quakeforge/qw/include/sys.h

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/*
sys.h
non-portable functions
Copyright (C) 1996-1997 Id Software, Inc.
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#ifndef _SYS_H
#define _SYS_H
#include "gcc_attr.h"
//
// file IO
//
// returns the file size
// return -1 if file is not present
// the file should be in BINARY mode for stupid OSs that care
int Sys_FileOpenRead (char *path, int *hndl);
int Sys_FileOpenWrite (char *path);
void Sys_FileClose (int handle);
void Sys_FileSeek (int handle, int position);
int Sys_FileRead (int handle, void *dest, int count);
int Sys_FileWrite (int handle, void *data, int count);
int Sys_FileTime (char *path);
void Sys_mkdir (char *path);
//
// memory protection
//
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length);
//
// system IO
//
void Sys_DebugLog(char *file, char *fmt, ...) __attribute__((format(printf,2,3)));
void Sys_Error (char *error, ...) __attribute__((format(printf,1,2)));
// an error will cause the entire program to exit
void Sys_Printf (char *fmt, ...) __attribute__((format(printf,1,2)));
// send text to the console
void Sys_Quit (void);
double Sys_DoubleTime (void);
char *Sys_ConsoleInput (void);
void Sys_Sleep (void);
// called to yield for a little bit so as
// not to hog cpu when paused or debugging
void Sys_LowFPPrecision (void);
void Sys_HighFPPrecision (void);
void Sys_SetFPCW (void);
void Sys_Printf (char *fmt, ...) __attribute__((format(printf,1,2)));
// send text to the console
void Sys_Init (void);
void Sys_Init_Cvars (void);
#endif // _SYS_H