r8926: add database-create database-destroy database-probe

[clsql.git] / base / loop-extension.lisp

diff --git a/base/loop-extension.lisp b/base/loop-extension.lisp
index 2290f2736696b8adb1d7efb27f443882224d6ba7..52144885982b56372fab1fe0451e25845b40d355 100644 (file)
--- a/base/loop-extension.lisp
+++ b/base/loop-extension.lisp
@@ -34,21 +34,14 @@
                  #:*epilogue*)))
 
 #+allegro
-(eval-when (:compile-toplevel :load-toplevel :execute)
-  (unless (find-package '#:ansi-loop)
-    (let ((excl::*enable-package-locked-errors* nil))
-      (rename-package '#:excl '#:excl
-                     (cons '#:ansi-loop
-                           (package-nicknames (find-package '#:excl)))))))
-
-#+lispworks
-(eval-when (:compile-toplevel :load-toplevel :execute)
-  (unless (find-package '#:ansi-loop)
-    (rename-package '#:loop '#:loop
-                   (cons '#:ansi-loop
-                         (package-nicknames (find-package '#:loop))))))
+(defpackage #:ansi-loop 
+  (:import-from #:excl 
+               #:loop-error
+               #:*loop-epilogue*
+               #:*loop-ansi-universe* 
+               #:add-loop-path))
 
-#+(or sbcl lispworks)
+#+sbcl
 (defun ansi-loop::loop-gentemp (&optional (pref 'loopva-))
   (gensym (string pref)))
 
@@ -84,9 +77,10 @@
                              '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))
@@ -109,7 +103,8 @@
         (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)
@@ -133,6 +128,10 @@
 
 #+lispworks (in-package loop)
 
+#+lispworks
+(defun loop::loop-gentemp (&optional (pref 'loopva-))
+  (gensym (string pref)))
+
 #+lispworks
 (cl-user::define-loop-method (record records tuple tuples) ansi-loop::clsql-loop-method (in of from))
 
@@ -169,48 +168,57 @@
             (result-set-var (ansi-loop::loop-gentemp
                              'loop-record-result-set-))
             (step-var (ansi-loop::loop-gentemp 'loop-record-step-)))
-        #+ignore
-        (push `(when ,result-set-var
-                (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
-              ansi-loop::*epilogue*)
-        `(((,iter-var nil ,iter-var-data-type) (,query-var ,(first in-phrase))
+        (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)
+         `((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))))
-          ()
-          ()
-          (not (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,step-var))
-          (,iter-var ,step-var)
-          (not ,result-set-var)
-          ()
-          (not (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,step-var))
-          (,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)
+         `((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 (ansi-loop::loop-gentemp 'loop-record-))
             (db-var (ansi-loop::loop-gentemp 'loop-record-database-))
             (result-set-var (ansi-loop::loop-gentemp
                              'loop-record-result-set-)))
-        #+ignore
-        (push `(when ,result-set-var
-                (clsql-base-sys:database-dump-result-set ,result-set-var ,db-var))
-              ansi-loop::*epilogue*)
-        `(((,iter-var nil ,iter-var-data-type) (,query-var ,(first in-phrase))
+        (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)
+         `((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))
           ()
-          ()
-          (not (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,iter-var))
-          ()
-          (not ,result-set-var)
-          ()
-          (not (clsql-base-sys:database-store-next-row ,result-set-var ,db-var ,iter-var))
-          ()))))))
-
-
+         `((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))
+         ()
+         ()
+         ()))))))