1 /* $Header: /src/pub/tcsh/sh.char.h,v 3.17 2000/11/11 23:03:35 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. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 #if defined(NeXT) && defined(NLS)
41 # include <appkit/NXCType.h>
46 typedef unsigned char tcshuc;
50 extern unsigned short _cmap[];
52 extern unsigned short _mbmap[];
53 # define CHECK_MBYTEVAR STRdspmbyte
55 extern unsigned short _cmap_c[];
56 extern unsigned short _cmap_mbyte[];
57 extern short _enable_mbdisp;
58 extern unsigned short _mbmap[];
59 extern unsigned short _mbmap_euc[];
60 extern unsigned short _mbmap_sjis[];
61 /* VARIABLE Check str */
62 /* same compiler require #define even not define DSPMBYTE */
67 extern tcshuc _cmap_lower[], _cmap_upper[];
71 #define _QF 0x0001 /* '" (Forward quotes) */
72 #define _QB 0x0002 /* ` (Backquote) */
73 #define _SP 0x0004 /* space and tab */
74 #define _NL 0x0008 /* \n */
75 #define _META 0x0010 /* lex meta characters, sp #'`";&<>()|\t\n */
76 #define _GLOB 0x0020 /* glob characters, *?{[` */
77 #define _ESC 0x0040 /* \ */
78 #define _DOL 0x0080 /* $ */
79 #define _DIG 0x0100 /* 0-9 */
80 #define _LET 0x0200 /* a-z, A-Z, _ */
81 #define _UP 0x0400 /* A-Z */
82 #define _DOW 0x0800 /* a-z */
83 #define _XD 0x1000 /* 0-9, a-f, A-F */
84 #define _CMD 0x2000 /* lex end of command chars, ;&(|` */
85 #define _CTR 0x4000 /* control */
86 #define _PUN 0x8000 /* punctuation */
88 #if defined(SHORT_STRINGS) && defined(KANJI)
90 # define CTL_ESC(ch) ch
91 # define cmap(c, bits) \
92 ((((c) & QUOTE) || ((c & 0x80) && adrof(STRnokanji))) ? \
93 0 : (_cmap[(tcshuc)(c)] & (bits)))
94 #else /* SHORT_STRINGS && KANJI */
97 # define CTL_ESC(ch) ch
98 # define cmap(c, bits) \
99 (((c) & QUOTE) ? 0 : (_cmap[(tcshuc)(c)] & (bits)))
100 # else /* IS_ASCII */
101 /* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */
102 /* "OS/390 USS" is a POSIX on a main frame using an IBM1047 char set */
103 extern unsigned short _toascii[256];
104 extern unsigned short _toebcdic[256];
106 /* mainly for comparisons if (ASC(ch)=='\177')... */
107 # define ASC(ch) _toascii[(tcshuc)ch]
109 /* Literal escapes ('\010') must be mapped to EBCDIC,
110 * for C-Escapes ('\b'), the compiler already does it.
112 # define CTL_ESC(ch) _toebcdic[(tcshuc)ch]
114 # define cmap(c, bits) \
115 (((c) & QUOTE) ? 0 : (_cmap[_toascii[(tcshuc)(c)]] & (bits)))
116 # endif /* IS_ASCII */
117 #endif /* SHORT_STRINGS && KANJI */
119 #define isglob(c) cmap(c, _GLOB)
120 #define isspc(c) cmap(c, _SP)
121 #define ismeta(c) cmap(c, _META)
122 #define iscmdmeta(c) cmap(c, _CMD)
123 #define letter(c) (((Char)(c) & QUOTE) ? 0 : \
124 (isalpha((tcshuc) (c)) || (c) == '_'))
125 #define alnum(c) (((Char)(c) & QUOTE) ? 0 : \
126 (isalnum((tcshuc) (c)) || (c) == '_'))
128 #if defined(DSPMBYTE)
129 # define IsmbyteU(c) (Ismbyte1((Char)(c))||(Ismbyte2((Char)(c))&&((c)&0200)))
134 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : NXIsSpace((unsigned) (c)))
135 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsDigit((unsigned) (c)))
136 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlpha((unsigned) (c)))
137 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : NXIsLower((unsigned) (c)))
138 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : NXIsUpper((unsigned) (c)))
139 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : NXToLower((unsigned) (c)))
140 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : NXToUpper((unsigned) (c)))
141 # define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : NXIsXDigit((unsigned) (c)))
142 #if defined(DSPMBYTE)
143 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
144 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
145 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
146 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
148 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : NXIsAlNum((unsigned) (c)))
149 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
150 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
151 #endif /* !defined(DSPMBYTE) */
152 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : NXIsPunct((unsigned) (c)))
154 # ifndef WINNT_NATIVE
155 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace((tcshuc) (c)))
156 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit((tcshuc) (c)))
157 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha((tcshuc) (c)))
158 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower((tcshuc) (c)))
159 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper((tcshuc) (c)))
160 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower((tcshuc) (c)))
161 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper((tcshuc) (c)))
162 # define Isxdigit(c) (((Char)(c) & QUOTE) ? 0 : isxdigit((tcshuc) (c)))
163 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum((tcshuc) (c)))
164 #if defined(DSPMBYTE)
165 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
166 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
168 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
169 #endif /* !defined(DSPMBYTE) */
172 * From <casper@fwi.uva.nl> Casper Dik:
173 * In Solaris 2.4, isprint('\t') returns true after setlocal(LC_ALL,"").
