definitions.h

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#ifndef DEFINITIONS_GROUP
#define DEFINITIONS_GROUP
 
/*****************************************************************************\
*                                                                             *
*  Name   : definitions                                                       *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 1991-$now By Author.  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 is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/
 
 
namespace basis {
 
 
// Constants...
 
#define NULL_POINTER 0
 
//#define NULL_VOID_POINTER (void *)NULL_POINTER
 
#define BITS_PER_BYTE 8
 
#define PI_APPROX 3.14159265358
 
 
// Data Structures & Functions
 
#define formal(parameter)
 
typedef unsigned char abyte;
 
#if defined(UNICODE) && defined(__WIN32__)
  typedef wchar_t flexichar;
#else
  // this version simply defangs any conversions.
  typedef char flexichar;
#endif
 
typedef unsigned int un_int;
typedef unsigned short un_short;
typedef unsigned long un_long;
typedef long int signed_long;
typedef long long signed_long_long;
 
// some maximum and minimum values that are helpful.
#ifndef MAXINT32
  #define MAXINT32 0x7fffffff
#endif
#ifndef MININT32
  #define MININT32 0x80000000
#endif
#ifndef MAXINT16
  #define MAXINT16 0x7fff
#endif
#ifndef MININT16
  #define MININT16 0x8000
#endif
#ifndef MAXCHAR
  #define MAXCHAR 0x7f
#endif
#ifndef MINCHAR
  #define MINCHAR 0x80
#endif
#ifndef MAXBYTE
  #define MAXBYTE 0xff
#endif
#ifndef MINBYTE
  #define MINBYTE 0x00
#endif
 
// Provide definitions for integers with platform independent specific sizes.
// Note that these may have to be adjusted for 64 bit platforms.
typedef char int8;
typedef unsigned char uint8;
typedef signed short int16;
typedef unsigned short uint16;
typedef signed int int32;
typedef unsigned int uint32;
 
 
// useful time constants.
 
// the _ms suffix indicates that these are measured in milliseconds.
const int SECOND_ms = 1000;  
const int MINUTE_ms = 60 * SECOND_ms;  
const int HOUR_ms = 60 * MINUTE_ms;  
const int DAY_ms = 24 * HOUR_ms;  
 
// the _s suffix indicates that these are measured in seconds.
const int MINUTE_s = 60;  
const int HOUR_s = 60 * MINUTE_s;  
const int DAY_s = 24 * HOUR_s;  
 
 
// useful general constants.
 
const int KILOBYTE = 1024;  
const int MEGABYTE = KILOBYTE * KILOBYTE;  
const int GIGABYTE = MEGABYTE * KILOBYTE;  
const double TERABYTE = double(GIGABYTE) * double(KILOBYTE);
//double TERABYTE() { return double(GIGABYTE) * double(KILOBYTE); }
//  /*!< Implemented as a function to avoid annoying link errors for double
//  floating point constants in some compilers. */
 
 
// Super basic objects...
 
 
class root_object
{
public:
  virtual ~root_object() {}
};
 
 
// compiler specific dumping ground for global settings...
 
/*
#ifdef _MSC_VER
  // turns off annoying complaints from visual c++.
  #pragma warning(disable : 4251 4275 4003 4800 4355 4786 4290 4996 4407)
  #pragma warning(error : 4172)
    // 4251 and 4275 turn off warnings regarding statically linked code
    //    not being marked with dll import/export flags.
    // 4003 turns off warnings about insufficient number of parameters passed
    //    to a macro.
    // 4800 turns off the warning about conversion from int to bool not being
    //    efficient.
    // 4355 turns off the warning re 'this' used in base member init list.
    // 4786 turns off the warning about 'identifier' truncated to 'number'
    //    characters in the debug information which frequenly happens when
    //    STL pair and set templates are expanded.
    // 4172 is made an error because this warning is emitted for a dangerous
    //    condition; the address of a local variable is being returned, making
    //    the returned object junk in almost all cases.
    // 4996 turns off warnings about deprecated functions, which are mostly
    //    nonsense, since these are mainly the core posix functions.
#else
//hmmm: trying to fix complaints about size_t being '?'.
//  typedef long long __int64;
  //#define __SIZE_TYPE__ long unsigned int
#endif  // ms visual c++.
*/
 
 
} //namespace.
 
#endif // outer guard.