explicit option skip_proofs;

--- a/etc/options	Wed Aug 01 15:33:08 2012 +0200
+++ b/etc/options	Wed Aug 01 15:46:45 2012 +0200
@@ -30,6 +30,8 @@
   -- "level of detail for proof objects: 0, 1, 2"
 declare quick_and_dirty : bool = false
   -- "if true then some tools will OMIT some proofs"
+declare skip_proofs : bool = false
+  -- "skip over proofs"
 
 declare condition : string = ""
   -- "required environment variables for subsequent theories (separated by commas)"

--- a/src/Pure/ProofGeneral/preferences.ML	Wed Aug 01 15:33:08 2012 +0200
+++ b/src/Pure/ProofGeneral/preferences.ML	Wed Aug 01 15:46:45 2012 +0200
@@ -171,7 +171,7 @@
       "Take a few short cuts") (),
   bool_pref Toplevel.skip_proofs
     "skip-proofs"
-    "Skip over proofs (interactive-only)",
+    "Skip over proofs",
   proof_pref,
   nat_pref Multithreading.max_threads
     "max-threads"

--- a/src/Pure/System/build.ML	Wed Aug 01 15:33:08 2012 +0200
+++ b/src/Pure/System/build.ML	Wed Aug 01 15:46:45 2012 +0200
@@ -30,6 +30,7 @@
     |> Unsynchronized.setmp Multithreading.max_threads (Options.int options "threads")
     |> no_document options ? Present.no_document
     |> Unsynchronized.setmp quick_and_dirty (Options.bool options "quick_and_dirty")
+    |> Unsynchronized.setmp Toplevel.skip_proofs (Options.bool options "skip_proofs")
     |> Unsynchronized.setmp Printer.show_question_marks_default
         (Options.bool options "show_question_marks")
     |> Unsynchronized.setmp Name_Space.names_long_default (Options.bool options "names_long")