Remove some old architecture handling.
[dragonfly.git] / usr.bin / tr / cset.h
bloba934b40a3c0f0d73ce5b54c67d0578ede068e84a
1 /*-
2 * Copyright (c) 2004 Tim J. Robbins.
3 * All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
26 * $FreeBSD: head/usr.bin/tr/cset.h 200462 2009-12-13 03:14:06Z delphij $
29 #ifndef CSET_H
30 #define CSET_H
32 #include <stdbool.h>
33 #include <wchar.h>
34 #include <wctype.h>
36 struct csnode {
37 wchar_t csn_min;
38 wchar_t csn_max;
39 struct csnode *csn_left;
40 struct csnode *csn_right;
43 struct csclass {
44 wctype_t csc_type;
45 bool csc_invert;
46 struct csclass *csc_next;
49 struct cset {
50 #define CS_CACHE_SIZE 256
51 bool cs_cache[CS_CACHE_SIZE];
52 bool cs_havecache;
53 struct csclass *cs_classes;
54 struct csnode *cs_root;
55 bool cs_invert;
58 bool cset_addclass(struct cset *, wctype_t, bool);
59 struct cset * cset_alloc(void);
60 bool cset_add(struct cset *, wchar_t);
61 void cset_invert(struct cset *);
62 bool cset_in_hard(struct cset *, wchar_t);
63 void cset_cache(struct cset *);
65 static __inline bool
66 cset_in(struct cset *cs, wchar_t ch)
69 if (ch < CS_CACHE_SIZE && cs->cs_havecache)
70 return (cs->cs_cache[ch]);
71 return (cset_in_hard(cs, ch));
74 #endif /* CSET_H */