kolibrios-fun/contrib/other/sdldoom-1.10/i_system.c

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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: m_bbox.c,v 1.1 1997/02/03 22:45:10 b1 Exp $";
#include <stdlib.h>
#include <stdarg.h>
#include <ctype.h>
#include "SDL.h"
#include "SDL_timer.h"
#include "doomdef.h"
#include "m_misc.h"
#include "i_video.h"
#include "i_sound.h"
#include "d_net.h"
#include "g_game.h"
#ifdef __GNUG__
#pragma implementation "i_system.h"
#endif
#include "i_system.h"
int mb_used = 6;
int I_strncasecmp(char *str1, char *str2, int len)
{
char c1, c2;
while ( *str1 && *str2 && len-- ) {
c1 = *str1++;
c2 = *str2++;
if ( toupper(c1) != toupper(c2) )
return(1);
}
return(0);
}
void
I_Tactile
( int on,
int off,
int total )
{
// UNUSED.
on = off = total = 0;
}
ticcmd_t emptycmd;
ticcmd_t* I_BaseTiccmd(void)
{
return &emptycmd;
}
int I_GetHeapSize (void)
{
return mb_used*1024*1024;
}
byte* I_ZoneBase (int* size)
{
*size = mb_used*1024*1024;
return (byte *) malloc (*size);
}
//
// I_GetTime
// returns time in 1/35 second tics
//
int I_GetTime (void)
{
return (SDL_GetTicks()*TICRATE)/1000;
}
//
// I_Init
//
void I_Init (void)
{
if ( SDL_Init(SDL_INIT_AUDIO|SDL_INIT_VIDEO) < 0 )
I_Error("Could not initialize SDL: %s", SDL_GetError());
I_InitSound();
// I_InitGraphics();
}
//
// I_Quit
//
void I_Quit (void)
{
D_QuitNetGame ();
I_ShutdownSound();
I_ShutdownMusic();
M_SaveDefaults ();
I_ShutdownGraphics();
exit(0);
}
void I_WaitVBL(int count)
{
SDL_Delay((count*1000)/70);
}
void I_BeginRead(void)
{
}
void I_EndRead(void)
{
}
byte* I_AllocLow(int length)
{
byte* mem;
mem = (byte *)malloc (length);
memset (mem,0,length);
return mem;
}
//
// I_Error
//
extern boolean demorecording;
void I_Error (char *error, ...)
{
va_list argptr;
// Message first.
va_start (argptr,error);
fprintf (stderr, "Error: ");
vfprintf (stderr,error,argptr);
fprintf (stderr, "\n");
va_end (argptr);
fflush( stderr );
// Shutdown. Here might be other errors.
if (demorecording)
G_CheckDemoStatus();
D_QuitNetGame ();
I_ShutdownGraphics();
exit(-1);
}