Scippy

SCIP

Solving Constraint Integer Programs

tpi_tnycthrd.h
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1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2 /* */
3 /* This file is part of the program and library */
4 /* SCIP --- Solving Constraint Integer Programs */
5 /* */
6 /* Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB) */
7 /* */
8 /* Licensed under the Apache License, Version 2.0 (the "License"); */
9 /* you may not use this file except in compliance with the License. */
10 /* You may obtain a copy of the License at */
11 /* */
12 /* http://www.apache.org/licenses/LICENSE-2.0 */
13 /* */
14 /* Unless required by applicable law or agreed to in writing, software */
15 /* distributed under the License is distributed on an "AS IS" BASIS, */
16 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
17 /* See the License for the specific language governing permissions and */
18 /* limitations under the License. */
19 /* */
20 /* You should have received a copy of the Apache-2.0 license */
21 /* along with SCIP; see the file LICENSE. If not visit scipopt.org. */
22 /* */
23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
24 
25 /**@file tpi_tnycthrd.h
26  * @ingroup TASKINTERFACE
27  * @brief the tinycthreads implementation defines the lock and condition functionality as macros
28  * @author Leona Gottwald
29  * @author Stephen J. Maher
30  */
31 
32 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
33 
34 #ifdef TPI_TNY
35 
36 #ifndef _TPI_TINYCTHRD_H_
37 #define _TPI_TINYCTHRD_H_
38 
39 /* lock */
40 #define SCIPtpiInitLock(lock) ( mtx_init((lock), mtx_plain) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
41 #define SCIPtpiDestroyLock(lock) ( mtx_destroy(lock) )
42 #define SCIPtpiAcquireLock(lock) ( mtx_lock(lock) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
43 #define SCIPtpiReleaseLock(lock) ( mtx_unlock(lock) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
44 
45 /* condition */
46 #define SCIPtpiInitCondition(condition) ( cnd_init(condition) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
47 #define SCIPtpiDestroyCondition(condition) ( cnd_destroy(condition) )
48 #define SCIPtpiSignalCondition(condition) ( cnd_signal(condition) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
49 #define SCIPtpiBroadcastCondition(condition) ( cnd_broadcast(condition) == thrd_success ? SCIP_OKAY : SCIP_ERROR )
50 #define SCIPtpiWaitCondition(condition, lock) ( cnd_wait((condition), (lock)) == thrd_success ? SCIP_OKAY: SCIP_ERROR )
51 
52 
53 extern _Thread_local int _threadnumber;
54 
55 #define SCIPtpiGetThreadNum() /*lint -e40*/ _threadnumber
56 
57 #endif
58 
59 #endif