netcdf-c/nc_test4/tst_put_vars.c

75 lines
1.9 KiB
C

/*! Test added as part of JIRA ticket NCF-326.
The test was provided by Ellen Johnson at Mathworks.
See https://bugtracking.unidata.ucar.edu/browse/NCF-326
for more information.
*/
#include <stdio.h>
#include <string.h>
#include <netcdf.h>
#define FILE_NAME "tst_put_vars.nc"
/* 3D matrix, 6 x 4 x 3 */
#define NDIMS 3
#define X_LEN 6
#define Y_LEN 4
#define Z_LEN 3
/* Handle errors by printing an error message */
#define ERR(e) {printf("Error: %s\n", nc_strerror(e)); return 2;}
int
main()
{
size_t start[NDIMS] = {0, 0, 0};
size_t count[NDIMS] = {X_LEN, Y_LEN, Z_LEN};
ptrdiff_t stride[NDIMS] = {1, 1, 1};
float mydata[X_LEN * Y_LEN * Z_LEN];
int i;
int retval;
int ncid, varid;
int dimids[NDIMS];
for (i = 0; i < (X_LEN * Y_LEN * Z_LEN); i++)
mydata[i] = i;
/* create the file in NetCDF-4 format */
if ((retval = nc_create(FILE_NAME, NC_NETCDF4, &ncid)))
ERR(retval);
/* define dimensions */
if ((retval = nc_def_dim(ncid, "time", X_LEN, &dimids[0])))
ERR(retval);
if ((retval = nc_def_dim(ncid, "lat", Y_LEN, &dimids[1])))
ERR(retval);
if ((retval = nc_def_dim(ncid, "lon", NC_UNLIMITED, &dimids[2])))
ERR(retval);
/* define the variable */
if ((retval = nc_def_var(ncid, "data", NC_FLOAT, NDIMS, dimids, &varid)))
ERR(retval);
/* end define mode */
if ((retval = nc_enddef(ncid)))
ERR(retval);
/* This will fail. */
if ((retval = nc_put_vars_float(ncid, varid, NULL, count, stride,
mydata)) != NC_EINVALCOORDS)
ERR(99);
/* write data */
if ((retval = nc_put_vars_float(ncid, varid, start, count, stride, mydata)))
ERR(retval);
/* close the file */
if ((retval = nc_close(ncid)))
ERR(retval);
printf("\n\n*** SUCCESS writing example file %s!\n", FILE_NAME);
return 0;
}