sys.h

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // sys.h -- non-portable functions
  21
  22 //
  23 // file IO
  24 //
  25
  26 // returns the file size
  27 // return -1 if file is not present
  28 // the file should be in BINARY mode for stupid OSs that care
  29 int Sys_FileOpenRead (char *path, int *hndl);
  30
  31 int Sys_FileOpenWrite (char *path);
  32 void Sys_FileClose (int handle);
  33 void Sys_FileSeek (int handle, int position);
  34 int Sys_FileRead (int handle, void *dest, int count);
  35 int Sys_FileWrite (int handle, void *data, int count);
  36 int     Sys_FileTime (char *path);
  37 void Sys_mkdir (char *path);
  38
  39 //
  40 // memory protection
  41 //
  42 void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length);
  43
  44 //
  45 // system IO
  46 //
  47 void Sys_DebugLog(char *file, char *fmt, ...);
  48
  49 void Sys_Error (char *error, ...);
  50 // an error will cause the entire program to exit
  51
  52 void Sys_Printf (char *fmt, ...);
  53 // send text to the console
  54
  55 void Sys_Quit (void);
  56
  57 double Sys_FloatTime (void);
  58
  59 char *Sys_ConsoleInput (void);
  60
  61 void Sys_Sleep (void);
  62 // called to yield for a little bit so as
  63 // not to hog cpu when paused or debugging
  64
  65 void Sys_SendKeyEvents (void);
  66 // Perform Key_Event () callbacks until the input que is empty
  67
  68 void Sys_LowFPPrecision (void);
  69 void Sys_HighFPPrecision (void);
  70 void Sys_SetFPCW (void);
  71