src/Pure/Isar/isar_syn.ML
changeset 6723 f342449d73ca
parent 6694 335833a8b10a
child 6727 c8dba1da73cc
--- a/src/Pure/Isar/isar_syn.ML	Mon May 24 21:56:14 1999 +0200
+++ b/src/Pure/Isar/isar_syn.ML	Mon May 24 21:57:13 1999 +0200
@@ -14,30 +14,30 @@
 structure IsarSyn: ISAR_SYN =
 struct
 
-open OuterParse;
+structure P = OuterParse and K = OuterSyntax.Keyword;
 
 
 (** init and exit **)
 
 val theoryP =
-  OuterSyntax.command "theory" "begin theory"
+  OuterSyntax.command "theory" "begin theory" K.thy_begin
     (OuterSyntax.theory_header >> (Toplevel.print oo IsarThy.theory));
 
 val end_excursionP =
-  OuterSyntax.command "end" "end current excursion"
+  OuterSyntax.command "end" "end current excursion" K.thy_end
     (Scan.succeed (Toplevel.print o Toplevel.exit));
 
 val kill_excursionP =
-  OuterSyntax.command "kill" "kill current excursion"
+  OuterSyntax.command "kill" "kill current excursion" K.control
     (Scan.succeed (Toplevel.print o Toplevel.kill));
 
 val contextP =
-  OuterSyntax.improper_command "context" "switch theory context"
-    (name >> (Toplevel.print oo IsarThy.context));
+  OuterSyntax.improper_command "context" "switch theory context" K.thy_begin
+    (P.name >> (Toplevel.print oo IsarThy.context));
 
 val update_contextP =
-  OuterSyntax.improper_command "update_context" "switch theory context, forcing update"
-    (name >> (Toplevel.print oo IsarThy.update_context));
+  OuterSyntax.improper_command "update_context" "switch theory context, forcing update" K.thy_begin
+    (P.name >> (Toplevel.print oo IsarThy.update_context));
 
 
 
@@ -45,190 +45,190 @@
 
 (* formal comments *)
 
-val textP = OuterSyntax.command "text" "formal comments"
-  (comment >> (Toplevel.theory o IsarThy.add_text));
+val textP = OuterSyntax.command "text" "formal comments" K.thy_decl
+  (P.comment >> (Toplevel.theory o IsarThy.add_text));
 
-val titleP = OuterSyntax.command "title" "document title"
-  ((comment -- Scan.optional comment Comment.empty -- Scan.optional comment Comment.empty)
+val titleP = OuterSyntax.command "title" "document title" K.thy_heading
+  ((P.comment -- Scan.optional P.comment Comment.empty -- Scan.optional P.comment Comment.empty)
     >> (fn ((x, y), z) => Toplevel.theory (IsarThy.add_title x y z)));
 
-val chapterP = OuterSyntax.command "chapter" "chapter heading"
-  (comment >> (Toplevel.theory o IsarThy.add_chapter));
+val chapterP = OuterSyntax.command "chapter" "chapter heading" K.thy_heading
+  (P.comment >> (Toplevel.theory o IsarThy.add_chapter));
 
-val sectionP = OuterSyntax.command "section" "section heading"
-  (comment >> (Toplevel.theory o IsarThy.add_section));
+val sectionP = OuterSyntax.command "section" "section heading" K.thy_heading
+  (P.comment >> (Toplevel.theory o IsarThy.add_section));
 
-val subsectionP = OuterSyntax.command "subsection" "subsection heading"
-  (comment >> (Toplevel.theory o IsarThy.add_subsection));
+val subsectionP = OuterSyntax.command "subsection" "subsection heading" K.thy_heading
+  (P.comment >> (Toplevel.theory o IsarThy.add_subsection));
 
-val subsubsectionP = OuterSyntax.command "subsubsection" "subsubsection heading"
-  (comment >> (Toplevel.theory o IsarThy.add_subsubsection));
+val subsubsectionP = OuterSyntax.command "subsubsection" "subsubsection heading" K.thy_heading
+  (P.comment >> (Toplevel.theory o IsarThy.add_subsubsection));
 
