--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/tesseract/src/ccutil/lsterr.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,41 @@
+/**********************************************************************
+ * File:        lsterr.h  (Formerly listerr.h)
+ * Description: Errors shared by list modules
+ * Author:      Phil Cheatle
+ *
+ * (C) Copyright 1990, Hewlett-Packard Ltd.
+ ** Licensed under the Apache License, Version 2.0 (the "License");
+ ** you may not use this file except in compliance with the License.
+ ** You may obtain a copy of the License at
+ ** http://www.apache.org/licenses/LICENSE-2.0
+ ** Unless required by applicable law or agreed to in writing, software
+ ** distributed under the License is distributed on an "AS IS" BASIS,
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ** See the License for the specific language governing permissions and
+ ** limitations under the License.
+ *
+ **********************************************************************/
+
+#ifndef TESSERACT_CCUTIL_LSTERR_H_
+#define TESSERACT_CCUTIL_LSTERR_H_
+
+#include "errcode.h" //must be last include
+
+namespace tesseract {
+
+#ifndef NDEBUG
+
+constexpr ERRCODE NO_LIST("Iterator not set to a list");
+constexpr ERRCODE NULL_DATA("List would have returned a nullptr data pointer");
+constexpr ERRCODE NULL_CURRENT("List current position is nullptr");
+constexpr ERRCODE NULL_NEXT("Next element on the list is nullptr");
+constexpr ERRCODE NULL_PREV("Previous element on the list is nullptr");
+constexpr ERRCODE EMPTY_LIST("List is empty");
+constexpr ERRCODE BAD_PARAMETER("List parameter error");
+constexpr ERRCODE STILL_LINKED("Attempting to add an element with non nullptr links, to a list");
+
+#endif // !NDEBUG
+
+} // namespace tesseract
+
+#endif // TESSERACT_CCUTIL_LSTERR_H_