117 строки
3.4 KiB
C
117 строки
3.4 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; -*- */
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/*
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* $Id: write_all.c,v 1.8 2002/10/24 15:54:44 gropp Exp $
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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 = PMPI_File_write_all
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_File_write_all MPI_File_write_all
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_File_write_all as PMPI_File_write_all
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/* end of weak pragmas */
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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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/* status object not filled currently */
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/*@
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MPI_File_write_all - Collective write using 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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Output Parameters:
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. status - status object (Status)
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.N fortran
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@*/
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int MPI_File_write_all(MPI_File fh, void *buf, int count,
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MPI_Datatype datatype, MPI_Status *status)
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{
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int error_code, datatype_size;
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#ifndef PRINT_ERR_MSG
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static char myname[] = "MPI_FILE_WRITE_ALL";
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#endif
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#ifdef MPI_hpux
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int fl_xmpi;
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HPMP_IO_START(fl_xmpi, BLKMPIFILEWRITEALL, TRDTBLOCK, fh, datatype, count);
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#endif /* MPI_hpux */
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#ifdef PRINT_ERR_MSG
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if ((fh <= (MPI_File) 0) || (fh->cookie != ADIOI_FILE_COOKIE)) {
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FPRINTF(stderr, "MPI_File_write_all: Invalid file handle\n");
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MPI_Abort(MPI_COMM_WORLD, 1);
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}
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#else
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ADIOI_TEST_FILE_HANDLE(fh, myname);
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#endif
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if (count < 0) {
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#ifdef PRINT_ERR_MSG
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FPRINTF(stderr, "MPI_File_write_all: Invalid count argument\n");
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MPI_Abort(MPI_COMM_WORLD, 1);
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#else
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error_code = MPIR_Err_setmsg(MPI_ERR_ARG, MPIR_ERR_COUNT_ARG,
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myname, (char *) 0, (char *) 0);
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return ADIOI_Error(fh, error_code, myname);
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#endif
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}
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if (datatype == MPI_DATATYPE_NULL) {
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#ifdef PRINT_ERR_MSG
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FPRINTF(stderr, "MPI_File_write_all: Invalid datatype\n");
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MPI_Abort(MPI_COMM_WORLD, 1);
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#else
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error_code = MPIR_Err_setmsg(MPI_ERR_TYPE, MPIR_ERR_TYPE_NULL,
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myname, (char *) 0, (char *) 0);
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return ADIOI_Error(fh, error_code, myname);
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#endif
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}
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MPI_Type_size(datatype, &datatype_size);
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if ((count*datatype_size) % fh->etype_size != 0) {
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#ifdef PRINT_ERR_MSG
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FPRINTF(stderr, "MPI_File_write_all: Only an integral number of etypes can be accessed\n");
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MPI_Abort(MPI_COMM_WORLD, 1);
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#else
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error_code = MPIR_Err_setmsg(MPI_ERR_IO, MPIR_ERR_ETYPE_FRACTIONAL,
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myname, (char *) 0, (char *) 0);
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return ADIOI_Error(fh, error_code, myname);
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#endif
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}
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if (fh->access_mode & MPI_MODE_SEQUENTIAL) {
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#ifdef PRINT_ERR_MSG
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FPRINTF(stderr, "MPI_File_write_all: Can't use this function because file was opened with MPI_MODE_SEQUENTIAL\n");
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MPI_Abort(MPI_COMM_WORLD, 1);
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#else
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error_code = MPIR_Err_setmsg(MPI_ERR_UNSUPPORTED_OPERATION,
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MPIR_ERR_AMODE_SEQ, myname, (char *) 0, (char *) 0);
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return ADIOI_Error(fh, error_code, myname);
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#endif
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}
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ADIO_WriteStridedColl(fh, buf, count, datatype, ADIO_INDIVIDUAL,
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0, status, &error_code);
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#ifdef MPI_hpux
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HPMP_IO_END(fl_xmpi, fh, datatype, count);
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#endif /* MPI_hpux */
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return error_code;
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}
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