 
 (* classes and sorts *)
 
 val classesP =
-  OuterSyntax.command "classes" "declare type classes"
-    (Scan.repeat1 (name -- Scan.optional ($$$ "<" |-- !!! (list1 xname)) [])
+  OuterSyntax.command "classes" "declare type classes" K.thy_decl
+    (Scan.repeat1 (P.name -- Scan.optional (P.$$$ "<" |-- P.!!! (P.list1 P.xname)) [])
       >> (Toplevel.theory o Theory.add_classes));
 
 val classrelP =
-  OuterSyntax.command "classrel" "state inclusion of type classes (axiomatic!)"
-    (xname -- ($$$ "<" |-- !!! xname) >> (Toplevel.theory o Theory.add_classrel o single));
+  OuterSyntax.command "classrel" "state inclusion of type classes (axiomatic!)" K.thy_decl
+    (P.xname -- (P.$$$ "<" |-- P.!!! P.xname) >> (Toplevel.theory o Theory.add_classrel o single));
 
 val defaultsortP =
-  OuterSyntax.command "defaultsort" "declare default sort"
-    (sort >> (Toplevel.theory o Theory.add_defsort));
+  OuterSyntax.command "defaultsort" "declare default sort" K.thy_decl
+    (P.sort >> (Toplevel.theory o Theory.add_defsort));
 
 
 (* types *)
 
 val typedeclP =
-  OuterSyntax.command "typedecl" "Pure type declaration"
-    (type_args -- name -- opt_infix
+  OuterSyntax.command "typedecl" "Pure type declaration" K.thy_decl
+    (P.type_args -- P.name -- P.opt_infix
       >> (fn ((args, a), mx) => Toplevel.theory (PureThy.add_typedecls [(a, args, mx)])));
 
 val typeabbrP =
-  OuterSyntax.command "types" "declare type abbreviations"
-    (Scan.repeat1 (type_args -- name -- ($$$ "=" |-- !!! (typ -- opt_infix)))
+  OuterSyntax.command "types" "declare type abbreviations" K.thy_decl
+    (Scan.repeat1 (P.type_args -- P.name -- (P.$$$ "=" |-- P.!!! (P.typ -- P.opt_infix)))
       >> (Toplevel.theory o Theory.add_tyabbrs o
         map (fn ((args, a), (T, mx)) => (a, args, T, mx))));
 
 val nontermP =
   OuterSyntax.command "nonterminals" "declare types treated as grammar nonterminal symbols"
-    (Scan.repeat1 name >> (Toplevel.theory o Theory.add_nonterminals));
+    K.thy_decl (Scan.repeat1 P.name >> (Toplevel.theory o Theory.add_nonterminals));
 
 val aritiesP =
-  OuterSyntax.command "arities" "state type arities (axiomatic!)"
-    (Scan.repeat1 (xname -- ($$$ "::" |-- !!! arity) >> triple2)
+  OuterSyntax.command "arities" "state type arities (axiomatic!)" K.thy_decl
+    (Scan.repeat1 (P.xname -- (P.$$$ "::" |-- P.!!! P.arity) >> P.triple2)
       >> (Toplevel.theory o Theory.add_arities));
 
 
 (* consts and syntax *)
 
 val constsP =
-  OuterSyntax.command "consts" "declare constants"
-    (Scan.repeat1 const >> (Toplevel.theory o Theory.add_consts));
+  OuterSyntax.command "consts" "declare constants" K.thy_decl
+    (Scan.repeat1 P.const >> (Toplevel.theory o Theory.add_consts));
 
 val opt_mode =
   Scan.optional
-    ($$$ "(" |-- !!! (name -- Scan.optional ($$$ "output" >> K false) true --| $$$ ")"))
+    (P.$$$ "(" |-- P.!!! (P.name -- Scan.optional (P.$$$ "output" >> K false) true --| P.$$$ ")"))
     ("", true);
 
 val syntaxP =
-  OuterSyntax.command "syntax" "declare syntactic constants"
-    (opt_mode -- Scan.repeat1 const >> (Toplevel.theory o uncurry Theory.add_modesyntax));
+  OuterSyntax.command "syntax" "declare syntactic constants" K.thy_decl
+    (opt_mode -- Scan.repeat1 P.const >> (Toplevel.theory o uncurry Theory.add_modesyntax));
 
