kolibrios-fun/contrib/other/sdlquake-1.0.9/sys_wind.c

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/*
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// sys_null.h -- null system driver to aid porting efforts
#include "quakedef.h"
#include "winquake.h"
#include "errno.h"
#include <sys\types.h>
#include <sys\timeb.h>
/*
===============================================================================
FILE IO
===============================================================================
*/
#define MAX_HANDLES 10
FILE *sys_handles[MAX_HANDLES];
int findhandle (void)
{
int i;
for (i=1 ; i<MAX_HANDLES ; i++)
if (!sys_handles[i])
return i;
Sys_Error ("out of handles");
return -1;
}
/*
================
filelength
================
*/
int filelength (FILE *f)
{
int pos;
int end;
pos = ftell (f);
fseek (f, 0, SEEK_END);
end = ftell (f);
fseek (f, pos, SEEK_SET);
return end;
}
int Sys_FileOpenRead (char *path, int *hndl)
{
FILE *f;
int i;
i = findhandle ();
f = fopen(path, "rb");
if (!f)
{
*hndl = -1;
return -1;
}
sys_handles[i] = f;
*hndl = i;
return filelength(f);
}
int Sys_FileOpenWrite (char *path)
{
FILE *f;
int i;
i = findhandle ();
f = fopen(path, "wb");
if (!f)
Sys_Error ("Error opening %s: %s", path,strerror(errno));
sys_handles[i] = f;
return i;
}
void Sys_FileClose (int handle)
{
fclose (sys_handles[handle]);
sys_handles[handle] = NULL;
}
void Sys_FileSeek (int handle, int position)
{
fseek (sys_handles[handle], position, SEEK_SET);
}
int Sys_FileRead (int handle, void *dest, int count)
{
return fread (dest, 1, count, sys_handles[handle]);
}
int Sys_FileWrite (int handle, void *data, int count)
{
return fwrite (data, 1, count, sys_handles[handle]);
}
int Sys_FileTime (char *path)
{
FILE *f;
f = fopen(path, "rb");
if (f)
{
fclose(f);
return 1;
}
return -1;
}
void Sys_mkdir (char *path)
{
}
/*
===============================================================================
SYSTEM IO
===============================================================================
*/
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
{
}
void Sys_DebugLog(char *file, char *fmt, ...)
{
}
void Sys_Error (char *error, ...)
{
va_list argptr;
char text[1024];
va_start (argptr,error);
vsprintf (text, error,argptr);
va_end (argptr);
// MessageBox(NULL, text, "Error", 0 /* MB_OK */ );
printf ("ERROR: %s\n", text);
exit (1);
}
void Sys_Printf (char *fmt, ...)
{
va_list argptr;
va_start (argptr,fmt);
vprintf (fmt,argptr);
va_end (argptr);
}
void Sys_Quit (void)
{
exit (0);
}
double Sys_FloatTime (void)
{
double t;
struct _timeb tstruct;
static int starttime;
_ftime( &tstruct );
if (!starttime)
starttime = tstruct.time;
t = (tstruct.time-starttime) + tstruct.millitm*0.001;
return t;
}
void Sys_Sleep (void)
{
}
void Sys_SendKeyEvents (void)
{
}
void Sys_HighFPPrecision (void)
{
}
void Sys_LowFPPrecision (void)
{
}
char *Sys_ConsoleInput (void)
{
static char text[256];
static int len;
INPUT_RECORD recs[1024];
int count;
int i;
int c;
// read a line out
while (_kbhit())
{
c = _getch();
putch (c);
if (c == '\r')
{
text[len] = 0;
putch ('\n');
len = 0;
return text;
}
if (c == 8)
{
putch (' ');
putch (c);
len--;
text[len] = 0;
continue;
}
text[len] = c;
len++;
text[len] = 0;
if (len == sizeof(text))
len = 0;
}
return NULL;
}
/*
==================
main
==================
*/
char *newargv[256];
int main (int argc, char **argv)
{
MSG msg;
quakeparms_t parms;
double time, oldtime;
static char cwd[1024];
memset (&parms, 0, sizeof(parms));
parms.memsize = 16384*1024;
parms.membase = malloc (parms.memsize);
_getcwd (cwd, sizeof(cwd));
if (cwd[Q_strlen(cwd)-1] == '\\')
cwd[Q_strlen(cwd)-1] = 0;
parms.basedir = cwd; //"f:/quake";
// parms.basedir = "f:\\quake";
COM_InitArgv (argc, argv);
// dedicated server ONLY!
if (!COM_CheckParm ("-dedicated"))
{
memcpy (newargv, argv, argc*4);
newargv[argc] = "-dedicated";
argc++;
argv = newargv;
COM_InitArgv (argc, argv);
}
parms.argc = argc;
parms.argv = argv;
printf ("Host_Init\n");
Host_Init (&parms);
oldtime = Sys_FloatTime ();
/* main window message loop */
while (1)
{
time = Sys_FloatTime();
if (time - oldtime < sys_ticrate.value )
{
Sleep(1);
continue;
}
Host_Frame ( time - oldtime );
oldtime = time;
}
/* return success of application */
return TRUE;
}