/* * $OpenBSD: backupfile.h,v 1.6 2003/07/28 18:35:36 otto Exp $ * $DragonFly: src/usr.bin/patch/backupfile.h,v 1.3 2007/09/29 23:11:10 swildner Exp $ * $NetBSD: backupfile.h,v 1.6.62.1 2021/02/26 13:29:16 martin Exp $ */ /* * backupfile.h -- declarations for making Emacs style backup file names * Copyright (C) 1990 Free Software Foundation, Inc. * * This program is free software; you can redistribute it and/or modify it * without restriction. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. * */ /* When to make backup files. */ enum backup_type { undefined, /* Never make backups. */ none, /* Make simple backups of every file. */ simple, /* * Make numbered backups of files that already have numbered backups, * and simple backups of the others. */ numbered_existing, /* Make numbered backups of every file. */ numbered }; extern enum backup_type backup_type; extern const char *simple_backup_suffix; char *find_backup_file_name(const char *file); enum backup_type get_version(const char *version);