xref: /titanic_50/usr/src/ucblib/libucb/port/stdio/print.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright (c) 1997, by Sun Microsystems, Inc.
24*7c478bd9Sstevel@tonic-gate  * All rights reserved.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28*7c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
29*7c478bd9Sstevel@tonic-gate 
30*7c478bd9Sstevel@tonic-gate 
31*7c478bd9Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
32*7c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
33*7c478bd9Sstevel@tonic-gate 
34*7c478bd9Sstevel@tonic-gate 
35*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.1	*/
36*7c478bd9Sstevel@tonic-gate 
37*7c478bd9Sstevel@tonic-gate /* Maximum number of digits in any integer representation */
38*7c478bd9Sstevel@tonic-gate #define	MAXDIGS 11
39*7c478bd9Sstevel@tonic-gate 
40*7c478bd9Sstevel@tonic-gate /* Maximum total number of digits in E format */
41*7c478bd9Sstevel@tonic-gate #if u3b || M32
42*7c478bd9Sstevel@tonic-gate #define	MAXECVT 17
43*7c478bd9Sstevel@tonic-gate #else
44*7c478bd9Sstevel@tonic-gate #define	MAXECVT 18
45*7c478bd9Sstevel@tonic-gate #endif
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate /* Maximum number of digits after decimal point in F format */
48*7c478bd9Sstevel@tonic-gate #define	MAXFCVT 60
49*7c478bd9Sstevel@tonic-gate 
50*7c478bd9Sstevel@tonic-gate /* Maximum significant figures in a floating-point number */
51*7c478bd9Sstevel@tonic-gate #define	MAXFSIG MAXECVT
52*7c478bd9Sstevel@tonic-gate 
53*7c478bd9Sstevel@tonic-gate /* Maximum number of characters in an exponent */
54*7c478bd9Sstevel@tonic-gate #if u3b || M32
55*7c478bd9Sstevel@tonic-gate #define	MAXESIZ 5
56*7c478bd9Sstevel@tonic-gate #else
57*7c478bd9Sstevel@tonic-gate #define	MAXESIZ 4
58*7c478bd9Sstevel@tonic-gate #endif
59*7c478bd9Sstevel@tonic-gate 
60*7c478bd9Sstevel@tonic-gate /* Maximum (positive) exponent */
61*7c478bd9Sstevel@tonic-gate #if u3b || M32
62*7c478bd9Sstevel@tonic-gate #define	MAXEXP 310
63*7c478bd9Sstevel@tonic-gate #else
64*7c478bd9Sstevel@tonic-gate #define	MAXEXP 40
65*7c478bd9Sstevel@tonic-gate #endif
66*7c478bd9Sstevel@tonic-gate 
67*7c478bd9Sstevel@tonic-gate /* Data type for flags */
68*7c478bd9Sstevel@tonic-gate typedef char bool;
69*7c478bd9Sstevel@tonic-gate 
70*7c478bd9Sstevel@tonic-gate /* Convert a digit character to the corresponding number */
71*7c478bd9Sstevel@tonic-gate #define	tonumber(x) ((x)-'0')
72*7c478bd9Sstevel@tonic-gate 
73*7c478bd9Sstevel@tonic-gate /* Convert a number between 0 and 9 to the corresponding digit */
74*7c478bd9Sstevel@tonic-gate #define	todigit(x) ((x)+'0')
75*7c478bd9Sstevel@tonic-gate 
76*7c478bd9Sstevel@tonic-gate /* Max and Min macros */
77*7c478bd9Sstevel@tonic-gate #define	max(a, b) ((a) > (b)? (a): (b))
78*7c478bd9Sstevel@tonic-gate #define	min(a, b) ((a) < (b)? (a): (b))
79