sh.char.h revision 59243
159243Sobrien/* $Header: /src/pub/tcsh/sh.char.h,v 3.15 1998/09/18 16:09:07 christos Exp $ */ 259243Sobrien/* 359243Sobrien * sh.char.h: Table for spotting special characters quickly 459243Sobrien * Makes for very obscure but efficient coding. 559243Sobrien */ 659243Sobrien/*- 759243Sobrien * Copyright (c) 1980, 1991 The Regents of the University of California. 859243Sobrien * All rights reserved. 959243Sobrien * 1059243Sobrien * Redistribution and use in source and binary forms, with or without 1159243Sobrien * modification, are permitted provided that the following conditions 1259243Sobrien * are met: 1359243Sobrien * 1. Redistributions of source code must retain the above copyright 1459243Sobrien * notice, this list of conditions and the following disclaimer. 1559243Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1659243Sobrien * notice, this list of conditions and the following disclaimer in the 1759243Sobrien * documentation and/or other materials provided with the distribution. 1859243Sobrien * 3. All advertising materials mentioning features or use of this software 1959243Sobrien * must display the following acknowledgement: 2059243Sobrien * This product includes software developed by the University of 2159243Sobrien * California, Berkeley and its contributors. 2259243Sobrien * 4. Neither the name of the University nor the names of its contributors 2359243Sobrien * may be used to endorse or promote products derived from this software 2459243Sobrien * without specific prior written permission. 2559243Sobrien * 2659243Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2759243Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2859243Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2959243Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 3059243Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 3159243Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3259243Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3359243Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3459243Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3559243Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3659243Sobrien * SUCH DAMAGE. 3759243Sobrien */ 3859243Sobrien#ifndef _h_sh_char 3959243Sobrien#define _h_sh_char 4059243Sobrien#if defined(NeXT) && defined(NLS) 4159243Sobrien# include <appkit/NXCType.h> 4259243Sobrien#else 4359243Sobrien# include <ctype.h> 4459243Sobrien#endif 4559243Sobrien 4659243Sobrientypedef unsigned char tcshuc; 4759243Sobrien#ifdef _MINIX 4859243Sobrien# undef _SP 4959243Sobrien#endif /* _MINIX */ 5059243Sobrienextern unsigned short _cmap[]; 5159243Sobrien#if defined(DSPMBYTE) 5259243Sobrienextern unsigned short _mbmap[]; 5359243Sobrien# define CHECK_MBYTEVAR STRdspmbyte 5459243Sobrien#endif 5559243Sobrienextern unsigned short _cmap_c[]; 5659243Sobrienextern unsigned short _cmap_mbyte[]; 5759243Sobrienextern short _enable_mbdisp; 5859243Sobrienextern unsigned short _mbmap[]; 5959243Sobrienextern unsigned short _mbmap_euc[]; 6059243Sobrienextern unsigned short _mbmap_sjis[]; 6159243Sobrien/* VARIABLE Check str */ 6259243Sobrien/* same compiler require #define even not define DSPMBYTE */ 6359243Sobrien#define _MB1 0x0001 6459243Sobrien#define _MB2 0x0002 6559243Sobrien 6659243Sobrien#ifndef NLS 6759243Sobrienextern tcshuc _cmap_lower[], _cmap_upper[]; 6859243Sobrien 6959243Sobrien#endif 7059243Sobrien 7159243Sobrien#define _QF 0x0001 /* '" (Forward quotes) */ 7259243Sobrien#define _QB 0x0002 /* ` (Backquote) */ 7359243Sobrien#define _SP 0x0004 /* space and tab */ 7459243Sobrien#define _NL 0x0008 /* \n */ 7559243Sobrien#define _META 0x0010 /* lex meta characters, sp #'`";&<>()|\t\n */ 7659243Sobrien#define _GLOB 0x0020 /* glob characters, *?{[` */ 7759243Sobrien#define _ESC 0x0040 /* \ */ 7859243Sobrien#define _DOL 0x0080 /* $ */ 7959243Sobrien#define _DIG 0x0100 /* 0-9 */ 8059243Sobrien#define _LET 0x0200 /* a-z, A-Z, _ */ 8159243Sobrien#define _UP 0x0400 /* A-Z */ 8259243Sobrien#define _DOW 0x0800 /* a-z */ 8359243Sobrien#define _XD 0x1000 /* 0-9, a-f, A-F */ 8459243Sobrien#define _CMD 0x2000 /* lex end of command chars, ;&(|` */ 8559243Sobrien#define _CTR 0x4000 /* control */ 8659243Sobrien#define _PUN 0x8000 /* punctuation */ 8759243Sobrien 8859243Sobrien#if defined(SHORT_STRINGS) && defined(KANJI) 8959243Sobrien#define ASC(ch) ch 9059243Sobrien#define CTL_ESC(ch) ch 9159243Sobrien#define cmap(c, bits) \ 9259243Sobrien ((((c) & QUOTE) || ((c & 0x80) && adrof(STRnokanji))) ? \ 9359243Sobrien 0 : (_cmap[(tcshuc)(c)] & (bits))) 9459243Sobrien#else 9559243Sobrien#ifndef _OSD_POSIX 9659243Sobrien#define ASC(ch) ch 9759243Sobrien#define CTL_ESC(ch) ch 9859243Sobrien#define cmap(c, bits) \ 9959243Sobrien (((c) & QUOTE) ? 