C++ (Cpp) MPIR_ERRTEST_REQUEST_OR_NULL примеры использования

Пример #1

Файл: test.c Проект: abhinavvishnu/matex

/*@
    MPI_Test  - Tests for the completion of a request

Input Parameters:
. request - MPI request (handle) 

Output Parameters:
+ flag - true if operation completed (logical) 
- status - status object (Status).  May be 'MPI_STATUS_IGNORE'.

.N ThreadSafe

.N waitstatus

.N Fortran

.N FortranStatus

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_REQUEST
.N MPI_ERR_ARG
@*/
int MPI_Test(MPI_Request *request, int *flag, MPI_Status *status)
{
    int mpi_errno = MPI_SUCCESS;
    MPID_Request *request_ptr = NULL;
   MPID_MPI_STATE_DECL(MPID_STATE_MPI_TEST);

    MPIR_ERRTEST_INITIALIZED_ORDIE();
    
    MPIU_THREAD_CS_ENTER(ALLFUNC,);
    MPID_MPI_PT2PT_FUNC_ENTER(MPID_STATE_MPI_TEST);

    /* Validate parameters, especially handles needing to be converted */
#   ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
	    MPIR_ERRTEST_ARGNULL(request, "request", mpi_errno);
	    MPIR_ERRTEST_REQUEST_OR_NULL(*request, mpi_errno);
	}
        MPID_END_ERROR_CHECKS;
    }
#   endif /* HAVE_ERROR_CHECKING */
    
    MPID_Request_get_ptr( *request, request_ptr );
    
   /* Validate parameters and objects (post conversion) */
#   ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
	    if (*request != MPI_REQUEST_NULL)
	    {
		/* Validate request_ptr */
		MPID_Request_valid_ptr( request_ptr, mpi_errno );
                if (mpi_errno) goto fn_fail;
	    }
	    
	    MPIR_ERRTEST_ARGNULL(flag, "flag", mpi_errno);
	    /* NOTE: MPI_STATUS_IGNORE != NULL */
	    MPIR_ERRTEST_ARGNULL(status, "status", mpi_errno);
        }
        MPID_END_ERROR_CHECKS;
    }
#   endif /* HAVE_ERROR_CHECKING */

    /* ... body of routine ...  */

    mpi_errno = MPIR_Test_impl(request, flag, status);
    if (mpi_errno) goto fn_fail;
    
    /* ... end of body of routine ... */
    
  fn_exit:
	MPID_MPI_PT2PT_FUNC_EXIT(MPID_STATE_MPI_TEST);
	MPIU_THREAD_CS_EXIT(ALLFUNC,);
	return mpi_errno;
    
  fn_fail:
    /* --BEGIN ERROR HANDLING-- */
#   ifdef HAVE_ERROR_CHECKING
    {
	mpi_errno = MPIR_Err_create_code(
	    mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, 
	    "**mpi_test",
	    "**mpi_test %p %p %p", request, flag, status);
    }
#   endif
    mpi_errno = MPIR_Err_return_comm(request_ptr ? request_ptr->comm : NULL, 
				     FCNAME, mpi_errno);
    goto fn_exit;
    /* --END ERROR HANDLING-- */
}

Пример #2

Файл: test.c Проект: ParaStation/psmpi2

/*@
    MPI_Test  - Tests for the completion of a request

Input Parameters:
. request - MPI request (handle)

Output Parameters:
+ flag - true if operation completed (logical)
- status - status object (Status).  May be 'MPI_STATUS_IGNORE'.

.N ThreadSafe

.N waitstatus

.N Fortran

.N FortranStatus

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_REQUEST
.N MPI_ERR_ARG
@*/
int MPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
{
    int mpi_errno = MPI_SUCCESS;
    MPIR_Request *request_ptr = NULL;
    MPIR_Comm *comm_ptr = NULL;
    MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_TEST);

    MPIR_ERRTEST_INITIALIZED_ORDIE();

    MPID_THREAD_CS_ENTER(VNI_GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
    MPIR_FUNC_TERSE_REQUEST_ENTER(MPID_STATE_MPI_TEST);

    /* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
            MPIR_ERRTEST_ARGNULL(request, "request", mpi_errno);
            MPIR_ERRTEST_REQUEST_OR_NULL(*request, mpi_errno);
        }
        MPID_END_ERROR_CHECKS;
    }
#endif /* HAVE_ERROR_CHECKING */

    MPIR_Request_get_ptr(*request, request_ptr);

    /* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
            if (*request != MPI_REQUEST_NULL) {
                /* Validate request_ptr */
                MPIR_Request_valid_ptr(request_ptr, mpi_errno);
                if (mpi_errno)
                    goto fn_fail;
            }

            MPIR_ERRTEST_ARGNULL(flag, "flag", mpi_errno);
            /* NOTE: MPI_STATUS_IGNORE != NULL */
            MPIR_ERRTEST_ARGNULL(status, "status", mpi_errno);
        }
        MPID_END_ERROR_CHECKS;
    }
#endif /* HAVE_ERROR_CHECKING */

    /* ... body of routine ...  */

    /* MPIR_Test may free request_ptr, so make a copy of comm_ptr before calling MPIR_Test.
     * comm_ptr will be used later at fn_fail when MPIR_Test returns an error. */
    if (request_ptr)
        comm_ptr = request_ptr->comm;
    mpi_errno = MPIR_Test(request, flag, status);
    if (mpi_errno)
        goto fn_fail;

    /* ... end of body of routine ... */

  fn_exit:
    MPIR_FUNC_TERSE_REQUEST_EXIT(MPID_STATE_MPI_TEST);
    MPID_THREAD_CS_EXIT(VNI_GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
    return mpi_errno;

  fn_fail:
    /* --BEGIN ERROR HANDLING-- */
#ifdef HAVE_ERROR_CHECKING
    {
        mpi_errno =
            MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
                                 "**mpi_test", "**mpi_test %p %p %p", request, flag, status);
    }
#endif
    mpi_errno = MPIR_Err_return_comm(comm_ptr, FCNAME, mpi_errno);
    goto fn_exit;
    /* --END ERROR HANDLING-- */
}