blob: 0502fc7ef4d948dc7f4045b2186ddeb9e505ee02 [file] [log] [blame]
/*
*
* Copyright 2015 gRPC authors.
*
* 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.
*
*/
/* Test of gpr thread local storage support. */
#include "src/core/lib/gpr/tls.h"
#include <stdio.h>
#include <stdlib.h>
#include <grpc/support/log.h>
#include <grpc/support/sync.h>
#include "src/core/lib/gprpp/thd.h"
#include "test/core/util/test_config.h"
#define NUM_THREADS 100
GPR_TLS_DECL(test_var);
static void thd_body(void* arg) {
intptr_t i;
GPR_ASSERT(gpr_tls_get(&test_var) == 0);
for (i = 0; i < 100000; i++) {
gpr_tls_set(&test_var, i);
GPR_ASSERT(gpr_tls_get(&test_var) == i);
}
gpr_tls_set(&test_var, 0);
}
/* ------------------------------------------------- */
int main(int argc, char* argv[]) {
grpc_core::Thread threads[NUM_THREADS];
grpc_test_init(argc, argv);
gpr_tls_init(&test_var);
for (auto& th : threads) {
th = grpc_core::Thread("grpc_tls_test", thd_body, nullptr);
th.Start();
}
for (auto& th : threads) {
th.Join();
}
gpr_tls_destroy(&test_var);
return 0;
}