lib/backupfile.h

   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 under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 /* When to make backup files. */
  19 enum backup_type
  20 {
  21   /* Never make backups. */
  22   none,
  23
  24   /* Make simple backups of every file. */
  25   simple,
  26
  27   /* Make numbered backups of files that already have numbered backups,
  28      and simple backups of the others. */
  29   numbered_existing,
  30
  31   /* Make numbered backups of every file. */
  32   numbered
  33 };
  34
  35 extern enum backup_type backup_type;
  36 extern char *simple_backup_suffix;
  37
  38 #ifdef __STDC__
  39 char *find_backup_file_name (const char *file);
  40 #else
  41 char *find_backup_file_name ();
  42 #endif