// sys_null.h -- null system driver to aid porting efforts

#include "quakedef.h"
#include "errno.h"


/*
================
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_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;

  printf ("I_Error: "); 
  va_start (argptr,error);
  vprintf (error,argptr);
  va_end (argptr);
  printf ("\n");

  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)
{
  static double t;
  
  t += 0.1;
  
  return t;
}

char *Sys_ConsoleInput (void)
{
  return NULL;
}

void Sys_Sleep (void)
{
}

void Sys_SendKeyEvents (void)
{
}

void Sys_HighFPPrecision (void)
{
}

void Sys_LowFPPrecision (void)
{
}

//=============================================================================

void main (int argc, char **argv)
{
  quakeparms_t  parms;

  parms.memsize = 5861376;
  parms.membase = malloc (parms.memsize);
  parms.basedir = ".";

  COM_InitArgv (argc, argv);

  parms.argc = com_argc;
  parms.argv = com_argv;

  printf ("Host_Init\n");
  Host_Init (&parms);
  while (1)
  {
    Host_Frame (0.1);
  }
}