X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fbackupfile.h;h=fe5e1deb36ad6350ea4996c35fa04745cc3b6b89;hb=c1ebd28b04d9ecf3abc3fe980eaaac13456ba51e;hp=689821822300865aff71c0117e996f9c107bb70d;hpb=729a416929445412aa45238f483c266f0555c6d8;p=gnulib.git

diff --git a/lib/backupfile.h b/lib/backupfile.h
index 689821822..fe5e1deb3 100644
--- a/lib/backupfile.h
+++ b/lib/backupfile.h
@@ -1,5 +1,7 @@
 /* backupfile.h -- declarations for making Emacs style backup file names
-   Copyright (C) 1990 Free Software Foundation, Inc.
+
+   Copyright (C) 1990, 1991, 1992, 1997, 1998, 1999, 2003 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
@@ -12,31 +14,41 @@
    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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   along with this program; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef BACKUPFILE_H_
+# define BACKUPFILE_H_
 
-/* When to make backup files.  */
+/* When to make backup files. */
 enum backup_type
 {
-  /* Never make backups.  */
+  /* Never make backups. */
   none,
 
-  /* Make simple backups of every file.  */
+  /* Make simple backups of every file. */
   simple,
 
   /* Make numbered backups of files that already have numbered backups,
-     and simple backups of the others.  */
+     and simple backups of the others. */
   numbered_existing,
 
-  /* Make numbered backups of every file.  */
+  /* Make numbered backups of every file. */
   numbered
 };
 
-extern enum backup_type backup_type;
-extern char *simple_backup_suffix;
+# define VALID_BACKUP_TYPE(Type)	\
+  ((Type) == none			\
+   || (Type) == simple			\
+   || (Type) == numbered_existing	\
+   || (Type) == numbered)
+
+extern char const *simple_backup_suffix;
+
+char *find_backup_file_name (char const *, enum backup_type);
+enum backup_type get_version (char const *context, char const *arg);
+enum backup_type xget_version (char const *context, char const *arg);
+void addext (char *, char const *, int);
 
-#ifdef __STDC__
-char *find_backup_file_name (const char *file);
-#else
-char *find_backup_file_name ();
-#endif
+#endif /* ! BACKUPFILE_H_ */