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backupfile.h revision 1.1 
      1 /* backupfile.h -- declarations for making Emacs style backup file names
      2    Copyright (C) 1990 Free Software Foundation, Inc.
      3 
      4    This program is free software; you can redistribute it and/or modify
      5    it without restriction.
      6 
      7    This program is distributed in the hope that it will be useful,
      8    but WITHOUT ANY WARRANTY; without even the implied warranty of
      9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  */
     10 
     11 /* When to make backup files. */
     12 enum backup_type
     13 {
     14   /* Never make backups. */
     15   none,
     16 
     17   /* Make simple backups of every file. */
     18   simple,
     19 
     20   /* Make numbered backups of files that already have numbered backups,
     21      and simple backups of the others. */
     22   numbered_existing,
     23 
     24   /* Make numbered backups of every file. */
     25   numbered
     26 };
     27 
     28 extern enum backup_type backup_type;
     29 extern char *simple_backup_suffix;
     30 
     31 #ifdef __STDC__
     32 char *find_backup_file_name (char *file);
     33 enum backup_type get_version (char *version);
     34 #else
     35 char *find_backup_file_name ();
     36 enum backup_type get_version ();
     37 #endif
     38