 
 (* translations *)
 
 val trans_pat =
-  Scan.optional ($$$ "(" |-- !!! (xname --| $$$ ")")) "logic" -- string;
+  Scan.optional (P.$$$ "(" |-- P.!!! (P.xname --| P.$$$ ")")) "logic" -- P.string;
 
 fun trans_arrow toks =
-  ($$$ "=>" >> K Syntax.ParseRule ||
-    $$$ "<=" >> K Syntax.PrintRule ||
-    $$$ "==" >> K Syntax.ParsePrintRule) toks;
+  (P.$$$ "=>" >> K Syntax.ParseRule ||
+    P.$$$ "<=" >> K Syntax.PrintRule ||
+    P.$$$ "==" >> K Syntax.ParsePrintRule) toks;
 
 val trans_line =
-  trans_pat -- !!! (trans_arrow -- trans_pat)
+  trans_pat -- P.!!! (trans_arrow -- trans_pat)
     >> (fn (left, (arr, right)) => arr (left, right));
 
 val translationsP =
-  OuterSyntax.command "translations" "declare syntax translation rules"
+  OuterSyntax.command "translations" "declare syntax translation rules" K.thy_decl
     (Scan.repeat1 trans_line >> (Toplevel.theory o Theory.add_trrules));
 
 
 (* axioms and definitions *)
 
 val axiomsP =
-  OuterSyntax.command "axioms" "state arbitrary propositions (axiomatic!)"
-    (Scan.repeat1 spec_name >> (Toplevel.theory o IsarThy.add_axioms));
+  OuterSyntax.command "axioms" "state arbitrary propositions (axiomatic!)" K.thy_decl
+    (Scan.repeat1 P.spec_name >> (Toplevel.theory o IsarThy.add_axioms));
 
 val defsP =
-  OuterSyntax.command "defs" "define constants"
-    (Scan.repeat1 spec_opt_name >> (Toplevel.theory o IsarThy.add_defs));
+  OuterSyntax.command "defs" "define constants" K.thy_decl
+    (Scan.repeat1 P.spec_opt_name >> (Toplevel.theory o IsarThy.add_defs));
 
 val constdefsP =
-  OuterSyntax.command "constdefs" "declare and define constants"
-    (Scan.repeat1 (const -- term) >> (Toplevel.theory o IsarThy.add_constdefs));
+  OuterSyntax.command "constdefs" "declare and define constants" K.thy_decl
+    (Scan.repeat1 (P.const -- P.term) >> (Toplevel.theory o IsarThy.add_constdefs));
 
 
 (* theorems *)
 
-val facts = opt_thm_name "=" -- xthms1;
+val facts = P.opt_thm_name "=" -- P.xthms1;
 
 val theoremsP =
-  OuterSyntax.command "theorems" "define theorems"
+  OuterSyntax.command "theorems" "define theorems" K.thy_decl
     (facts >> (Toplevel.theory o IsarThy.have_theorems));
 
 val lemmasP =
-  OuterSyntax.command "lemmas" "define lemmas"
+  OuterSyntax.command "lemmas" "define lemmas" K.thy_decl
     (facts >> (Toplevel.theory o IsarThy.have_lemmas));
 
 
 (* name space entry path *)
 
 val globalP =
-  OuterSyntax.command "global" "disable prefixing of theory name"
+  OuterSyntax.command "global" "disable prefixing of theory name" K.thy_decl
     (Scan.succeed (Toplevel.theory PureThy.global_path));
 
 val localP =
-  OuterSyntax.command "local" "enable prefixing of theory name"
+  OuterSyntax.command "local" "enable prefixing of theory name" K.thy_decl
     (Scan.succeed (Toplevel.theory PureThy.local_path));
 
 val pathP =
-  OuterSyntax.command "path" "modify name-space entry path"
-    (xname >> (Toplevel.theory o Theory.add_path));
+  OuterSyntax.command "path" "modify name-space entry path" K.thy_decl
+    (P.xname >> (Toplevel.theory o Theory.add_path));
 
