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|
/*
* rdm_grid4D.c - routines to read 4D grid data from an MTV-format.
*
* The data is assumed to be sandwiched between $DATA=xxx lines
*/
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include "CNplot.h"
int CNmtv_read_grid4D_data();
static void read_4dgd_options();
static CNdouble def_mval = {0.0, 0};
/*
* Read data in 4D grid format
* Return an EOF if such is found during the read; otherwise return 0
*/
int CNmtv_read_grid4D_data(Dptr,
dataID,dataname,filename,fp,lineno,header,verbose)
CNdatasetptr *Dptr; /* The dataset pointer */
int *dataID; /* Data ID */
char *dataname; /* Dataset name */
char *filename; /* The name of the file/pipe source */
FILE *fp; /* The file/pipe source */
int *lineno; /* Current line number */
char *header; /* Header string */
int verbose; /* Verbosity Flag */
{
CNannotptr annothead=NULL, annottail=NULL;
CNcontstepptr cstephead=NULL, csteptail=NULL;
CNviewptr view_pr;
CNdataset_property ds_property;
CNplotset_property pt_property;
char line[BUFSIZ];
int header_found = CN_FALSE;
int invalid_grid = CN_FALSE;
int newgrid = CN_TRUE;
int read_xgrid = CN_FALSE;
int read_ygrid = CN_FALSE;
int read_zgrid = CN_FALSE;
int xgrid_filled = CN_FALSE;
int ygrid_filled = CN_FALSE;
int zgrid_filled = CN_FALSE;
int tgrid_filled = CN_FALSE;
int i, len, nx, ny, nz, npts=0;
int xcount=0, ycount=0, zcount=0, tcount=0;
double values[MAX_VALS];
double *xgrid_arr=NULL, *ygrid_arr=NULL, *zgrid_arr = NULL;
double *tgrid_arr=NULL;
double z=0.0, dx, dy, dz;
CNdouble xmin, xmax, ymin, ymax, zmin, zmax, rnx, rny, rnz;
CNdouble xgrid, ygrid, zgrid;
int binary;
/* Initialize */
*Dptr = NULL;
xmin = def_mval;
xmax = def_mval;
ymin = def_mval;
ymax = def_mval;
zmin = def_mval;
zmax = def_mval;
rnx = def_mval;
rny = def_mval;
rnz = def_mval;
xgrid = def_mval;
ygrid = def_mval;
zgrid = def_mval;
/* Print info */
(void) fprintf(stdout,"\n Reading GRID4D data...(line %d)\n",*lineno);
/* Set the view parameters */
view_pr = CNcreate_view();
/* Set the properties of the plotset */
CNset_default_plotset_property(&pt_property);
/* Set the properties of the dataset */
CNset_default_dataset_property(&ds_property);
/*
* This expects the xgrid, followed by y-grid, z-grid and t-array info
*/
/* Keep on reading until a "$" is encountered */
while (!header_found && CNgetucline(fp, line, lineno, BUFSIZ) != EOF) {
/*EMPTY*/
if (((len=strlen(line)) == 0) || (len==1 && line[0]=='\n')) {
/* Ignore newlines */
;
/*EMPTY*/
} else if (line[0] == '#') {
/* Comment */
;
} else if (line[0] == '$') {
/* Header */
line[0] = ' ';
(void) strcpy(header, line);
header_found = CN_TRUE;
} else if (line[0] == '@') {
/* Annotation */
line[0] = ' ';
CNparse_annotation_line(line, BUFSIZ,
&annothead, &annottail,
verbose);
} else if (line[0] == '%') {
/* Option */
line[0] = ' ';
read_4dgd_options(line,view_pr,&pt_property,&ds_property,
&xmin,&xmax,&ymin,&ymax,&zmin,&zmax,&rnx,&rny,&rnz,
&xgrid,&ygrid,&zgrid,&binary,verbose);
if (xgrid.def) read_xgrid = (int) xgrid.val;
if (ygrid.def) read_ygrid = (int) ygrid.val;
if (zgrid.def) read_zgrid = (int) zgrid.val;
if ((ds_property.contours) && ((ds_property.flag1 & CNctrlevel)!=0))
CNset_contstep_levels(&cstephead, &csteptail, &ds_property);
/* Binary format - data follows on next line */
if (binary) {
/*EMPTY*/
if (invalid_grid) {
/* Skip */
;
} else if (read_xgrid && !xgrid_filled) {
/* Read the x-grid values */
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnx,&nx,"nx",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d x-values...line=%d\n",nx,*lineno);
