include/ctype.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * Copyright (c) 1989, 1993
  27  *      The Regents of the University of California.  All rights reserved.
  28  * (c) UNIX System Laboratories, Inc.
  29  * All or some portions of this file are derived from material licensed
  30  * to the University of California by American Telephone and Telegraph
  31  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  32  * the permission of UNIX System Laboratories, Inc.
  33  *
  34  * This code is derived from software contributed to Berkeley by
  35  * Paul Borman at Krystal Technologies.
  36  *
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions
  39  * are met:
  40  * 1. Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  * 2. Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in the
  44  *    documentation and/or other materials provided with the distribution.
  45  * 3. All advertising materials mentioning features or use of this software
  46  *    must display the following acknowledgement:
  47  *      This product includes software developed by the University of
  48  *      California, Berkeley and its contributors.
  49  * 4. Neither the name of the University nor the names of its contributors
  50  *    may be used to endorse or promote products derived from this software
  51  *    without specific prior written permission.
  52  *
  53  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  54  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  55  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  56  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  57  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  58  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  59  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  60  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  61  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  62  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  63  * SUCH DAMAGE.
  64  *
  65  *      @(#)ctype.h     8.4 (Berkeley) 1/21/94
  66  */
  67
  68 #ifndef _CTYPE_H_
  69 #define _CTYPE_H_
  70
  71 #include <runetype.h>
  72
  73 #define _A      0x00000100L             /* Alpha */
  74 #define _C      0x00000200L             /* Control */
  75 #define _D      0x00000400L             /* Digit */
  76 #define _G      0x00000800L             /* Graph */
  77 #define _L      0x00001000L             /* Lower */
  78 #define _P      0x00002000L             /* Punct */
  79 #define _S      0x00004000L             /* Space */
  80 #define _U      0x00008000L             /* Upper */
  81 #define _X      0x00010000L             /* X digit */
  82 #define _B      0x00020000L             /* Blank */
  83 #define _R      0x00040000L             /* Print */
  84 #define _I      0x00080000L             /* Ideogram */
  85 #define _T      0x00100000L             /* Special */
  86 #define _Q      0x00200000L             /* Phonogram */
  87
  88 #define _CTYPE_A        _A
  89 #define _CTYPE_C        _C
  90 #define _CTYPE_D        _D
  91 #define _CTYPE_G        _G
  92 #define _CTYPE_L        _L
  93 #define _CTYPE_P        _P
  94 #define _CTYPE_S        _S
  95 #define _CTYPE_U        _U
  96 #define _CTYPE_X        _X
  97 #define _CTYPE_B        _B
  98 #define _CTYPE_R        _R
  99 #define _CTYPE_I        _I
 100 #define _CTYPE_T        _T
 101 #define _CTYPE_Q        _Q
 102
 103 __BEGIN_DECLS
 104 int     isalnum __P((int));
 105 int     isalpha __P((int));
 106 int     iscntrl __P((int));
 107 int     isdigit __P((int));
 108 int     isgraph __P((int));
 109 int     islower __P((int));
 110 int     isprint __P((int));
 111 int     ispunct __P((int));
 112 int     isspace __P((int));
 113 int     isupper __P((int));
 114 int     isxdigit __P((int));
 115 int     tolower __P((int));
 116 int     toupper __P((int));
 117
 118 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 119 int     digittoint __P((int));
