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Diffstat (limited to 'sh.char.h')
| -rw-r--r-- | sh.char.h | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/sh.char.h b/sh.char.h new file mode 100644 index 0000000..de2b5c0 --- /dev/null +++ b/sh.char.h @@ -0,0 +1,275 @@ +/* $Header: /p/tcsh/cvsroot/tcsh/sh.char.h,v 3.32 2006/09/26 16:44:37 christos Exp $ */ +/* + * sh.char.h: Table for spotting special characters quickly + * Makes for very obscure but efficient coding. + */ +/*- + * Copyright (c) 1980, 1991 The Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#ifndef _h_sh_char +#define _h_sh_char +#if defined(NeXT) && defined(NLS) +# include <appkit/NXCType.h> +#else +# include <ctype.h> +# ifdef WIDE_STRINGS +# ifdef HAVE_WCTYPE_H +# include <wctype.h> +# else +# include <wchar.h> +# endif +# endif +#endif + +typedef unsigned char tcshuc; +#ifdef _MINIX +# undef _SP +#endif /* _MINIX */ +extern unsigned short _cmap[]; +#if defined(DSPMBYTE) +# define CHECK_MBYTEVAR STRdspmbyte +#endif +extern unsigned short _cmap_c[]; +extern unsigned short _cmap_mbyte[]; +extern short _enable_mbdisp; +extern unsigned short _mbmap[]; +extern unsigned short _mbmap_euc[]; +extern unsigned short _mbmap_sjis[]; +extern unsigned short _mbmap_big5[]; +extern unsigned short _mbmap_utf8[]; +/* VARIABLE Check str */ +/* same compiler require #define even not define DSPMBYTE */ +#define _MB1 0x0001 +#define _MB2 0x0002 + +#ifndef NLS +extern tcshuc _cmap_lower[], _cmap_upper[]; + +#endif + +#define _QF 0x0001 /* '" (Forward quotes) */ +#define _QB 0x0002 /* ` (Backquote) */ +#define _SP 0x0004 /* space and tab */ +#define _NL 0x0008 /* \n */ +#define _META 0x0010 /* lex meta characters, sp #'`";&<>()|\t\n */ +#define _GLOB 0x0020 /* glob characters, *?{[` */ +#define _ESC 0x0040 /* \ */ +#define _DOL 0x0080 /* $ */ +#define _DIG 0x0100 /* 0-9 */ +#define _LET 0x0200 /* a-z, A-Z, _, or locale-specific */ +#define _UP 0x0400 /* A-Z, or locale-specific */ +#define _DOW 0x0800 /* a-z, or locale-specific */ +#define _XD 0x1000 /* 0-9, a-f, A-F */ +#define _CMD 0x2000 /* lex end of command chars, ;&(|` */ +#define _CTR 0x4000 /* control */ +#define _PUN 0x8000 /* punctuation */ + +#ifdef IS_ASCII +# define ASC(ch) (ch) +# define CTL_ESC(ch) (ch) +#else +# ifdef _OSD_POSIX +/* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */ +# include <ascii_ebcdic.h> +# else +/* "OS/390 USS" is a POSIX on a main frame using an IBM1047 char set */ +# endif + extern unsigned short _toascii[256]; + extern unsigned short _toebcdic[256]; + +/* mainly for comparisons if (ASC(ch)=='\177')... */ +# define ASC(ch) _toascii[(tcshuc)(ch)] + +/* Literal escapes ('\010') must be mapped to EBCDIC, + * for C-Escapes ('\b'), the compiler already does it. + */ +# define CTL_ESC(ch) _toebcdic[(tcshuc)(ch)] +#endif /*IS_ASCII*/ + +#ifdef WIDE_STRINGS +# define cmap(c, bits) \ + (((c) < 0) ? 0 : \ + ((c) & QUOTE) || (c) >= 0x0080 ? 0 : (_cmap[(tcshuc)ASC(c)] & (bits))) +#elif defined(SHORT_STRINGS) && defined(KANJI) +# define cmap(c, bits) \ + (((c) < 0) ? 0 : \ + (((c) & QUOTE) || ((ASC(c) & 0x80) && adrof(STRnokanji))) ? \ + 0 : (_cmap[(tcshuc)ASC(c)] & (bits))) +#else /* SHORT_STRINGS && KANJI */ +# define cmap(c, bits) \ + (((c) < 0) ? 0 : \ + ((c) & QUOTE) ? 0 : (_cmap[(tcshuc)ASC(c)] & (bits))) +#endif /* SHORT_STRINGS && KANJI */ + +#define isglob(c) cmap((c), _GLOB) +#define isspc(c) cmap((c), _SP) +#define ismeta(c) cmap((c), _META) +#define iscmdmeta(c) cmap((c), _CMD) +#ifdef WIDE_STRINGS +#define letter(c) (((c) & QUOTE) ? 