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1 /* backupfile.h -- declarations for making Emacs style backup file names |
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2 Copyright (C) 1990 Free Software Foundation, Inc. |
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3 |
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4 This program is free software; you can redistribute it and/or modify |
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5 it under the terms of the GNU General Public License as published by |
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6 the Free Software Foundation; either version 2, or (at your option) |
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7 any later version. |
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8 |
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9 This program is distributed in the hope that it will be useful, |
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 GNU General Public License for more details. |
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13 |
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14 You should have received a copy of the GNU General Public License |
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15 along with this program; if not, write to the Free Software |
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16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
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17 |
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18 /* When to make backup files. */ |
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19 enum backup_type |
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20 { |
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21 /* Never make backups. */ |
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22 none, |
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23 |
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24 /* Make simple backups of every file. */ |
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25 simple, |
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26 |
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27 /* Make numbered backups of files that already have numbered backups, |
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28 and simple backups of the others. */ |
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29 numbered_existing, |
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30 |
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31 /* Make numbered backups of every file. */ |
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32 numbered |
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33 }; |
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34 |
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35 extern enum backup_type backup_type; |
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36 extern char *simple_backup_suffix; |
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37 |
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38 #ifdef __STDC__ |
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39 char *find_backup_file_name (char *file); |
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40 #else |
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41 char *find_backup_file_name (); |
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42 #endif |
