1 files changed, 64 insertions, 0 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index e402634..0c0de20 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -4045,6 +4045,70 @@ TEBCresume(
 
     /*
      * -----------------------------------------------------------------
+     *	   Start of general introspector instructions.
+     */
+
+    case INST_NS_CURRENT: {
+	Namespace *currNsPtr = (Namespace *) TclGetCurrentNamespace(interp);
+
+	if (currNsPtr == (Namespace *) TclGetGlobalNamespace(interp)) {
+	    TclNewLiteralStringObj(objResultPtr, "::");
+	} else {
+	    TclNewStringObj(objResultPtr, currNsPtr->fullName,
+		    strlen(currNsPtr->fullName));
+	}
+	TRACE_WITH_OBJ(("=> "), objResultPtr);
+	NEXT_INST_F(1, 0, 1);
+    }
+    case INST_COROUTINE_NAME: {
+	CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
+
+	TclNewObj(objResultPtr);
+	if (corPtr && !(corPtr->cmdPtr->flags & CMD_IS_DELETED)) {
+	    Tcl_GetCommandFullName(interp, (Tcl_Command) corPtr->cmdPtr,
+		    objResultPtr);
+	}
+	TRACE_WITH_OBJ(("=> "), objResultPtr);
+	NEXT_INST_F(1, 0, 1);
+    }
+    case INST_INFO_LEVEL_NUM:
+	TclNewIntObj(objResultPtr, iPtr->varFramePtr->level);
+	TRACE_WITH_OBJ(("=> "), objResultPtr);
+	NEXT_INST_F(1, 0, 1);
+    case INST_INFO_LEVEL_ARGS: {
+	int level;
+	register CallFrame *framePtr = iPtr->varFramePtr;
+	register CallFrame *rootFramePtr = iPtr->rootFramePtr;
+
+	valuePtr = OBJ_AT_TOS;
+	if (TclGetIntFromObj(interp, valuePtr, &level) != TCL_OK) {
+	    TRACE_WITH_OBJ(("%.30s => ERROR: ", O2S(valuePtr)),
+		    Tcl_GetObjResult(interp));
+	    goto gotError;
+	}
+	TRACE(("%d => ", level));
+	if (level <= 0) {
+	    level += framePtr->level;
+	}
+	for (; (framePtr->level!=level) && (framePtr!=rootFramePtr) ;
+		framePtr = framePtr->callerVarPtr) {
+	    /* Empty loop body */
+	}
+	if (framePtr == rootFramePtr) {
+	    Tcl_AppendResult(interp, "bad level \"", TclGetString(valuePtr),
+		    "\"", NULL);
+	    TRACE_APPEND(("ERROR: bad level\n"));
+	    Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "STACK_LEVEL",
+		    TclGetString(valuePtr), NULL);
+	    goto gotError;
+	}
+	objResultPtr = Tcl_NewListObj(framePtr->objc, framePtr->objv);
+	TRACE_APPEND(("%.30s\n", O2S(objResultPtr)));
+	NEXT_INST_F(1, 1, 1);
+    }
+
+    /*
+     * -----------------------------------------------------------------
      *	   Start of INST_LIST and related instructions.
      */