133 строки
3.7 KiB
C
133 строки
3.7 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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#ifdef HAVE_WEAK_SYMBOLS
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#if defined(HAVE_PRAGMA_WEAK)
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#pragma weak MPI_File_write_all_begin = PMPI_File_write_all_begin
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_File_write_all_begin MPI_File_write_all_begin
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_File_write_all_begin as PMPI_File_write_all_begin
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/* end of weak pragmas */
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#elif defined(HAVE_WEAK_ATTRIBUTE)
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int MPI_File_write_all_begin(MPI_File fh, const void *buf, int count, MPI_Datatype datatype)
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__attribute__((weak,alias("PMPI_File_write_all_begin")));
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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_write_all_begin - Begin a split collective write using
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individual file pointer
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Input Parameters:
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. fh - file handle (handle)
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. buf - initial address of buffer (choice)
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. count - number of elements in buffer (nonnegative integer)
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. datatype - datatype of each buffer element (handle)
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.N fortran
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@*/
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int MPI_File_write_all_begin(MPI_File fh, ROMIO_CONST void *buf, int count,
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MPI_Datatype datatype)
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{
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int error_code;
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static char myname[] = "MPI_FILE_WRITE_ALL_BEGIN";
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error_code = MPIOI_File_write_all_begin(fh, (MPI_Offset) 0,
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ADIO_INDIVIDUAL, buf, count,
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datatype, myname);
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return error_code;
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}
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/* prevent multiple definitions of this routine */
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#ifdef MPIO_BUILD_PROFILING
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int MPIOI_File_write_all_begin(MPI_File fh,
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MPI_Offset offset,
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int file_ptr_type,
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const void *buf,
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int count,
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MPI_Datatype datatype,
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char *myname)
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{
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int error_code;
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MPI_Count datatype_size;
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ADIO_File adio_fh;
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void *e32buf=NULL;
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const void *xbuf=NULL;
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ROMIO_THREAD_CS_ENTER();
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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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MPIO_CHECK_COUNT(adio_fh, count, myname, error_code);
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MPIO_CHECK_DATATYPE(adio_fh, datatype, myname, error_code);
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MPIO_CHECK_NOT_SEQUENTIAL_MODE(adio_fh, myname, error_code);
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if (file_ptr_type == ADIO_EXPLICIT_OFFSET && 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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if (adio_fh->split_coll_count)
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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_IO,
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"**iosplitcoll", 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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/* --END ERROR HANDLING-- */
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adio_fh->split_coll_count = 1;
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MPI_Type_size_x(datatype, &datatype_size);
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/* --BEGIN ERROR HANDLING-- */
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MPIO_CHECK_INTEGRAL_ETYPE(adio_fh, count, datatype_size, myname, error_code);
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MPIO_CHECK_COUNT_SIZE(adio_fh, count, datatype_size, myname, error_code);
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/* --END ERROR HANDLING-- */
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xbuf = buf;
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if (adio_fh->is_external32) {
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error_code = MPIU_external32_buffer_setup(buf, count, datatype, &e32buf);
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if (error_code != MPI_SUCCESS)
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goto fn_exit;
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xbuf = e32buf;
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}
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adio_fh->split_datatype = datatype;
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ADIO_WriteStridedColl(adio_fh, xbuf, count, datatype, file_ptr_type,
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offset, &adio_fh->split_status, &error_code);
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/* --BEGIN ERROR HANDLING-- */
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if (error_code != MPI_SUCCESS)
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error_code = MPIO_Err_return_file(adio_fh, error_code);
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/* --END ERROR HANDLING-- */
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fn_exit:
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if ( e32buf != NULL) ADIOI_Free(e32buf);
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ROMIO_THREAD_CS_EXIT();
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return error_code;
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}
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#endif
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