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(DEFINE-FILE-INFO PACKAGE "INTERLISP" READTABLE "INTERLISP" BASE 10)
(FILECREATED "16-May-90 14:56:15" {DSK}<usr>local>lde>lispcore>sources>CMLWALK.;2 29711
changes to%: (VARS CMLWALKCOMS)
previous date%: "17-Jun-87 17:43:58" {DSK}<usr>local>lde>lispcore>sources>CMLWALK.;1)
(* ; "
Copyright (c) 1986, 1987, 1990 by Venue & Xerox Corporation. All rights reserved.
")
(PRETTYCOMPRINT CMLWALKCOMS)
(RPAQQ CMLWALKCOMS
[(FUNCTIONS XCL:ONCE-ONLY)
(* ;
"not a wonderful place for it, but CMLMACROS comes too eraly in the loadup.")
(VARIABLES *WALK-FUNCTION* *WALK-FORM* *DECLARATIONS* *LEXICAL-VARIABLES* *ENVIRONMENT*
*WALK-COPY*)
(FUNCTIONS WITH-NEW-CONTOUR NOTE-LEXICAL-BINDING NOTE-DECLARATION)
(FUNCTIONS VARIABLE-SPECIAL-P VARIABLE-LEXICAL-P GET-WALKER-TEMPLATE)
(FUNCTIONS WALK-FORM)
(FNS WALK-FORM-INTERNAL WALK-TEMPLATE WALK-TEMPLATE-HANDLE-REPEAT
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-LIST WALK-RECONS)
(FUNCTIONS WALK-RELIST*)
(FNS WALK-DECLARATIONS WALK-ARGLIST WALK-LAMBDA)
(COMS (PROP WALKER-TEMPLATE CL:COMPILER-LET)
(FNS WALK-COMPILER-LET)
(PROP WALKER-TEMPLATE DECLARE)
(FNS WALK-UNEXPECTED-DECLARE)
(PROP WALKER-TEMPLATE LET PROG LET* PROG*)
(FNS WALK-LET WALK-LET* WALK-LET/LET*)
(PROP WALKER-TEMPLATE CL:TAGBODY)
(FNS WALK-TAGBODY)
(PROP WALKER-TEMPLATE FUNCTION CL:FUNCTION GO CL:IF CL:MULTIPLE-VALUE-CALL
CL:MULTIPLE-VALUE-PROG1 PROGN CL:PROGV QUOTE CL:RETURN-FROM RETURN CL:SETQ
CL:BLOCK CL:CATCH CL:EVAL-WHEN THE CL:THROW CL:UNWIND-PROTECT LOAD-TIME-EVAL COND
CL:UNWIND-PROTECT SETQ AND OR))
(COMS
(* ;; "for Interlisp")
(PROP WALKER-TEMPLATE RPAQ? RPAQ XNLSETQ ERSETQ NLSETQ RESETVARS))
(PROP FILETYPE CMLWALK)
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS
(ADDVARS (NLAMA)
(NLAML)
(LAMA WALK-TAGBODY WALK-LET/LET* WALK-LET* WALK-LET WALK-UNEXPECTED-DECLARE
WALK-COMPILER-LET WALK-LAMBDA WALK-ARGLIST WALK-DECLARATIONS WALK-RECONS
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-TEMPLATE-HANDLE-REPEAT WALK-TEMPLATE
WALK-FORM-INTERNAL])
(DEFMACRO XCL:ONCE-ONLY (XCL::VARS &BODY XCL::BODY)
(* ;;; "ONCE-ONLY assures that the forms given as vars are evaluated in the proper order, once only. Used in the body of macro definitions. Taken from Zeta Lisp.")
