57 строки
1.6 KiB
C
57 строки
1.6 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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* (C) 2009 UChicago/Argonne LLC
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* See COPYRIGHT in top-level directory.
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*/
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#include "mpioimpl.h"
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#include <string.h>
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#ifdef HAVE_WEAK_SYMBOLS
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/* Include mapping from MPI->PMPI */
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#define MPIO_BUILD_PROFILING
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#include "mpioprof.h"
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#endif
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extern int ADIO_Init_keyval;
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/* common code to stuff an attribute on a communicator for the purpose of
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* cleaning up in MPI_Finalize() */
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void MPIR_MPIOInit(int * error_code) {
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int flag;
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char myname[] = "MPIR_MPIOInit";
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/* first check if ADIO has been initialized. If not, initialize it */
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if (ADIO_Init_keyval == MPI_KEYVAL_INVALID) {
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MPI_Initialized(&flag);
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/* --BEGIN ERROR HANDLING-- */
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if (!flag) {
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*error_code = MPIO_Err_create_code(MPI_SUCCESS,
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MPIR_ERR_RECOVERABLE, myname, __LINE__,
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MPI_ERR_OTHER, "**initialized", 0);
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*error_code = MPIO_Err_return_file(MPI_FILE_NULL, *error_code);
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return;
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}
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/* --END ERROR HANDLING-- */
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MPI_Keyval_create(MPI_NULL_COPY_FN, ADIOI_End_call, &ADIO_Init_keyval,
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(void *) 0);
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/* put a dummy attribute on MPI_COMM_SELF, because we want the delete
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function to be called when MPI_COMM_SELF is freed. Clarified
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in MPI-2 section 4.8, the standard mandates that attributes on
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MPI_COMM_SELF get cleaned up early in MPI_Finalize */
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MPI_Attr_put(MPI_COMM_SELF, ADIO_Init_keyval, (void *) 0);
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/* initialize ADIO */
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ADIO_Init( (int *)0, (char ***)0, error_code);
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}
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*error_code = MPI_SUCCESS;
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}
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/*
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* vim: ts=8 sts=4 sw=4 noexpandtab
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*/
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