initial import of NetBSD tree

1 files changed, 40 insertions, 0 deletions

diff --git a/usr.bin/patch/backupfile.h b/usr.bin/patch/backupfile.h
new file mode 100644
index 00000000000..2d99c4c9966
--- /dev/null
+++ b/usr.bin/patch/backupfile.h
@@ -0,0 +1,40 @@
+/* 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.
+
+	$Id: backupfile.h,v 1.1.1.1 1995/10/18 08:45:55 deraadt Exp $
+*/
+
+/* 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);
+#else
+char *find_backup_file_name ();
+enum backup_type get_version ();
+#endif