Annotation of src/include/ctype.h, Revision 1.28
1.28 ! rillig 1: /* $NetBSD: ctype.h,v 1.27 2005/02/03 04:39:32 perry Exp $ */
1.14 cgd 2:
1.13 cgd 3: /*
4: * Copyright (c) 1989 The Regents of the University of California.
5: * All rights reserved.
6: * (c) UNIX System Laboratories, Inc.
7: * All or some portions of this file are derived from material licensed
8: * to the University of California by American Telephone and Telegraph
9: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10: * the permission of UNIX System Laboratories, Inc.
11: *
12: * Redistribution and use in source and binary forms, with or without
13: * modification, are permitted provided that the following conditions
14: * are met:
15: * 1. Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: * 2. Redistributions in binary form must reproduce the above copyright
18: * notice, this list of conditions and the following disclaimer in the
19: * documentation and/or other materials provided with the distribution.
1.24 agc 20: * 3. Neither the name of the University nor the names of its contributors
1.13 cgd 21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: *
1.14 cgd 36: * @(#)ctype.h 5.3 (Berkeley) 4/3/91
1.13 cgd 37: */
38:
39: #ifndef _CTYPE_H_
40: #define _CTYPE_H_
1.17 kleink 41:
1.23 bjh21 42: #include <sys/cdefs.h>
1.17 kleink 43: #include <sys/featuretest.h>
44:
1.13 cgd 45: #define _U 0x01
46: #define _L 0x02
47: #define _N 0x04
48: #define _S 0x08
49: #define _P 0x10
50: #define _C 0x20
51: #define _X 0x40
52: #define _B 0x80
53:
1.15 kleink 54: extern const unsigned char *_ctype_;
1.13 cgd 55: extern const short *_tolower_tab_;
56: extern const short *_toupper_tab_;
57:
1.15 kleink 58:
1.13 cgd 59: __BEGIN_DECLS
1.27 perry 60: int isalnum(int);
61: int isalpha(int);
62: int iscntrl(int);
63: int isdigit(int);
64: int isgraph(int);
65: int islower(int);
66: int isprint(int);
67: int ispunct(int);
68: int isspace(int);
69: int isupper(int);
70: int isxdigit(int);
71: int tolower(int);
72: int toupper(int);
1.13 cgd 73:
1.22 bjh21 74: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.27 perry 75: int isascii(int);
76: int toascii(int);
77: int _tolower(int);
78: int _toupper(int);
1.13 cgd 79: #endif
1.17 kleink 80:
1.25 kleink 81: #if defined(_ISOC99_SOURCE) || (_POSIX_C_SOURCE - 0) > 200112L || \
1.23 bjh21 82: (_XOPEN_SOURCE - 0) > 600 || defined(_NETBSD_SOURCE)
1.27 perry 83: int isblank(int);
1.17 kleink 84: #endif
1.13 cgd 85: __END_DECLS
86:
1.26 dsl 87: #define isdigit(c) ((int)((_ctype_ + 1)[(c)] & _N))
88: #define islower(c) ((int)((_ctype_ + 1)[(c)] & _L))
89: #define isspace(c) ((int)((_ctype_ + 1)[(c)] & _S))
90: #define ispunct(c) ((int)((_ctype_ + 1)[(c)] & _P))
91: #define isupper(c) ((int)((_ctype_ + 1)[(c)] & _U))
92: #define isalpha(c) ((int)((_ctype_ + 1)[(c)] & (_U|_L)))
93: #define isxdigit(c) ((int)((_ctype_ + 1)[(c)] & (_N|_X)))
94: #define isalnum(c) ((int)((_ctype_ + 1)[(c)] & (_U|_L|_N)))
95: #define isprint(c) ((int)((_ctype_ + 1)[(c)] & (_P|_U|_L|_N|_B)))
96: #define isgraph(c) ((int)((_ctype_ + 1)[(c)] & (_P|_U|_L|_N)))
97: #define iscntrl(c) ((int)((_ctype_ + 1)[(c)] & _C))
98: #define tolower(c) ((int)((_tolower_tab_ + 1)[(c)]))
99: #define toupper(c) ((int)((_toupper_tab_ + 1)[(c)]))
1.13 cgd 100:
1.22 bjh21 101: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.13 cgd 102: #define isascii(c) ((unsigned)(c) <= 0177)
103: #define toascii(c) ((c) & 0177)
104: #define _tolower(c) ((c) - 'A' + 'a')
105: #define _toupper(c) ((c) - 'a' + 'A')
1.17 kleink 106: #endif
107:
1.23 bjh21 108: #if defined(_ISO_C99_SOURCE) || (_POSIX_C_SOURCE - 0) > 200112L || \
109: (_XOPEN_SOURCE - 0) > 600 || defined(_NETBSD_SOURCE)
1.28 ! rillig 110:
1.19 itojun 111: /*
112: * isblank() is implemented as C function, due to insufficient bitwidth in
113: * _ctype_. Note that _B does not mean isblank - it means isprint && !isgraph.
114: */
1.28 ! rillig 115: #if 0
1.26 dsl 116: #define isblank(c) ((int)((_ctype_ + 1)[(c)] & _B))
1.17 kleink 117: #endif
1.28 ! rillig 118:
1.15 kleink 119: #endif
120:
121: #ifdef _CTYPE_PRIVATE
1.21 thorpej 122: #include <machine/limits.h> /* for CHAR_BIT */
123:
1.20 kleink 124: #define _CTYPE_NUM_CHARS (1 << CHAR_BIT)
1.15 kleink 125:
126: #define _CTYPE_ID "BSDCTYPE"
127: #define _CTYPE_REV 2
128:
129: extern const u_int8_t _C_ctype_[];
130: extern const int16_t _C_toupper_[];
131: extern const int16_t _C_tolower_[];
1.13 cgd 132: #endif
133:
134: #endif /* !_CTYPE_H_ */
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