/* Read the data */
xgrid_arr = CNmtv_read_binary_dbl_array(fp,nx);
if (xgrid_arr != NULL) {
newgrid = CN_TRUE;
xgrid_filled = CN_TRUE;
xcount = nx;
} else {
invalid_grid = CN_TRUE;
}
}
} else if (read_ygrid && !ygrid_filled) {
/* Read the y-grid values */
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rny,&ny,"ny",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d y-values...line=%d\n",ny,*lineno);
/* Read the data */
ygrid_arr = CNmtv_read_binary_dbl_array(fp,ny);
if (ygrid_arr != NULL) {
newgrid = CN_TRUE;
ygrid_filled = CN_TRUE;
ycount = ny;
} else {
invalid_grid = CN_TRUE;
}
}
} else if (read_zgrid && !zgrid_filled) {
/* Read the z-grid values */
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnz,&nz,"nz",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d z-values...line=%d\n",nz,*lineno);
/* Read the data */
zgrid_arr = CNmtv_read_binary_dbl_array(fp,nz);
if (zgrid_arr != NULL) {
newgrid = CN_TRUE;
zgrid_filled = CN_TRUE;
zcount = nz;
} else {
invalid_grid = CN_TRUE;
}
}
} else if (!tgrid_filled) {
/* Read the t-grid values */
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnx,&nx,"nx",
"GRID4D ",*lineno);
if (!invalid_grid)
invalid_grid = CNmtv_check_points(&rny,&ny,"ny",
"GRID4D ",*lineno);
if (!invalid_grid)
invalid_grid = CNmtv_check_points(&rnz,&nz,"nz",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d x %d x %d t-values...line=%d\n",
nx,ny,nz,*lineno);
/* Read the data */
tgrid_arr = CNmtv_read_binary_dbl_array(fp,nx*ny*nz);
if (tgrid_arr != NULL) {
newgrid = CN_TRUE;
tgrid_filled = CN_TRUE;
tcount = nx*ny*nz;
} else {
invalid_grid = CN_TRUE;
}
}
}
}
} else {
/* Must be ascii data */
/*EMPTY*/
if (invalid_grid) {
/* Skip */
;
} else if (read_xgrid && !xgrid_filled) {
/* Read the x-grid values */
if (newgrid) {
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnx,&nx,"nx",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d x-values...line=%d\n",nx,*lineno);
/* allocate space for the data in a 1D array */
xgrid_arr = CNcreate_1D_double_array(nx);
/* Start collecting points in this grid */
newgrid = CN_FALSE;
xcount = 0;
}
}
/* Read all the points off the line and store */
if (xgrid_arr != NULL && !invalid_grid) {
CNmtv_read_line(line,values,MAX_VALS,&npts);
CNmtv_filter_array(values,&npts,xgrid_arr,&xcount,nx);
if (xcount >= nx) {
xgrid_filled = CN_TRUE;
newgrid = CN_TRUE;
}
}
} else if (read_ygrid && !ygrid_filled) {
/* Read the y-grid values */
if (newgrid) {
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rny,&ny,"ny",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d y-values...line=%d\n",ny,*lineno);
/* allocate space for the data in a 1D array */
ygrid_arr = CNcreate_1D_double_array(ny);
/* Start collecting points in this grid */
newgrid = CN_FALSE;
ycount = 0;
}
}
/* Read all the points off the line and store */
if (ygrid_arr != NULL && !invalid_grid) {
CNmtv_read_line(line,values,MAX_VALS,&npts);
CNmtv_filter_array(values,&npts,ygrid_arr,&ycount,ny);
if (ycount >= ny) {
ygrid_filled = CN_TRUE;
newgrid = CN_TRUE;
}
}
} else if (read_zgrid && !zgrid_filled) {
/* Read the z-grid values */
if (newgrid) {
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnz,&nz,"nz",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d z-values...line=%d\n",nz,*lineno);
/* allocate space for the data in a 1D array */
zgrid_arr = CNcreate_1D_double_array(nz);
/* Start collecting points in this grid */
newgrid = CN_FALSE;
zcount = 0;
}
}
/* Read all the points off the line and store */
if (zgrid_arr != NULL && !invalid_grid) {
