freebsd-nq/gnu/usr.bin/patch/backupfile.h
1993-06-19 14:21:53 +00:00

47 lines
1.4 KiB
C

/* backupfile.h -- declarations for making Emacs style backup file names
Copyright (C) 1990, 1991, 1992 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
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. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* When to make backup files. */
enum backup_type
{
/* 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 char *simple_backup_suffix;
#ifdef __STDC__
char *find_backup_file_name (char *file);
enum backup_type get_version (char *version);
void addext (char *, char *, int);
#else
char *find_backup_file_name ();
enum backup_type get_version ();
void addext ();
#endif