
 103 fi
 104
 105 AC_SUBST(WITHMPI)
 106 AC_SUBST(MPI_INCLUDES)
 107 AC_SUBST(MPI_LIBS)
 108 AC_SUBST(mpi_ok)
 109 ])dnl