174 * This breaks commandline editing when you include tabs.
175 * (This is in the en_US locale).
177 #if defined(DSPMBYTE)
178 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : \
179 (isprint((tcshuc) (c)) && (c) != '\t'))
181 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : \
182 (isprint((tcshuc) (c)) && (c) != '\t'))
183 #endif /* !defined(DSPMBYTE) */
185 #if defined(DSPMBYTE)
186 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
188 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
189 #endif /* !defined(DSPMBYTE) */
190 # endif /* SOLARIS2 == 24 */
191 #if defined(DSPMBYTE)
192 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
193 #endif /* !defined(DSPMBYTE) */
194 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct((tcshuc) (c)))
195 # else /* WINNT_NATIVE */
196 # define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace( oem_it((tcshuc)(c))))
197 # define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit( oem_it((tcshuc)(c))))
198 # define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha( oem_it((tcshuc)(c))))
199 # define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower( oem_it((tcshuc)(c))))
200 # define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper( oem_it((tcshuc)(c))))
201 # define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower( oem_it((tcshuc)(c))))
202 # define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper( oem_it((tcshuc)(c))))
203 # define Isxdigit(c)(((Char)(c) & QUOTE) ? 0 : isxdigit(oem_it((tcshuc)(c))))
204 # define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum( oem_it((tcshuc)(c))))
205 # define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct( oem_it((tcshuc)(c))))
206 #if defined(DSPMBYTE)
207 # define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
208 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
209 # define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
210 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
212 # define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
213 # define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
214 #endif /* !defined(DSPMBYTE) */
215 # endif /* WINNT_NATIVE */
218 # define Isspace(c) cmap(c, _SP|_NL)
219 # define Isdigit(c) cmap(c, _DIG)
220 # define Isalpha(c) (cmap(c,_LET) && !(((c) & META) && AsciiOnly))
221 # define Islower(c) (cmap(c,_DOW) && !(((c) & META) && AsciiOnly))
222 # define Isupper(c) (cmap(c, _UP) && !(((c) & META) && AsciiOnly))
224 # define Tolower(c) (_cmap_lower[(tcshuc)(c)])
225 # define Toupper(c) (_cmap_upper[(tcshuc)(c)])
227 /* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */
228 # define Tolower(c) (_cmap_lower[_toascii[(tcshuc)(c)]])
229 # define Toupper(c) (_cmap_upper[_toascii[(tcshuc)(c)]])
231 # define Isxdigit(c) cmap(c, _XD)
232 # define Isalnum(c) (cmap(c, _DIG|_LET) && !(((Char)(c) & META) && AsciiOnly))
233 #if defined(DSPMBYTE)
234 # define IscntrlM(c) (cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
235 # define Iscntrl(c) ( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
236 # define IsprintM(c) (!cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
237 # define Isprint(c) ( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
239 # define Iscntrl(c) (cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
240 # define Isprint(c) (!cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
241 #endif /* !defined(DSPMBYTE) */
242 # define Ispunct(c) (cmap(c,_PUN) && !(((c) & META) && AsciiOnly))
246 #if defined(DSPMBYTE)
247 # define Ismbyte1(c) ((_mbmap[(c) & 0377] & _MB1) ? 1 : 0)
248 # define Ismbyte2(c) ((_mbmap[(c) & 0377] & _MB2) ? 1 : 0)
251 #endif /* _h_sh_char */