Annotation of src/include/ctype.h, Revision 1.4
1.4 ! millert 1: /* $OpenBSD: ctype.h,v 1.3 1998/04/30 05:49:21 deraadt 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
1.4 ! millert 62: extern int isalnum(int);
! 63: extern int isalpha(int);
! 64: extern int iscntrl(int);
! 65: extern int isdigit(int);
! 66: extern int isgraph(int);
! 67: extern int islower(int);
! 68: extern int isprint(int);
! 69: extern int ispunct(int);
! 70: extern int isspace(int);
! 71: extern int isupper(int);
! 72: extern int isxdigit(int);
! 73: extern int tolower(int);
! 74: extern int toupper(int);
1.1 deraadt 75:
76: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
1.4 ! millert 77: extern int isblank(int);
! 78: extern int isascii(int);
! 79: extern int toascii(int);
! 80: extern int _tolower(int);
! 81: extern int _toupper(int);
1.1 deraadt 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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