[LET* [(XCL::GENSYM-VAR (CL:GENSYM))
(XCL::RUN-TIME-VARS (CL:GENSYM))
(XCL::RUN-TIME-VALS (CL:GENSYM))
(XCL::EXPAND-TIME-VAL-FORMS (FOR XCL::VAR IN XCL::VARS
COLLECT `(CL:IF (OR (CL:SYMBOLP ,XCL::VAR)
(CL:CONSTANTP ,XCL::VAR))
,XCL::VAR
(LET ((,XCL::GENSYM-VAR (CL:GENSYM)))
(CL:PUSH ,XCL::GENSYM-VAR
,XCL::RUN-TIME-VARS)
(CL:PUSH ,XCL::VAR
,XCL::RUN-TIME-VALS)
,XCL::GENSYM-VAR))]
`(LET* [,XCL::RUN-TIME-VARS ,XCL::RUN-TIME-VALS
(XCL::WRAPPED-BODY (LET ,(FOR XCL::VAR IN XCL::VARS AS
XCL::EXPAND-TIME-VAL-FORM
IN XCL::EXPAND-TIME-VAL-FORMS
COLLECT (LIST XCL::VAR
XCL::EXPAND-TIME-VAL-FORM))
,@XCL::BODY]
`(LET ,(FOR XCL::RUN-TIME-VAR IN (CL:REVERSE XCL::RUN-TIME-VARS) AS
XCL::RUN-TIME-VAL
IN (CL:REVERSE XCL::RUN-TIME-VALS) COLLECT (LIST XCL::RUN-TIME-VAR
XCL::RUN-TIME-VAL)
)
,XCL::WRAPPED-BODY])
(* ; "not a wonderful place for it, but CMLMACROS comes too eraly in the loadup.")
(CL:DEFVAR *WALK-FUNCTION* NIL
"the function being called on each sub-form in the code-walker")
(CL:DEFVAR *WALK-FORM*
"When the first argument to the IF template in the code-walker is a list, it will be evaluated with *walk-form* bound to the form currently being walked."
)
(CL:DEFVAR *DECLARATIONS* "a list of the declarations currently in effect while codewalking")
(CL:DEFVAR *LEXICAL-VARIABLES* NIL (* ;
"used in walker to hold list of lexical variables available")
)
(CL:DEFVAR *ENVIRONMENT*
"while codewalking, this is the lexical environment as far as macros are concerned")
(CL:DEFVAR *WALK-COPY*
"while walking, this is true if we are making a copy of the expresion being walked")
(DEFMACRO WITH-NEW-CONTOUR (&BODY BODY)
(* ;; "WITH-NEW-CONTOUR is used to enter a new lexical binding contour which inherits from the exisiting one. Using WITH-NEW-CONTOUR is often overkill: It would suffice for the the walker to rebind *LEXICAL-VARIABLES* and *DECLARATIONS* when walking LET and rebind *ENVIRONMENT* and *DECLARATIONS* when walking MACROLET etc. WITH-NEW-CONTOUR is much more convenient and just as correct. *")
`(LET ((*DECLARATIONS* NIL)
(*LEXICAL-VARIABLES* *LEXICAL-VARIABLES*)
(*ENVIRONMENT* *ENVIRONMENT*))
,@BODY))
(DEFMACRO NOTE-LEXICAL-BINDING (THING)
`(CL:PUSH ,THING *LEXICAL-VARIABLES*))
(DEFMACRO NOTE-DECLARATION (CL:DECLARATION)
`(CL:PUSH ,CL:DECLARATION *DECLARATIONS*))
(CL:DEFUN VARIABLE-SPECIAL-P (VAR)
(* lmm "27-May-86 15:42")
