1 /* 2 * Copyright (c) 2016 Oracle and/or its affiliates. All Rights Reserved. 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation, either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #ifndef TST_SAFE_PTHREAD_H__ 19 #define TST_SAFE_PTHREAD_H__ 20 21 /* 22 * Macro to use for making functions called only once in 23 * multi-threaded tests such as init or cleanup function. 24 * The first call to @name_fn function by any thread shall 25 * call the @exec_fn. Subsequent calls shall not call @exec_fn. 26 * *_fn functions must not take any arguments. 27 */ 28 #define TST_DECLARE_ONCE_FN(name_fn, exec_fn) \ 29 void name_fn(void) \ 30 { \ 31 static pthread_once_t ltp_once = PTHREAD_ONCE_INIT; \ 32 pthread_once(<p_once, exec_fn); \ 33 } 34 35 int safe_pthread_create(const char *file, const int lineno, 36 pthread_t *thread_id, const pthread_attr_t *attr, 37 void *(*thread_fn)(void *), void *arg); 38 #define SAFE_PTHREAD_CREATE(thread_id, attr, thread_fn, arg) \ 39 safe_pthread_create(__FILE__, __LINE__, thread_id, attr, thread_fn, arg) 40 41 int safe_pthread_join(const char *file, const int lineno, 42 pthread_t thread_id, void **retval); 43 #define SAFE_PTHREAD_JOIN(thread_id, retval) \ 44 safe_pthread_join(__FILE__, __LINE__, thread_id, retval) 45 46 #endif /* TST_SAFE_PTHREAD_H__ */ 47