netcdf-c/ncdap_test/t_ncf330.c

/*! Test program for netcdf issue NCF-330

Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014,
2015, 2016, 2017, 2018
University Corporation for Atmospheric Research/Unidata.

See \ref copyright file for more info.

 * This test was provided by Ellen Johnson at Mathworks and
 * illustrates an issue currently only seen on Windows.
 *
 * See https://bugtracking.unidata.ucar.edu/browse/NCF-330
 */

#include "config.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STDIO_H
#include <stdio.h>
#endif
#include <netcdf.h>

#ifdef _MSC_VER
#include <malloc.h>
#include <crtdbg.h>
#endif

static char* URL="http://data.nodc.noaa.gov/thredds/dodsC/testdata/pathfinderAgg/pathFinderV5.2_night.ncml";

int
main()
{
     int ncid;
     int ncstatus;
     int lat_id;
     nc_type lat_type;
     int lat_ndims;
     int lat_dimids[NC_MAX_VAR_DIMS];
     int lat_natts;
     int format_p;
     float lat_data[4320];

#ifdef _MSC_VER
	 /* See https://msdn.microsoft.com/en-us/library/5at7yxcs(v=vs.120).aspx
	    for more information re: these. */
	 /*int tmpFlag = _CrtSetDbgFlag(_CRTDBG_CHECK_ALWAYS_DF | _CRTDBG_LEAK_CHECK_DF);*/
#endif
     printf(" \n");
     printf("********************\n");
     printf("open URL %s\n",URL);
     printf(" \n");
     ncstatus = nc_open(URL, NC_NOWRITE, &ncid);
     if(ncstatus != NC_NOERR) {
         printf("Could not open: %s; server may be down; test ignored\n",URL);
         exit(0);
     }
     printf("status after open = %d\n", ncstatus);

     /* get the format */
     ncstatus = nc_inq_format(ncid, &format_p);
     printf("lat id = %d\n", format_p);

     /* get varid for latitude */
     ncstatus = nc_inq_varid(ncid,"lat",&lat_id);
     printf("status after inq lat id = %d\n", ncstatus);
     printf("lat id = %d\n", lat_id);

     ncstatus = nc_inq_var(ncid, lat_id, 0, &lat_type, &lat_ndims, lat_dimids, &lat_natts);
     printf("status after inq lat var = %d\n", ncstatus);
     printf("lat type = %d\n", lat_type);

     /* extract the first latitude value */
     ncstatus = nc_get_var_float(ncid, lat_id, &lat_data[0]);
     printf("status after get = %d\n", ncstatus);
     printf("my datum = %f\n", lat_data[0]);

     /* This code works okay in Linux and Mac
        Everything works okay up until here in Windows then an exception occurs
     */
     ncstatus = nc_close(ncid);
     printf("status after close = %d\n", ncstatus);
     printf("End of test.\n\n");

     return 0;
}