(OR (for DECL in *DECLARATIONS* do (AND (EQ (CAR DECL)
'CL:SPECIAL)
(FMEMB VAR (CDR DECL))
(RETURN T)))
(VARIABLE-GLOBALLY-SPECIAL-P VAR)))
(CL:DEFUN VARIABLE-LEXICAL-P (VAR)
(* lmm "11-Apr-86 10:59")
(AND (NOT (VARIABLE-SPECIAL-P VAR))
(CL:MEMBER VAR *LEXICAL-VARIABLES* :TEST (FUNCTION EQ))))
(CL:DEFUN GET-WALKER-TEMPLATE (X)
(* lmm "24-May-86 14:48")
(CL:IF (NOT (CL:SYMBOLP X))
'(CL:LAMBDA :REPEAT (:EVAL))
(GET X 'WALKER-TEMPLATE)))
(CL:DEFUN WALK-FORM (FORM &KEY ((:DECLARATIONS *DECLARATIONS*)
NIL)
((:LEXICAL-VARIABLES *LEXICAL-VARIABLES*)
NIL)
((:ENVIRONMENT *ENVIRONMENT*)
NIL)
((:WALK-FUNCTION *WALK-FUNCTION*)
(FUNCTION (CL:LAMBDA (X IGNORE)
IGNORE X)))
((:COPY *WALK-COPY*)
T))
"Walk FORM, expanding all macros, calling :WALK-FUNCTION on each subfof :COPY is true (default), will return the expansion"
(WALK-FORM-INTERNAL FORM ':EVAL))
(DEFINEQ
(WALK-FORM-INTERNAL
(CL:LAMBDA (FORM CONTEXT &AUX FN TEMPLATE WALK-NO-MORE-P NEWFORM)
(* lmm "24-May-86 20:28")
(* ;; "WALK-FORM-INTERNAL is the main driving function for the code walker. It takes a form and the current context and walks the form calling itself or the appropriate template recursively.")
(CL:MULTIPLE-VALUE-SETQ (NEWFORM WALK-NO-MORE-P)
(CL:FUNCALL *WALK-FUNCTION* FORM CONTEXT))
(COND
(WALK-NO-MORE-P NEWFORM)
((NOT (EQ FORM NEWFORM))
(WALK-FORM-INTERNAL NEWFORM CONTEXT))
((NOT (CL:CONSP FORM))
FORM)
((NOT (CL:SYMBOLP (CAR FORM)))
(WALK-TEMPLATE FORM '(:CALL :REPEAT (:EVAL)) CONTEXT))
((SETQ TEMPLATE (GET-WALKER-TEMPLATE (CAR FORM)))
(CL:IF (CL:SYMBOLP TEMPLATE)
(CL:FUNCALL TEMPLATE FORM CONTEXT)
(WALK-TEMPLATE FORM TEMPLATE CONTEXT)))
((NEQ FORM (SETQ FORM (CL:MACROEXPAND-1 FORM *ENVIRONMENT*)))
(WALK-FORM-INTERNAL FORM CONTEXT))
(T (* ;; "Otherwise, walk the form as if its just a standard function call using a template for standard function call.")
(WALK-TEMPLATE FORM '(:CALL :REPEAT (:EVAL)) CONTEXT)))))
(WALK-TEMPLATE
(CL:LAMBDA (FORM TEMPLATE CONTEXT) (* lmm "24-May-86 16:43")
(CL:IF (CL:ATOM TEMPLATE)
(CL:ECASE TEMPLATE ((CALL :CALL)
(if (CL:CONSP FORM)
then (WALK-LAMBDA FORM NIL)
else FORM))
((QUOTE NIL PPE :ERROR)
FORM)
((:EVAL EVAL :FUNCTION FUNCTION :TEST TEST :EFFECT EFFECT :RETURN RETURN)
(WALK-FORM-INTERNAL FORM ':EVAL))
((SET :SET)
(WALK-FORM-INTERNAL FORM ':SET))
(CL:LAMBDA (WALK-LAMBDA FORM CONTEXT)))
(CASE (CAR TEMPLATE)
(CL:IF (LET ((*WALK-FORM* FORM))
