mac-rom/Interfaces/CIncludes/Values.h
Elliot Nunn 4325cdcc78 Bring in CubeE sources
Resource forks are included only for .rsrc files. These are DeRezzed into their data fork. 'ckid' resources, from the Projector VCS, are not included.

The Tools directory, containing mostly junk, is also excluded.
2017-12-26 09:52:23 +08:00

73 lines
1.7 KiB
C

/************************************************************
Created: Monday, November 21, 1988 at 10:37 AM
Values.h
C Interface to the Macintosh Libraries
Copyright Apple Computer, Inc. 1985-1991
All rights reserved
This file is used in these builds: ROM System
Change History (most recent first):
<5> 8/8/91 JL update copyright
10 Oct 90 JAL removed HUGE_VAL.
27 May 87 KLH added HUGE_VAL.
*** MPW 2.1d1 ***
9 Oct 87 KLH HIBITS & MAXSHORT "((" taken out on conversion to C++
put back in.
To Do:
************************************************************/
#ifndef __VALUES__
#define __VALUES__
#ifndef __SANE__
#include <SANE.h>
#endif
#define BITSPERBYTE 8
#define BITS(type) (BITSPERBYTE * (int)sizeof(type))
#define HIBITS ((short)(1<<BITS(short)-1))
#define HIBITI (1<<BITS(int)-1)
#define HIBITL (1L<<BITS(long)-1)
#define MAXSHORT ((short)~HIBITS)
#define MAXINT (~HIBITI)
#define MAXLONG (~HIBITL)
#define MAXEXTENDED nextextended(inf(),0.0)
#define MAXDOUBLE nextdouble(inf(),0.0)
#define MAXFLOAT nextfloat(inf(),0.0)
#define MINEXTENDED scalb(XMINEXP-1,1.0)
#define MINDOUBLE scalb(DMINEXP-1,1.0)
#define MINFLOAT scalb(FMINEXP-1,1.0)
#define _IEEE 1
#define _XEXPLEN 15
#define _DEXPLEN 11
#define _FEXPLEN 8
#define _HIDDENBIT 1
#define _XHIDDENBIT 0
#define XMINEXP (-16382)
#define DMINEXP (-1021)
#define FMINEXP (-125)
#define XMAXEXP 16384
#define DMAXEXP 1024
#define FMAXEXP 128
#define _LENBASE 1
#define _EXPBASE (1<<_LENBASE)
#define XSIGNIF 64
#define DSIGNIF 53
#define FSIGNIF 24
#define XMAXPOWTWO scalb(XSIGNIF-1,1.0)
#define DMAXPOWTWO scalb(DSIGNIF-1,1.0)
#define FMAXPOWTWO scalb(FSIGNIF-1,1.0)
#define LN_MAXDOUBLE log(MAXDOUBLE)
#define LN_MINDOUBLE log(MINDOUBLE)
#define MAXCOMP (scalb(63,1.0)-1.0)
#endif