Annotation of src/include/ctype.h, Revision 1.3
1.3 ! deraadt 1: /* $OpenBSD: ctype.h,v 1.2 1997/09/21 10:45:28 niklas 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.
21: * 3. All advertising materials mentioning features or use of this software
22: * must display the following acknowledgement:
23: * This product includes software developed by the University of
24: * California, Berkeley and its contributors.
25: * 4. Neither the name of the University nor the names of its contributors
26: * may be used to endorse or promote products derived from this software
27: * without specific prior written permission.
28: *
29: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39: * SUCH DAMAGE.
40: *
41: * @(#)ctype.h 5.3 (Berkeley) 4/3/91
42: */
43:
44: #ifndef _CTYPE_H_
45: #define _CTYPE_H_
46: #include <sys/cdefs.h>
47:
48: #define _U 0x01
49: #define _L 0x02
50: #define _N 0x04
51: #define _S 0x08
52: #define _P 0x10
53: #define _C 0x20
54: #define _X 0x40
55: #define _B 0x80
56:
57: extern const char *_ctype_;
58: extern const short *_tolower_tab_;
59: extern const short *_toupper_tab_;
60:
61: __BEGIN_DECLS
62: extern int isalnum __P ((int));
63: extern int isalpha __P ((int));
64: extern int iscntrl __P ((int));
65: extern int isdigit __P ((int));
66: extern int isgraph __P ((int));
67: extern int islower __P ((int));
68: extern int isprint __P ((int));
69: extern int ispunct __P ((int));
70: extern int isspace __P ((int));
71: extern int isupper __P ((int));
72: extern int isxdigit __P ((int));
73: extern int tolower __P ((int));
74: extern int toupper __P ((int));
75:
76: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
77: extern int isblank __P ((int));
78: extern int isascii __P ((int));
79: extern int toascii __P ((int));
80: extern int _tolower __P ((int));
81: extern int _toupper __P ((int));
82: #endif
83: __END_DECLS
84:
1.3 ! deraadt 85: #define isdigit(c) ((_ctype_ + 1)[(unsigned char)(c)] & _N)
! 86: #define islower(c) ((_ctype_ + 1)[(unsigned char)(c)] & _L)
! 87: #define isspace(c) ((_ctype_ + 1)[(unsigned char)(c)] & _S)
! 88: #define ispunct(c) ((_ctype_ + 1)[(unsigned char)(c)] & _P)
! 89: #define isupper(c) ((_ctype_ + 1)[(unsigned char)(c)] & _U)
! 90: #define isalpha(c) ((_ctype_ + 1)[(unsigned char)(c)] & (_U|_L))
! 91: #define isxdigit(c) ((_ctype_ + 1)[(unsigned char)(c)] & (_N|_X))
! 92: #define isalnum(c) ((_ctype_ + 1)[(unsigned char)(c)] & (_U|_L|_N))
! 93: #define isprint(c) ((_ctype_ + 1)[(unsigned char)(c)] & (_P|_U|_L|_N|_B))
! 94: #define isgraph(c) ((_ctype_ + 1)[(unsigned char)(c)] & (_P|_U|_L|_N))
! 95: #define iscntrl(c) ((_ctype_ + 1)[(unsigned char)(c)] & _C)
! 96: #define tolower(c) ((_tolower_tab_ + 1)[(unsigned char)(c)])
! 97: #define toupper(c) ((_toupper_tab_ + 1)[(unsigned char)(c)])
1.1 deraadt 98:
99: #if !defined(_ANSI_SOURCE) && !defined (_POSIX_SOURCE)
100: #if notyet
1.3 ! deraadt 101: #define isblank(c) ((_ctype_ + 1)[(unsigned char)(c)] & _B)
1.1 deraadt 102: #endif
1.3 ! deraadt 103: #define isascii(c) ((unsigned char)(c) <= 0177)
1.1 deraadt 104: #define toascii(c) ((c) & 0177)
105: #define _tolower(c) ((c) - 'A' + 'a')
106: #define _toupper(c) ((c) - 'a' + 'A')
107: #endif
108:
109: #endif /* !_CTYPE_H_ */
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