CNmtv_read_line(line,values,MAX_VALS,&npts);
CNmtv_filter_array(values,&npts,zgrid_arr,&zcount,nz);
if (zcount >= nz) {
zgrid_filled = CN_TRUE;
newgrid = CN_TRUE;
}
}
} else if (!tgrid_filled) {
/* Read the t-grid values */
if (newgrid) {
/* Set the number of grid points */
invalid_grid = CNmtv_check_points(&rnx,&nx,"nx",
"GRID4D ",*lineno);
if (!invalid_grid)
invalid_grid = CNmtv_check_points(&rny,&ny,"ny",
"GRID4D ",*lineno);
if (!invalid_grid)
invalid_grid = CNmtv_check_points(&rnz,&nz,"nz",
"GRID4D ",*lineno);
if (!invalid_grid) {
if (verbose)
(void) fprintf(stdout,
"\n Reading %d x %d x %d t-values...line=%d\n",
nx,ny,nz,*lineno);
/* allocate space for the data in a 1D array */
tgrid_arr = CNcreate_1D_double_array(nx*ny*nz);
/* Start collecting points in this grid */
newgrid = CN_FALSE;
tcount = 0;
}
}
/* Read all the points off the line and store */
if (tgrid_arr != NULL && !invalid_grid) {
CNmtv_read_line(line,values,MAX_VALS,&npts);
CNmtv_filter_array(values,&npts,tgrid_arr,&tcount,nx*ny*nz);
if (tcount >= nx*ny*nz) {
tgrid_filled = CN_TRUE;
newgrid = CN_TRUE;
}
}
}
}
}
/* Now create the dataset */
if (tgrid_arr != NULL && !invalid_grid) {
/* Check the x array */
if (read_xgrid && !xgrid_filled) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,
"Too few x-points read in - need %d values.\n",nx);
dx = 1.0;
if (xcount > 1) dx = xgrid_arr[xcount-1] - xgrid_arr[xcount-2];
(void) fprintf(stderr,
" ******* Assuming uniform intervals of %g",dx);
(void) fprintf(stderr,
" for the remaining grid points\n");
for (i=xcount; i<nx; i++) {
z = xgrid_arr[xcount-1] + (i+1-xcount)*dx;
CNset_1D_double_array_value(xgrid_arr,i,nx,&z);
}
} else if (!read_xgrid) {
/* Uniform grid */
if (!xmin.def || !xmax.def) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,"xmin and/or xmax has not been specified.\n");
xmin.val = 0.0;
xmax.val = xmin.val + nx-1;
(void) fprintf(stderr,
" ******* Setting xmin=%g xmax=%g\n",xmin.val,xmax.val);
}
/* allocate space for the data in a 1D array */
xgrid_arr = CNcreate_1D_double_array(nx);
/* Fill the array */
dx = (xmax.val - xmin.val)/(double)(nx-1);
for (i=0; i<nx; i++) {
z = xmin.val + i*dx;
CNset_1D_double_array_value(xgrid_arr,i,nx,&z);
}
}
/* Check the y array */
if (read_ygrid && !ygrid_filled) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,
"Too few y-points read in - need %d values.\n",ny);
dy = 1.0;
if (ycount > 1) dy = ygrid_arr[ycount-1] - ygrid_arr[ycount-2];
(void) fprintf(stderr,
" ******* Assuming uniform intervals of %g",dy);
(void) fprintf(stderr,
" for the remaining grid points\n");
for (i=ycount; i<ny; i++) {
z = ygrid_arr[ycount-1] + (i+1-ycount)*dy;
CNset_1D_double_array_value(ygrid_arr,i,ny,&z);
}
} else if (!read_ygrid) {
/* Uniform grid */
if (!ymin.def || !ymax.def) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,"ymin and/or ymax has not been specified.\n");
ymin.val = 0.0;
ymax.val = ymin.val + ny-1;
(void) fprintf(stderr,
" ******* Setting ymin=%g ymax=%g\n",ymin.val,ymax.val);
}
/* allocate space for the data in a 1D array */
ygrid_arr = CNcreate_1D_double_array(ny);
/* Fill the array */
dy = (ymax.val - ymin.val)/(double)(ny-1);
for (i=0; i<ny; i++) {
z = ymin.val + i*dy;
CNset_1D_double_array_value(ygrid_arr,i,ny,&z);
}
}
/* Check the z array */
if (read_zgrid && !zgrid_filled) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,
"Too few z-points read in - need %d values.\n",nz);
dz = 1.0;
if (zcount > 1) dz = zgrid_arr[zcount-1] - zgrid_arr[zcount-2];
(void) fprintf(stderr,
" ******* Assuming uniform intervals of %g",dz);