 
 (* use ML text *)
 
 val useP =
-  OuterSyntax.command "use" "eval ML text from file"
-    (name >> IsarCmd.use);
+  OuterSyntax.command "use" "eval ML text from file" K.diag
+    (P.name >> IsarCmd.use);
 
 val mlP =
-  OuterSyntax.command "ML" "eval ML text"
-    (text >> (fn txt => IsarCmd.use_mltext txt o IsarCmd.use_mltext_theory txt));
+  OuterSyntax.command "ML" "eval ML text" K.diag
+    (P.text >> (fn txt => IsarCmd.use_mltext txt o IsarCmd.use_mltext_theory txt));
 
 val setupP =
-  OuterSyntax.command "setup" "apply ML theory transformer"
-    (text >> (Toplevel.theory o IsarThy.use_setup));
+  OuterSyntax.command "setup" "apply ML theory transformer" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.use_setup));
 
 
 (* translation functions *)
 
 val parse_ast_translationP =
-  OuterSyntax.command "parse_ast_translation" "install parse ast translation functions"
-    (text >> (Toplevel.theory o IsarThy.parse_ast_translation));
+  OuterSyntax.command "parse_ast_translation" "install parse ast translation functions" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.parse_ast_translation));
 
 val parse_translationP =
-  OuterSyntax.command "parse_translation" "install parse translation functions"
-    (text >> (Toplevel.theory o IsarThy.parse_translation));
+  OuterSyntax.command "parse_translation" "install parse translation functions" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.parse_translation));
 
 val print_translationP =
-  OuterSyntax.command "print_translation" "install print translation functions"
-    (text >> (Toplevel.theory o IsarThy.print_translation));
+  OuterSyntax.command "print_translation" "install print translation functions" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.print_translation));
 
 val typed_print_translationP =
   OuterSyntax.command "typed_print_translation" "install typed print translation functions"
-    (text >> (Toplevel.theory o IsarThy.typed_print_translation));
+    K.thy_decl (P.text >> (Toplevel.theory o IsarThy.typed_print_translation));
 
 val print_ast_translationP =
-  OuterSyntax.command "print_ast_translation" "install print ast translation functions"
-    (text >> (Toplevel.theory o IsarThy.print_ast_translation));
+  OuterSyntax.command "print_ast_translation" "install print ast translation functions" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.print_ast_translation));
 
 val token_translationP =
-  OuterSyntax.command "token_translation" "install token translation functions"
-    (text >> (Toplevel.theory o IsarThy.token_translation));
+  OuterSyntax.command "token_translation" "install token translation functions" K.thy_decl
+    (P.text >> (Toplevel.theory o IsarThy.token_translation));
 
 
 (* oracles *)
 
 val oracleP =
-  OuterSyntax.command "oracle" "install oracle"
-    (name -- text >> (Toplevel.theory o IsarThy.add_oracle));
+  OuterSyntax.command "oracle" "install oracle" K.thy_decl
+    (P.name -- P.text >> (Toplevel.theory o IsarThy.add_oracle));
 
 
 
@@ -236,108 +236,108 @@
 
 (* statements *)
 
