Error handling for -revisions with malformed files

2014-12-18 17:58:26 +00:00 · 2014-12-18 17:58:26 +00:00 · e78d9e2373
parent 864ceb48f4
commit e78d9e2373
1 changed files with 5 additions and 1 deletions
--- a/cpdfcommand.ml
+++ b/cpdfcommand.ml
@ -2994,7 +2994,11 @@ let go () =
        | (StdIn, _, _, _, _, _)::_ -> Pdfio.input_of_channel stdin
        | _ -> raise (Arg.Bad "Revisions: must be a filename or stdin")
      in
-        Printf.printf "%i\n%!" (Pdfread.revisions input) 
+        begin try
+          Printf.printf "%i\n%!" (Pdfread.revisions input) 
+        with
+          _ -> soft_error "Malformed XRef table. Cannot determine number of revisions."
+        end
  | Some Clean ->
      begin match args.out with
      | (File _ | Stdout) ->