(void) fprintf(stderr,
" for the remaining grid points\n");
for (i=zcount; i<nz; i++) {
z = zgrid_arr[zcount-1] + (i+1-zcount)*dz;
CNset_1D_double_array_value(zgrid_arr,i,nz,&z);
}
} else if (!read_zgrid) {
/* Uniform grid */
if (!zmin.def || !zmax.def) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,"zmin and/or zmax has not been specified.\n");
zmin.val = 0.0;
zmax.val = zmin.val + nz-1;
(void) fprintf(stderr,
" ******* Setting zmin=%g zmax=%g\n",zmin.val,zmax.val);
}
/* allocate space for the data in a 1D array */
zgrid_arr = CNcreate_1D_double_array(nz);
/* Fill the array */
dz = (zmax.val - zmin.val)/(double)(nz-1);
for (i=0; i<nz; i++) {
z = zmin.val + i*dz;
CNset_1D_double_array_value(zgrid_arr,i,nz,&z);
}
}
/* If the t-array is not full, print warning */
if (!tgrid_filled) {
(void) fprintf(stderr," warning (line %3d) GRID4D : ",*lineno);
(void) fprintf(stderr,
"Too few points! Need %d x %d x %d points (Found %d)\n",
nx,ny,nz,tcount);
(void) fprintf(stderr,
" ******* Assuming 0-values for the remaining grid points\n");
z = 0.0;
for (i=tcount; i<nx*ny*nz; i++)
CNset_1D_double_array_value(tgrid_arr,i,nx*ny*nz,&z);
}
/* rearrange the data into a volumetric grid */
*Dptr = CNget_volumetric_grid_data(filename, dataname,
xgrid_arr, ygrid_arr, zgrid_arr, tgrid_arr,
nx, ny, nz, *dataID);
if ((*Dptr) != NULL) (*dataID)++;
if ((*Dptr) != NULL) {
/* Save the annotations */
(*Dptr)->annothead = annothead;
(*Dptr)->annottail = annottail;
/* Set the contfill flag */
(void) CNparse_dataset_property(&((*Dptr)->data_pr),
"contfill","True",0);
/* Apply the view options to the dataset */
CNset_view_property((*Dptr)->view_pr,view_pr);
/* Apply the plotset options to the dataset */
CNset_plotset_property(&((*Dptr)->plot_pr),&pt_property);
/* Apply the dataset options to the dataset */
CNset_dataset_property(&((*Dptr)->data_pr),&ds_property);
/* Apply the contsteps */
if (cstephead != NULL) {
(*Dptr)->cstephead = cstephead;
(*Dptr)->csteptail = csteptail;
}
/*
* Select the contour step size
* This is done ONLY if the steps have NOT been specified individually
*/
if ((*Dptr)->data_pr.stepmethod != CN_USERDEFN)
CNselect_contour_step(&((*Dptr)->data_pr.cmin),
&((*Dptr)->data_pr.cmax),
(*Dptr)->data_pr.stepmethod,
&((*Dptr)->data_pr.cstep),
&((*Dptr)->data_pr.nsteps),
(*Dptr)->data_pr.logzstep,
&((*Dptr)->cstephead), &((*Dptr)->csteptail),
verbose);
/* Print out the curve */
if (verbose) CNprint_dataset((*Dptr),0);
}
}
/* Failed */
if ((*Dptr)==NULL) {
CNdelete_contstep_list(&cstephead, &csteptail);
CNdelete_annotation_list(&annothead, &annottail);
}
/* Reset the property structures */
CNdelete_plotset_property_fields(&pt_property);
CNdelete_dataset_property_fields(&ds_property);
/* Free the view structure */
CNdelete_view(view_pr);
/* Free the arrays */
if ((*Dptr) == NULL) {
if (xgrid_arr != NULL) CNfree_1D_double_array(xgrid_arr);
if (ygrid_arr != NULL) CNfree_1D_double_array(ygrid_arr);
if (zgrid_arr != NULL) CNfree_1D_double_array(zgrid_arr);
if (tgrid_arr != NULL) CNfree_1D_double_array(tgrid_arr);
}
/* Print out info */
if ((*Dptr) != NULL)
(void) fprintf(stdout," GRID4D : Read %d x %d x %d points\n",nx,ny,nz);
else
(void) fprintf(stdout," GRID4D : Format error - couldn't read data!\n");
/* return */
if (!header_found)
return(EOF);
else
return(header_found);
}
/*
* Read a line and apply grid options to a dataset
*/
static void read_4dgd_options(header,view_pm,pt_prop,ds_prop,
xmin,xmax,ymin,ymax,zmin,zmax,nx,ny,nz,
xgrid,ygrid,zgrid,binary,vbs)
char *header;
CNviewptr view_pm;
CNplotset_property *pt_prop;
