mirror of https://github.com/ecmwf/eccodes.git
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/*
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* (C) Copyright 2005- ECMWF.
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*
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* This software is licensed under the terms of the Apache Licence Version 2.0
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* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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*
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* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
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* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <pthread.h>
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#include "eccodes.h"
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#define NUM_THREADS 3
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/*static int DBL_EQUAL(double d1, double d2, double tolerance)
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{
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return fabs(d1-d2) <= tolerance;
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}*/
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static void* process_bufr(void* arg)
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{
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FILE* fin = (FILE*)arg;
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int err = 0;
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codes_handle* h = NULL;
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long numSubsets = 0, lVal = 0;
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size_t size = 0, i = 0;
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double* dValues = NULL;
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/* Each thread gets a different message handle */
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h = codes_handle_new_from_file(NULL, fin, PRODUCT_BUFR, &err);
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assert(h);
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/* Check expected values for this BUFR file */
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CODES_CHECK(codes_get_long(h, "numberOfSubsets", &numSubsets), 0);
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assert(numSubsets == 1);
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CODES_CHECK(codes_get_long(h, "rectimeSecond", &lVal), 0);
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assert(lVal == 27);
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CODES_CHECK(codes_set_long(h, "unpack", 1), 0);
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dValues = (double*)malloc(numSubsets * sizeof(double));
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assert(dValues);
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size = numSubsets;
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CODES_CHECK(codes_get_double_array(h, "latitude", dValues, &size), 0);
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for (i = 0; i < size; ++i) {
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/* Specific test for latitudes in this BUFR file */
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assert(dValues[0] < 79 && dValues[0] > 70);
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}
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free(dValues);
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/* Some encoding too */
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CODES_CHECK(codes_set_long(h, "bufrHeaderCentre", 88), 0);
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CODES_CHECK(codes_set_long(h, "blockNumber", 2), 0);
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CODES_CHECK(codes_set_long(h, "#3#verticalSignificanceSurfaceObservations", 8), 0);
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CODES_CHECK(codes_set_long(h, "pack", 1), 0);
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codes_handle_delete(h);
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pthread_exit(NULL);
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}
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int main(int argc, char** argv)
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{
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pthread_t thread1, thread2, thread3;
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int err = 0;
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FILE* fin = 0;
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codes_handle* h1 = 0;
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codes_handle* h2 = 0;
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fin = fopen("../../data/bufr/syno_multi.bufr", "rb");
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assert(fin);
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err = pthread_create(&thread1, NULL, process_bufr, (void*)fin);
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if (err) return 1;
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err = pthread_create(&thread2, NULL, process_bufr, (void*)fin);
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if (err) return 1;
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err = pthread_create(&thread3, NULL, process_bufr, (void*)fin);
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if (err) return 1;
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pthread_join(thread1, NULL);
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pthread_join(thread2, NULL);
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pthread_join(thread3, NULL);
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fclose(fin);
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codes_handle_delete(h1);
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codes_handle_delete(h2);
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return 0;
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}
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