66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
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* wordfnmatch.c: fnmatch on word boundaries
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*
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* Copyright (C) 2001, 2003, 2008 Colin Watson.
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*
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* This file is part of man-db.
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*
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* man-db is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* man-db is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with man-db; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include <ctype.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include "fnmatch.h"
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#include "xalloc.h"
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#include "manconfig.h"
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#include "wordfnmatch.h"
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/* TODO: How on earth do we allow multiple-word matches without
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* reimplementing fnmatch()?
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*/
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bool word_fnmatch (const char *pattern, const char *string)
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{
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char *dupstring = xstrdup (string);
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const char *begin = dupstring;
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char *p;
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for (p = dupstring; *p; p++) {
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if (CTYPE (isalpha, *p) || *p == '_')
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continue;
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/* Check for multiple non-word characters in a row. */
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if (p <= begin + 1)
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begin++;
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else {
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*p = '\0';
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if (fnmatch (pattern, begin, FNM_CASEFOLD) == 0) {
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free (dupstring);
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return true;
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}
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begin = p + 1;
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}
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}
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free (dupstring);
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return false;
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}
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