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/*@@
@file ieee_merge.c
@date Fri 14 Dec 2001
@author Thomas Radke
@desc
Utility program to merge IEEEIO datafiles.
@enddesc
@version $Id$
@@*/
#define MAXDIM 3
#define MAXNAMESIZE 100
#include <stdio.h>
#include <stdlib.h>
/* CCTK includes */
#include "cctk.h"
/* FlexIO includes */
#include "IOProtos.h"
#include "IEEEIO.h"
/* the rcs ID and its dummy function to use it */
static const char *rcsid = "$Header$";
CCTK_FILEVERSION(CactusPUGHIO_IOFlexIO_util_ieee_merge_c)
int main (int argc, char **argv)
{
int h, i, j;
IOFile infile, *infiles, outfile;
int nDatasets, nAttributes, nofInfiles;
int datatype, out_datatype;
int rank, out_rank;
int dims[MAXDIM], out_dims[MAXDIM];
int attrType, attrLen;
int global_size[MAXDIM], out_global_size[MAXDIM];
char name[MAXNAMESIZE], out_name[MAXNAMESIZE];
char attrName[MAXNAMESIZE];
void *data, *attrData;
if (argc <= 2)
{
printf ("Usage: %s <outfile> <infile1> <infile2> .. <infileN>\n", argv[0]);
return (0);
}
out_rank = 0;
out_datatype = 0;
outfile = IEEEopen (argv[1], "w");
if (! IOisValid (outfile))
{
printf ("Could not open output file '%s'\n", argv[1]);
return (1);
}
nofInfiles = argc - 2;
infiles = (IOFile *) malloc (nofInfiles * sizeof (IOFile));
for (i = 0; i < nofInfiles; i++)
{
infiles[i] = IEEEopen (argv[i + 2], "r");
if (! IOisValid (infiles[i]))
{
printf ("Could not open input file '%s'\n", argv[i + 2]);
return (1);
}
}
for (h = 0; h < nofInfiles; h++)
{
infile = infiles[h];
nDatasets = IOnDatasets (infile);
printf ("Input file '%s' contains %d datasets\n", argv[h + 2], nDatasets);
for (i = 0; i < nDatasets; i++)
{
if (IOreadInfo (infile, &datatype, &rank, dims, MAXDIM) <= 0)
{
printf ("Cannot read info of datatset %d\n", i);
continue;
}
if (h > 0 && (datatype != out_datatype || rank != out_rank ||
dims[0] != out_dims[0] || dims[1] != out_dims[1] ||
dims[2] != out_dims[2]))
{
printf ("Dataset type or dims differ\n");
continue;
}
/* retrieve name and iteration attribute of dataset */
strcpy (attrName, "name");
j = IOreadAttributeInfo (infile, attrName, &attrType, &attrLen);
if (j < 0)
{
printf ("Cannot find name attribute of dataset %d\n", i);
continue;
}
if (IOreadAttribute (infile, j, name) < 0)
{
printf ("Cannot read name attribute of dataset %d\n", i);
continue;
}
if (h > 0 && strcmp (name, out_name))
{
printf ("Attribute 'name' differs !\n");
continue;
}
#if 0
strcpy (attrName, "iteration");
j = IOreadAttributeInfo (infile, attrName, &attrType, &attrLen);
if (j < 0)
{
printf ("Cannot find iteration attribute of dataset %d\n", i);
continue;
}
if (IOreadAttribute (infile, j, &iteration) < 0)
{
printf ("Cannot read iteration attribute of dataset %d\n", i);
continue;
}
#endif
strcpy (attrName, "global_size");
j = IOreadAttributeInfo (infile, attrName, &attrType, &attrLen);
if (j < 0)
{
printf ("Cannot find global_size attribute of dataset %d\n", i);
continue;
}
if (IOreadAttribute (infile, j, global_size) < 0)
{
printf ("Cannot read global_size attribute of dataset %d\n", i);
continue;
}
if (h > 0 && (global_size[0] != out_global_size[0] ||
global_size[1] != out_global_size[1] ||
global_size[2] != out_global_size[2]))
{
printf ("Attribute 'global_size' differs !\n");
continue;
}
if (h == 0)
{
out_datatype = datatype;
out_rank = rank;
out_dims[0] = dims[0];
out_dims[1] = dims[1];
out_dims[2] = dims[2];
strcpy (out_name, name);
out_global_size[0] = global_size[0];
out_global_size[1] = global_size[1];
out_global_size[2] = global_size[2];
}
data = malloc (IOnBytes (datatype, rank, dims));
IOread (infile, data);
IOwrite (outfile, datatype, rank, dims, data);
free (data);
nAttributes = IOnAttributes (infile);
printf ("Processing dataset '%s' with %d attributes\n", name,nAttributes);
for (j = 0; j < nAttributes; j++)
{
if (IOreadIndexedAttributeInfo (infile, j, attrName, &attrType,
&attrLen, MAXNAMESIZE) < 0)
{
#if 0
/* it's only a bug if this returns -1 */
printf ("Cannot read info of attribute %d, skipping ...\n", j);
continue;
#endif
}
attrData = malloc (IOnBytes (attrType, 1, &attrLen));
if (IOreadAttribute (infile, j, attrData) < 0)
{
printf ("Cannot read value of attribute %d, skipping ...\n", j);
continue;
}
IOwriteAttribute (outfile, attrName, attrType, attrLen, attrData);
free (attrData);
}
}
IOclose (infile);
}
IOclose (outfile);
free (infiles);
return (0);
}
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