(WALK-TEMPLATE FORM (COND
((CL:IF (LISTP (CL:SECOND TEMPLATE))
(CL:EVAL (CL:SECOND TEMPLATE))
(CL:FUNCALL (CL:SECOND TEMPLATE)
FORM))
(CL:THIRD TEMPLATE))
(T (CL:FOURTH TEMPLATE)))
CONTEXT)))
((REPEAT :REPEAT)
(WALK-TEMPLATE-HANDLE-REPEAT FORM (CDR TEMPLATE)
(CL:NTHCDR (- (CL:LENGTH FORM)
(CL:LENGTH (CDDR TEMPLATE)))
FORM)
CONTEXT))
(T (COND
((CL:ATOM FORM)
FORM)
(T (WALK-RECONS FORM (WALK-TEMPLATE (CAR FORM)
(CAR TEMPLATE)
CONTEXT)
(WALK-TEMPLATE (CDR FORM)
(CDR TEMPLATE)
CONTEXT)))))))))
(WALK-TEMPLATE-HANDLE-REPEAT
(CL:LAMBDA (FORM TEMPLATE STOP-FORM CONTEXT) (* lmm "11-Apr-86 12:05")
(CL:IF (EQ FORM STOP-FORM)
(WALK-TEMPLATE FORM (CDR TEMPLATE)
CONTEXT)
(WALK-TEMPLATE-HANDLE-REPEAT-1 FORM TEMPLATE (CAR TEMPLATE)
STOP-FORM CONTEXT))))
(WALK-TEMPLATE-HANDLE-REPEAT-1
(CL:LAMBDA (FORM TEMPLATE REPEAT-TEMPLATE STOP-FORM CONTEXT)
(* lmm "24-May-86 16:43")
(COND
((NULL FORM)
NIL)
((EQ FORM STOP-FORM)
(CL:IF (NULL REPEAT-TEMPLATE)
(WALK-TEMPLATE STOP-FORM (CDR TEMPLATE)
CONTEXT)
(CL:ERROR
"While handling repeat:
~%%~Ran into stop while still in repeat template.")))
((NULL REPEAT-TEMPLATE)
(WALK-TEMPLATE-HANDLE-REPEAT-1 FORM TEMPLATE (CAR TEMPLATE)
STOP-FORM CONTEXT))
(T (WALK-RECONS FORM (WALK-TEMPLATE (CAR FORM)
(CAR REPEAT-TEMPLATE)
CONTEXT)
(WALK-TEMPLATE-HANDLE-REPEAT-1 (CDR FORM)
TEMPLATE
(CDR REPEAT-TEMPLATE)
STOP-FORM CONTEXT))))))
(WALK-LIST
(LAMBDA (LIST FN) (* lmm "24-May-86 16:43")
(* copy list walking each element)
(CL:IF LIST (WALK-RECONS LIST (CL:FUNCALL FN (CAR LIST))
(WALK-LIST (CDR LIST)
FN)))))
(WALK-RECONS
(CL:LAMBDA (X CAR CDR) (* lmm "24-May-86 16:43")
(CL:IF *WALK-COPY* (CL:IF (OR (NOT (EQ (CAR X)
CAR))
(NOT (EQ (CDR X)
CDR)))
(CONS CAR CDR)
X)
NIL)))
)
(DEFMACRO WALK-RELIST* (X FIRST &REST CL:REST)
(CL:IF CL:REST
`(WALK-RECONS ,X ,FIRST (WALK-RELIST* (CDR ,X)
,@CL:REST))
FIRST))
(DEFINEQ
(WALK-DECLARATIONS
(CL:LAMBDA (BODY FN &OPTIONAL DOC-STRING-P DECLARATIONS &AUX (FORM (CAR BODY)))
(* lmm "18-Jun-86 14:35")
(* skips over declarations)
(COND
((AND (STRINGP FORM) (* might be a doc string *)
(CDR BODY) (* isn't the returned value *)
(NULL DOC-STRING-P) (* no doc string yet *)
(NULL DECLARATIONS)) (* no declarations yet *)
(WALK-RECONS BODY FORM (WALK-DECLARATIONS (CDR BODY)
FN T)))
((AND (LISTP FORM)
(EQ (CAR FORM)
'DECLARE))
(* Got a real declaration. Record it, look for more.
