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C -*- Mode: Fortran; -*-
C
C (C) 2003 by Argonne National Laboratory.
C See COPYRIGHT in top-level directory.
C
C Test just MPI-RMA
C
program main
implicit none
include 'mpif.h'
integer errs, toterrs, ierr
integer wrank, wsize
integer wgroup, info, req, win
integer result
integer c2fwin
C The integer asize must be of ADDRESS_KIND size
include 'addsize.h'
errs = 0
call mpi_init( ierr )
C
C Test passing a Fortran MPI object to C
call mpi_comm_rank( MPI_COMM_WORLD, wrank, ierr )
asize = 0
call mpi_win_create( 0, asize, 1, MPI_INFO_NULL,
$ MPI_COMM_WORLD, win, ierr )
errs = errs + c2fwin( win )
call mpi_win_free( win, ierr )
C
C Test using a C routine to provide the Fortran handle
call f2cwin( win )
C no info, in comm world, created with no memory (base address 0,
C displacement unit 1
call mpi_win_free( win, ierr )
C
C Summarize the errors
C
call mpi_allreduce( errs, toterrs, 1, MPI_INTEGER, MPI_SUM,
$ MPI_COMM_WORLD, ierr )
if (wrank .eq. 0) then
if (toterrs .eq. 0) then
print *, ' No Errors'
else
print *, ' Found ', toterrs, ' errors'
endif
endif
end
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