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/*
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*
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* Copyright 2015 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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/* Test of gpr thread local storage support. */
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#include <grpc/support/log.h>
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#include <grpc/support/sync.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "src/core/lib/gpr/thd.h"
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#include "src/core/lib/gpr/tls.h"
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#include "test/core/util/test_config.h"
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#define NUM_THREADS 100
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GPR_TLS_DECL(test_var);
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static void thd_body(void* arg) {
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intptr_t i;
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GPR_ASSERT(gpr_tls_get(&test_var) == 0);
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for (i = 0; i < 100000; i++) {
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gpr_tls_set(&test_var, i);
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GPR_ASSERT(gpr_tls_get(&test_var) == i);
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}
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gpr_tls_set(&test_var, 0);
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}
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/* ------------------------------------------------- */
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int main(int argc, char* argv[]) {
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int i;
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gpr_thd_id threads[NUM_THREADS];
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grpc_test_init(argc, argv);
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gpr_tls_init(&test_var);
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for (i = 0; i < NUM_THREADS; i++) {
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gpr_thd_new(&threads[i], "grpc_tls_test", thd_body, nullptr);
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}
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for (i = 0; i < NUM_THREADS; i++) {
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gpr_thd_join(threads[i]);
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}
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gpr_tls_destroy(&test_var);
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return 0;
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}
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