*)
(CL:DOLIST (CL:DECLARATION (CDR FORM))
(NOTE-DECLARATION CL:DECLARATION)
(CL:PUSH CL:DECLARATION DECLARATIONS))
(WALK-RECONS BODY FORM (WALK-DECLARATIONS (CDR BODY)
FN DOC-STRING-P DECLARATIONS)))
((AND (CL:CONSP FORM)
(NULL (GET-WALKER-TEMPLATE (CAR FORM)))
(NOT (EQ FORM (SETQ FORM (CL:MACROEXPAND-1 FORM *ENVIRONMENT*)))))
(* * When we macroexpanded this form we got something else back.
Maybe this is a macro which expanded into a declare? Recurse to find out.)
(WALK-DECLARATIONS (CONS FORM (CDR BODY))
FN DOC-STRING-P DECLARATIONS))
(T
(* Now that we have walked and recorded the declarations, call the function our
caller provided to expand the body. We call that function rather than passing
the real-body back, because we are RECONSING up the new body.)
(CL:FUNCALL FN BODY)))))
(WALK-ARGLIST
(CL:LAMBDA (ARGLIST CONTEXT &OPTIONAL DESTRUCTURINGP &AUX ARG)
(* lmm "24-May-86 16:44")
(COND
((NULL ARGLIST)
NIL)
((CL:SYMBOLP (CL:SETQ ARG (CAR ARGLIST)))
(OR (CL:MEMBER ARG CL:LAMBDA-LIST-KEYWORDS :TEST (FUNCTION EQ))
(NOTE-LEXICAL-BINDING ARG))
(WALK-RECONS ARGLIST ARG (WALK-ARGLIST (CDR ARGLIST)
CONTEXT
(AND DESTRUCTURINGP (NOT (CL:MEMBER
ARG CL:LAMBDA-LIST-KEYWORDS
:TEST (FUNCTION EQ)))))))
((CL:CONSP ARG)
(PROG1 (CL:IF DESTRUCTURINGP (WALK-ARGLIST ARG CONTEXT DESTRUCTURINGP)
(WALK-RECONS ARGLIST (WALK-RELIST* ARG (CAR ARG)
(WALK-FORM-INTERNAL (CADR ARG)
':EVAL)
(CDDR ARG))
(WALK-ARGLIST (CDR ARGLIST)
CONTEXT NIL)))
(CL:IF (CL:SYMBOLP (CAR ARG))
(NOTE-LEXICAL-BINDING (CAR ARG))
(NOTE-LEXICAL-BINDING (CADAR ARG)))
(OR (NULL (CDDR ARG))
(NOT (CL:SYMBOLP (CADDR ARG)))
(NOTE-LEXICAL-BINDING ARG))))
(T (CL:ERROR "Can't understand something in the arglist ~S" ARGLIST)))))
(WALK-LAMBDA
(CL:LAMBDA (FORM CONTEXT) (* lmm "24-May-86 16:44")
(WITH-NEW-CONTOUR (LET* ((ARGLIST (CADR FORM))
(BODY (CDDR FORM))
(WALKED-ARGLIST NIL)
(WALKED-BODY (WALK-DECLARATIONS
BODY
(FUNCTION (CL:LAMBDA (REAL-BODY)
(CL:SETQ WALKED-ARGLIST
(WALK-ARGLIST ARGLIST CONTEXT
))
(WALK-TEMPLATE REAL-BODY
'(:REPEAT (:EVAL)) CONTEXT)))
)))
(WALK-RELIST* FORM (CAR FORM)
WALKED-ARGLIST WALKED-BODY)))))
)
(PUTPROPS CL:COMPILER-LET WALKER-TEMPLATE WALK-COMPILER-LET)
(DEFINEQ
(WALK-COMPILER-LET
(CL:LAMBDA (FORM CONTEXT) (* gbn " 7-Aug-86 18:21")
