MSI: Create the WHERE part of a query in one function call

[Mike McCormack]

ChangeLog:
* Create the WHERE part of a query in one function call
-------------- next part --------------
diff -u dlls/msi.old/query.h dlls/msi/query.h
--- dlls/msi.old/query.h	2004-07-01 10:20:35.000000000 -0500
+++ dlls/msi/query.h	2004-07-01 10:20:49.000000000 -0500
@@ -110,8 +110,8 @@
 UINT ORDER_CreateView( MSIDATABASE *db, MSIVIEW **view, MSIVIEW *table );
 UINT ORDER_AddColumn( MSIVIEW *group, LPWSTR name );
 
-UINT WHERE_CreateView( MSIDATABASE *db, MSIVIEW **view, MSIVIEW *table );
-UINT WHERE_AddCondition( MSIVIEW *view, struct expr *condition );
+UINT WHERE_CreateView( MSIDATABASE *db, MSIVIEW **view, MSIVIEW *table,
+                       struct expr *cond );
 
 UINT CREATE_CreateView( MSIDATABASE *db, MSIVIEW **view, LPWSTR table,
                         create_col_info *col_info, BOOL temp );
diff -u dlls/msi.old/sql.y dlls/msi/sql.y
--- dlls/msi.old/sql.y	2004-07-01 10:20:35.000000000 -0500
+++ dlls/msi/sql.y	2004-07-01 10:20:49.000000000 -0500
@@ -215,40 +215,37 @@
                 ;
 
             ci->next = HeapAlloc( GetProcessHeap(), 0, sizeof *$$ );
-            if( ci->next )
+            if( !ci->next )
             {
-                ci->next->colname = $3;
-                ci->next->type = $4;
-                ci->next->next = NULL;
-            }
-            else if( $1 )
-            {
-                HeapFree( GetProcessHeap(), 0, $1 );
-                $1 = NULL;
+                /* FIXME: free $1 */
+                YYABORT;
             }
+            ci->next->colname = $3;
+            ci->next->type = $4;
+            ci->next->next = NULL;
+
             $$ = $1;
         }
   | column column_type
         {
             $$ = HeapAlloc( GetProcessHeap(), 0, sizeof *$$ );
-            if( $$ )
-            {
-                $$->colname = $1;
-                $$->type = $2;
-                $$->next = NULL;
-            }
+            if( ! $$ )
+                YYABORT;
+            $$->colname = $1;
+            $$->type = $2;
+            $$->next = NULL;
         }
     ;
 
 column_type:
     data_type_l
         {
-            $$ = $1;
+            $$ = $1 | MSITYPE_VALID;
         }
   | data_type_l TK_LOCALIZABLE
         {
             FIXME("LOCALIZABLE ignored\n");
-            $$ = $1;
+            $$ = $1 | MSITYPE_VALID;
         }
     ;
 
@@ -270,7 +267,7 @@
         }
   | TK_CHAR TK_LP data_count TK_RP
         {
-            $$ = MSITYPE_STRING | 0x500 | $3;
+            $$ = MSITYPE_STRING | 0x400 | $3;
         }
   | TK_LONGCHAR
         {
@@ -397,10 +394,7 @@
             r = TABLE_CreateView( sql->db, $2, &view );
             if( r != ERROR_SUCCESS )
                 YYABORT;
-            r = WHERE_CreateView( sql->db, &view, view );
-            if( r != ERROR_SUCCESS )
-                YYABORT;
-            r = WHERE_AddCondition( view, $4 );
+            r = WHERE_CreateView( sql->db, &view, view, $4 );
             if( r != ERROR_SUCCESS )
                 YYABORT;
             $$ = view;
diff -u dlls/msi.old/where.c dlls/msi/where.c
--- dlls/msi.old/where.c	2004-07-01 10:20:35.000000000 -0500
+++ dlls/msi/where.c	2004-07-01 10:20:49.000000000 -0500
@@ -321,36 +321,6 @@
     WHERE_delete
 };
 
-UINT WHERE_CreateView( MSIDATABASE *db, MSIVIEW **view, MSIVIEW *table )
-{
-    MSIWHEREVIEW *wv = NULL;
-    UINT count = 0, r;
-
-    TRACE("%p\n", wv );
-
-    r = table->ops->get_dimensions( table, NULL, &count );
-    if( r != ERROR_SUCCESS )
-    {
-        ERR("can't get table dimensions\n");
-        return r;
-    }
-
-    wv = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof *wv );
-    if( !wv )
-        return ERROR_FUNCTION_FAILED;
-    
-    /* fill the structure */
-    wv->view.ops = &where_ops;
-    wv->db = db;
-    wv->table = table;
-    wv->row_count = 0;
-    wv->reorder = NULL;
-    wv->cond = NULL;
-    *view = (MSIVIEW*) wv;
-
-    return ERROR_SUCCESS;
-}
-
 static UINT WHERE_VerifyCondition( MSIDATABASE *db, MSIVIEW *table, struct expr *cond,
                                    UINT *valid )
 {
@@ -423,33 +393,42 @@
     return ERROR_SUCCESS;
 }
 
-UINT WHERE_AddCondition( MSIVIEW *view, struct expr *cond )
+UINT WHERE_CreateView( MSIDATABASE *db, MSIVIEW **view, MSIVIEW *table,
+                       struct expr *cond )
 {
-    MSIWHEREVIEW *wv = (MSIWHEREVIEW *) view;
-    UINT r, valid = 0;
-
-    if( wv->view.ops != &where_ops )
-        return ERROR_FUNCTION_FAILED;
-    if( !wv->table )
-        return ERROR_INVALID_PARAMETER;
-    
-    if( !cond )
-        return ERROR_SUCCESS;
+    MSIWHEREVIEW *wv = NULL;
+    UINT count = 0, r, valid = 0;
 
-    TRACE("Adding condition\n");
+    TRACE("%p\n", wv );
 
-    r = WHERE_VerifyCondition( wv->db, wv->table, cond, &valid );
+    r = table->ops->get_dimensions( table, NULL, &count );
     if( r != ERROR_SUCCESS )
-        ERR("condition evaluation failed\n");
+    {
+        ERR("can't get table dimensions\n");
+        return r;
+    }
 
-    TRACE("condition is %s\n", valid ? "valid" : "invalid" );
-    if( !valid )
+    if( cond )
     {
-        delete_expr( cond );
-        return ERROR_FUNCTION_FAILED;
+        r = WHERE_VerifyCondition( db, table, cond, &valid );
+        if( r != ERROR_SUCCESS )
+            return r;
+        if( !valid )
+            return ERROR_FUNCTION_FAILED;
     }
 
+    wv = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof *wv );
+    if( !wv )
+        return ERROR_FUNCTION_FAILED;
+    
+    /* fill the structure */
+    wv->view.ops = &where_ops;
+    wv->db = db;
+    wv->table = table;
+    wv->row_count = 0;
+    wv->reorder = NULL;
     wv->cond = cond;
+    *view = (MSIVIEW*) wv;
 
     return ERROR_SUCCESS;
 }