1 /* 2 This file is part of drd, a thread error detector. 3 4 Copyright (C) 2006-2017 Bart Van Assche <bvanassche@acm.org>. 5 6 This program is free software; you can redistribute it and/or 7 modify it under the terms of the GNU General Public License as 8 published by the Free Software Foundation; either version 2 of the 9 License, or (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 19 02111-1307, USA. 20 21 The GNU General Public License is contained in the file COPYING. 22 */ 23 24 25 // Semaphore state information: owner thread and recursion count. 26 27 28 #ifndef __DRD_SEMAPHORE_H 29 #define __DRD_SEMAPHORE_H 30 31 32 #include "drd_thread.h" // DrdThreadId 33 #include "pub_tool_basics.h" // Addr 34 35 36 struct semaphore_info; 37 38 39 void DRD_(semaphore_set_trace)(const Bool trace_semaphore); 40 struct semaphore_info* DRD_(semaphore_init)(const Addr semaphore, 41 const Word pshared, 42 const UInt value); 43 void DRD_(semaphore_destroy)(const Addr semaphore); 44 struct semaphore_info* DRD_(semaphore_open)(const Addr semaphore, 45 const HChar* name, const Word oflag, 46 const Word mode, const UInt value); 47 void DRD_(semaphore_close)(const Addr semaphore); 48 void DRD_(semaphore_pre_wait)(const Addr semaphore); 49 void DRD_(semaphore_post_wait)(const DrdThreadId tid, const Addr semaphore, 50 const Bool waited); 51 void DRD_(semaphore_pre_post)(const DrdThreadId tid, const Addr semaphore); 52 void DRD_(semaphore_post_post)(const DrdThreadId tid, const Addr semaphore, 53 const Bool waited); 54 ULong DRD_(get_semaphore_segment_creation_count)(void); 55 56 57 #endif /* __DRD_SEMAPHORE_H */ 58