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annotate lib/backupfile.h @ 10780:5c7a68d31801

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Add support for Haiku.
author Bruno Haible <bruno@clisp.org>
date Mon, 10 Nov 2008 12:37:32 +0100
parents bbbbbf4cd1c5
children e8d2c6fc33ad
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1 /* backupfile.h -- declarations for making Emacs style backup file names
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2
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3 Copyright (C) 1990, 1991, 1992, 1997, 1998, 1999, 2003, 2004 Free
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4 Software Foundation, Inc.
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6 This program is free software: you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 3 of the License, or
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9 (at your option) any later version.
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11 This program is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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16 You should have received a copy of the GNU General Public License
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17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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18
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19 #ifndef BACKUPFILE_H_
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20 # define BACKUPFILE_H_
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21
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22 # ifdef __cplusplus
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23 extern "C" {
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24 # endif
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25
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26
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27 /* When to make backup files. */
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28 enum backup_type
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29 {
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30 /* Never make backups. */
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31 no_backups,
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32
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33 /* Make simple backups of every file. */
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34 simple_backups,
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36 /* Make numbered backups of files that already have numbered backups,
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37 and simple backups of the others. */
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38 numbered_existing_backups,
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40 /* Make numbered backups of every file. */
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41 numbered_backups
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42 };
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44 # define VALID_BACKUP_TYPE(Type) \
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45 ((unsigned int) (Type) <= numbered_backups)
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46
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47 extern char const *simple_backup_suffix;
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48
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49 char *find_backup_file_name (char const *, enum backup_type);
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50 enum backup_type get_version (char const *context, char const *arg);
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51 enum backup_type xget_version (char const *context, char const *arg);
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52 void addext (char *, char const *, int);
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53
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54
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55 # ifdef __cplusplus
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56 }
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57 # endif
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58
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59 #endif /* ! BACKUPFILE_H_ */