0 : \ + (iswalpha((tcshuc) (c)) || (c) == '_')) +#define alnum(c) (((c) & QUOTE) ? 0 : \ + (iswalnum((tcshuc) (c)) || (c) == '_')) +#else +#define letter(c) (((Char)(c) & QUOTE) ? 0 : \ + (isalpha((tcshuc) (c)) || (c) == '_')) +#define alnum(c) (((Char)(c) & QUOTE) ? 0 : \ + (isalnum((tcshuc) (c)) || (c) == '_')) +#endif + +#if defined(DSPMBYTE) +# define IsmbyteU(c) (Ismbyte1((Char)(c))||(Ismbyte2((Char)(c))&&((c)&0200))) +#endif + +#ifdef NLS +# ifdef WIDE_STRINGS +# define Isspace(c) (((c) & QUOTE) ? 0 : iswspace(c)) +# define Isdigit(c) (((c) & QUOTE) ? 0 : iswdigit(c)) +# define Isalpha(c) (((c) & QUOTE) ? 0 : iswalpha(c)) +# define Islower(c) (((c) & QUOTE) ? 0 : iswlower(c)) +# define Isupper(c) (((c) & QUOTE) ? 0 : iswupper(c)) +# define Tolower(c) (((c) & QUOTE) ? 0 : (wchar_t)towlower(c)) +# define Toupper(c) (((c) & QUOTE) ? 0 : (wchar_t)towupper(c)) +# define Isxdigit(c) (((c) & QUOTE) ? 0 : iswxdigit(c)) +# define Isalnum(c) (((c) & QUOTE) ? 0 : iswalnum(c)) +# define Iscntrl(c) (((c) & QUOTE) ? 0 : iswcntrl(c)) +# define Isprint(c) (((c) & QUOTE) ? 0 : iswprint(c)) +# define Ispunct(c) (((c) & QUOTE) ? 0 : iswpunct(c)) +# elif defined (NeXT) +# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : NXIsSpace((unsigned) (c))) +# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsDigit((unsigned) (c))) +# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlpha((unsigned) (c))) +# define Islower(c) (((Char)(c) & QUOTE) ? 0 : NXIsLower((unsigned) (c))) +# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : NXIsUpper((unsigned) (c))) +# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : NXToLower((unsigned) (c))) +# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : NXToUpper((unsigned) (c))) +# define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsXDigit((unsigned) (c))) +#if defined(DSPMBYTE) +# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c))) +# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) +# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c))) +# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) +#else +# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlNum((unsigned) (c))) +# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c))) +# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c))) +#endif /* !defined(DSPMBYTE) */ +# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : NXIsPunct((unsigned) (c))) +# else /* !NeXT */ +# ifndef WINNT_NATIVE +# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace((tcshuc) (c))) +# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit((tcshuc) (c))) +# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha((tcshuc) (c))) +# define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower((tcshuc) (c))) +# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper((tcshuc) (c))) +# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower((tcshuc) (c))) +# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper((tcshuc) (c))) +# define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : isxdigit((tcshuc) (c))) +# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum((tcshuc) (c))) +#if defined(DSPMBYTE) +# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c))) +# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) +#else +# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c))) +#endif /* !defined(DSPMBYTE) */ +# if SOLARIS2 == 24 + /* + * From <casper@fwi.uva.nl> Casper Dik: + * In