eccodes/tests/wmo_read_gts_from_file.cc

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2024-01-19 13:25:00 +00:00
/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include <stdio.h>
#include "grib_api_internal.h"
#define SIZE 5 * 1024 * 1024
char buffer[SIZE];
int main(int argc, char** argv)
{
int err = 0;
FILE* in = NULL;
size_t len = SIZE;
if (argc != 2) return 1;
in = fopen(argv[1], "r");
if (!in) return 1;
err = wmo_read_gts_from_file(in, buffer, &len);
printf("err=%d\n", err);
if (err == GRIB_END_OF_FILE && len == 0)
printf("end of file\n");
printf("GTS: size: %zu err: %d (%s)\n", len, err, grib_get_error_message(err));
return 0;
}