CNdataset_property *ds_prop;
CNdouble *xmin,*xmax,*ymin,*ymax,*zmin,*zmax,*nx,*ny,*nz;
CNdouble *xgrid,*ygrid,*zgrid;
int *binary;
int vbs;
{
char *argtbl[CN_MAXWORDS], *valtbl[CN_MAXWORDS];
char newheader[CN_MAXCHAR];
int nargs = 0, nvals = 0;
int argfound, i;
short sval;
/* Initialize */
*binary = CN_FALSE;
/* CNparse_line wants "command arg=val arg=val" so create a new header */
(void) sprintf(newheader, "datafile %s",header);
/* Get the argument-value pairs from the line */
if (CNparse_line(newheader, CN_MAXCHAR,
&nargs, argtbl, CN_MAXWORDS,
&nvals, valtbl, CN_MAXWORDS)) {
/* Go thru the arguments and find specialized matches */
i = 0;
while (i < nargs) {
/* Go thru the arguments and find a match */
argfound = CN_TRUE;
if (strcmp(argtbl[i],"xmin")==0) {
xmin->val = atof(valtbl[i]);
xmin->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","xmin",xmin->val);
} else if (strcmp(argtbl[i],"xmax")==0) {
xmax->val = atof(valtbl[i]);
xmax->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","xmax",xmax->val);
} else if (strcmp(argtbl[i],"ymin")==0) {
ymin->val = atof(valtbl[i]);
ymin->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","ymin",ymin->val);
} else if (strcmp(argtbl[i],"ymax")==0) {
ymax->val = atof(valtbl[i]);
ymax->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","ymax",ymax->val);
} else if (strcmp(argtbl[i],"zmin")==0) {
zmin->val = atof(valtbl[i]);
zmin->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","zmin",zmin->val);
} else if (strcmp(argtbl[i],"zmax")==0) {
zmax->val = atof(valtbl[i]);
zmax->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %g\n","zmax",zmax->val);
} else if (strcmp(argtbl[i],"nx")==0) {
nx->val = atof(valtbl[i]);
nx->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","nx",(int)nx->val);
} else if (strcmp(argtbl[i],"ny")==0) {
ny->val = atof(valtbl[i]);
ny->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","ny",(int)ny->val);
} else if (strcmp(argtbl[i],"nz")==0) {
nz->val = atof(valtbl[i]);
nz->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","nz",(int)nz->val);
} else if (strcmp(argtbl[i],"xgrid")==0) {
CNassign_boolean_keyword(&sval,valtbl[i],"xgrid",0);
xgrid->val = sval;
xgrid->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","xgrid",
(int)xgrid->val);
} else if (strcmp(argtbl[i],"ygrid")==0) {
CNassign_boolean_keyword(&sval,valtbl[i],"ygrid",0);
ygrid->val = sval;
ygrid->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","ygrid",
(int)ygrid->val);
} else if (strcmp(argtbl[i],"zgrid")==0) {
CNassign_boolean_keyword(&sval,valtbl[i],"zgrid",0);
zgrid->val = sval;
zgrid->def = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %d\n","zgrid",
(int)zgrid->val);
} else if ( (strcmp(argtbl[i],"binary")==0) ||
( (strcmp(argtbl[i],"format")==0) &&
(strcmp(valtbl[i],"binary")==0) ) ) {
*binary = CN_TRUE;
if (vbs)
(void)fprintf(stdout," GRID4D : %-14s= %s\n","Binary","ON");
} else {
argfound = CN_FALSE;
}
/* Reset the table if a match was found; otherwise increment index */
CNdownshift(argfound,&i,argtbl,valtbl,&nargs,&nvals);
}
/* Look for plotset/dataset/curve arguments */
for (i=0; i<nargs; i++) {
if (!CNparse_view_property (view_pm,argtbl[i],valtbl[i],vbs))
if (!CNparse_plotset_property (pt_prop,argtbl[i],valtbl[i],vbs))
if (!CNparse_dataset_property(ds_prop,argtbl[i],valtbl[i],vbs))
(void) fprintf(stderr," warning : Invalid option \"%s=%s\"\n",
argtbl[i],valtbl[i]);
}
/* Clear the tables */
CNfreewords(&nargs, argtbl);
CNfreewords(&nvals, valtbl);
}
}
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