Annotation of src/include/ctype.h, Revision 1.20
1.20 ! espie 1: /* $OpenBSD: ctype.h,v 1.19 2005/12/13 00:35:22 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_
1.19 millert 42:
1.1 deraadt 43: #include <sys/cdefs.h>
44:
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:
1.14 millert 54: __BEGIN_DECLS
55:
1.1 deraadt 56: extern const char *_ctype_;
57: extern const short *_tolower_tab_;
58: extern const short *_toupper_tab_;
59:
1.15 millert 60: /* extern __inline is a GNU C extension */
61: #ifdef __GNUC__
1.20 ! espie 62: # if defined(__GNUC_STDC_INLINE__)
! 63: #define __CTYPE_INLINE extern __inline __attribute__((__gnu_inline__))
! 64: # else
1.15 millert 65: #define __CTYPE_INLINE extern __inline
1.20 ! espie 66: # endif
1.15 millert 67: #else
1.17 avsm 68: #define __CTYPE_INLINE static __inline
1.15 millert 69: #endif
70:
1.16 millert 71: #if defined(__GNUC__) || defined(_ANSI_LIBRARY) || defined(lint)
1.5 millert 72: int isalnum(int);
73: int isalpha(int);
74: int iscntrl(int);
75: int isdigit(int);
76: int isgraph(int);
77: int islower(int);
78: int isprint(int);
79: int ispunct(int);
80: int isspace(int);
81: int isupper(int);
82: int isxdigit(int);
83: int tolower(int);
84: int toupper(int);
1.1 deraadt 85:
1.19 millert 86: #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
87: || __XPG_VISIBLE > 600
1.5 millert 88: int isblank(int);
1.19 millert 89: #endif
90:
91: #if __BSD_VISIBLE || __XPG_VISIBLE
1.5 millert 92: int isascii(int);
93: int toascii(int);
94: int _tolower(int);
95: int _toupper(int);
1.19 millert 96: #endif /* __BSD_VISIBLE || __XPG_VISIBLE */
1.1 deraadt 97:
1.16 millert 98: #endif /* __GNUC__ || _ANSI_LIBRARY || lint */
1.15 millert 99:
1.16 millert 100: #if !defined(_ANSI_LIBRARY) && !defined(lint)
1.5 millert 101:
1.15 millert 102: __CTYPE_INLINE int isalnum(int c)
1.5 millert 103: {
1.14 millert 104: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_N)));
1.5 millert 105: }
106:
1.15 millert 107: __CTYPE_INLINE int isalpha(int c)
1.5 millert 108: {
1.14 millert 109: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
1.5 millert 110: }
111:
1.15 millert 112: __CTYPE_INLINE int iscntrl(int c)
1.5 millert 113: {
1.14 millert 114: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
1.5 millert 115: }
116:
1.15 millert 117: __CTYPE_INLINE int isdigit(int c)
1.5 millert 118: {
1.14 millert 119: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _N));
1.5 millert 120: }
121:
1.15 millert 122: __CTYPE_INLINE int isgraph(int c)
1.5 millert 123: {
1.14 millert 124: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N)));
1.5 millert 125: }
126:
1.15 millert 127: __CTYPE_INLINE int islower(int c)
1.5 millert 128: {
1.14 millert 129: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
1.5 millert 130: }
131:
1.15 millert 132: __CTYPE_INLINE int isprint(int c)
1.5 millert 133: {
1.14 millert 134: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N|_B)));
1.5 millert 135: }
136:
1.15 millert 137: __CTYPE_INLINE int ispunct(int c)
1.5 millert 138: {
1.14 millert 139: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
1.5 millert 140: }
141:
1.15 millert 142: __CTYPE_INLINE int isspace(int c)
1.5 millert 143: {
1.14 millert 144: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
1.5 millert 145: }
146:
1.15 millert 147: __CTYPE_INLINE int isupper(int c)
1.5 millert 148: {
1.14 millert 149: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
1.5 millert 150: }
151:
1.15 millert 152: __CTYPE_INLINE int isxdigit(int c)
1.5 millert 153: {
1.14 millert 154: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_N|_X)));
1.5 millert 155: }
156:
1.15 millert 157: __CTYPE_INLINE int tolower(int c)
1.5 millert 158: {
1.18 espie 159: if ((unsigned int)c > 255)
1.5 millert 160: return (c);
161: return ((_tolower_tab_ + 1)[c]);
162: }
163:
1.15 millert 164: __CTYPE_INLINE int toupper(int c)
1.5 millert 165: {
1.18 espie 166: if ((unsigned int)c > 255)
1.5 millert 167: return (c);
168: return ((_toupper_tab_ + 1)[c]);
169: }
1.1 deraadt 170:
1.19 millert 171: #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
172: || __XPG_VISIBLE > 600
1.15 millert 173: __CTYPE_INLINE int isblank(int c)
1.5 millert 174: {
175: return (c == ' ' || c == '\t');
176: }
1.19 millert 177: #endif
1.5 millert 178:
1.19 millert 179: #if __BSD_VISIBLE || __XPG_VISIBLE
1.15 millert 180: __CTYPE_INLINE int isascii(int c)
1.5 millert 181: {
1.7 millert 182: return ((unsigned int)c <= 0177);
1.5 millert 183: }
184:
1.15 millert 185: __CTYPE_INLINE int toascii(int c)
1.5 millert 186: {
187: return (c & 0177);
188: }
189:
1.15 millert 190: __CTYPE_INLINE int _tolower(int c)
1.5 millert 191: {
192: return (c - 'A' + 'a');
193: }
194:
1.15 millert 195: __CTYPE_INLINE int _toupper(int c)
1.5 millert 196: {
197: return (c - 'a' + 'A');
198: }
1.19 millert 199: #endif /* __BSD_VISIBLE || __XPG_VISIBLE */
1.5 millert 200:
1.16 millert 201: #endif /* !_ANSI_LIBRARY && !lint */
1.14 millert 202:
203: __END_DECLS
1.15 millert 204:
205: #undef __CTYPE_INLINE
1.1 deraadt 206:
207: #endif /* !_CTYPE_H_ */
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