/* * Copyright (c) 2022 Huawei Device Co., Ltd. * 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 #include "functionalext.h" mtx_t mtx; cnd_t cndPut; void cnd_timedwaitfirst(void *arg) { int res = -1; struct timespec ts; mtx_lock(&mtx); res = cnd_timedwait(&cndPut, &mtx, &ts); mtx_unlock(&mtx); } /** * @tc.name : cnd_signal_0100 * @tc.desc : The parameter is valid, among any number of threads waiting for the specified condition * variable, wake up one of the threads. * @tc.level : Level 0 */ void cnd_signal_0100(void) { thrd_t id1; int ret; int res = -1; cnd_init(&cndPut); mtx_init(&mtx, 0); ret = thrd_create(&id1, (thrd_start_t)cnd_timedwaitfirst, (void *)1); if (0 != ret) { printf("thread 1 create failed!\n"); } sleep(2); mtx_lock(&mtx); res = cnd_signal(&cndPut); EXPECT_EQ("cnd_signal_0100", res, thrd_success); mtx_unlock(&mtx); thrd_join(id1, NULL); cnd_destroy(&cndPut); mtx_destroy(&mtx); } int main() { cnd_signal_0100(); return t_status; }