/* backupfile.h -- declarations for making Emacs style backup file names
- Copyright (C) 1990, 1991, 1992, 1997 Free Software Foundation, Inc.
+
+ Copyright (C) 1990, 1991, 1992, 1997, 1998, 1999, 2003, 2004 Free
+ Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING.
If not, write to the Free Software Foundation,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifndef BACKUPFILE_H_
+# define BACKUPFILE_H_
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
/* When to make backup files. */
enum backup_type
{
/* Never make backups. */
- none,
+ no_backups,
/* Make simple backups of every file. */
- simple,
+ simple_backups,
/* Make numbered backups of files that already have numbered backups,
and simple backups of the others. */
- numbered_existing,
+ numbered_existing_backups,
/* Make numbered backups of every file. */
- numbered
+ numbered_backups
};
-extern enum backup_type backup_type;
+# define VALID_BACKUP_TYPE(Type) \
+ ((unsigned int) (Type) <= numbered_backups)
+
extern char const *simple_backup_suffix;
-#ifndef __BACKUPFILE_P
-# if defined __STDC__ || __GNUC__
-# define __BACKUPFILE_P(args) args
-# else
-# define __BACKUPFILE_P(args) ()
+char *find_backup_file_name (char const *, enum backup_type);
+enum backup_type get_version (char const *context, char const *arg);
+enum backup_type xget_version (char const *context, char const *arg);
+void addext (char *, char const *, int);
+
+
+# ifdef __cplusplus
+}
# endif
-#endif
-char *base_name __BACKUPFILE_P ((char const *));
-char *find_backup_file_name __BACKUPFILE_P ((char const *));
-enum backup_type get_version __BACKUPFILE_P ((char const *));
-void addext __BACKUPFILE_P ((char *, char const *, int));
+#endif /* ! BACKUPFILE_H_ */