 120 int     isascii __P((int));
 121 int     isblank __P((int));
 122 int     ishexnumber __P((int));
 123 int     isideogram __P((int));
 124 int     isnumber __P((int));
 125 int     isphonogram __P((int));
 126 int     isrune __P((int));
 127 int     isspecial __P((int));
 128 int     toascii __P((int));
 129 #endif
 130 __END_DECLS
 131
 132
 133 #define isalnum(c)      __istype((c), (_A|_D))
 134 #define isalpha(c)      __istype((c),     _A)
 135 #define iscntrl(c)      __istype((c),     _C)
 136 #define isdigit(c)      __isctype((c),    _D)   /* ANSI -- locale independent */
 137 #define isgraph(c)      __istype((c),     _G)
 138 #define islower(c)      __istype((c),     _L)
 139 #define isprint(c)      __istype((c),     _R)
 140 #define ispunct(c)      __istype((c),     _P)
 141 #define isspace(c)      __istype((c),     _S)
 142 #define isupper(c)      __istype((c),     _U)
 143 #define isxdigit(c)     __isctype((c),    _X)   /* ANSI -- locale independent */
 144 #define tolower(c)      __tolower(c)
 145 #define toupper(c)      __toupper(c)
 146
 147 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 148 #define digittoint(c)   __maskrune((c), 0xFF)
 149 #define isascii(c)      ((c & ~0x7F) == 0)
 150 #define isblank(c)      __istype((c), _B)
 151 #define ishexnumber(c)  __istype((c), _X)
 152 #define isideogram(c)   __istype((c), _I)
 153 #define isnumber(c)     __istype((c), _D)
 154 #define isphonogram(c)  __istype((c), _T)
 155 #define isrune(c)       __istype((c),  0xFFFFFF00L)
 156 #define isspecial(c)    __istype((c), _Q)
 157 #define toascii(c)      ((c) & 0x7F)
 158 #endif
 159
 160 /* See comments in <machine/ansi.h> about _BSD_RUNE_T_. */
 161 __BEGIN_DECLS
 162 unsigned long   ___runetype __P((_BSD_CT_RUNE_T_));
 163 _BSD_CT_RUNE_T_ ___tolower __P((_BSD_CT_RUNE_T_));
 164 _BSD_CT_RUNE_T_ ___toupper __P((_BSD_CT_RUNE_T_));
 165 __END_DECLS
 166
 167 /*
 168  * _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us
 169  * to generate code for extern versions of all our inline functions.
 170  */
 171 #ifdef _EXTERNALIZE_CTYPE_INLINES_
 172 #define _USE_CTYPE_INLINE_
 173 #define static
 174 #define __inline
 175 #endif
 176
 177 /*
 178  * Use inline functions if we are allowed to and the compiler supports them.
 179  */
 180 #if !defined(_DONT_USE_CTYPE_INLINE_) && \
 181     (defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus))
 182
 183 static __inline int
 184 __maskrune(_BSD_CT_RUNE_T_ _c, unsigned long _f)
 185 {
 186         return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) :
 187                 _CurrentRuneLocale->runetype[_c]) & _f;
 188 }
 189
 190 static __inline int
 191 __istype(_BSD_CT_RUNE_T_ c, unsigned long f)
 192 {
 193         return !!(__maskrune(c, f));
 194 }
 195
 196 static __inline _BSD_CT_RUNE_T_
 197 __isctype(_BSD_CT_RUNE_T_ _c, unsigned long _f)
 198 {
 199         return (_c < 0 || _c >= _CACHED_RUNES) ? 0 :
 200                 !!(_DefaultRuneLocale.runetype[_c] & _f);
 201 }
 202
 203 static __inline _BSD_CT_RUNE_T_
 204 __toupper(_BSD_CT_RUNE_T_ _c)
 205 {
 206         return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) :
 207                 _CurrentRuneLocale->mapupper[_c];
 208 }
 209
 210 static __inline _BSD_CT_RUNE_T_
 211 __tolower(_BSD_CT_RUNE_T_ _c)
 212 {
 213         return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) :
 214                 _CurrentRuneLocale->maplower[_c];
 215 }
 216
 217 #else /* not using inlines */
 218
 219 __BEGIN_DECLS
 220 int             __maskrune __P((_BSD_CT_RUNE_T_, unsigned long));
 221 int             __istype  __P((_BSD_CT_RUNE_T_, unsigned long));
 222 int             __isctype __P((_BSD_CT_RUNE_T_, unsigned long));
 223 _BSD_CT_RUNE_T_ __toupper __P((_BSD_CT_RUNE_T_));
 224 _BSD_CT_RUNE_T_ __tolower __P((_BSD_CT_RUNE_T_));
 225 __END_DECLS
 226 #endif /* using inlines */
 227
 228 #endif /* !_CTYPE_H_ */