ompi/mpi/f77/group_intersection_f.c

   1 /*
   2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2005 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * $COPYRIGHT$
  13  *
  14  * Additional copyrights may follow
  15  *
  16  * $HEADER$
  17  */
  18
  19 #include "ompi_config.h"
  20
  21 #include "ompi/mpi/f77/bindings.h"
  22 #include "ompi/group/group.h"
  23
  24 #if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILE_LAYER
  25 #pragma weak PMPI_GROUP_INTERSECTION = mpi_group_intersection_f
  26 #pragma weak pmpi_group_intersection = mpi_group_intersection_f
  27 #pragma weak pmpi_group_intersection_ = mpi_group_intersection_f
  28 #pragma weak pmpi_group_intersection__ = mpi_group_intersection_f
  29 #elif OMPI_PROFILE_LAYER
  30 OMPI_GENERATE_F77_BINDINGS (PMPI_GROUP_INTERSECTION,
  31                            pmpi_group_intersection,
  32                            pmpi_group_intersection_,
  33                            pmpi_group_intersection__,
  34                            pmpi_group_intersection_f,
  35                            (MPI_Fint *group1, MPI_Fint *group2, MPI_Fint *newgroup, MPI_Fint *ierr),
  36                            (group1, group2, newgroup, ierr) )
  37 #endif
  38
  39 #if OMPI_HAVE_WEAK_SYMBOLS
  40 #pragma weak MPI_GROUP_INTERSECTION = mpi_group_intersection_f
  41 #pragma weak mpi_group_intersection = mpi_group_intersection_f
  42 #pragma weak mpi_group_intersection_ = mpi_group_intersection_f
  43 #pragma weak mpi_group_intersection__ = mpi_group_intersection_f
  44 #endif
  45
  46 #if ! OMPI_HAVE_WEAK_SYMBOLS && ! OMPI_PROFILE_LAYER
  47 OMPI_GENERATE_F77_BINDINGS (MPI_GROUP_INTERSECTION,
  48                            mpi_group_intersection,
  49                            mpi_group_intersection_,
  50                            mpi_group_intersection__,
  51                            mpi_group_intersection_f,
  52                            (MPI_Fint *group1, MPI_Fint *group2, MPI_Fint *newgroup, MPI_Fint *ierr),
  53                            (group1, group2, newgroup, ierr) )
  54 #endif
  55
  56
  57 #if OMPI_PROFILE_LAYER && ! OMPI_HAVE_WEAK_SYMBOLS
  58 #include "ompi/mpi/f77/profile/defines.h"
  59 #endif
  60
  61 void mpi_group_intersection_f(MPI_Fint *group1, MPI_Fint *group2, MPI_Fint *newgroup, MPI_Fint *ierr)
  62 {
  63   ompi_group_t *c_group1, *c_group2, *c_newgroup;
  64
  65   /* Make the fortran to c representation conversion */
  66   c_group1 = MPI_Group_f2c(*group1);
  67   c_group2 = MPI_Group_f2c(*group2);
  68
  69   *ierr = OMPI_INT_2_FINT(MPI_Group_intersection(c_group1, c_group2,
  70                                                  &c_newgroup));
  71
  72   /* translate the results from c to fortran */
  73   if (MPI_SUCCESS == OMPI_FINT_2_INT(*ierr)) {
  74       *newgroup = c_newgroup->grp_f_to_c_index;
  75   }
  76 }