Annotation of src/include/ctype.h, Revision 1.23
1.23 ! guenther 1: /* $OpenBSD: ctype.h,v 1.22 2010/10/01 20:10:24 guenther 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:
1.23 ! guenther 60: #if defined(__GNUC__) || defined(_ANSI_LIBRARY)
1.5 millert 61: int isalnum(int);
62: int isalpha(int);
63: int iscntrl(int);
64: int isdigit(int);
65: int isgraph(int);
66: int islower(int);
67: int isprint(int);
68: int ispunct(int);
69: int isspace(int);
70: int isupper(int);
71: int isxdigit(int);
72: int tolower(int);
73: int toupper(int);
1.1 deraadt 74:
1.19 millert 75: #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
76: || __XPG_VISIBLE > 600
1.5 millert 77: int isblank(int);
1.19 millert 78: #endif
79:
80: #if __BSD_VISIBLE || __XPG_VISIBLE
1.5 millert 81: int isascii(int);
82: int toascii(int);
83: int _tolower(int);
84: int _toupper(int);
1.19 millert 85: #endif /* __BSD_VISIBLE || __XPG_VISIBLE */
1.1 deraadt 86:
1.23 ! guenther 87: #endif /* __GNUC__ || _ANSI_LIBRARY */
1.15 millert 88:
1.23 ! guenther 89: #if !defined(_ANSI_LIBRARY)
1.5 millert 90:
1.22 guenther 91: __only_inline int isalnum(int c)
1.5 millert 92: {
1.14 millert 93: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_N)));
1.5 millert 94: }
95:
1.22 guenther 96: __only_inline int isalpha(int c)
1.5 millert 97: {
1.14 millert 98: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
1.5 millert 99: }
100:
1.22 guenther 101: __only_inline int iscntrl(int c)
1.5 millert 102: {
1.14 millert 103: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
1.5 millert 104: }
105:
1.22 guenther 106: __only_inline int isdigit(int c)
1.5 millert 107: {
1.14 millert 108: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _N));
1.5 millert 109: }
110:
1.22 guenther 111: __only_inline int isgraph(int c)
1.5 millert 112: {
1.14 millert 113: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N)));
1.5 millert 114: }
115:
1.22 guenther 116: __only_inline int islower(int c)
1.5 millert 117: {
1.14 millert 118: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
1.5 millert 119: }
120:
1.22 guenther 121: __only_inline int isprint(int c)
1.5 millert 122: {
1.14 millert 123: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N|_B)));
1.5 millert 124: }
125:
1.22 guenther 126: __only_inline int ispunct(int c)
1.5 millert 127: {
1.14 millert 128: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
1.5 millert 129: }
130:
1.22 guenther 131: __only_inline int isspace(int c)
1.5 millert 132: {
1.14 millert 133: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
1.5 millert 134: }
135:
1.22 guenther 136: __only_inline int isupper(int c)
1.5 millert 137: {
1.14 millert 138: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
1.5 millert 139: }
140:
1.22 guenther 141: __only_inline int isxdigit(int c)
1.5 millert 142: {
1.14 millert 143: return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_N|_X)));
1.5 millert 144: }
145:
1.22 guenther 146: __only_inline int tolower(int c)
1.5 millert 147: {
1.18 espie 148: if ((unsigned int)c > 255)
1.5 millert 149: return (c);
150: return ((_tolower_tab_ + 1)[c]);
151: }
152:
1.22 guenther 153: __only_inline int toupper(int c)
1.5 millert 154: {
1.18 espie 155: if ((unsigned int)c > 255)
1.5 millert 156: return (c);
157: return ((_toupper_tab_ + 1)[c]);
158: }
1.1 deraadt 159:
1.19 millert 160: #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
161: || __XPG_VISIBLE > 600
1.22 guenther 162: __only_inline int isblank(int c)
1.5 millert 163: {
164: return (c == ' ' || c == '\t');
165: }
1.19 millert 166: #endif
1.5 millert 167:
1.19 millert 168: #if __BSD_VISIBLE || __XPG_VISIBLE
1.22 guenther 169: __only_inline int isascii(int c)
1.5 millert 170: {
1.7 millert 171: return ((unsigned int)c <= 0177);
1.5 millert 172: }
173:
1.22 guenther 174: __only_inline int toascii(int c)
1.5 millert 175: {
176: return (c & 0177);
177: }
178:
1.22 guenther 179: __only_inline int _tolower(int c)
1.5 millert 180: {
181: return (c - 'A' + 'a');
182: }
183:
1.22 guenther 184: __only_inline int _toupper(int c)
1.5 millert 185: {
186: return (c - 'a' + 'A');
187: }
1.19 millert 188: #endif /* __BSD_VISIBLE || __XPG_VISIBLE */
1.5 millert 189:
1.23 ! guenther 190: #endif /* !_ANSI_LIBRARY */
1.14 millert 191:
192: __END_DECLS
1.1 deraadt 193:
194: #endif /* !_CTYPE_H_ */
![[BACK]](/icons/back.gif){kind=icon}
Return to ctype.h CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / include