From b8193e0717e01edfcf826a6edce0866496537e8a Mon Sep 17 00:00:00 2001
From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Tue, 19 Jul 2005 09:57:55 +0000
Subject: [PATCH] Bug fixed: matitaclean and matitadep now ignores every
 parsing errors and simply continues. Before it used to avoid cleaning things
 and --- much worst --- generating an empty .depend.

---
 helm/matita/matitacleanLib.ml | 36 ++++++++++++++++++++---------------
 helm/matita/matitadep.ml      | 30 +++++++++++++++--------------
 2 files changed, 37 insertions(+), 29 deletions(-)

diff --git a/helm/matita/matitacleanLib.ml b/helm/matita/matitacleanLib.ml
index 8b54e98d9..51635a30a 100644
--- a/helm/matita/matitacleanLib.ml
+++ b/helm/matita/matitacleanLib.ml
@@ -134,21 +134,27 @@ let baseuri_of_file file =
   let istream = Stream.of_channel ic in
   (try
     while true do
-      let stm = GrafiteParser.parse_statement istream in
-      match baseuri_of_baseuri_decl stm with
-      | Some buri -> 
-          let u = MatitaMisc.strip_trailing_slash buri in
-          if String.length u < 5 || String.sub u 0 5 <> "cic:/" then
-            MatitaLog.error (file ^ " sets an incorrect baseuri: " ^ buri);
-          (try 
-            ignore(HG.resolve u)
-          with
-          | HGT.Unresolvable_URI _ -> 
-              MatitaLog.error (file ^ " sets an unresolvable baseuri: "^buri)
-          | HGT.Key_not_found _ -> ());
-          uri := Some u;
-          raise End_of_file
-      | None -> ()
+      try 
+        let stm = GrafiteParser.parse_statement istream in
+        match baseuri_of_baseuri_decl stm with
+        | Some buri -> 
+            let u = MatitaMisc.strip_trailing_slash buri in
+            if String.length u < 5 || String.sub u 0 5 <> "cic:/" then
+              MatitaLog.error (file ^ " sets an incorrect baseuri: " ^ buri);
+            (try 
+              ignore(HG.resolve u)
+            with
+            | HGT.Unresolvable_URI _ -> 
+                MatitaLog.error (file ^ " sets an unresolvable baseuri: "^buri)
+            | HGT.Key_not_found _ -> ());
+            uri := Some u;
+            raise End_of_file
+        | None -> ()
+      with
+        CicNotationParser.Parse_error _ as exn ->
+          prerr_endline ("Unable to parse: " ^ file);
+          prerr_endline (MatitaExcPp.to_string exn);
+          ()
     done
   with End_of_file -> close_in ic);
   match !uri with
diff --git a/helm/matita/matitadep.ml b/helm/matita/matitadep.ml
index 56c60aff8..621b20ecf 100644
--- a/helm/matita/matitadep.ml
+++ b/helm/matita/matitadep.ml
@@ -87,22 +87,24 @@ let main () =
     let istream = Stream.of_channel ic in
     (try
       while true do
-        match GrafiteParser.parse_statement istream with
-        | TA.Executable (_, TA.Command (_, TA.Set (_, "baseuri", uri))) ->
-            let uri = MatitaMisc.strip_trailing_slash uri in
-            baseuri := (uri, file) :: !baseuri
-        | TA.Executable (_, TA.Command 
-            (_, TA.Alias (_, TA.Ident_alias(_, uri)))) -> 
-              Hashtbl.add aliases file uri
-        | TA.Executable (_, TA.Command (_, TA.Include (_, path))) ->
-              Hashtbl.add deps file (find path)
-        | _ -> ()
+        try 
+          match GrafiteParser.parse_statement istream with
+          | TA.Executable (_, TA.Command (_, TA.Set (_, "baseuri", uri))) ->
+              let uri = MatitaMisc.strip_trailing_slash uri in
+              baseuri := (uri, file) :: !baseuri
+          | TA.Executable (_, TA.Command 
+              (_, TA.Alias (_, TA.Ident_alias(_, uri)))) -> 
+                Hashtbl.add aliases file uri
+          | TA.Executable (_, TA.Command (_, TA.Include (_, path))) ->
+                Hashtbl.add deps file (find path)
+          | _ -> ()
+        with 
+          CicNotationParser.Parse_error _ as exn ->
+            prerr_endline ("Unable to parse: " ^ file);
+            prerr_endline (MatitaExcPp.to_string exn);
+            ()
       done
     with
-    | CicNotationParser.Parse_error _ as exn ->
-        prerr_endline ("Unable to parse: " ^ file);
-        prerr_endline (MatitaExcPp.to_string exn);
-        exit 1
     | End_of_file -> close_in ic);
     Hashtbl.iter 
       (fun file alias -> 
-- 
2.39.2