groff: update vendor branch to v1.20.1
[dragonfly.git] / contrib / groff / src / include / index.h
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92d0a6a6 1// -*- C++ -*-
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2/* Copyright (C) 1989, 1990, 1991, 1992, 2009
3 Free Software Foundation, Inc.
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4 Written by James Clark (jjc@jclark.com)
5
6This file is part of groff.
7
8groff is free software; you can redistribute it and/or modify it under
9the terms of the GNU General Public License as published by the Free
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10Software Foundation, either version 3 of the License, or
11(at your option) any later version.
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12
13groff is distributed in the hope that it will be useful, but WITHOUT ANY
14WARRANTY; without even the implied warranty of MERCHANTABILITY or
15FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16for more details.
17
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18You should have received a copy of the GNU General Public License
19along with this program. If not, see <http://www.gnu.org/licenses/>. */
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20
21#define INDEX_MAGIC 0x23021964
22#define INDEX_VERSION 1
23
24struct index_header {
25 int magic;
26 int version;
27 int tags_size;
28 int table_size;
29 int lists_size;
30 int strings_size;
31 int truncate;
32 int shortest;
33 int common;
34};
35
36struct tag {
37 int filename_index;
38 int start;
39 int length;
40};
41
42unsigned hash(const char *s, int len);