hard-wired print mode "xsymbols" increases chance that "iff" in HOL will print symbolic arrow;
1.1 --- a/src/Pure/System/isabelle_process.ML Tue Jul 05 21:32:48 2011 +0200
1.2 +++ b/src/Pure/System/isabelle_process.ML Tue Jul 05 21:53:59 2011 +0200
1.3 @@ -173,8 +173,10 @@
1.4 val _ = quick_and_dirty := true;
1.5 val _ = Goal.parallel_proofs := 0;
1.6 val _ = Context.set_thread_data NONE;
1.7 - val _ = Unsynchronized.change print_mode
1.8 - (fold (update op =) [isabelle_processN, Keyword.keyword_statusN, Pretty.symbolicN]);
1.9 + val _ =
1.10 + Unsynchronized.change print_mode
1.11 + (fold (update op =)
1.12 + [Symbol.xsymbolsN, isabelle_processN, Keyword.keyword_statusN, Pretty.symbolicN]);
1.13
1.14 val in_stream = setup_channels in_fifo out_fifo;
1.15 val _ = Keyword.status ();
2.1 --- a/src/Tools/jEdit/etc/settings Tue Jul 05 21:32:48 2011 +0200
2.2 +++ b/src/Tools/jEdit/etc/settings Tue Jul 05 21:53:59 2011 +0200
2.3 @@ -10,7 +10,7 @@
2.4
2.5 JEDIT_STYLE_SHEETS="$ISABELLE_HOME/etc/isabelle.css:$JEDIT_HOME/etc/isabelle-jedit.css:$ISABELLE_HOME_USER/etc/isabelle.css:$ISABELLE_HOME_USER/etc/isabelle-jedit.css"
2.6
2.7 -ISABELLE_JEDIT_OPTIONS="-m xsymbols -m no_brackets -m no_type_brackets"
2.8 +ISABELLE_JEDIT_OPTIONS="-m no_brackets -m no_type_brackets"
2.9
2.10 ISABELLE_TOOLS="$ISABELLE_TOOLS:$JEDIT_HOME/lib/Tools"
2.11