1 files changed, 48 insertions, 1 deletions
diff --git a/source/compiler/aslanalyze.c b/source/compiler/aslanalyze.c
index 112c1213986d..94282a081338 100644
--- a/source/compiler/aslanalyze.c
+++ b/source/compiler/aslanalyze.c
@@ -41,7 +41,6 @@
  * POSSIBILITY OF SUCH DAMAGES.
  */
 
-
 #include "aslcompiler.h"
 #include "aslcompiler.y.h"
 #include <string.h>
@@ -569,3 +568,51 @@ ApCheckRegMethod (
 
     AslError (ASL_WARNING, ASL_MSG_NO_REGION, Op, NULL);
 }
+
+
+/*******************************************************************************
+ *
+ * FUNCTION:    ApFindNameInScope
+ *
+ * PARAMETERS:  Name                - Name to search for
+ *              Op                  - Current parse op
+ *
+ * RETURN:      TRUE if name found in the same scope as Op.
+ *
+ * DESCRIPTION: Determine if a name appears in the same scope as Op, as either
+ *              a Method() or a Name().
+ *
+ ******************************************************************************/
+
+BOOLEAN
+ApFindNameInScope (
+    char                    *Name,
+    ACPI_PARSE_OBJECT       *Op)
+{
+    ACPI_PARSE_OBJECT       *Next;
+    ACPI_PARSE_OBJECT       *Parent;
+
+
+    /* Get the start of the current scope */
+
+    Parent = Op->Asl.Parent;
+    Next = Parent->Asl.Child;
+
+    /* Search entire scope for a match to the name */
+
+    while (Next)
+    {
+        if ((Next->Asl.ParseOpcode == PARSEOP_METHOD) ||
+            (Next->Asl.ParseOpcode == PARSEOP_NAME))
+        {
+            if (ACPI_COMPARE_NAME (Name, Next->Asl.NameSeg))
+            {
+                return (TRUE);
+            }
+        }
+
+        Next = Next->Asl.Next;
+    }
+
+    return (FALSE);
+}