(* ;
"bind the variables, but then return the COMPILER-LET")
(LET ((VARS (CL:MAPCAR (FUNCTION (LAMBDA (X)
(CL:IF (CL:CONSP X)
(CAR X)
X)))
(CADR FORM)))
(VALS (CL:MAPCAR (FUNCTION (CL:LAMBDA (X)
(CL:IF (CL:CONSP X)
(CL:EVAL (CADR X))
NIL)))
(CADR FORM))))
(CL:PROGV VARS VALS (WALK-TEMPLATE FORM '(NIL NIL :REPEAT (:EVAL)
:RETURN) CONTEXT)))))
)
(PUTPROPS DECLARE WALKER-TEMPLATE WALK-UNEXPECTED-DECLARE)
(DEFINEQ
(WALK-UNEXPECTED-DECLARE
(CL:LAMBDA (FORM CONTEXT) (* lmm "24-May-86 22:27")
(DECLARE (IGNORE CONTEXT))
(CL:WARN "Encountered declare ~S in a place where a declare was not expected." FORM)
FORM))
)
(PUTPROPS LET WALKER-TEMPLATE WALK-LET)
(PUTPROPS PROG WALKER-TEMPLATE WALK-LET)
(PUTPROPS LET* WALKER-TEMPLATE WALK-LET*)
(PUTPROPS PROG* WALKER-TEMPLATE WALK-LET*)
(DEFINEQ
(WALK-LET
(CL:LAMBDA (FORM CONTEXT)
(WALK-LET/LET* FORM CONTEXT NIL)))
(WALK-LET*
(CL:LAMBDA (FORM CONTEXT)
(WALK-LET/LET* FORM CONTEXT T)))
(WALK-LET/LET*
(CL:LAMBDA
(FORM CONTEXT SEQUENTIALP) (* lmm "24-May-86 16:44")
(LET
((OLD-DECLARATIONS *DECLARATIONS*)
(OLD-LEXICAL-VARIABLES *LEXICAL-VARIABLES*))
(WITH-NEW-CONTOUR
(LET* ((LET/LET* (CAR FORM))
(BINDINGS (CADR FORM))
(BODY (CDDR FORM))
WALKED-BINDINGS
(WALKED-BODY
(WALK-DECLARATIONS
BODY
(FUNCTION (CL:LAMBDA (REAL-BODY)
(CL:SETQ WALKED-BINDINGS
(WALK-LIST BINDINGS
(FUNCTION (LAMBDA (BINDING)
(CL:IF
(CL:SYMBOLP BINDING)
(PROG1 BINDING (NOTE-LEXICAL-BINDING
BINDING))
(PROG1 (LET ((*DECLARATIONS*
OLD-DECLARATIONS)
(*LEXICAL-VARIABLES*
(CL:IF SEQUENTIALP
*LEXICAL-VARIABLES*
OLD-LEXICAL-VARIABLES)
))
(WALK-RELIST*
BINDING
(CAR BINDING)
(WALK-FORM-INTERNAL
(CADR BINDING)
CONTEXT)
(CDDR BINDING)))
(NOTE-LEXICAL-BINDING (CAR BINDING))
))))))
(WALK-TEMPLATE REAL-BODY '(:REPEAT (:EVAL)) CONTEXT))))))
(WALK-RELIST* FORM LET/LET* WALKED-BINDINGS WALKED-BODY))))))
)
(PUTPROPS CL:TAGBODY WALKER-TEMPLATE WALK-TAGBODY)
(DEFINEQ
(WALK-TAGBODY
(CL:LAMBDA (FORM CONTEXT) (* lmm "24-May-86 16:44")
(WALK-RECONS FORM (CAR FORM)
(WALK-LIST (CDR FORM)
(FUNCTION (LAMBDA (X)
(WALK-FORM-INTERNAL X (CL:IF (CL:SYMBOLP X)
'QUOTE CONTEXT))))))))
)
(PUTPROPS FUNCTION WALKER-TEMPLATE (NIL :CALL))
(PUTPROPS CL:FUNCTION WALKER-TEMPLATE (NIL :CALL))
(PUTPROPS GO WALKER-TEMPLATE (NIL NIL))
