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268 lines
8.1 KiB
268 lines
8.1 KiB
2 years ago
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/*
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* Copyright (c) 1994 Sandia Corporation. Under the terms of Contract
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* DE-AC04-94AL85000 with Sandia Corporation, the U.S. Governement
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* retains certain rights in this software.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* * Neither the name of Sandia Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*****************************************************************************
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*
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* excre - ex_create
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*
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* author - Sandia National Laboratories
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* Larry A. Schoof - Original
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* James A. Schutt - 8 byte float and standard C definitions
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* Vic Yarberry - Added headers and error logging
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*
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* environment - UNIX
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*
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* entry conditions -
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* input parameters:
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* char* path file name including path
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* int cmode access mode r/w
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* int* comp_ws compute word size
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* int* io_ws storage word size
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*
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* exit conditions -
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* return value exodus file id
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*
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* revision history -
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*
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* $Id: excre.c,v 1.2 2005/07/19 12:31:28 andy Exp $
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*
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*****************************************************************************/
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#include "exodusII.h"
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#include "exodusII_int.h"
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/*
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* creates a new EXODUS II file and returns an id that can subsequently
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* be used to refer to the file
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*/
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int ex_create (const char *path,
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int cmode,
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int *comp_ws,
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int *io_ws)
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{
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int exoid, time_dim, dims[1];
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nclong lio_ws;
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nclong filesiz;
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float vers;
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char errmsg[MAX_ERR_LENGTH];
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char *mode_name;
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int mode = 0;
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exerrval = 0; /* clear error code */
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/*
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* See if "large file" mode was specified in a ex_create cmode. If
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* so, then pass the NC_64BIT_OFFSET flag down to netcdf.
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*/
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if (cmode & EX_LARGE_MODEL || ex_large_model(-1) == 1) {
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mode |= NC_64BIT_OFFSET;
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}
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/*
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* set error handling mode to no messages, non-fatal errors
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*/
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ex_opts(exoptval); /* call required to set ncopts first time through */
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if (cmode & EX_NOCLOBBER) {
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mode |= NC_NOCLOBBER;
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mode_name = "NOCLOBBER";
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} else if (cmode & EX_CLOBBER) {
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mode |= NC_CLOBBER;
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mode_name = "CLOBBER";
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} else {
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exerrval = EX_BADFILEMODE;
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sprintf(errmsg,"Error: invalid file create mode: %d, for file %s",
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cmode,path);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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#ifndef TFLOP
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mode |= NC_SHARE;
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#endif
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if ((exoid = nccreate (path, mode)) == -1) {
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: file create failed for %s, mode: %s",
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path, mode_name);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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/* turn off automatic filling of netCDF variables
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*/
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if (ncsetfill (exoid, NC_NOFILL) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to set nofill mode in file id %d",
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exoid);
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ex_err("ex_create", errmsg, exerrval);
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return (EX_FATAL);
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}
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/* initialize floating point size conversion. since creating new file,
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* i/o wordsize attribute from file is zero.
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*/
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if (ex_conv_ini( exoid, comp_ws, io_ws, 0 ) != EX_NOERR) {
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exerrval = EX_FATAL;
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sprintf(errmsg,
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"Error: failed to init conversion routines in file id %d",
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exoid);
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ex_err("ex_create", errmsg, exerrval);
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return (EX_FATAL);
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}
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/* put the EXODUS version number, and i/o floating point word size as
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* netcdf global attributes
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*/
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/* store Exodus API version # as an attribute */
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vers = (float)(EX_API_VERS);
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if (ncattput (exoid, NC_GLOBAL, ATT_API_VERSION, NC_FLOAT, 1, &vers) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to store Exodus II API version attribute in file id %d",
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exoid);
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ex_err("ex_create",errmsg, exerrval);
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return (EX_FATAL);
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}
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/* store Exodus file version # as an attribute */
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vers = (float)(EX_VERS);
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if (ncattput (exoid, NC_GLOBAL, ATT_VERSION, NC_FLOAT, 1, &vers) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to store Exodus II file version attribute in file id %d",
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exoid);
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ex_err("ex_create",errmsg, exerrval);
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return (EX_FATAL);
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}
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/* store Exodus file float word size as an attribute */
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lio_ws = (nclong)(*io_ws);
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if (ncattput (exoid, NC_GLOBAL, ATT_FLT_WORDSIZE, NC_LONG, 1, &lio_ws) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to store Exodus II file float word size attribute in file id %d",
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exoid);
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ex_err("ex_create",errmsg, exerrval);
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return (EX_FATAL);
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}
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/* store Exodus file size (1=large, 0=normal) as an attribute */
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filesiz = (nclong)(((cmode & EX_LARGE_MODEL) != 0) || (ex_large_model(-1) == 1));
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if (ncattput (exoid, NC_GLOBAL, ATT_FILESIZE, NC_LONG, 1, &filesiz) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to store Exodus II file size attribute in file id %d",
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exoid);
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ex_err("ex_create",errmsg, exerrval);
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return (EX_FATAL);
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}
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/* define some dimensions and variables
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*/
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/* create string length dimension */
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if (ncdimdef (exoid, DIM_STR, (MAX_STR_LENGTH+1)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to define string length in file id %d",exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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/* create line length dimension */
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if (ncdimdef (exoid, DIM_LIN, (MAX_LINE_LENGTH+1)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to define line length in file id %d",exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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/* create number "4" dimension; must be of type long */
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if (ncdimdef (exoid, DIM_N4, 4L) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to define number \"4\" dimension in file id %d",exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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if ((time_dim = ncdimdef (exoid, DIM_TIME, NC_UNLIMITED)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to define time dimension in file id %d", exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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dims[0] = time_dim;
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if ((ncvardef (exoid, VAR_WHOLE_TIME, nc_flt_code(exoid), 1, dims)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to define whole time step variable in file id %d",
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exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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if (ncendef (exoid) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to complete definition for file id %d", exoid);
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ex_err("ex_create",errmsg,exerrval);
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return (EX_FATAL);
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}
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return (exoid);
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}
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