Solaris 2.4, isprint('\t') returns true after setlocal(LC_ALL,""). + * This breaks commandline editing when you include tabs. + * (This is in the en_US locale). + */ +#if defined(DSPMBYTE) +# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : \ + (isprint((tcshuc) (c)) && (c) != '\t')) +#else +# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : \ + (isprint((tcshuc) (c)) && (c) != '\t')) +#endif /* !defined(DSPMBYTE) */ +# else +#if defined(DSPMBYTE) +# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c))) +#else +# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c))) +#endif /* !defined(DSPMBYTE) */ +# endif /* SOLARIS2 == 24 */ +#if defined(DSPMBYTE) +# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) +#endif /* !defined(DSPMBYTE) */ +# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct((tcshuc) (c))) +# else /* WINNT_NATIVE */ +# define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace( oem_it((tcshuc)(c)))) +# define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit( oem_it((tcshuc)(c)))) +# define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha( oem_it((tcshuc)(c)))) +# define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower( oem_it((tcshuc)(c)))) +# define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper( oem_it((tcshuc)(c)))) +# define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower( oem_it((tcshuc)(c)))) +# define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper( oem_it((tcshuc)(c)))) +# define Isxdigit(c)(((Char)(c) & QUOTE) ? 0 : isxdigit(oem_it((tcshuc)(c)))) +# define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum( oem_it((tcshuc)(c)))) +# define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct( oem_it((tcshuc)(c)))) +#if defined(DSPMBYTE) +# define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c)))) +# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) +# define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c)))) +# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) +#else +# define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c)))) +# define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c)))) +#endif /* !defined(DSPMBYTE) */ +# endif /* WINNT_NATIVE */ +# endif /* !NeXT */ +#else /* !NLS */ +# define Isspace(c) cmap((c), _SP|_NL) +# define Isdigit(c) cmap((c), _DIG) +# define Isalpha(c) (cmap((c),_LET) && !(((c) & META) && AsciiOnly)) +# define Islower(c) (cmap((c),_DOW) && !(((c) & META) && AsciiOnly)) +# define Isupper(c) (cmap((c), _UP) && !(((c) & META) && AsciiOnly)) +# define Tolower(c) (_cmap_lower[ASC(c)]) +# define Toupper(c) (_cmap_upper[ASC(c)]) +# define Isxdigit(c) cmap((c), _XD) +# define Isalnum(c) (cmap((c), _DIG|_LET) && !(((Char)(c) & META) && AsciiOnly)) +#if defined(DSPMBYTE) +# define IscntrlM(c) (cmap((c),_CTR) && !(((c) & META) && AsciiOnly)) +# define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) ) +# define IsprintM(c) (!cmap((c),_CTR) && !(((c) & META) && AsciiOnly)) +# define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) ) +#else +# define Iscntrl(c) (cmap((c),_CTR) && !(((c) & META) && AsciiOnly)) +# define Isprint(c) (!cmap((c),_CTR) && !(((c) & META) && AsciiOnly)) +#endif /* !defined(DSPMBYTE) */ +# define Ispunct(c) (cmap((c),_PUN) && !(((c) & META) && AsciiOnly)) + +#endif /* !NLS */ + +#if defined(DSPMBYTE) +# define Ismbyte1(c) ((_mbmap[(c) & 0377] & _MB1) ? 1 : 0) +# define Ismbyte2(c) ((_mbmap[(c) & 0377] & _MB2) ? 1 : 0) +#endif + +#endif /* _h_sh_char */ |
