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/* $Id: thread.h 1010 2009-03-27 13:13:28Z michux $
* $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/thread.h $
*
* thread handling (mutex, shmem, ...)
*
* Copyright (C) 2004 Michael Reinelt <michael@reinelt.co.at>
* Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
*
* parts of this code are based on the old XWindow driver which is
* Copyright (C) 2000 Herbert Rosmanith <herp@wildsau.idv.uni-linz.ac.at>
*
* This file is part of LCD4Linux.
*
* LCD4Linux is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* LCD4Linux is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _THREAD_H_
#define _THREAD_H_
#ifdef __CYGWIN__
#ifndef HAVE_UNION_SEMUN
union semun {
int val;
struct semid_ds *buf;
unsigned short *array;
};
#endif
#ifndef SHM_R
#define SHM_R 0400
#endif
#ifndef SHM_W
#define SHM_W 0660
#endif
#endif
extern int thread_argc;
extern char **thread_argv;
int mutex_create(void);
void mutex_lock(const int semid);
void mutex_unlock(const int semid);
void mutex_destroy(const int semid);
int shm_create(void **buffer, const int size);
void shm_destroy(const int shmid, const void *buffer);
int thread_create(const char *name, void (*thread) (void *data), void *data);
int thread_destroy(const int pid);
#endif
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