1 /* $Header: /p/tcsh/cvsroot/tcsh/sh.char.h,v 3.35 2008/09/25 14:41:34 christos Exp $ */
3 * sh.char.h: Table for spotting special characters quickly
4 * Makes for very obscure but efficient coding.
7 * Copyright (c) 1980, 1991 The Regents of the University of California.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #if defined(NeXT) && defined(NLS)
37 # include <appkit/NXCType.h>
49 typedef unsigned char tcshuc;
53 extern unsigned short _cmap[];
55 # define CHECK_MBYTEVAR STRdspmbyte
57 extern unsigned short _cmap_c[];
58 extern unsigned short _cmap_mbyte[];
59 extern short _enable_mbdisp;
60 extern unsigned short _mbmap[];
61 extern unsigned short _mbmap_euc[];
62 extern unsigned short _mbmap_sjis[];
63 extern unsigned short _mbmap_big5[];
64 extern unsigned short _mbmap_utf8[];
65 /* VARIABLE Check str */
66 /* same compiler require #define even not define DSPMBYTE */
73 extern tcshuc _cmap_lower[], _cmap_upper[];
79 #define _QF 0x0001 /* '" (Forward quotes) */
81 #define _QB 0x0002 /* ` (Backquote) */
83 #define _SP 0x0004 /* space and tab */
86 #define _XD 0x0001 /* As in <ctype.h> */
88 #define _UP 0x0002 /* As in <ctype.h> */
90 #define _SP 0x0004 /* As in <ctype.h> */
93 #define _NL 0x0008 /* \n */
95 #define _META 0x0010 /* lex meta characters, sp #'`";&<>()|\t\n */
97 #define _GLOB 0x0020 /* glob characters, *?{[` */
99 #define _ESC 0x0040 /* \ */
101 #define _DOL 0x0080 /* $ */
103 #define _DIG 0x0100 /* 0-9 */
105 #define _LET 0x0200 /* a-z, A-Z, _, or locale-specific */
108 #define _UP 0x0400 /* A-Z, or locale-specific */
111 #define _QF 0x0400 /* '" (Forward quotes) */
114 #define _DOW 0x0800 /* a-z, or locale-specific */
117 #define _XD 0x1000 /* 0-9, a-f, A-F */
120 #define _QB 0x1000 /* 0-9, a-f, A-F */
123 #define _CMD 0x2000 /* lex end of command chars, ;&(|` */
125 #define _CTR 0x4000 /* control */
127 #define _PUN 0x8000 /* punctuation */
130 # define ASC(ch) (ch)
131 # define CTL_ESC(ch) (ch)
134 /* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */
135 # include <ascii_ebcdic.h>
137 /* "OS/390 USS" is a POSIX on a main frame using an IBM1047 char set */
139 extern unsigned short _toascii[256];
140 extern unsigned short _toebcdic[256];
142 /* mainly for comparisons if (ASC(ch)=='\177')... */
143 # define ASC(ch) _toascii[(tcshuc)(ch)]
145 /* Literal escapes ('\010') must be mapped to EBCDIC,
146 * for C-Escapes ('\b'), the compiler already does it.
148 # define CTL_ESC(ch) _toebcdic[(tcshuc)(ch)]
152 # define cmap(c, bits) \
154 ((c) & QUOTE) || (c) >= 0x0080 ? 0 : (_cmap[(tcshuc)ASC(c)] & (bits)))
155 #elif defined(SHORT_STRINGS) && defined(KANJI)
156 # define cmap(c, bits) \
158 (((c) & QUOTE) || ((ASC(c) & 0x80) && adrof(STRnokanji))) ? \
159 0 : (_cmap[(tcshuc)ASC(c)] & (bits)))
160 #else /* SHORT_STRINGS && KANJI */
161 # define cmap(c, bits) \
163 ((c) & QUOTE) ? 0 : (_cmap[(tcshuc)ASC(c)] & (bits)))
164 #endif /* SHORT_STRINGS && KANJI */
166 #define isglob(c) cmap((c), _GLOB)
167 #define isspc(c) cmap((c), _SP)
168 #define ismeta(c) cmap((c), _META)
169 #define iscmdmeta(c) cmap((c), _CMD)
171 #define letter(c) (((c) & QUOTE) ? 0 : \
172 (iswalpha((tcshuc) (c)) || (c) == '_'))
173 #define alnum(c) (((c) & QUOTE) ? 0 : \
174 (iswalnum((tcshuc) (c)) || (c) == '_'))
176 #define letter(c) (((Char)(c) & QUOTE) ? 0 : \
177 ((isalpha((tcshuc) (c)) && !(cmap((c), _PUN))) \
179 #define alnum(c) (((Char)(c) & QUOTE) ? 0 : \
180 ((isalnum((tcshuc) (c)) && !(cmap((c), _PUN))) \
185 #if defined(DSPMBYTE)
186 # define IsmbyteU(c) (Ismbyte1((Char)(c))||(Ismbyte2((Char)(c))&&((c)&0200)))
191 # define Isspace(c) (((c) & QUOTE) ? 0 : iswspace(c))
192 # define Isdigit(c) (((c) & QUOTE) ? 0 : iswdigit(c))
193 # define Isalpha(c) (((c) & QUOTE) ? 0 : iswalpha(c))
194 # define Islower(c) (((c) & QUOTE) ? 0 : iswlower(c))
195 # define Isupper(c) (((c) & QUOTE) ? 0 : iswupper(c))
196 # define Tolower(c) (((c) & QUOTE) ? 0 : (wchar_t)towlower(c))
197 # define Toupper(c) (((c) & QUOTE) ? 0 : (wchar_t)towupper(c))
198 # define Isxdigit(c) (((c) & QUOTE) ? 0 : iswxdigit(c))
199 # define Isalnum(c) (((c) & QUOTE) ? 0 : iswalnum(c))
200 # define Iscntrl(c) (((c) & QUOTE) ? 0 : iswcntrl(c))
201 # define Isprint(c) (((c) & QUOTE) ? 0 : iswprint(c))
202 # define Ispunct(c) (((c) & QUOTE) ? 0 : iswpunct(c))
203 # elif defined (NeXT)
204 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : NXIsSpace((unsigned) (c)))
205 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsDigit((unsigned) (c)))
206 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlpha((unsigned) (c)))
207 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : NXIsLower((unsigned) (c)))
208 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : NXIsUpper((unsigned) (c)))
209 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : NXToLower((unsigned) (c)))
210 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : NXToUpper((unsigned) (c)))
211 # define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsXDigit((unsigned) (c)))
