72 строки
2.0 KiB
C
72 строки
2.0 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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*
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* Copyright (C) 1997 University of Chicago.
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* See COPYRIGHT notice in top-level directory.
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*/
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#include "mpioimpl.h"
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#include "adioi.h" /* ADIOI_Get_byte_offset() prototype */
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#ifdef HAVE_WEAK_SYMBOLS
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#if defined(HAVE_PRAGMA_WEAK)
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#pragma weak MPI_File_get_byte_offset = PMPI_File_get_byte_offset
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_File_get_byte_offset MPI_File_get_byte_offset
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_File_get_byte_offset as PMPI_File_get_byte_offset
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/* end of weak pragmas */
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#elif defined(HAVE_WEAK_ATTRIBUTE)
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int MPI_File_get_byte_offset(MPI_File fh, MPI_Offset offset, MPI_Offset *disp) __attribute__((weak,alias("PMPI_File_get_byte_offset")));
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#endif
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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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/*@
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MPI_File_get_byte_offset - Returns the absolute byte position in
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the file corresponding to "offset" etypes relative to
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the current view
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Input Parameters:
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. fh - file handle (handle)
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. offset - offset (nonnegative integer)
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Output Parameters:
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. disp - absolute byte position of offset (nonnegative integer)
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.N fortran
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@*/
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int MPI_File_get_byte_offset(MPI_File fh, MPI_Offset offset, MPI_Offset *disp)
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{
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int error_code;
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ADIO_File adio_fh;
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static char myname[] = "MPI_FILE_GET_BYTE_OFFSET";
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adio_fh = MPIO_File_resolve(fh);
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/* --BEGIN ERROR HANDLING-- */
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MPIO_CHECK_FILE_HANDLE(adio_fh, myname, error_code);
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if (offset < 0)
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{
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error_code = MPIO_Err_create_code(MPI_SUCCESS, MPIR_ERR_RECOVERABLE,
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myname, __LINE__, MPI_ERR_ARG,
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"**iobadoffset", 0);
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error_code = MPIO_Err_return_file(adio_fh, error_code);
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goto fn_exit;
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}
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MPIO_CHECK_NOT_SEQUENTIAL_MODE(adio_fh, myname, error_code);
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/* --END ERROR HANDLING-- */
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ADIOI_Get_byte_offset(adio_fh, offset, disp);
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fn_exit:
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return MPI_SUCCESS;
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}
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