--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/tesseract/src/dict/matchdefs.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,50 @@
+/******************************************************************************
+ ** Filename:    matchdefs.h
+ ** Purpose:     Generic interface definitions for feature matchers.
+ ** Author:      Dan Johnson
+ **
+ ** (c) Copyright Hewlett-Packard Company, 1988.
+ ** 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 MATCHDEFS_H
+#define MATCHDEFS_H
+
+#include <tesseract/unichar.h>
+
+#include <climits> // INT16_MAX
+#include <cstdint> // int16_t
+
+namespace tesseract {
+
+/* define the maximum number of classes defined for any matcher
+  and the maximum class id for any matcher. This must be changed
+  if more different classes need to be classified */
+#define MAX_NUM_CLASSES INT16_MAX
+
+/** a CLASS_ID is the ascii character to be associated with a class */
+using CLASS_ID = UNICHAR_ID;
+#define NO_CLASS (0)
+
+/** a PROTO_ID is the index of a prototype within it's class.  Valid proto
+  id's are 0 to N-1 where N is the number of prototypes that make up the
+  class. */
+using PROTO_ID = int16_t;
+#define NO_PROTO (-1)
+
+/** FEATURE_ID is the index of a feature within a character description
+  The feature id ranges from 0 to N-1 where N is the number
+  of features in a character description. */
+using FEATURE_ID = uint8_t;
+
+} // namespace tesseract
+
+#endif