ctype.h revision 102093
197403Sobrien/* 297403Sobrien * Copyright (c) 1989, 1993 3132720Skan * The Regents of the University of California. All rights reserved. 497403Sobrien * (c) UNIX System Laboratories, Inc. 597403Sobrien * All or some portions of this file are derived from material licensed 697403Sobrien * to the University of California by American Telephone and Telegraph 797403Sobrien * Co. or Unix System Laboratories, Inc. and are reproduced herein with 897403Sobrien * the permission of UNIX System Laboratories, Inc. 997403Sobrien * 1097403Sobrien * This code is derived from software contributed to Berkeley by 1197403Sobrien * Paul Borman at Krystal Technologies. 1297403Sobrien * 1397403Sobrien * Redistribution and use in source and binary forms, with or without 1497403Sobrien * modification, are permitted provided that the following conditions 1597403Sobrien * are met: 1697403Sobrien * 1. Redistributions of source code must retain the above copyright 1797403Sobrien * notice, this list of conditions and the following disclaimer. 18169691Skan * 2. Redistributions in binary form must reproduce the above copyright 1997403Sobrien * notice, this list of conditions and the following disclaimer in the 2097403Sobrien * documentation and/or other materials provided with the distribution. 2197403Sobrien * 3. All advertising materials mentioning features or use of this software 2297403Sobrien * must display the following acknowledgement: 2397403Sobrien * This product includes software developed by the University of 2497403Sobrien * California, Berkeley and its contributors. 2597403Sobrien * 4. Neither the name of the University nor the names of its contributors 2697403Sobrien * may be used to endorse or promote products derived from this software 2797403Sobrien * without specific prior written permission. 2897403Sobrien * 2997403Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 3097403Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 3197403Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 3297403Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 3397403Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 34132720Skan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 35132720Skan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 36132720Skan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3797403Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3897403Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 39102782Skan * SUCH DAMAGE. 40102782Skan * 4197403Sobrien * @(#)ctype.h 8.4 (Berkeley) 1/21/94 4297403Sobrien * $FreeBSD: head/include/ctype.h 102093 2002-08-19 08:50:41Z ache $ 43102782Skan */ 44102782Skan 45102782Skan#ifndef _CTYPE_H_ 46102782Skan#define _CTYPE_H_ 47102782Skan 48102782Skan/* 49102782Skan * XXX <runetype.h> brings massive namespace pollution (rune_t and struct 50102782Skan * member names). 51102782Skan */ 52102782Skan#include <runetype.h> 53102782Skan 54102782Skan#define _CTYPE_A 0x00000100L /* Alpha */ 55102782Skan#define _CTYPE_C 0x00000200L /* Control */ 56102782Skan#define _CTYPE_D 0x00000400L /* Digit */ 57102782Skan#define _CTYPE_G 0x00000800L /* Graph */ 58102782Skan#define _CTYPE_L 0x00001000L /* Lower */ 59102782Skan#define _CTYPE_P 0x00002000L /* Punct */ 60102782Skan#define _CTYPE_S 0x00004000L /* Space */ 61102782Skan#define _CTYPE_U 0x00008000L /* Upper */ 62102782Skan#define _CTYPE_X 0x00010000L /* X digit */ 63102782Skan#define _CTYPE_B 0x00020000L /* Blank */ 64102782Skan#define _CTYPE_R 0x00040000L /* Print */ 65102782Skan#define _CTYPE_I 0x00080000L /* Ideogram */ 66102782Skan#define _CTYPE_T 0x00100000L /* Special */ 67102782Skan#define _CTYPE_Q 0x00200000L /* Phonogram */ 68102782Skan#define _CTYPE_SWM 0xe0000000L /* Mask to get screen width data */ 69102782Skan#define _CTYPE_SWS 30 /* Bits to shift to get width */ 70102782Skan#define _CTYPE_SWA 0x00000000L /* autowidth / default */ 71102782Skan#define _CTYPE_SW0 0x20000000L /* 0 width character */ 72102782Skan#define _CTYPE_SW1 0x40000000L /* 1 width character */ 73102782Skan#define _CTYPE_SW2 0x80000000L /* 2 width character */ 74102782Skan#define _CTYPE_SW3 0xc0000000L /* 3 width character */ 75102782Skan 76102782Skan__BEGIN_DECLS 