| 1 | /* kwset.h - header declaring the keyword set library.
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| 2 | Copyright (C) 1989, 1998, 2005, 2007, 2009-2021 Free Software Foundation,
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| 3 | Inc.
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| 4 |
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| 5 | This program is free software; you can redistribute it and/or modify
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| 6 | it under the terms of the GNU General Public License as published by
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| 7 | the Free Software Foundation; either version 3, or (at your option)
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| 8 | any later version.
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| 9 |
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| 10 | This program is distributed in the hope that it will be useful,
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | GNU General Public License for more details.
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| 14 |
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| 15 | You should have received a copy of the GNU General Public License
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| 16 | along with this program; if not, write to the Free Software
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| 17 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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| 18 | 02110-1301, USA. */
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| 19 |
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| 20 | /* Written August 1989 by Mike Haertel. */
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| 21 |
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| 22 | #include <stddef.h>
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| 23 | #include <stdbool.h>
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| 24 |
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| 25 | struct kwsmatch
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| 26 | {
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| 27 | ptrdiff_t index; /* Index number of matching keyword. */
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| 28 | ptrdiff_t offset; /* Offset of match. */
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| 29 | ptrdiff_t size; /* Length of match. */
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| 30 | };
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| 31 |
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| 32 | #include "arg-nonnull.h"
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| 33 |
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| 34 | struct kwset;
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| 35 | typedef struct kwset *kwset_t;
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| 36 |
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| 37 | extern kwset_t kwsalloc (char const *);
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| 38 | extern void kwsincr (kwset_t, char const *, ptrdiff_t);
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| 39 | extern ptrdiff_t kwswords (kwset_t) _GL_ATTRIBUTE_PURE;
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| 40 | extern void kwsprep (kwset_t);
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| 41 | extern ptrdiff_t kwsexec (kwset_t, char const *, ptrdiff_t,
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| 42 | struct kwsmatch *, bool)
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| 43 | _GL_ARG_NONNULL ((4));
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| 44 | extern void kwsfree (kwset_t);
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