_ctype.h revision 232620
1/*- 2 * Copyright (c) 2011 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * This software was developed by David Chisnall under sponsorship from 6 * the FreeBSD Foundation. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: head/include/xlocale/_ctype.h 232620 2012-03-06 20:15:23Z dim $ 30 */ 31 32 33#if (defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \ 34 (!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H)) 35 36#ifdef _XLOCALE_WCTYPES 37#define _XLOCALE_WCTYPE_H 38#else 39#define _XLOCALE_CTYPE_H 40#endif 41 42#ifndef _LOCALE_T_DEFINED 43#define _LOCALE_T_DEFINED 44typedef struct _xlocale *locale_t; 45#endif 46 47#ifndef _XLOCALE_RUN_FUNCTIONS_DEFINED 48#define _XLOCALE_RUN_FUNCTIONS_DEFINED 1 49unsigned long ___runetype_l(__ct_rune_t, locale_t) __pure; 50__ct_rune_t ___tolower_l(__ct_rune_t, locale_t) __pure; 51__ct_rune_t ___toupper_l(__ct_rune_t, locale_t) __pure; 52_RuneLocale *__runes_for_locale(locale_t, int*); 53#endif 54 55#ifndef _XLOCALE_INLINE 56#if __GNUC__ && !__GNUC_STDC_INLINE__ 57/* GNU89 inline has nonstandard semantics. */ 58#define _XLOCALE_INLINE extern __inline 59#else 60/* Hack to work around people who define inline away */ 61#ifdef inline 62#define _XLOCALE_INLINE static __inline 63#else 64/* Define with C++ / C99 compatible semantics */ 65#define _XLOCALE_INLINE inline 66#endif 67#endif 68#endif /* _XLOCALE_INLINE */ 69 70#ifdef _XLOCALE_WCTYPES 71static __inline int 72__maskrune_l(__ct_rune_t _c, unsigned long _f, locale_t locale) 73{ 74 int mb_sb_limit; 75 _RuneLocale *runes = __runes_for_locale(locale, &mb_sb_limit); 76 return (_c < 0 || _c >= _CACHED_RUNES) ? ___runetype_l(_c, locale) : 77 runes->__runetype[_c] & _f; 78} 79 80static __inline int 81__istype_l(__ct_rune_t _c, unsigned long _f, locale_t locale) 82{ 83 return (!!__maskrune_l(_c, _f, locale)); 84} 85 86#define XLOCALE_ISCTYPE(fname, cat) \ 87 _XLOCALE_INLINE int isw##fname##_l(int, locale_t);\ 88 _XLOCALE_INLINE int isw##fname##_l(int __c, locale_t __l)\ 89 { return __istype_l(__c, cat, __l); } 90#else 91static __inline int 92__sbmaskrune_l(__ct_rune_t _c, unsigned long _f, locale_t locale) 93{ 94 int mb_sb_limit; 95 _RuneLocale *runes = __runes_for_locale(locale, &mb_sb_limit); 96 return (_c < 0 || _c >= mb_sb_limit) ? 0 : 97 runes->__runetype[_c] & _f; 98} 99 100static __inline int 101__sbistype_l(__ct_rune_t _c, unsigned long _f, locale_t locale) 102{ 103 return (!!