0 : (_cmap[(tcshuc)(c)] & (bits))) 10059243Sobrien#else /*_OSD_POSIX*/ 10159243Sobrien/* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */ 10259243Sobrienextern unsigned short _toascii[256]; 10359243Sobrienextern unsigned short _toebcdic[256]; 10459243Sobrien 10559243Sobrien/* mainly for comparisons if (ASC(ch)=='\177')... */ 10659243Sobrien#define ASC(ch) _toascii[(tcshuc)ch] 10759243Sobrien 10859243Sobrien/* Literal escapes ('\010') must be mapped to EBCDIC, 10959243Sobrien * for C-Escapes ('\b'), the compiler already does it. 11059243Sobrien */ 11159243Sobrien#define CTL_ESC(ch) _toebcdic[(tcshuc)ch] 11259243Sobrien 11359243Sobrien#define cmap(c, bits) \ 11459243Sobrien (((c) & QUOTE) ? 0 : (_cmap[_toascii[(tcshuc)(c)]] & (bits))) 11559243Sobrien#endif /*_OSD_POSIX*/ 11659243Sobrien#endif 11759243Sobrien 11859243Sobrien#define isglob(c) cmap(c, _GLOB) 11959243Sobrien#define isspc(c) cmap(c, _SP) 12059243Sobrien#define ismeta(c) cmap(c, _META) 12159243Sobrien#define iscmdmeta(c) cmap(c, _CMD) 12259243Sobrien#define letter(c) (((Char)(c) & QUOTE) ? 0 : \ 12359243Sobrien (isalpha((tcshuc) (c)) || (c) == '_')) 12459243Sobrien#define alnum(c) (((Char)(c) & QUOTE) ? 0 : \ 12559243Sobrien (isalnum((tcshuc) (c)) || (c) == '_')) 12659243Sobrien 12759243Sobrien#if defined(DSPMBYTE) 12859243Sobrien# define IsmbyteU(c) (Ismbyte1((Char)(c))||(Ismbyte2((Char)(c))&&((c)&0200))) 12959243Sobrien#endif 13059243Sobrien 13159243Sobrien#ifdef NLS 13259243Sobrien# ifdef NeXT 13359243Sobrien# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : NXIsSpace((unsigned) (c))) 13459243Sobrien# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsDigit((unsigned) (c))) 13559243Sobrien# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlpha((unsigned) (c))) 13659243Sobrien# define Islower(c) (((Char)(c) & QUOTE) ? 0 : NXIsLower((unsigned) (c))) 13759243Sobrien# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : NXIsUpper((unsigned) (c))) 13859243Sobrien# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : NXToLower((unsigned) (c))) 13959243Sobrien# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : NXToUpper((unsigned) (c))) 14059243Sobrien# define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsXDigit((unsigned) (c))) 14159243Sobrien#if defined(DSPMBYTE) 14259243Sobrien# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c))) 14359243Sobrien# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) 14459243Sobrien# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c))) 14559243Sobrien# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) 14659243Sobrien#else 14759243Sobrien# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlNum((unsigned) (c))) 14859243Sobrien# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c))) 14959243Sobrien# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c))) 15059243Sobrien#endif /* !defined(DSPMBYTE) */ 15159243Sobrien# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : NXIsPunct((unsigned) (c))) 15259243Sobrien# else /* !NeXT */ 15359243Sobrien# ifndef WINNT 15459243Sobrien# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace((tcshuc) (c))) 15559243Sobrien# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit((tcshuc) (c))) 15659243Sobrien# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha((tcshuc) (c))) 15759243Sobrien# define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower((tcshuc) (c))) 15859243Sobrien# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper((tcshuc) (c))) 15959243Sobrien# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower((tcshuc) (c))) 16059243Sobrien# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper((tcshuc) (c))) 16159243Sobrien# define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : isxdigit((tcshuc) (c))) 16259243Sobrien# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum((tcshuc) (c))) 16359243Sobrien#if defined(DSPMBYTE) 16459243Sobrien# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c))) 16559243Sobrien# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) 16659243Sobrien#else 16759243Sobrien# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c))) 16859243Sobrien#endif /* !defined(DSPMBYTE) */ 16959243Sobrien# if SOLARIS2 == 24 17059243Sobrien /* 17159243Sobrien * From <casper@fwi.uva.nl> Casper Dik: 17259243Sobrien * In Solaris 2.4, isprint('\t') returns true after setlocal(LC_ALL,""). 