mutt_regex.h

/**
 * @file
 * Constants/structs for handling (lists of) regular expressions
 *
 * @authors
 * Copyright (C) 1996-2000 Michael R. Elkins <me@mutt.org>
 *
 * @copyright
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * A (more) generic interface to regular expression matching
 */

#ifndef _MUTT_REGEX_H
#define _MUTT_REGEX_H

#include <regex.h>
#include "where.h"

/* this is a non-standard option supported by Solaris 2.5.x which allows
 * patterns of the form \<...\>
 */
#ifndef REG_WORDS
#define REG_WORDS 0
#endif

#define REGCOMP(X, Y, Z) regcomp(X, Y, REG_WORDS | REG_EXTENDED | (Z))
#define REGEXEC(X, Y) regexec(&X, Y, (size_t) 0, (regmatch_t *) 0, (int) 0)

/**
 * struct Regex - Cached regular expression
 */
struct Regex
{
  char *pattern; /**< printable version */
  regex_t *rx;   /**< compiled expression */
  int not;       /**< do not match */
};

/**
 * struct RxList - List of regular expressions
 */
struct RxList
{
  struct Regex *rx;
  struct RxList *next;
};

/**
 * struct ReplaceList - List of regular expressions
 */
struct ReplaceList
{
  struct Regex *rx;
  int nmatch;
  char *template;
  struct ReplaceList *next;
};

WHERE struct Regex Mask;
WHERE struct Regex QuoteRegexp;
WHERE struct Regex ReplyRegexp;
WHERE struct Regex Smileys;
WHERE struct Regex GecosMask;

#endif /* _MUTT_REGEX_H */