-val is_props = $$$ "(" |-- !!! (Scan.repeat1 ($$$ "is" |-- prop) --| $$$ ")");
-val propp = prop -- Scan.optional is_props [];
-fun statement f = opt_thm_name ":" -- propp >> (fn ((x, y), z) => f x y z);
+val is_props = P.$$$ "(" |-- P.!!! (Scan.repeat1 (P.$$$ "is" |-- P.prop) --| P.$$$ ")");
+val propp = P.prop -- Scan.optional is_props [];
+fun statement f = P.opt_thm_name ":" -- propp >> (fn ((x, y), z) => f x y z);
 
 val theoremP =
-  OuterSyntax.command "theorem" "state theorem"
+  OuterSyntax.command "theorem" "state theorem" K.thy_goal
     (statement IsarThy.theorem >> (fn f => Toplevel.print o Toplevel.theory_to_proof f));
 
 val lemmaP =
-  OuterSyntax.command "lemma" "state lemma"
+  OuterSyntax.command "lemma" "state lemma" K.thy_goal
     (statement IsarThy.lemma >> (fn f => Toplevel.print o Toplevel.theory_to_proof f));
 
 val showP =
-  OuterSyntax.command "show" "state local goal, solving current obligation"
+  OuterSyntax.command "show" "state local goal, solving current obligation" K.prf_goal
     (statement IsarThy.show >> (fn f => Toplevel.print o Toplevel.proof f));
 
 val haveP =
-  OuterSyntax.command "have" "state local goal"
+  OuterSyntax.command "have" "state local goal" K.prf_goal
     (statement IsarThy.have >> (fn f => Toplevel.print o Toplevel.proof f));
 
 val thusP =
-  OuterSyntax.command "thus" "abbreviates \"then show\""
+  OuterSyntax.command "thus" "abbreviates \"then show\"" K.prf_goal
     (statement IsarThy.thus >> (fn f => Toplevel.print o Toplevel.proof f));
 
 val henceP =
-  OuterSyntax.command "hence" "abbreviates \"then have\""
+  OuterSyntax.command "hence" "abbreviates \"then have\"" K.prf_goal
     (statement IsarThy.hence >> (fn f => Toplevel.print o Toplevel.proof f));
 
 
 (* facts *)
 
 val thenP =
-  OuterSyntax.command "then" "forward chaining"
+  OuterSyntax.command "then" "forward chaining" K.prf_chain
     (Scan.succeed (Toplevel.print o Toplevel.proof IsarThy.chain));
 
 val fromP =
-  OuterSyntax.command "from" "forward chaining from given facts"
-    (xthms1 >> (fn x => Toplevel.print o Toplevel.proof (IsarThy.from_facts x)));
+  OuterSyntax.command "from" "forward chaining from given facts" K.prf_chain
+    (P.xthms1 >> (fn x => Toplevel.print o Toplevel.proof (IsarThy.from_facts x)));
 
 val factsP =
-  OuterSyntax.command "note" "define facts"
+  OuterSyntax.command "note" "define facts" K.prf_decl
     (facts >> (Toplevel.proof o IsarThy.have_facts));
 
 
 (* proof context *)
 
 val assumeP =
-  OuterSyntax.command "assume" "assume propositions"
-    (opt_thm_name ":" -- Scan.repeat1 propp >>
+  OuterSyntax.command "assume" "assume propositions" K.prf_decl
+    (P.opt_thm_name ":" -- Scan.repeat1 propp >>
       (fn ((x, y), z) => Toplevel.print o Toplevel.proof (IsarThy.assume x y z)));
 
 val fixP =
-  OuterSyntax.command "fix" "fix variables (Skolem constants)"
-    (Scan.repeat1 (name -- Scan.option ($$$ "::" |-- typ))
+  OuterSyntax.command "fix" "fix variables (Skolem constants)" K.prf_decl
+    (Scan.repeat1 (P.name -- Scan.option (P.$$$ "::" |-- P.typ))
       >> (fn xs => Toplevel.print o Toplevel.proof (IsarThy.fix xs)));
 
 val letP =
-  OuterSyntax.command "let" "bind text variables"
-    (and_list1 (enum1 "as" term -- ($$$ "=" |-- term))
+  OuterSyntax.command "let" "bind text variables" K.prf_decl
+    (P.and_list1 (P.enum1 "as" P.term -- (P.$$$ "=" |-- P.term))
       >> (fn bs => Toplevel.print o Toplevel.proof (IsarThy.match_bind bs)));
 
