X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=interfaces%2Fmysql%2Fmysql-sql.cl;h=2623aed20f2944a0bc089a14a4912a66367bdf05;hb=17c4d99ca97dbdec882028929d645e16164b4b0b;hp=1850092d9ef86c89287ca518a9dd9b28f7fcf00e;hpb=421ef23a5a01534ac4c4d7594d182023ed31b376;p=clsql.git

diff --git a/interfaces/mysql/mysql-sql.cl b/interfaces/mysql/mysql-sql.cl
index 1850092..2623aed 100644
--- a/interfaces/mysql/mysql-sql.cl
+++ b/interfaces/mysql/mysql-sql.cl
@@ -8,7 +8,7 @@
 ;;;;                Original code by Pierre R. Mai 
 ;;;; Date Started:  Feb 2002
 ;;;;
-;;;; $Id: mysql-sql.cl,v 1.7 2002/03/25 06:07:06 kevin Exp $
+;;;; $Id: mysql-sql.cl,v 1.15 2002/03/27 12:09:39 kevin Exp $
 ;;;;
 ;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;; and Copyright (c) 1999-2001 by Pierre R. Mai
@@ -33,7 +33,7 @@
 ;;;; Added field types
 
 (defpackage :clsql-mysql
-    (:use :common-lisp :clsql-sys :mysql)
+    (:use :common-lisp :clsql-sys :mysql :clsql-uffi)
     (:export #:mysql-database)
     (:documentation "This is the CLSQL interface to MySQL."))
 
@@ -41,51 +41,41 @@
 
 ;;; Field conversion functions
 
-(defun canonicalize-field-types  (types num-fields)
-  (if (listp types)
-      (let ((length-types (length types))
-	    new-types)
-	(loop for i from 0 below num-fields
-	      do
-	      (if (>= i length-types)
-		  (push t new-types) ;; types is shorted than num-fields
-		  (push
-		   (case (nth i types)
-		     ((:int :long :double t)
-		      (nth i types))
-		     (t
-		      t))
-		   new-types)))
-	(nreverse new-types))
-      (if (eq types :auto)
-	  :auto
-	  nil)))
-
-(uffi:def-function "atoi"
-    ((str :cstring))
-  :returning :int)
-
-(uffi:def-function "atol"
-    ((str :cstring))
-  :returning :long)
-
-(uffi:def-function "atof"
-    ((str :cstring))
-  :returning :double)
-
-(defun convert-raw-field (char-ptr types index)
-  (let ((type (if (listp types)
-		  (nth index types)
-		  types)))
-    (case type
-      (:int
-       (atoi char-ptr))
-      (:long
-       (atol char-ptr))
-      (:double
-       (atof char-ptr))
-      (otherwise
-       (uffi:convert-from-foreign-string char-ptr)))))
+(defun make-type-list-for-auto (num-fields res-ptr)
+  (let ((new-types '())
+	#+ignore (field-vec (mysql-fetch-fields res-ptr)))
+    (dotimes (i num-fields)
+      (declare (fixnum i))
+      (let* ( (field (mysql-fetch-field-direct res-ptr i))
+	     #+ignore (field (uffi:deref-array field-vec 'mysql-field-vector i))
+	      (type (uffi:get-slot-value field 'mysql-field 'type)))
+	(push
+	 (case type
+	   ((#.mysql-field-types#tiny 
+	     #.mysql-field-types#short
+	     #.mysql-field-types#int24
+	     #.mysql-field-types#long)
+	    :int32)
+	   (#.mysql-field-types#longlong
+	    :int64)
+	   ((#.mysql-field-types#double
+	     #.mysql-field-types#float
+	     #.mysql-field-types#decimal)
+	    :double)
+	   (otherwise
+	    t))
+	 new-types)))
+    (nreverse new-types)))
+
+(defun canonicalize-types (types num-fields res-ptr)
+  (let ((auto-list (make-type-list-for-auto num-fields res-ptr)))
+    (cond
+      ((listp types)
+       (canonicalize-type-list types auto-list))
+      ((eq types :auto)
+       auto-list)
+      (t
+       nil))))
 
 (defmethod database-initialize-database-type ((database-type (eql :mysql)))
   t)
@@ -148,23 +138,25 @@
 
 
 (defmethod database-query (query-expression (database mysql-database) 
-			   field-types)
+			   types)
   (with-slots (mysql-ptr) database
     (uffi:with-cstring (query-native query-expression)
        (if (zerop (mysql-query mysql-ptr query-native))
 	   (let ((res-ptr (mysql-use-result mysql-ptr)))
 	     (if res-ptr
 		 (let ((num-fields (mysql-num-fields res-ptr)))
-		   (setq field-types (canonicalize-field-types 
-				      field-types num-fields))
+		   (setq types (canonicalize-types 
+				      types num-fields
+				      res-ptr))
 		   (unwind-protect
 			(loop for row = (mysql-fetch-row res-ptr)
 			      until (uffi:null-pointer-p row)
 			      collect
 			      (loop for i from 0 below num-fields
 				    collect
-				    (uffi:convert-from-foreign-string
-				     (uffi:deref-array row 'mysql-row i))))
+				    (convert-raw-field
+				     (uffi:deref-array row 'mysql-row i)
+				     types i)))
 		     (mysql-free-result res-ptr)))
 	       (error 'clsql-sql-error
 		      :database database
@@ -192,14 +184,14 @@
 (defstruct mysql-result-set
   (res-ptr (uffi:make-null-pointer 'mysql-mysql-res)
 	   :type mysql-mysql-res-ptr-def)
-  (field-types nil)
+  (types nil)
   (num-fields nil :type fixnum)
   (full-set nil :type boolean))
 
 
 (defmethod database-query-result-set (query-expression 
 				      (database mysql-database)
-				      &key full-set field-types)
+				      &key full-set types)
   (uffi:with-cstring (query-native query-expression)
     (let ((mysql-ptr (database-mysql-ptr database)))
      (declare (type mysql-mysql-ptr-def mysql-ptr))
@@ -214,9 +206,10 @@
 				    :res-ptr res-ptr
 				    :num-fields num-fields
 				    :full-set full-set
-				    :field-types
-				    (canonicalize-field-types 
-				     field-types num-fields)))) 
+				    :types
+				    (canonicalize-types 
+				     types num-fields
+				     res-ptr)))) 
 		  (if full-set
 		      (values result-set
 			      num-fields
@@ -239,11 +232,10 @@
   t)
 
 
-
 (defmethod database-store-next-row (result-set (database mysql-database) list)
   (let* ((res-ptr (mysql-result-set-res-ptr result-set))
 	 (row (mysql-fetch-row res-ptr))
-	 (field-types (mysql-result-set-field-types result-set)))
+	 (types (mysql-result-set-types result-set)))
     (declare (type mysql-mysql-res-ptr-def res-ptr)
 	     (type mysql-row-def row))
     (unless (uffi:null-pointer-p row)
@@ -253,7 +245,7 @@
 	    (setf (car rest) 
 		  (convert-raw-field
 		   (uffi:deref-array row 'mysql-row i)
-		   field-types
+		   types
 		   i)))
       list)))