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51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/* backupfile.h -- declarations for making Emacs style backup file names
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Copyright (C) 1990, 1991, 1992, 1997 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but 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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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* When to make backup files. */
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enum backup_type
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{
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/* Never make backups. */
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none,
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/* Make simple backups of every file. */
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simple,
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/* Make numbered backups of files that already have numbered backups,
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and simple backups of the others. */
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numbered_existing,
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/* Make numbered backups of every file. */
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numbered
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};
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extern enum backup_type backup_type;
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extern char const *simple_backup_suffix;
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#ifndef __BACKUPFILE_P
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# if defined __STDC__ || __GNUC__
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# define __BACKUPFILE_P(args) args
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# else
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# define __BACKUPFILE_P(args) ()
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# endif
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#endif
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char *base_name __BACKUPFILE_P ((char const *));
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char *find_backup_file_name __BACKUPFILE_P ((char const *));
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enum backup_type get_version __BACKUPFILE_P ((char const *));
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void addext __BACKUPFILE_P ((char *, char const *, int));
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