17359243Sobrien * This breaks commandline editing when you include tabs. 17459243Sobrien * (This is in the en_US locale). 17559243Sobrien */ 17659243Sobrien#if defined(DSPMBYTE) 17759243Sobrien# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : \ 17859243Sobrien (isprint((tcshuc) (c)) && (c) != '\t')) 17959243Sobrien#else 18059243Sobrien# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : \ 18159243Sobrien (isprint((tcshuc) (c)) && (c) != '\t')) 18259243Sobrien#endif /* !defined(DSPMBYTE) */ 18359243Sobrien# else 18459243Sobrien#if defined(DSPMBYTE) 18559243Sobrien# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c))) 18659243Sobrien#else 18759243Sobrien# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c))) 18859243Sobrien#endif /* !defined(DSPMBYTE) */ 18959243Sobrien# endif /* SOLARIS2 == 24 */ 19059243Sobrien#if defined(DSPMBYTE) 19159243Sobrien# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) 19259243Sobrien#endif /* !defined(DSPMBYTE) */ 19359243Sobrien# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct((tcshuc) (c))) 19459243Sobrien# else /* WINNT */ 19559243Sobrien# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace( oem_it((tcshuc)(c)))) 19659243Sobrien# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit( oem_it((tcshuc)(c)))) 19759243Sobrien# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha( oem_it((tcshuc)(c)))) 19859243Sobrien# define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower( oem_it((tcshuc)(c)))) 19959243Sobrien# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper( oem_it((tcshuc)(c)))) 20059243Sobrien# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower( oem_it((tcshuc)(c)))) 20159243Sobrien# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper( oem_it((tcshuc)(c)))) 20259243Sobrien# define Isxdigit(c)(((Char)(c) & QUOTE) ? 0 : isxdigit(oem_it((tcshuc)(c)))) 20359243Sobrien# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum( oem_it((tcshuc)(c)))) 20459243Sobrien# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct( oem_it((tcshuc)(c)))) 20559243Sobrien#if defined(DSPMBYTE) 20659243Sobrien# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c)))) 20759243Sobrien# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) 20859243Sobrien# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c)))) 20959243Sobrien# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) 21059243Sobrien#else 21159243Sobrien# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c)))) 21259243Sobrien# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c)))) 21359243Sobrien#endif /* !defined(DSPMBYTE) */ 21459243Sobrien# endif /* WINNT */ 21559243Sobrien# endif /* !NeXT */ 21659243Sobrien#else /* !NLS */ 21759243Sobrien# define Isspace(c) cmap(c, _SP|_NL) 21859243Sobrien# define Isdigit(c) cmap(c, _DIG) 21959243Sobrien# define Isalpha(c) (cmap(c,_LET) && !(((c) & META) && AsciiOnly)) 22059243Sobrien# define Islower(c) (cmap(c,_DOW) && !(((c) & META) && AsciiOnly)) 22159243Sobrien# define Isupper(c) (cmap(c, _UP) && !(((c) & META) && AsciiOnly)) 22259243Sobrien#ifndef _OSD_POSIX 22359243Sobrien# define Tolower(c) (_cmap_lower[(tcshuc)(c)]) 22459243Sobrien# define Toupper(c) (_cmap_upper[(tcshuc)(c)]) 22559243Sobrien#else /*_OSD_POSIX*/ 22659243Sobrien/* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */ 22759243Sobrien# define Tolower(c) (_cmap_lower[_toascii[(tcshuc)(c)]]) 22859243Sobrien# define Toupper(c) (_cmap_upper[_toascii[(tcshuc)(c)]]) 22959243Sobrien#endif /*_OSD_POSIX*/ 23059243Sobrien# define Isxdigit(c) cmap(c, _XD) 23159243Sobrien# define Isalnum(c) (cmap(c, _DIG|_LET) && !(((Char)(c) & META) && AsciiOnly)) 23259243Sobrien#if defined(DSPMBYTE) 23359243Sobrien# define IscntrlM(c) (cmap(c,_CTR) && !(((c) & META) && AsciiOnly)) 23459243Sobrien# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) 23559243Sobrien# define IsprintM(c) (!cmap(c,_CTR) && !(((c) & META) && AsciiOnly)) 23659243Sobrien# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) 23759243Sobrien#else 23859243Sobrien# define Iscntrl(c) (cmap(c,_CTR) && !(((c) & META) && AsciiOnly)) 23959243Sobrien# define Isprint(c) (!cmap(c,_CTR) && !(((c) & META) && AsciiOnly)) 24059243Sobrien#endif /* !defined(DSPMBYTE) */ 24159243Sobrien# define Ispunct(c) (cmap(c,_PUN) && !(((c) & META) && AsciiOnly)) 24259243Sobrien 24359243Sobrien#endif /* !NLS */ 24459243Sobrien 24559243Sobrien#if defined(DSPMBYTE) 24659243Sobrien# define Ismbyte1(c) ((_mbmap[(c) & 0377] & _MB1) ? 1 : 0) 24759243Sobrien# define Ismbyte2(c) ((_mbmap[(c) & 0377] & _MB2) ? 1 : 0) 24859243Sobrien#endif 24959243Sobrien 25059243Sobrien#endif /* _h_sh_char */ 251