 
 (* proof structure *)
 
 val beginP =
-  OuterSyntax.command "{{" "begin explicit proof block"
+  OuterSyntax.command "{{" "begin explicit proof block" K.prf_block
     (Scan.succeed (Toplevel.print o Toplevel.proof IsarThy.begin_block));
 
 val endP =
-  OuterSyntax.command "}}" "end explicit proof block"
+  OuterSyntax.command "}}" "end explicit proof block" K.prf_block
     (Scan.succeed (Toplevel.print o Toplevel.proof IsarThy.end_block));
 
 val nextP =
-  OuterSyntax.command "next" "enter next proof block"
+  OuterSyntax.command "next" "enter next proof block" K.prf_block
     (Scan.succeed (Toplevel.print o Toplevel.proof IsarThy.next_block));
 
 
 (* end proof *)
 
 val kill_proofP =
-  OuterSyntax.improper_command "kill_proof" "abort current proof"
+  OuterSyntax.improper_command "kill_proof" "abort current proof" K.control
     (Scan.succeed (Toplevel.print o Toplevel.proof_to_theory IsarThy.kill_proof));
 
 val qed_withP =
-  OuterSyntax.improper_command "qed_with" "conclude proof, may patch name and attributes"
-    (Scan.option name -- Scan.option attribs -- Scan.option method
+  OuterSyntax.improper_command "qed_with" "conclude proof, may patch name and attributes" K.qed
+    (Scan.option P.name -- Scan.option P.attribs -- Scan.option P.method
       >> (uncurry IsarThy.global_qed_with));
 
 val qedP =
-  OuterSyntax.command "qed" "conclude (sub-)proof"
-    (Scan.option method >> IsarThy.qed);
+  OuterSyntax.command "qed" "conclude (sub-)proof" K.qed
+    (Scan.option P.method >> IsarThy.qed);
 
 val terminal_proofP =
-  OuterSyntax.command "by" "terminal backward proof"
-    (method >> IsarThy.terminal_proof)
+  OuterSyntax.command "by" "terminal backward proof" K.qed
+    (P.method >> IsarThy.terminal_proof)
 
 val immediate_proofP =
-  OuterSyntax.command "." "immediate proof"
+  OuterSyntax.command "." "immediate proof" K.qed
     (Scan.succeed IsarThy.immediate_proof);
 
 val default_proofP =
-  OuterSyntax.command ".." "default proof"
+  OuterSyntax.command ".." "default proof" K.qed
     (Scan.succeed IsarThy.default_proof);
 
 
@@ -345,49 +345,49 @@
 
 val refineP =
   OuterSyntax.improper_command "refine" "unstructured backward proof step, ignoring facts"
-    (method >> (Toplevel.print oo (Toplevel.proof o IsarThy.tac)));
+    K.prf_script (P.method >> (Toplevel.print oo (Toplevel.proof o IsarThy.tac)));
 
 val then_refineP =
   OuterSyntax.improper_command "then_refine" "unstructured backward proof step, using facts"
-    (method >> (Toplevel.print oo (Toplevel.proof o IsarThy.then_tac)));
+    K.prf_script (P.method >> (Toplevel.print oo (Toplevel.proof o IsarThy.then_tac)));
 
 val proofP =
-  OuterSyntax.command "proof" "backward proof"
-    (Scan.option method >> (Toplevel.print oo (Toplevel.proof o IsarThy.proof)));
+  OuterSyntax.command "proof" "backward proof" K.prf_block
+    (Scan.option P.method >> (Toplevel.print oo (Toplevel.proof o IsarThy.proof)));
 
