_ctype.h revision 101984
1/* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. 9 * 10 * This code is derived from software contributed to Berkeley by 11 * Paul Borman at Krystal Technologies. 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 8.4 (Berkeley) 1/21/94 42 * $FreeBSD: head/include/_ctype.h 101984 2002-08-16 13:42:59Z keichii $ 43 */ 44 45#ifndef _CTYPE_H_ 46#define _CTYPE_H_ 47 48/* 49 * XXX <runetype.h> brings massive namespace pollution (rune_t and struct 50 * member names). 51 */ 52#include <runetype.h> 53 54#define _CTYPE_A 0x00000100L /* Alpha */ 55#define _CTYPE_C 0x00000200L /* Control */ 56#define _CTYPE_D 0x00000400L /* Digit */ 57#define _CTYPE_G 0x00000800L /* Graph */ 58#define _CTYPE_L 0x00001000L /* Lower */ 59#define _CTYPE_P 0x00002000L /* Punct */ 60#define _CTYPE_S 0x00004000L /* Space */ 61#define _CTYPE_U 0x00008000L /* Upper */ 62#define _CTYPE_X 0x00010000L /* X digit */ 63#define _CTYPE_B 0x00020000L /* Blank */ 64#define _CTYPE_R 0x00040000L /* Print */ 65#define _CTYPE_I 0x00080000L /* Ideogram */ 66#define _CTYPE_T 0x00100000L /* Special */ 67#define _CTYPE_Q 0x00200000L /* Phonogram */ 68#define _CTYPE_SWM 0xe0000000L /* Mask to get screen width data */ 69#define _CTYPE_SWS 30 /* Bits to shift to get width */ 70#define _CTYPE_SW0 0x20000000L /* 0 width character */ 71#define _CTYPE_SW1 0x00000000L /* 1 width character / default*/ 72#define _CTYPE_SW2 0x80000000L /* 2 width character */ 73#define _CTYPE_SW3 0xc0000000L /* 3 width character */ 74 75__BEGIN_DECLS 76int isalnum(int); 77int isalpha(int); 78int iscntrl(int); 79int isdigit(int); 80int isgraph(int); 81int islower(int); 82int isprint(int); 83int ispunct(int); 84int isspace(int); 85int isupper(int); 86int isxdigit(int); 87int tolower(int); 88int toupper(int); 89 90#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 91int digittoint(int); 92int isascii(int); 93int isblank(int); 94int ishexnumber(int); 95int isideogram(int); 96int isnumber(int); 97int isphonogram(int); 98int isrune(int); 99int isspecial(int); 100int toascii(int); 101#endif 102__END_DECLS 103 104#define isalnum(c) __istype((c), _CTYPE_A|_CTYPE_D) 105#define isalpha(c) __istype((c), _CTYPE_A) 106#define iscntrl(c) __istype((c), _CTYPE_C) 107#define isdigit(c) __isctype((c), _CTYPE_D) /* ANSI -- locale independent */ 108#define isgraph(c) __istype((c), _CTYPE_G) 109#define islower(c) __istype((c), _CTYPE_L) 110#define isprint(c) __istype((c), _CTYPE_R) 111#define ispunct(c) __istype((c), _CTYPE_P) 112#define isspace(c) __istype((c), _CTYPE_S) 113#define isupper(c) __istype((c), _CTYPE_U) 114#define isxdigit(c) __isctype((c), _CTYPE_X) /* ANSI -- locale independent */ 115#define tolower(c) __tolower(c) 116#define toupper(c) __toupper(c) 117 118#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 119#define digittoint(c) __maskrune((c), 0xFF) 120#define isascii(c) (((c) & ~0x7F) == 0) 121#define isblank(c) __istype((c), _CTYPE_B) 122#define ishexnumber(c) __istype((c), _CTYPE_X) 123#define isideogram(c) __istype((c), _CTYPE_I) 124#define isnumber(c) __istype((c), _CTYPE_D) 125#define isphonogram(c) __istype((c), _CTYPE_Q) 126#define isrune(c) __istype((c), 0xFFFFFF00L) 127#define isspecial(c) __istype((c), _CTYPE_T) 128#define toascii(c) ((c) & 0x7F) 129#endif 130 131/* See comments in <machine/ansi.h> about _BSD_CT_RUNE_T_. */ 132__BEGIN_DECLS 133unsigned long ___runetype(_BSD_CT_RUNE_T_); 134_BSD_CT_RUNE_T_ ___tolower(_BSD_CT_RUNE_T_); 135_BSD_CT_RUNE_T_ ___toupper(_BSD_CT_RUNE_T_); 136__END_DECLS 137 138/* 139 * _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us 140 * to generate code for extern versions of all our inline functions. 141 */ 142#ifdef _EXTERNALIZE_CTYPE_INLINES_ 143#define _USE_CTYPE_INLINE_ 144#define static 145#define __inline 146#endif 147 148/* 149 * Use inline functions if we are allowed to and the compiler supports them. 150 */ 151#if !defined(_DONT_USE_CTYPE_INLINE_) && \ 152 (defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus)) 153static __inline int 154__maskrune(_BSD_CT_RUNE_T_ _c, unsigned long _f) 155{ 156 return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) : 157 _CurrentRuneLocale->runetype[_c]) & _f; 158} 159 160static __inline int 161__istype(_BSD_CT_RUNE_T_ _c, unsigned long _f) 162{ 163 return (!!__maskrune(_c, _f)); 164} 165 166static __inline int 167__isctype(_BSD_CT_RUNE_T_ _c, unsigned long _f) 168{ 169 return (_c < 0 || _c >= _CACHED_RUNES) ? 0 : 170 !!(_DefaultRuneLocale.runetype[_c] & _f); 171} 172 173static __inline _BSD_CT_RUNE_T_ 174__toupper(_BSD_CT_RUNE_T_ _c) 175{ 176 return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) : 177 _CurrentRuneLocale->mapupper[_c]; 178} 179 180static __inline _BSD_CT_RUNE_T_ 181__tolower(_BSD_CT_RUNE_T_ _c) 182{ 183 return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) : 184 _CurrentRuneLocale->maplower[_c]; 185} 186 187#else /* not using inlines */ 188 189__BEGIN_DECLS 190int __maskrune(_BSD_CT_RUNE_T_, unsigned long); 191int __istype(_BSD_CT_RUNE_T_, unsigned long); 192int __isctype(_BSD_CT_RUNE_T_, unsigned long); 193_BSD_CT_RUNE_T_ __toupper(_BSD_CT_RUNE_T_); 194_BSD_CT_RUNE_T_ __tolower(_BSD_CT_RUNE_T_); 195__END_DECLS 196#endif /* using inlines */ 197 198#endif /* !_CTYPE_H_ */ 199