1 files changed, 2 insertions, 0 deletions
diff --git a/ppc.sig b/ppc.sig
index b2dcbae..0bfaca7 100644
--- a/ppc.sig
+++ b/ppc.sig
@@ -14,6 +14,8 @@ signature PPC = sig
     Cop
 
   val clerror: tkPos -> tkClass list -> 'a
+  val error: tkPos -> ((bool * ((string -> unit) * (unit -> unit)))
+    * ('a * ((string -> unit) * (unit -> unit)) -> 'b) -> 'c) -> 'c
 
   val create: { fname: string, incDirs: string list, debugMode: bool } -> t
   val getToken: t -> T.token * tkPos * t