64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/* backupfile.h -- declarations for making Emacs style backup file names
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Copyright (C) 1990-1992, 1997-1999, 2001-2003 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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#ifndef BACKUPFILE_H_
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# define BACKUPFILE_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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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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# define VALID_BACKUP_TYPE(Type) \
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((Type) == none \
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|| (Type) == simple \
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|| (Type) == numbered_existing \
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|| (Type) == numbered)
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extern DLL_VARIABLE char const *simple_backup_suffix;
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extern char *find_backup_file_name (char const *file,
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enum backup_type backup_type);
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extern enum backup_type get_version (char const *context, char const *arg);
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extern enum backup_type xget_version (char const *context, char const *arg);
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extern void addext (char *filename, char const *ext, char e);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ! BACKUPFILE_H_ */
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