X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Flambda-delta%2Flib%2Flog.ml;h=9c2ecefa2721f90b8365651527a0314c93951a5e;hb=be0ca791abbf1084b7218f2d17ab48462fbb3049;hp=fd99db2d2c24d1b85d721cd990839d947f9a4ca6;hpb=426005acf6fb05116de5bae20591eefe55a4df00;p=helm.git

diff --git a/helm/software/lambda-delta/lib/log.ml b/helm/software/lambda-delta/lib/log.ml
index fd99db2d2..9c2ecefa2 100644
--- a/helm/software/lambda-delta/lib/log.ml
+++ b/helm/software/lambda-delta/lib/log.ml
@@ -17,6 +17,7 @@ type ('a, 'b) item = Term of 'a * 'b
                    | Context of 'a
                    | Warn of string
 		   | String of string
+                   | Loc
 
 type ('a, 'b) specs = {
    pp_term   : 'a -> F.formatter -> 'b -> unit;
@@ -25,6 +26,8 @@ type ('a, 'b) specs = {
 
 let level = ref 0
 
+let loc = ref 0
+
 (* Internal functions *******************************************************)
 
 let std = F.std_formatter
@@ -33,10 +36,11 @@ let err = F.err_formatter
 
 let pp_items frm st l items =   
    let pp_item frm = function
-      | Term (c, t) -> F.fprintf frm "%a@,%a" st.pp_context c (st.pp_term c) t
+      | Term (c, t) -> F.fprintf frm "@,%a" (st.pp_term c) t
       | Context c   -> F.fprintf frm "%a" st.pp_context c
       | Warn s      -> F.fprintf frm "@,%s" s
       | String s    -> F.fprintf frm "%s " s
+      | Loc         -> F.fprintf frm " (line %u)" !loc 
    in
    let iter map frm l = List.iter (map frm) l in
    if !level >= l then F.fprintf frm "%a" (iter pp_item) items
@@ -61,10 +65,16 @@ let error st items = pp_items err st 0 items
 
 let items1 s = [Warn s]
 
-let ct_items1 s c t =
-   [Warn s; Term (c, t)]
+let t_items1 st c t =
+   [Warn st; Term (c, t)]
+
+let ct_items1 sc c st t =
+   [Warn sc; Context c; Warn st; Term (c, t)]
+
+let ct_items2 sc c st1 t1 st2 t2 =
+   ct_items1 sc c st1 t1 @ [Warn st2; Term (c, t2)]
 
-let ct_items2 s1 c1 t1 s2 c2 t2 =
-   [Warn s1; Term (c1, t1); Warn s2; Term (c2, t2)]
+let ct_items3 sc c st1 t1 st2 t2 st3 t3 =
+   ct_items2 sc c st1 t1 st2 t2 @ [Warn st3; Term (c, t3)]
 
 let warn msg = F.fprintf std "@,%s" msg