print.h

<B>Digital的Unix操作系统VAX 4.2源码</B>

/*	@(#)print.h	4.1	(ULTRIX)	7/3/90				      */
/* ------------------------------------------------------------------ */
/* | Copyright Unpublished, MIPS Computer Systems, Inc.  All Rights | */
/* | Reserved.  This software contains proprietary and confidential | */
/* | information of MIPS and its suppliers.  Use, disclosure or     | */
/* | reproduction is prohibited without the prior express written   | */
/* | consent of MIPS.                                               | */
/* ------------------------------------------------------------------ */
/* $Header: print.h,v 1.1 87/02/16 11:19:26 dce Exp $ */

/* Maximum number of digits in any integer representation */
#define MAXDIGS 11

/* Maximum total number of digits in E format */
#if u3b || u3b5 || mips
#define MAXECVT 17
#else
#define MAXECVT 18
#endif

/* Maximum number of digits after decimal point in F format */
#define MAXFCVT 60

/* Maximum significant figures in a floating-point number */
#define MAXFSIG MAXECVT

/* Maximum number of characters in an exponent */
#if u3b || u3b5 || mips
#define MAXESIZ 5
#else
#define MAXESIZ 4
#endif

/* Maximum (positive) exponent */
#if u3b || u3b5 || mips
#define MAXEXP 325	/* DAG -- bug fix (was 310) */
#else
#if gould
#define MAXEXP 80
#else
#define MAXEXP 40
#endif
#endif

/* Data type for flags */
typedef char bool;

/* Convert a digit character to the corresponding number */
#define tonumber(x) ((x)-'0')

/* Convert a number between 0 and 9 to the corresponding digit */
#define todigit(x) ((x)+'0')

/* Max and Min macros */
#define max(a,b) ((a) > (b)? (a): (b))
#define min(a,b) ((a) < (b)? (a): (b))