 
 (* proof history *)
 
 val clear_undoP =
-  OuterSyntax.improper_command "clear_undo" "clear undo information"
+  OuterSyntax.improper_command "clear_undo" "clear undo information" K.control
     (Scan.succeed (Toplevel.print o IsarCmd.clear_undo));
 
 val undoP =
-  OuterSyntax.improper_command "undo" "undo last command"
+  OuterSyntax.improper_command "undo" "undo last command" K.control
     (Scan.succeed (Toplevel.print o IsarCmd.undo));
 
 val redoP =
-  OuterSyntax.improper_command "redo" "redo last command"
+  OuterSyntax.improper_command "redo" "redo last command" K.control
     (Scan.succeed (Toplevel.print o IsarCmd.redo));
 
 val undosP =
-  OuterSyntax.improper_command "undos" "undo last commands"
-    (nat >> (fn n => Toplevel.print o IsarCmd.undos n));
+  OuterSyntax.improper_command "undos" "undo last commands" K.control
+    (P.nat >> (fn n => Toplevel.print o IsarCmd.undos n));
 
 val backP =
-  OuterSyntax.improper_command "back" "backtracking of proof command"
+  OuterSyntax.improper_command "back" "backtracking of proof command" K.prf_script
     (Scan.succeed (Toplevel.print o Toplevel.proof ProofHistory.back));
 
 val prevP =
-  OuterSyntax.improper_command "prev" "previous proof state"
+  OuterSyntax.improper_command "prev" "previous proof state" K.control
     (Scan.succeed (Toplevel.print o Toplevel.proof ProofHistory.prev));
 
 val upP =
-  OuterSyntax.improper_command "up" "upper proof state"
+  OuterSyntax.improper_command "up" "upper proof state" K.control
     (Scan.succeed (Toplevel.print o Toplevel.proof ProofHistory.up));
 
 val topP =
-  OuterSyntax.improper_command "top" "to initial proof state"
+  OuterSyntax.improper_command "top" "to initial proof state" K.control
     (Scan.succeed (Toplevel.print o Toplevel.proof ProofHistory.top));
 
 
@@ -395,101 +395,101 @@
 (** diagnostic commands (for interactive mode only) **)
 
 val print_commandsP =
-  OuterSyntax.improper_command "help" "print outer syntax (global)"
+  OuterSyntax.improper_command "help" "print outer syntax (global)" K.diag
     (Scan.succeed (Toplevel.imperative OuterSyntax.print_outer_syntax));
 
 val print_theoryP =
-  OuterSyntax.improper_command "print_theory" "print logical theory contents (verbose!)"
+  OuterSyntax.improper_command "print_theory" "print logical theory contents (verbose!)" K.diag
     (Scan.succeed IsarCmd.print_theory);
 
 val print_syntaxP =
-  OuterSyntax.improper_command "print_syntax" "print inner syntax of theory (verbose!)"
+  OuterSyntax.improper_command "print_syntax" "print inner syntax of theory (verbose!)" K.diag
     (Scan.succeed IsarCmd.print_syntax);
 
 val print_theoremsP =
-  OuterSyntax.improper_command "print_theorems" "print theorems known in this theory"
+  OuterSyntax.improper_command "print_theorems" "print theorems known in this theory" K.diag
     (Scan.succeed IsarCmd.print_theorems);
 
 val print_attributesP =
-  OuterSyntax.improper_command "print_attributes" "print attributes known in this theory"
+  OuterSyntax.improper_command "print_attributes" "print attributes known in this theory" K.diag
     (Scan.succeed IsarCmd.print_attributes);
 
 val print_methodsP =
-  OuterSyntax.improper_command "print_methods" "print methods known in this theory"
+  OuterSyntax.improper_command "print_methods" "print methods known in this theory" K.diag
     (Scan.succeed IsarCmd.print_methods);
 
 val print_bindsP =
-  OuterSyntax.improper_command "print_binds" "print term bindings of proof context"
+  OuterSyntax.improper_command "print_binds" "print term bindings of proof context" K.diag
     (Scan.succeed IsarCmd.print_binds);
 
 val print_lthmsP =
-  OuterSyntax.improper_command "print_facts" "print local theorems of proof context"
+  OuterSyntax.improper_command "print_facts" "print local theorems of proof context" K.diag
     (Scan.succeed IsarCmd.print_lthms);
 
