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-rw-r--r--isa/ProofGeneral.ML20
1 files changed, 10 insertions, 10 deletions
diff --git a/isa/ProofGeneral.ML b/isa/ProofGeneral.ML
index 0e5eace5..09ecc7ab 100644
--- a/isa/ProofGeneral.ML
+++ b/isa/ProofGeneral.ML
@@ -133,6 +133,7 @@ structure ProofGeneral : PROOFGENERAL =
fun restart () =
let val _ = (loaded_thys := !initial_loaded_thys)
val _ = (retracted_files := [])
+ val _ = (kill_goal ())
in
(list_loaded_files();
clear_response_buffer();
@@ -377,10 +378,12 @@ in
fun print_current_goals_with_plain_output i j t =
Library.setmp prs_fn out (print_current_goals_default i j) t;
-(* Annoyingly, Proof General waits for the first prompt before doing
- anything. Hack sending a prompt to get things going *)
+(* Proof General has problems sending commands outside of the
+ action list. Also, it waits for the first prompt before doing
+ anything. The next function hacks sending a prompt to get
+ things going and to help fix things later. *)
- val _ = out ">\250 \n";
+ fun hack_send_prompt _ = out ">\250 \n";
end;
print_current_goals_fn := print_current_goals_with_plain_output;
@@ -391,7 +394,6 @@ print_current_goals_fn := print_current_goals_with_plain_output;
ml_prompts ">\250" "-\251"; (* ?\372, ?\373 *)
-
(*
NB: Obscure bug with proof-shell-annotated-prompt-regexp set
properly to include annotations: PG doesn't recognize first proof
@@ -403,11 +405,9 @@ ml_prompts ">\250" "-\251"; (* ?\372, ?\373 *)
update_verbose:=true;
Unfortunately broken. We use list_loaded_files instead. *)
-(* Get Proof General to cache the loaded files. *)
-
-ProofGeneral.restart();
-
-
-
+(* Wake up, Proof General! *)
+hack_send_prompt();
+(* Get Proof General to cache the loaded files. *)
+ProofGeneral.restart();