212 #if defined(DSPMBYTE)
213 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
214 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
215 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
216 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
218 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlNum((unsigned) (c)))
219 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
220 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
221 #endif /* !defined(DSPMBYTE) */
222 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : NXIsPunct((unsigned) (c)))
224 # ifndef WINNT_NATIVE
225 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace((tcshuc) (c)))
226 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit((tcshuc) (c)))
227 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha((tcshuc) (c)))
228 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower((tcshuc) (c)))
229 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper((tcshuc) (c)))
230 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower((tcshuc) (c)))
231 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper((tcshuc) (c)))
232 # define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : isxdigit((tcshuc) (c)))
233 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum((tcshuc) (c)))
234 #if defined(DSPMBYTE)
235 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
236 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
238 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
239 #endif /* !defined(DSPMBYTE) */
242 * From <casper@fwi.uva.nl> Casper Dik:
243 * In Solaris 2.4, isprint('\t') returns true after setlocal(LC_ALL,"").
244 * This breaks commandline editing when you include tabs.
245 * (This is in the en_US locale).
247 #if defined(DSPMBYTE)
248 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : \
249 (isprint((tcshuc) (c)) && (c) != '\t'))
251 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : \
252 (isprint((tcshuc) (c)) && (c) != '\t'))
253 #endif /* !defined(DSPMBYTE) */
255 #if defined(DSPMBYTE)
256 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
258 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
259 #endif /* !defined(DSPMBYTE) */
260 # endif /* SOLARIS2 == 24 */
261 #if defined(DSPMBYTE)
262 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
263 #endif /* !defined(DSPMBYTE) */
264 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct((tcshuc) (c)))
265 # else /* WINNT_NATIVE */
266 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace( oem_it((tcshuc)(c))))
267 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit( oem_it((tcshuc)(c))))
268 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha( oem_it((tcshuc)(c))))
269 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower( oem_it((tcshuc)(c))))
270 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper( oem_it((tcshuc)(c))))
271 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower( oem_it((tcshuc)(c))))
272 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper( oem_it((tcshuc)(c))))
273 # define Isxdigit(c)(((Char)(c) & QUOTE) ? 0 : isxdigit(oem_it((tcshuc)(c))))
274 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum( oem_it((tcshuc)(c))))
275 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct( oem_it((tcshuc)(c))))
276 #if defined(DSPMBYTE)
277 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
278 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
279 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
280 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
282 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
283 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
284 #endif /* !defined(DSPMBYTE) */
285 # endif /* WINNT_NATIVE */
288 # define Isspace(c) cmap((c), _SP|_NL)
289 # define Isdigit(c) cmap((c), _DIG)
290 # define Isalpha(c) (cmap((c),_LET) && !(((c) & META) && AsciiOnly))
291 # define Islower(c) (cmap((c),_DOW) && !(((c) & META) && AsciiOnly))
292 # define Isupper(c) (cmap((c), _UP) && !(((c) & META) && AsciiOnly))
293 # define Tolower(c) (_cmap_lower[ASC(c)])
294 # define Toupper(c) (_cmap_upper[ASC(c)])
295 # define Isxdigit(c) cmap((c), _XD)
296 # define Isalnum(c) (cmap((c), _DIG|_LET) && !(((Char)(c) & META) && AsciiOnly))
297 #if defined(DSPMBYTE)
298 # define IscntrlM(c) (cmap((c),_CTR) && !(((c) & META) && AsciiOnly))
299 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
300 # define IsprintM(c) (!cmap((c),_CTR) && !(((c) & META) && AsciiOnly))
301 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
303 # define Iscntrl(c) (cmap((c),_CTR) && !(((c) & META) && AsciiOnly))
304 # define Isprint(c) (!cmap((c),_CTR) && !(((c) & META) && AsciiOnly))
305 #endif /* !defined(DSPMBYTE) */
306 # define Ispunct(c) (cmap((c),_PUN) && !(((c) & META) && AsciiOnly))
310 #if defined(DSPMBYTE)
311 # define Ismbyte1(c) ((_mbmap[(c) & 0377] & _MB1) ? 1 : 0)
312 # define Ismbyte2(c) ((_mbmap[(c) & 0377] & _MB2) ? 1 : 0)
315 #endif /* _h_sh_char */