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sys_system.h
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sys_system.h
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/**\file sys_system.h
*\section License
* License: GPL
* Online License Link: http://www.gnu.org/licenses/gpl.html
*
*\author Copyright © 2003-2011 Jaakko Keränen <jaakko.keranen@iki.fi>
*\author Copyright © 2006-2011 Daniel Swanson <danij@dengine.net>
*\author Copyright © 2006 Jamie Jones <jamie_jones_au@yahoo.com.au>
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
/**
* OS Specific Services Subsystem.
*/
#ifndef LIBDENG_FILESYS_SYSTEM_H
#define LIBDENG_FILESYS_SYSTEM_H
#include "dd_types.h"
typedef void* thread_t;
typedef intptr_t mutex_t;
typedef intptr_t sem_t;
typedef int (C_DECL *systhreadfunc_t) (void* parm);
extern int novideo;
void Sys_Init(void);
void Sys_Shutdown(void);
void Sys_Quit(void);
int Sys_CriticalMessage(const char* msg);
int Sys_CriticalMessagef(const char* format, ...) PRINTF_F(1,2);
void Sys_Sleep(int millisecs);
void Sys_ShowCursor(boolean show);
void Sys_HideMouse(void);
void Sys_MessageBox(const char* msg, boolean iserror);
void Sys_OpenTextEditor(const char* filename);
thread_t Sys_StartThread(systhreadfunc_t startpos, void* parm);
void Sys_SuspendThread(thread_t handle, boolean dopause);
int Sys_WaitThread(thread_t handle);
uint Sys_ThreadID(void);
mutex_t Sys_CreateMutex(const char* name);
void Sys_DestroyMutex(mutex_t mutexHandle);
void Sys_Lock(mutex_t mutexHandle);
void Sys_Unlock(mutex_t mutexHandle);
sem_t Sem_Create(uint32_t initialValue);
void Sem_Destroy(sem_t semaphore);
/**
* "Proberen" a semaphore. Blocks until the successful.
*/
void Sem_P(sem_t semaphore);
/**
* "Verhogen" a semaphore. Returns immediately.
*/
void Sem_V(sem_t semaphore);
uint32_t Sem_Value(sem_t semaphore);
#endif /* LIBDENG_FILESYS_SYSTEM_H */