77102782Skanint isalnum(int); 78102782Skanint isalpha(int); 79102782Skanint iscntrl(int); 80102782Skanint isdigit(int); 81102782Skanint isgraph(int); 82132720Skanint islower(int); 83102782Skanint isprint(int); 84102782Skanint ispunct(int); 85102782Skanint isspace(int); 86102782Skanint isupper(int); 87102782Skanint isxdigit(int); 88102782Skanint tolower(int); 89102782Skanint toupper(int); 90102782Skan 91102782Skan#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 92102782Skanint digittoint(int); 93102782Skanint isascii(int); 94102782Skanint isblank(int); 95102782Skanint ishexnumber(int); 96132720Skanint isideogram(int); 97132720Skanint isnumber(int); 98102782Skanint isphonogram(int); 99102782Skanint isrune(int); 100132720Skanint isspecial(int); 101102782Skanint toascii(int); 102102782Skan#endif 103102782Skan__END_DECLS 104102782Skan 105102782Skan#define isalnum(c) __istype((c), _CTYPE_A|_CTYPE_D) 106102782Skan#define isalpha(c) __istype((c), _CTYPE_A) 107102782Skan#define iscntrl(c) __istype((c), _CTYPE_C) 10897403Sobrien#define isdigit(c) __isctype((c), _CTYPE_D) /* ANSI -- locale independent */ 109102782Skan#define isgraph(c) __istype((c), _CTYPE_G) 110132720Skan#define islower(c) __istype((c), _CTYPE_L) 111132720Skan#define isprint(c) __istype((c), _CTYPE_R) 112102782Skan#define ispunct(c) __istype((c), _CTYPE_P) 113102782Skan#define isspace(c) __istype((c), _CTYPE_S) 114132720Skan#define isupper(c) __istype((c), _CTYPE_U) 115132720Skan#define isxdigit(c) __isctype((c), _CTYPE_X) /* ANSI -- locale independent */ 116132720Skan#define tolower(c) __tolower(c) 117102782Skan#define toupper(c) __toupper(c) 118102782Skan 119102782Skan#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 120102782Skan#define digittoint(c) __maskrune((c), 0xFF) 121102782Skan#define isascii(c) (((c) & ~0x7F) == 0) 122102782Skan#define isblank(c) __istype((c), _CTYPE_B) 123102782Skan#define ishexnumber(c) __istype((c), _CTYPE_X) 124102782Skan#define isideogram(c) __istype((c), _CTYPE_I) 125#define isnumber(c) __istype((c), _CTYPE_D) 126#define isphonogram(c) __istype((c), _CTYPE_Q) 127#define isrune(c) __istype((c), 0xFFFFFF00L) 128#define isspecial(c) __istype((c), _CTYPE_T) 129#define toascii(c) ((c) & 0x7F) 130#endif 131 132/* See comments in <machine/ansi.h> about _BSD_CT_RUNE_T_. */ 133__BEGIN_DECLS 134unsigned long ___runetype(_BSD_CT_RUNE_T_); 135_BSD_CT_RUNE_T_ ___tolower(_BSD_CT_RUNE_T_); 136_BSD_CT_RUNE_T_ ___toupper(_BSD_CT_RUNE_T_); 137__END_DECLS 138 139/* 140 * _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us 141 * to generate code for extern versions of all our inline functions. 142 */ 143#ifdef _EXTERNALIZE_CTYPE_INLINES_ 144#define _USE_CTYPE_INLINE_ 145#define static 146#define __inline 147#endif 148 149/* 150 * Use inline functions if we are allowed to and the compiler supports them. 151 */ 152#if !defined(_DONT_USE_CTYPE_INLINE_) && \ 153 (defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus)) 154static __inline int 155__maskrune(_BSD_CT_RUNE_T_ _c, unsigned long _f) 156{ 157 return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) : 158 _CurrentRuneLocale->runetype[_c]) & _f; 159} 160 161static __inline int 162__istype(_BSD_CT_RUNE_T_ _c, unsigned long _f) 163{ 164 return (!!__maskrune(_c, _f)); 165} 166 167static __inline int 168__isctype(_BSD_CT_RUNE_T_ _c, unsigned long _f) 169{ 170 return (_c < 0 || _c >= _CACHED_RUNES) ? 0 : 171 !!(_DefaultRuneLocale.runetype[_c] & _f); 172} 173 174static __inline _BSD_CT_RUNE_T_ 175__toupper(_BSD_CT_RUNE_T_ _c) 176{ 177 return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) : 178 _CurrentRuneLocale->mapupper[_c]; 179} 180 181static __inline _BSD_CT_RUNE_T_ 182__tolower(_BSD_CT_RUNE_T_ _c) 183{ 184 return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) : 185 _CurrentRuneLocale->maplower[_c]; 186} 187 188#else /* not using inlines */ 189 190__BEGIN_DECLS 191int __maskrune(_BSD_CT_RUNE_T_, unsigned long); 192int __istype(_BSD_CT_RUNE_T_, unsigned long); 193int __isctype(_BSD_CT_RUNE_T_, unsigned long); 194_BSD_CT_RUNE_T_ __toupper(_BSD_CT_RUNE_T_); 195_BSD_CT_RUNE_T_ __tolower(_BSD_CT_RUNE_T_); 196__END_DECLS 197#endif /* using inlines */ 198 199#endif /* !_CTYPE_H_ */ 200