1 2 /*--------------------------------------------------------------------*/ 3 /*--- The thread state. pub_tool_threadstate.h ---*/ 4 /*--------------------------------------------------------------------*/ 5 6 /* 7 This file is part of Valgrind, a dynamic binary instrumentation 8 framework. 9 10 Copyright (C) 2000-2013 Julian Seward 11 jseward@acm.org 12 13 This program is free software; you can redistribute it and/or 14 modify it under the terms of the GNU General Public License as 15 published by the Free Software Foundation; either version 2 of the 16 License, or (at your option) any later version. 17 18 This program is distributed in the hope that it will be useful, but 19 WITHOUT ANY WARRANTY; without even the implied warranty of 20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 21 General Public License for more details. 22 23 You should have received a copy of the GNU General Public License 24 along with this program; if not, write to the Free Software 25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 26 02111-1307, USA. 27 28 The GNU General Public License is contained in the file COPYING. 29 */ 30 31 #ifndef __PUB_TOOL_THREADSTATE_H 32 #define __PUB_TOOL_THREADSTATE_H 33 34 #include "pub_tool_basics.h" // ThreadID 35 36 /* The maximum number of pthreads that we support. This is 37 deliberately not very high since our implementation of some of the 38 scheduler algorithms is surely O(N) in the number of threads, since 39 that's simple, at least. And (in practice) we hope that most 40 programs do not need many threads. */ 41 #define VG_N_THREADS 500 42 43 /* Special magic value for an invalid ThreadId. It corresponds to 44 LinuxThreads using zero as the initial value for 45 pthread_mutex_t.__m_owner and pthread_cond_t.__c_waiting. */ 46 #define VG_INVALID_THREADID ((ThreadId)(0)) 47 48 /* Get the TID of the thread which currently has the CPU. */ 49 extern ThreadId VG_(get_running_tid) ( void ); 50 51 #endif // __PUB_TOOL_THREADSTATE_H 52 53 /*--------------------------------------------------------------------*/ 54 /*--- end ---*/ 55 /*--------------------------------------------------------------------*/ 56