include/pub_tool_threadstate.h

   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) 2000-2017 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. */
  37 extern UInt VG_N_THREADS;
  38
  39 /* Special magic value for an invalid ThreadId.  It corresponds to
  40    LinuxThreads using zero as the initial value for
  41    pthread_mutex_t.__m_owner and pthread_cond_t.__c_waiting. */
  42 #define VG_INVALID_THREADID ((ThreadId)(0))
  43
  44 /* Get the TID of the thread which currently has the CPU. */
  45 extern ThreadId VG_(get_running_tid) ( void );
  46
  47 #endif   // __PUB_TOOL_THREADSTATE_H
  48
  49 /*--------------------------------------------------------------------*/
  50 /*--- end                                                          ---*/
  51 /*--------------------------------------------------------------------*/