132672Sache/* backupfile.h -- declarations for making Emacs style backup file names 232672Sache Copyright (C) 1990, 1991, 1992 Free Software Foundation, Inc. 332672Sache 432672Sache This program is free software; you can redistribute it and/or modify 532672Sache it under the terms of the GNU General Public License as published by 632672Sache the Free Software Foundation; either version 2, or (at your option) 732672Sache any later version. 832672Sache 932672Sache This program is distributed in the hope that it will be useful, 1032672Sache but WITHOUT ANY WARRANTY; without even the implied warranty of 1132672Sache MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1232672Sache GNU General Public License for more details. 1332672Sache 1432672Sache You should have received a copy of the GNU General Public License 1532672Sache along with this program; if not, write to the Free Software 1632672Sache Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ 1732672Sache 1895600Sgad/* 1995600Sgad * $FreeBSD$ 2095600Sgad */ 2195600Sgad 2232672Sache/* When to make backup files. */ 2332672Sacheenum backup_type 2432672Sache{ 2532672Sache /* Never make backups. */ 2632672Sache none, 2732672Sache 2832672Sache /* Make simple backups of every file. */ 2932672Sache simple, 3032672Sache 3132672Sache /* Make numbered backups of files that already have numbered backups, 3232672Sache and simple backups of the others. */ 3332672Sache numbered_existing, 3432672Sache 3532672Sache /* Make numbered backups of every file. */ 3632672Sache numbered 3732672Sache}; 3832672Sache 3932672Sacheextern enum backup_type backup_type; 4032672Sacheextern char *simple_backup_suffix; 4132672Sache 4295601Sgadchar *find_backup_file_name (char *_file); 4395601Sgadenum backup_type get_version(char *_version); 4495601Sgadvoid addext(char *_filename, char *_ext, int _e); 45