__sbmaskrune_l(_c, _f, locale)); 104} 105 106#define XLOCALE_ISCTYPE(fname, cat) \ 107 _XLOCALE_INLINE int is##fname##_l(int c, locale_t l); \ 108 _XLOCALE_INLINE int is##fname##_l(int c, locale_t l)\ 109 { return __sbistype_l(c, cat, l); } 110#endif 111 112XLOCALE_ISCTYPE(alnum, _CTYPE_A|_CTYPE_D) 113XLOCALE_ISCTYPE(alpha, _CTYPE_A) 114XLOCALE_ISCTYPE(blank, _CTYPE_B) 115XLOCALE_ISCTYPE(cntrl, _CTYPE_C) 116XLOCALE_ISCTYPE(digit, _CTYPE_D) 117XLOCALE_ISCTYPE(graph, _CTYPE_G) 118XLOCALE_ISCTYPE(hexnumber, _CTYPE_X) 119XLOCALE_ISCTYPE(ideogram, _CTYPE_I) 120XLOCALE_ISCTYPE(lower, _CTYPE_L) 121XLOCALE_ISCTYPE(number, _CTYPE_D) 122XLOCALE_ISCTYPE(phonogram, _CTYPE_Q) 123XLOCALE_ISCTYPE(print, _CTYPE_R) 124XLOCALE_ISCTYPE(punct, _CTYPE_P) 125XLOCALE_ISCTYPE(rune, 0xFFFFFF00L) 126XLOCALE_ISCTYPE(space, _CTYPE_S) 127XLOCALE_ISCTYPE(special, _CTYPE_T) 128XLOCALE_ISCTYPE(upper, _CTYPE_U) 129XLOCALE_ISCTYPE(xdigit, _CTYPE_X) 130#undef XLOCALE_ISCTYPE 131 132#ifdef _XLOCALE_WCTYPES 133_XLOCALE_INLINE int towlower_l(int, locale_t); 134_XLOCALE_INLINE int __wcwidth_l(__ct_rune_t, locale_t); 135_XLOCALE_INLINE int towupper_l(int, locale_t); 136 137_XLOCALE_INLINE int towlower_l(int __c, locale_t __l) 138{ 139 int mb_sb_limit; 140 _RuneLocale *__runes = __runes_for_locale(__l, &mb_sb_limit); 141 return (__c < 0 || __c >= _CACHED_RUNES) ? ___tolower_l(__c, __l) : 142 __runes->__maplower[__c]; 143} 144_XLOCALE_INLINE int towupper_l(int __c, locale_t __l) 145{ 146 int mb_sb_limit; 147 _RuneLocale *__runes = __runes_for_locale(__l, &mb_sb_limit); 148 return (__c < 0 || __c >= _CACHED_RUNES) ? ___toupper_l(__c, __l) : 149 __runes->__mapupper[__c]; 150} 151_XLOCALE_INLINE int 152__wcwidth_l(__ct_rune_t _c, locale_t __l) 153{ 154 unsigned int _x; 155 156 if (_c == 0) 157 return (0); 158 _x = (unsigned int)__maskrune_l(_c, _CTYPE_SWM|_CTYPE_R, __l); 159 if ((_x & _CTYPE_SWM) != 0) 160 return ((_x & _CTYPE_SWM) >> _CTYPE_SWS); 161 return ((_x & _CTYPE_R) != 0 ? 1 : -1); 162} 163int iswctype_l(wint_t __wc, wctype_t __charclass, locale_t __l); 164wctype_t wctype_l(const char *property, locale_t __l); 165wint_t towctrans_l(wint_t __wc, wctrans_t desc, locale_t __l); 166wint_t nextwctype_l(wint_t __wc, wctype_t wct, locale_t __l); 167wctrans_t wctrans_l(const char *__charclass, locale_t __l); 168#undef _XLOCALE_WCTYPES 169#else 170_XLOCALE_INLINE int digittoint_l(int, locale_t); 171_XLOCALE_INLINE int tolower_l(int, locale_t); 172_XLOCALE_INLINE int toupper_l(int, locale_t); 173 174_XLOCALE_INLINE int digittoint_l(int __c, locale_t __l) 175{ return __sbmaskrune_l((__c), 0xFF, __l); } 176 177_XLOCALE_INLINE int tolower_l(int __c, locale_t __l) 178{ 179 int __limit; 180 _RuneLocale *__runes = __runes_for_locale(__l, &__limit); 181 return (__c < 0 || __c >= __limit) ? __c : 182 __runes->__maplower[__c]; 183} 184_XLOCALE_INLINE int toupper_l(int __c, locale_t __l) 185{ 186 int __limit; 187 _RuneLocale *__runes = __runes_for_locale(__l, &__limit); 188 return (__c < 0 || __c >= __limit) ? __c : 189 __runes->__mapupper[__c]; 190} 191#endif 192#endif /* (defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \ 193 (!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H)) */ 194