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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* Test of gpr thread local storage support. */
#include <stdio.h>
#include <stdlib.h>
#include <grpc/support/log.h>
#include <grpc/support/sync.h>
#include <grpc/support/thd.h>
#include <grpc/support/tls.h>
#include "test/core/util/test_config.h"
#define NUM_THREADS 100
GPR_TLS_DECL(test_var);
static void thd_body(void *arg) {
gpr_intptr i;
GPR_ASSERT(gpr_tls_get(&test_var) == 0);
for (i = 0; i < 10000000; 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[]) {
gpr_thd_options opt = gpr_thd_options_default();
int i;
gpr_thd_id threads[NUM_THREADS];
grpc_test_init(argc, argv);
gpr_tls_init(&test_var);
gpr_thd_options_set_joinable(&opt);
for (i = 0; i < NUM_THREADS; i++) {
gpr_thd_new(&threads[i], thd_body, NULL, &opt);
}
for (i = 0; i < NUM_THREADS; i++) {
gpr_thd_join(threads[i]);
}
gpr_tls_destroy(&test_var);
return 0;
}
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