;;;; MIT-LOOP extension
-#+sbcl
+#+(or allegro sbcl)
(eval-when (:compile-toplevel :load-toplevel :execute)
(defpackage #:ansi-loop
- (:import-from #:sb-loop
+ (:import-from #+sbcl #:sb-loop #+allegro #:excl
#:loop-error
#:*loop-epilogue*
#:*loop-ansi-universe*
#:add-loop-path)))
-
-#+sbcl
+
+#+(or allegro sbcl)
(defun ansi-loop::loop-gentemp (&optional (pref 'loopva-))
(gensym (string pref)))
-#+(or cmu scl sbcl openmcl)
+#+(or cmu scl sbcl openmcl allegro)
(defun loop-record-iteration-path (variable data-type prep-phrases)
(let ((in-phrase nil)
(from-phrase nil))
'loop-record-result-set-))
(step-var (ansi-loop::loop-gentemp 'loop-record-step-)))
(push `(when ,result-set-var
- (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
+ (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
ansi-loop::*loop-epilogue*)
- `(((,variable nil ,data-type) (,query-var ,(first in-phrase))
+ `(((,variable nil ,@(and data-type (list data-type)))
+ (,query-var ,(first in-phrase))
(,db-var ,(first from-phrase))
(,result-set-var nil)
(,step-var nil))
(push `(when ,result-set-var
(clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
ansi-loop::*loop-epilogue*)
- `(((,variable nil ,data-type) (,query-var ,(first in-phrase))
+ `(((,variable nil ,@(and data-type (list data-type)))
+ (,query-var ,(first in-phrase))
(,db-var ,(first from-phrase))
(,result-set-var nil))
((multiple-value-bind (%rs %cols)
(not (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,variable))
()))))))
-#+(or cmu scl sbcl openmcl)
+#+(or cmu scl sbcl openmcl allegro)
(ansi-loop::add-loop-path '(record records tuple tuples)
'loop-record-iteration-path
ansi-loop::*loop-ansi-universe*
:preposition-groups '((:of :in) (:from))
:inclusive-permitted nil)
+
+#+lispworks
+(eval-when (:compile-toplevel :load-toplevel :execute)
+ (in-package loop))
+
+#+lispworks
+(cl-user::define-loop-method (record records tuple tuples) clsql-loop-method
+ (in of from))
+
+#+lispworks
+(defun clsql-loop-method (method-name iter-var iter-var-data-type
+ prep-phrases inclusive? allowed-preps
+ method-specific-data)
+ (declare (ignore method-name inclusive? allowed-preps method-specific-data))
+ (let ((in-phrase nil)
+ (from-phrase nil))
+ (loop for (prep . rest) in prep-phrases
+ do
+ (cond
+ ((or (eq prep 'in) (eq prep 'of))
+ (when in-phrase
+ (error
+ "Duplicate OF or IN iteration path: ~S." (cons prep rest)))
+ (setq in-phrase rest))
+ ((eq prep 'from)
+ (when from-phrase
+ (error
+ "Duplicate FROM iteration path: ~S." (cons prep rest)))
+ (setq from-phrase rest))
+ (t
+ (error
+ "Unknown preposition: ~S." prep))))
+ (unless in-phrase
+ (error "Missing OF or IN iteration path."))
+ (unless from-phrase
+ (setq from-phrase '(clsql-base-sys:*default-database*)))
+ (cond
+ ((consp iter-var)
+ (let ((query-var (gensym "LOOP-RECORD-"))
+ (db-var (gensym "LOOP-RECORD-DATABASE-"))
+ (result-set-var (gensym "LOOP-RECORD-RESULT-SET-"))
+ (step-var (gensym "LOOP-RECORD-STEP-")))
+ (values
+ t
+ nil
+ `(,@(mapcar (lambda (v) `(,v nil)) iter-var)
+ (,query-var ,in-phrase)
+ (,db-var ,(first from-phrase))
+ (,result-set-var nil)
+ (,step-var nil))
+ `((multiple-value-bind (%rs %cols)
+ (clsql-base-sys:database-query-result-set ,query-var ,db-var)
+ (setq ,result-set-var %rs ,step-var (make-list %cols))))
+ ()
+ ()
+ `((unless (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,step-var)
+ (when ,result-set-var
+ (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
+ t))
+ `(,iter-var ,step-var)
+ `((unless (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,step-var)
+ (when ,result-set-var
+ (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
+ t))
+ `(,iter-var ,step-var)
+ ()
+ ())))
+ (t
+ (let ((query-var (gensym "LOOP-RECORD-"))
+ (db-var (gensym "LOOP-RECORD-DATABASE-"))
+ (result-set-var (gensym "LOOP-RECORD-RESULT-SET-")))
+ (values
+ t
+ nil
+ `((,iter-var nil ,iter-var-data-type) (,query-var ,in-phrase)
+ (,db-var ,(first from-phrase))
+ (,result-set-var nil))
+ `((multiple-value-bind (%rs %cols)
+ (clsql-base-sys:database-query-result-set ,query-var ,db-var)
+ (setq ,result-set-var %rs ,iter-var (make-list %cols))))
+ ()
+ ()
+ `((unless (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,iter-var)
+ (when ,result-set-var
+ (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
+ t))
+ ()
+ `((unless (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,iter-var)
+ (when ,result-set-var
+ (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
+ t))
+ ()
+ ()
+ ()))))))
+