(PUTPROPS CL:IF WALKER-TEMPLATE (NIL :TEST :RETURN :RETURN))
(PUTPROPS CL:MULTIPLE-VALUE-CALL WALKER-TEMPLATE (NIL :EVAL :REPEAT (:EVAL)))
(PUTPROPS CL:MULTIPLE-VALUE-PROG1 WALKER-TEMPLATE (NIL :RETURN :REPEAT (:EVAL)))
(PUTPROPS PROGN WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(PUTPROPS CL:PROGV WALKER-TEMPLATE (NIL :EVAL :EVAL :REPEAT (:EVAL)))
(PUTPROPS QUOTE WALKER-TEMPLATE (NIL QUOTE))
(PUTPROPS CL:RETURN-FROM WALKER-TEMPLATE (NIL NIL :EVAL))
(PUTPROPS RETURN WALKER-TEMPLATE (NIL :EVAL))
(PUTPROPS CL:SETQ WALKER-TEMPLATE (NIL :REPEAT (:SET :EVAL)))
(PUTPROPS CL:BLOCK WALKER-TEMPLATE (NIL NIL :REPEAT (:EVAL)))
(PUTPROPS CL:CATCH WALKER-TEMPLATE (NIL :EVAL :REPEAT (:EVAL)))
(PUTPROPS CL:EVAL-WHEN WALKER-TEMPLATE (NIL NIL :REPEAT (:EVAL)))
(PUTPROPS THE WALKER-TEMPLATE (NIL NIL :EVAL))
(PUTPROPS CL:THROW WALKER-TEMPLATE (NIL :EVAL :EVAL))
(PUTPROPS CL:UNWIND-PROTECT WALKER-TEMPLATE (NIL :EVAL :REPEAT (:EVAL)))
(PUTPROPS LOAD-TIME-EVAL WALKER-TEMPLATE (NIL :EVAL))
(PUTPROPS COND WALKER-TEMPLATE [NIL :REPEAT ((:REPEAT (:EVAL])
(PUTPROPS CL:UNWIND-PROTECT WALKER-TEMPLATE (NIL :EVAL :REPEAT (:EVAL)))
(PUTPROPS SETQ WALKER-TEMPLATE (NIL :SET :EVAL))
(PUTPROPS AND WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(PUTPROPS OR WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(* ;; "for Interlisp")
(PUTPROPS RPAQ? WALKER-TEMPLATE (NIL :SET :EVAL))
(PUTPROPS RPAQ WALKER-TEMPLATE (NIL :SET :EVAL))
(PUTPROPS XNLSETQ WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(PUTPROPS ERSETQ WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(PUTPROPS NLSETQ WALKER-TEMPLATE (NIL :REPEAT (:EVAL)))
(PUTPROPS RESETVARS WALKER-TEMPLATE WALK-LET)
(PUTPROPS CMLWALK FILETYPE :COMPILE-FILE)
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS
(ADDTOVAR NLAMA )
(ADDTOVAR NLAML )
(ADDTOVAR LAMA WALK-TAGBODY WALK-LET/LET* WALK-LET* WALK-LET WALK-UNEXPECTED-DECLARE
WALK-COMPILER-LET WALK-LAMBDA WALK-ARGLIST WALK-DECLARATIONS WALK-RECONS
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-TEMPLATE-HANDLE-REPEAT WALK-TEMPLATE
WALK-FORM-INTERNAL)
)
(PRETTYCOMPRINT CMLWALKCOMS)
(RPAQQ CMLWALKCOMS
[(FUNCTIONS XCL:ONCE-ONLY)
(* ;
"not a wonderful place for it, but CMLMACROS comes too eraly in the loadup.")
