xref: /illumos-gate/usr/src/stand/lib/sa/ctype.h (revision 7c478bd9)
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
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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]
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20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
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 #ifndef _SA_CTYPE_H
31*7c478bd9Sstevel@tonic-gate #define	_SA_CTYPE_H
32*7c478bd9Sstevel@tonic-gate 
33*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
34*7c478bd9Sstevel@tonic-gate 
35*7c478bd9Sstevel@tonic-gate /*
36*7c478bd9Sstevel@tonic-gate  * Exported interfaces for standalone's subset of libc's <ctype.h>.
37*7c478bd9Sstevel@tonic-gate  * All standalone code *must* use this header rather than libc's.
38*7c478bd9Sstevel@tonic-gate  */
39*7c478bd9Sstevel@tonic-gate 
40*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus
41*7c478bd9Sstevel@tonic-gate extern "C" {
42*7c478bd9Sstevel@tonic-gate #endif
43*7c478bd9Sstevel@tonic-gate 
44*7c478bd9Sstevel@tonic-gate #define	_U	0x00000001	/* Upper case */
45*7c478bd9Sstevel@tonic-gate #define	_L	0x00000002	/* Lower case */
46*7c478bd9Sstevel@tonic-gate #define	_N	0x00000004	/* Numeral (digit) */
47*7c478bd9Sstevel@tonic-gate #define	_S	0x00000008	/* Spacing character */
48*7c478bd9Sstevel@tonic-gate #define	_P	0x00000010	/* Punctuation */
49*7c478bd9Sstevel@tonic-gate #define	_C	0x00000020	/* Control character */
50*7c478bd9Sstevel@tonic-gate #define	_B	0x00000040	/* Blank */
51*7c478bd9Sstevel@tonic-gate #define	_X	0x00000080	/* heXadecimal digit */
52*7c478bd9Sstevel@tonic-gate 
53*7c478bd9Sstevel@tonic-gate #define	isalpha(c)	((__ctype + 1)[c] & (_U | _L))
54*7c478bd9Sstevel@tonic-gate #define	isupper(c)	((__ctype + 1)[c] & _U)
55*7c478bd9Sstevel@tonic-gate #define	islower(c)	((__ctype + 1)[c] & _L)
56*7c478bd9Sstevel@tonic-gate #define	isdigit(c)	((__ctype + 1)[c] & _N)
57*7c478bd9Sstevel@tonic-gate #define	isxdigit(c)	((__ctype + 1)[c] & _X)
58*7c478bd9Sstevel@tonic-gate #define	isalnum(c)	((__ctype + 1)[c] & (_U | _L | _N))
59*7c478bd9Sstevel@tonic-gate #define	isspace(c)	((__ctype + 1)[c] & _S)
60*7c478bd9Sstevel@tonic-gate #define	ispunct(c)	((__ctype + 1)[c] & _P)
61*7c478bd9Sstevel@tonic-gate #define	isprint(c)	((__ctype + 1)[c] & (_P | _U | _L | _N | _B))
62*7c478bd9Sstevel@tonic-gate #define	isgraph(c)	((__ctype + 1)[c] & (_P | _U | _L | _N))
63*7c478bd9Sstevel@tonic-gate #define	iscntrl(c)	((__ctype + 1)[c] & _C)
64*7c478bd9Sstevel@tonic-gate #define	isascii(c)	(!((c) & ~0177))
65*7c478bd9Sstevel@tonic-gate 
66*7c478bd9Sstevel@tonic-gate extern unsigned char __ctype[];
67*7c478bd9Sstevel@tonic-gate 
68*7c478bd9Sstevel@tonic-gate /*
69*7c478bd9Sstevel@tonic-gate  * Some header files define their own macros for tolower/toupper which mangle
70*7c478bd9Sstevel@tonic-gate  * our prototypes -- thus only provide ours if no macros have been defined.
71*7c478bd9Sstevel@tonic-gate  */
72*7c478bd9Sstevel@tonic-gate #ifndef tolower
73*7c478bd9Sstevel@tonic-gate extern int tolower(int);
74*7c478bd9Sstevel@tonic-gate #endif
75*7c478bd9Sstevel@tonic-gate #ifndef toupper
76*7c478bd9Sstevel@tonic-gate extern int toupper(int);
77*7c478bd9Sstevel@tonic-gate #endif
78*7c478bd9Sstevel@tonic-gate 
79*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus
80*7c478bd9Sstevel@tonic-gate }
81*7c478bd9Sstevel@tonic-gate #endif
82*7c478bd9Sstevel@tonic-gate 
83*7c478bd9Sstevel@tonic-gate #endif /* _SA_CTYPE_H */
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