2 /* Copyright (C) 1989, 1990, 1991, 1992, 2004, 2009
3 Free Software Foundation, Inc.
4 Written by James Clark (jjc@jclark.com)
6 This file is part of groff.
8 groff is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 groff is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
26 cset csalpha(CSET_BUILTIN);
27 cset csupper(CSET_BUILTIN);
28 cset cslower(CSET_BUILTIN);
29 cset csdigit(CSET_BUILTIN);
30 cset csxdigit(CSET_BUILTIN);
31 cset csspace(CSET_BUILTIN);
32 cset cspunct(CSET_BUILTIN);
33 cset csalnum(CSET_BUILTIN);
34 cset csprint(CSET_BUILTIN);
35 cset csgraph(CSET_BUILTIN);
36 cset cscntrl(CSET_BUILTIN);
39 #define ISASCII(c) isascii(c)
41 #define ISASCII(c) (1)
47 for (int i = 0; i <= UCHAR_MAX; i++)
56 cset::cset(const char *s)
60 v[(unsigned char)*s++] = 1;
63 cset::cset(const unsigned char *s)
70 cset::cset(cset_builtin)
72 // these are initialised by cset_init::cset_init()
75 cset &cset::operator|=(const cset &cs)
77 for (int i = 0; i <= UCHAR_MAX; i++)
84 int cset_init::initialised = 0;
86 cset_init::cset_init()
91 for (int i = 0; i <= UCHAR_MAX; i++) {
92 csalpha.v[i] = ISASCII(i) && isalpha(i);
93 csupper.v[i] = ISASCII(i) && isupper(i);
94 cslower.v[i] = ISASCII(i) && islower(i);
95 csdigit.v[i] = ISASCII(i) && isdigit(i);
96 csxdigit.v[i] = ISASCII(i) && isxdigit(i);
97 csspace.v[i] = ISASCII(i) && isspace(i);
98 cspunct.v[i] = ISASCII(i) && ispunct(i);
99 csalnum.v[i] = ISASCII(i) && isalnum(i);
100 csprint.v[i] = ISASCII(i) && isprint(i);
101 csgraph.v[i] = ISASCII(i) && isgraph(i);
102 cscntrl.v[i] = ISASCII(i) && iscntrl(i);