2 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
3 Written by James Clark (jjc@jclark.com)
5 This file is part of groff.
7 groff is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License along
18 with groff; see the file COPYING. If not, write to the Free Software
19 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 cset csalpha(CSET_BUILTIN);
25 cset csupper(CSET_BUILTIN);
26 cset cslower(CSET_BUILTIN);
27 cset csdigit(CSET_BUILTIN);
28 cset csxdigit(CSET_BUILTIN);
29 cset csspace(CSET_BUILTIN);
30 cset cspunct(CSET_BUILTIN);
31 cset csalnum(CSET_BUILTIN);
32 cset csprint(CSET_BUILTIN);
33 cset csgraph(CSET_BUILTIN);
34 cset cscntrl(CSET_BUILTIN);
37 #define ISASCII(c) isascii(c)
39 #define ISASCII(c) (1)
45 for (int i = 0; i <= UCHAR_MAX; i++)
54 cset::cset(const char *s)
58 v[(unsigned char)*s++] = 1;
61 cset::cset(const unsigned char *s)
68 cset::cset(cset_builtin)
70 // these are initialised by cset_init::cset_init()
73 cset &cset::operator|=(const cset &cs)
75 for (int i = 0; i <= UCHAR_MAX; i++)
82 int cset_init::initialised = 0;
84 cset_init::cset_init()
89 for (int i = 0; i <= UCHAR_MAX; i++) {
90 csalpha.v[i] = ISASCII(i) && isalpha(i);
91 csupper.v[i] = ISASCII(i) && isupper(i);
92 cslower.v[i] = ISASCII(i) && islower(i);
93 csdigit.v[i] = ISASCII(i) && isdigit(i);
94 csxdigit.v[i] = ISASCII(i) && isxdigit(i);
95 csspace.v[i] = ISASCII(i) && isspace(i);
96 cspunct.v[i] = ISASCII(i) && ispunct(i);
97 csalnum.v[i] = ISASCII(i) && isalnum(i);
98 csprint.v[i] = ISASCII(i) && isprint(i);
99 csgraph.v[i] = ISASCII(i) && isgraph(i);
100 cscntrl.v[i] = ISASCII(i) && iscntrl(i);