/* backupfile.h -- declarations for making Emacs style backup file names
- Copyright (C) 1990, 1991, 1992, 1997, 1998, 1999, 2003 Free
+ 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
#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
};
# define VALID_BACKUP_TYPE(Type) \
- ((Type) == none \
- || (Type) == simple \
- || (Type) == numbered_existing \
- || (Type) == numbered)
+ ((unsigned int) (Type) <= numbered_backups)
extern char const *simple_backup_suffix;
enum backup_type xget_version (char const *context, char const *arg);
void addext (char *, char const *, int);
+
+# ifdef __cplusplus
+}
+# endif
+
#endif /* ! BACKUPFILE_H_ */