1.1 --- a/etc/options	Thu Jul 26 19:40:19 2012 +0200
     1.2 +++ b/etc/options	Thu Jul 26 19:41:05 2012 +0200
     1.3 @@ -27,6 +27,8 @@
     1.4  declare names_short : bool = false
     1.5  declare names_unique : bool = true
     1.6  
     1.7 +declare pretty_margin : int = 76
     1.8 +
     1.9  declare thy_output_display : bool = false
    1.10  declare thy_output_quotes : bool = false
    1.11  declare thy_output_indent : int = 0

     2.1 --- a/src/Pure/System/build.ML	Thu Jul 26 19:40:19 2012 +0200
     2.2 +++ b/src/Pure/System/build.ML	Thu Jul 26 19:41:05 2012 +0200
     2.3 @@ -40,6 +40,7 @@
     2.4      |> Unsynchronized.setmp Thy_Output.indent_default (Options.int options "thy_output_indent")
     2.5      |> Unsynchronized.setmp Thy_Output.source_default (Options.bool options "thy_output_source")
     2.6      |> Unsynchronized.setmp Thy_Output.break_default (Options.bool options "thy_output_break")
     2.7 +    |> Unsynchronized.setmp Pretty.margin_default (Options.int options "pretty_margin")
     2.8      |> Unsynchronized.setmp Toplevel.timing (Options.bool options "timing");
     2.9  
    2.10  fun use_theories (options, thys) =