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/*
* Copyright 2014 MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <bcon.h>
#include <bson.h>
#include <mongoc.h>
#include <stdio.h>
/*
* This is an example that reads BSON documents from STDIN and prints them
* to standard output as JSON if they match {'hello': 'world'}.
*/
int
main (int argc,
char *argv[])
{
mongoc_matcher_t *matcher;
bson_reader_t *reader;
const bson_t *bson;
bson_t *spec;
char *str;
int fd;
mongoc_init ();
#ifdef _WIN32
fd = fileno (stdin);
#else
fd = STDIN_FILENO;
#endif
reader = bson_reader_new_from_fd (fd, false);
spec = BCON_NEW ("hello", "world");
matcher = mongoc_matcher_new (spec, NULL);
while ((bson = bson_reader_read (reader, NULL))) {
if (mongoc_matcher_match (matcher, bson)) {
str = bson_as_json (bson, NULL);
printf ("%s\n", str);
bson_free (str);
}
}
bson_reader_destroy (reader);
bson_destroy (spec);
return 0;
}
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