patch_cmds/patch/backupfile.h

   1 /*      $OpenBSD: backupfile.h,v 1.6 2003/07/28 18:35:36 otto Exp $     */
   2
   3 /*
   4  * backupfile.h -- declarations for making Emacs style backup file names
   5  * Copyright (C) 1990 Free Software Foundation, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * without restriction.
   9  *
  10  * This program is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.
  13  *
  14  */
  15
  16 /* When to make backup files. */
  17 enum backup_type {
  18         /* Never make backups. */
  19         none,
  20
  21         /* Make simple backups of every file. */
  22         simple,
  23
  24         /*
  25          * Make numbered backups of files that already have numbered backups,
  26          * and simple backups of the others.
  27          */
  28         numbered_existing,
  29
  30         /* Make numbered backups of every file. */
  31         numbered
  32 };
  33
  34 extern enum backup_type backup_type;
  35 extern char     *simple_backup_suffix;
  36
  37 char            *find_backup_file_name(const char *file);
  38 enum backup_type get_version(const char *version);