 val print_thmsP =
-  OuterSyntax.improper_command "thm" "print theorems" (xthm >> IsarCmd.print_thms);
+  OuterSyntax.improper_command "thm" "print theorems" K.diag (P.xthm >> IsarCmd.print_thms);
 
 val print_propP =
-  OuterSyntax.improper_command "prop" "read and print proposition"
-    (term >> IsarCmd.print_prop);
+  OuterSyntax.improper_command "prop" "read and print proposition" K.diag
+    (P.term >> IsarCmd.print_prop);
 
 val print_termP =
-  OuterSyntax.improper_command "term" "read and print term"
-    (term >> IsarCmd.print_term);
+  OuterSyntax.improper_command "term" "read and print term" K.diag
+    (P.term >> IsarCmd.print_term);
 
 val print_typeP =
-  OuterSyntax.improper_command "typ" "read and print type"
-    (typ >> IsarCmd.print_type);
+  OuterSyntax.improper_command "typ" "read and print type" K.diag
+    (P.typ >> IsarCmd.print_type);
 
 
 
 (** system commands (for interactive mode only) **)
 
 val cdP =
-  OuterSyntax.improper_command "cd" "change current working directory"
-    (name >> IsarCmd.cd);
+  OuterSyntax.improper_command "cd" "change current working directory" K.control
+    (P.name >> IsarCmd.cd);
 
 val pwdP =
-  OuterSyntax.improper_command "pwd" "print current working directory"
+  OuterSyntax.improper_command "pwd" "print current working directory" K.diag
     (Scan.succeed IsarCmd.pwd);
 
 val use_thyP =
-  OuterSyntax.improper_command "use_thy" "use theory file"
-    (name >> IsarCmd.use_thy);
+  OuterSyntax.improper_command "use_thy" "use theory file" K.diag
+    (P.name >> IsarCmd.use_thy);
 
 val use_thy_onlyP =
-  OuterSyntax.improper_command "use_thy_only" "use theory file only, ignoring associated ML"
-    (name >> IsarCmd.use_thy_only);
+  OuterSyntax.improper_command "use_thy_only" "use theory file only, ignoring associated ML" K.diag
+    (P.name >> IsarCmd.use_thy_only);
 
 val update_thyP =
-  OuterSyntax.improper_command "update_thy" "update theory file"
-    (name >> IsarCmd.update_thy);
+  OuterSyntax.improper_command "update_thy" "update theory file" K.diag
+    (P.name >> IsarCmd.update_thy);
 
 val prP =
-  OuterSyntax.improper_command "pr" "print current toplevel state"
+  OuterSyntax.improper_command "pr" "print current toplevel state" K.diag
     (Scan.succeed (Toplevel.print o Toplevel.imperative (K ())));
 
 
-val opt_unit = Scan.optional ($$$ "(" -- $$$ ")" >> (K ())) ();
+val opt_unit = Scan.optional (P.$$$ "(" -- P.$$$ ")" >> (K ())) ();
 
 val commitP =
-  OuterSyntax.improper_command "commit" "commit current session to ML database"
+  OuterSyntax.improper_command "commit" "commit current session to ML database" K.diag
     (opt_unit >> (K IsarCmd.use_commit));
 
 val quitP =
-  OuterSyntax.improper_command "quit" "quit Isabelle"
+  OuterSyntax.improper_command "quit" "quit Isabelle" K.control
     (opt_unit >> (K IsarCmd.quit));
 
 val exitP =
-  OuterSyntax.improper_command "exit" "exit Isar loop"
+  OuterSyntax.improper_command "exit" "exit Isar loop" K.control
     (Scan.succeed IsarCmd.exit);
 
 val restartP =
-  OuterSyntax.improper_command "restart" "restart Isar loop"
+  OuterSyntax.improper_command "restart" "restart Isar loop" K.control
     (Scan.succeed IsarCmd.restart);
 
 val breakP =
-  OuterSyntax.improper_command "break" "discontinue excursion (keep current state)"
+  OuterSyntax.improper_command "break" "discontinue excursion (keep current state)" K.control
     (Scan.succeed IsarCmd.break);