eccodes/tools/grib_2_request.c

75 lines
2.0 KiB
C

/*
* (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 "config.h"
#include <stdio.h>
#include <stdlib.h>
#include "grib_api_internal.h"
int main(int argc, char* argv[])
{
grib_handle* h = NULL;
FILE* f = NULL;
int i = 0;
int err = 0;
char* mode = "file";
char name[80];
char value[80];
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
mode = argv[i] + 1;
continue;
}
f = fopen(argv[i], "r");
if (!f) {
perror(argv[i]);
exit(1);
}
while ((h = grib_handle_new_from_file(0, f, &err)) != NULL) {
grib_keys_iterator* ks = grib_keys_iterator_new(h, GRIB_KEYS_ITERATOR_ALL_KEYS, "mars");
while (grib_keys_iterator_next(ks)) {
size_t len = sizeof(value);
char tmp[100];
strcpy(name, grib_keys_iterator_get_name(ks));
sprintf(tmp, "mars.%s", name);
if ((err = grib_keys_iterator_get_string(ks, value, &len)) != GRIB_SUCCESS)
/* if(err = grib_get_string(h,tmp,value,&len)) */
{
fprintf(stderr, "Cannot get %s as string %d (%s)\n", name, err,
grib_get_error_message(err));
exit(err);
}
printf("%s=%s\n", name, value);
}
grib_keys_iterator_delete(ks);
printf("\n");
grib_handle_delete(h);
}
fclose(f);
if (err) {
fprintf(stderr, "%s\n", grib_get_error_message(err));
exit(1);
}
}
return 0;
}