(VARIABLES *WALK-FUNCTION* *WALK-FORM* *DECLARATIONS* *LEXICAL-VARIABLES* *ENVIRONMENT*
*WALK-COPY*)
(FUNCTIONS WITH-NEW-CONTOUR NOTE-LEXICAL-BINDING NOTE-DECLARATION)
(FUNCTIONS VARIABLE-SPECIAL-P VARIABLE-LEXICAL-P GET-WALKER-TEMPLATE)
(FUNCTIONS WALK-FORM)
(FNS WALK-FORM-INTERNAL WALK-TEMPLATE WALK-TEMPLATE-HANDLE-REPEAT
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-LIST WALK-RECONS)
(FUNCTIONS WALK-RELIST*)
(FNS WALK-DECLARATIONS WALK-ARGLIST WALK-LAMBDA)
(COMS (PROP WALKER-TEMPLATE CL:COMPILER-LET)
(FNS WALK-COMPILER-LET)
(PROP WALKER-TEMPLATE DECLARE)
(FNS WALK-UNEXPECTED-DECLARE)
(PROP WALKER-TEMPLATE LET PROG LET* PROG*)
(FNS WALK-LET WALK-LET* WALK-LET/LET*)
(PROP WALKER-TEMPLATE CL:TAGBODY)
(FNS WALK-TAGBODY)
(PROP WALKER-TEMPLATE FUNCTION CL:FUNCTION GO CL:IF CL:MULTIPLE-VALUE-CALL
CL:MULTIPLE-VALUE-PROG1 PROGN CL:PROGV QUOTE CL:RETURN-FROM RETURN CL:SETQ
CL:BLOCK CL:CATCH CL:EVAL-WHEN THE CL:THROW CL:UNWIND-PROTECT LOAD-TIME-EVAL COND
CL:UNWIND-PROTECT SETQ AND OR))
(COMS
(* ;; "for Interlisp")
(PROP WALKER-TEMPLATE RPAQ? RPAQ XNLSETQ ERSETQ NLSETQ RESETVARS))
(PROP FILETYPE CMLWALK)
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS
(ADDVARS (NLAMA)
(NLAML)
(LAMA WALK-TAGBODY WALK-LET/LET* WALK-LET* WALK-LET WALK-UNEXPECTED-DECLARE
WALK-COMPILER-LET WALK-LAMBDA WALK-ARGLIST WALK-DECLARATIONS WALK-RECONS
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-TEMPLATE-HANDLE-REPEAT])
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS
(ADDTOVAR NLAMA )
(ADDTOVAR NLAML )
(ADDTOVAR LAMA WALK-TAGBODY WALK-LET/LET* WALK-LET* WALK-LET WALK-UNEXPECTED-DECLARE
WALK-COMPILER-LET WALK-LAMBDA WALK-ARGLIST WALK-DECLARATIONS WALK-RECONS
WALK-TEMPLATE-HANDLE-REPEAT-1 WALK-TEMPLATE-HANDLE-REPEAT)
)
(PUTPROPS CMLWALK COPYRIGHT ("Venue & Xerox Corporation" 1986 1987 1990))
(DECLARE%: DONTCOPY
(FILEMAP (NIL (8262 14412 (WALK-FORM-INTERNAL 8272 . 9743) (WALK-TEMPLATE 9745 . 12120) (
WALK-TEMPLATE-HANDLE-REPEAT 12122 . 12497) (WALK-TEMPLATE-HANDLE-REPEAT-1 12499 . 13602) (WALK-LIST
13604 . 13965) (WALK-RECONS 13967 . 14410)) (14610 19654 (WALK-DECLARATIONS 14620 . 16728) (
WALK-ARGLIST 16730 . 18511) (WALK-LAMBDA 18513 . 19652)) (19725 20773 (WALK-COMPILER-LET 19735 . 20771
)) (20842 21127 (WALK-UNEXPECTED-DECLARE 20852 . 21125)) (21330 24127 (WALK-LET 21340 . 21429) (
WALK-LET* 21431 . 21519) (WALK-LET/LET* 21521 . 24125)) (24188 24611 (WALK-TAGBODY 24198 . 24609)))))
STOP