(* libguestfs
- * Copyright (C) 2009-2010 Red Hat Inc.
+ * Copyright (C) 2009-2011 Red Hat 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
(** Useful utility functions. *)
+val errcode_of_ret : Generator_types.ret -> Generator_types.errcode
+(** Map [ret] type to the error indication that the action returns,
+ eg. [errcode_of_ret RErr] => [`ErrorIsMinusOne] (meaning that
+ these actions return [-1]).
+
+ Note that [RConstOptString] cannot return an error indication, and
+ this returns [`CannotReturnError]. Callers must deal with it. *)
+
+val string_of_errcode : [`ErrorIsMinusOne|`ErrorIsNULL] -> string
+(** Return errcode as a string. Untyped for [`CannotReturnError]. *)
+
val uuidgen : unit -> string
(** Generate a random UUID (used in tests). *)