Annotation of src/include/ctype.h, Revision 1.14
1.14 ! millert 1: /* $OpenBSD: ctype.h,v 1.13 2003/06/02 19:34:12 millert Exp $ */
1.1 deraadt 2: /* $NetBSD: ctype.h,v 1.14 1994/10/26 00:55:47 cgd Exp $ */
3:
4: /*
5: * Copyright (c) 1989 The Regents of the University of California.
6: * All rights reserved.
7: * (c) UNIX System Laboratories, Inc.
8: * All or some portions of this file are derived from material licensed
9: * to the University of California by American Telephone and Telegraph
10: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11: * the permission of UNIX System Laboratories, Inc.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
1.13 millert 21: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 22: * may be used to endorse or promote products derived from this software
23: * without specific prior written permission.
24: *
25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35: * SUCH DAMAGE.
36: *
37: * @(#)ctype.h 5.3 (Berkeley) 4/3/91
38: */
39:
40: #ifndef _CTYPE_H_
41: #define _CTYPE_H_
42: #include <sys/cdefs.h>
43:
44: #define _U 0x01
45: #define _L 0x02
46: #define _N 0x04
47: #define _S 0x08
48: #define _P 0x10
49: #define _C 0x20
50: #define _X 0x40
51: #define _B 0x80
52:
1.14 ! millert 53: __BEGIN_DECLS
! 54:
1.1 deraadt 55: extern const char *_ctype_;
56: extern const short *_tolower_tab_;
57: extern const short *_toupper_tab_;
58:
1.5 millert 59: int isalnum(int);
60: int isalpha(int);
61: int iscntrl(int);
62: int isdigit(int);
63: int isgraph(int);
64: int islower(int);
65: int isprint(int);
66: int ispunct(int);
67: int isspace(int);
68: int isupper(int);
69: int isxdigit(int);
70: int tolower(int);
71: int toupper(int);
1.1 deraadt 72:
73: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
1.5 millert 74: int isblank(int);
75: int isascii(int);
76: int toascii(int);
77: int _tolower(int);
78: int _toupper(int);
1.14 ! millert 79: #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
1.1 deraadt 80:
1.14 ! millert 81: #ifndef _ANSI_LIBRARY
1.5 millert 82:
1.14 ! millert 83: extern __inline int isalnum(int c)
1.5 millert 84: {
1.14 ! millert 85: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_N)));
1.5 millert 86: }
87:
1.14 ! millert 88: extern __inline int isalpha(int c)
1.5 millert 89: {
1.14 ! millert 90: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
1.5 millert 91: }
92:
1.14 ! millert 93: extern __inline int iscntrl(int c)
1.5 millert 94: {
1.14 ! millert 95: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
1.5 millert 96: }
97:
1.14 ! millert 98: extern __inline int isdigit(int c)
1.5 millert 99: {
1.14 ! millert 100: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _N));
1.5 millert 101: }
102:
1.14 ! millert 103: extern __inline int isgraph(int c)
1.5 millert 104: {
1.14 ! millert 105: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N)));
1.5 millert 106: }
107:
1.14 ! millert 108: extern __inline int islower(int c)
1.5 millert 109: {
1.14 ! millert 110: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
1.5 millert 111: }
112:
1.14 ! millert 113: extern __inline int isprint(int c)
1.5 millert 114: {
1.14 ! millert 115: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N|_B)));
1.5 millert 116: }
117:
1.14 ! millert 118: extern __inline int ispunct(int c)
1.5 millert 119: {
1.14 ! millert 120: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
1.5 millert 121: }
122:
1.14 ! millert 123: extern __inline int isspace(int c)
1.5 millert 124: {
1.14 ! millert 125: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
1.5 millert 126: }
127:
1.14 ! millert 128: extern __inline int isupper(int c)
1.5 millert 129: {
1.14 ! millert 130: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
1.5 millert 131: }
132:
1.14 ! millert 133: extern __inline int isxdigit(int c)
1.5 millert 134: {
1.14 ! millert 135: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_N|_X)));
1.5 millert 136: }
137:
1.14 ! millert 138: extern __inline int tolower(int c)
1.5 millert 139: {
1.7 millert 140: if ((unsigned int)c > 0177)
1.5 millert 141: return (c);
142: return ((_tolower_tab_ + 1)[c]);
143: }
144:
1.14 ! millert 145: extern __inline int toupper(int c)
1.5 millert 146: {
1.7 millert 147: if ((unsigned int)c > 0177)
1.5 millert 148: return (c);
149: return ((_toupper_tab_ + 1)[c]);
150: }
1.1 deraadt 151:
1.14 ! millert 152: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
! 153: extern __inline int isblank(int c)
1.5 millert 154: {
155: return (c == ' ' || c == '\t');
156: }
157:
1.14 ! millert 158: extern __inline int isascii(int c)
1.5 millert 159: {
1.7 millert 160: return ((unsigned int)c <= 0177);
1.5 millert 161: }
162:
1.14 ! millert 163: extern __inline int toascii(int c)
1.5 millert 164: {
165: return (c & 0177);
166: }
167:
1.14 ! millert 168: extern __inline int _tolower(int c)
1.5 millert 169: {
170: return (c - 'A' + 'a');
171: }
172:
1.14 ! millert 173: extern __inline int _toupper(int c)
1.5 millert 174: {
175: return (c - 'a' + 'A');
176: }
1.14 ! millert 177: #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
1.5 millert 178:
179: #endif /* !_ANSI_LIBRARY */
1.14 ! millert 180:
! 181: __END_DECLS
1.1 deraadt 182:
183: #endif /* !_CTYPE_H_ */
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