--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/tesseract/src/ccutil/errcode.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,65 @@
+/**********************************************************************
+ * File:        errcode.h  (Formerly error.h)
+ * Description: Header file for generic error handler class
+ * Author:      Ray Smith
+ *
+ * (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 ERRCODE_H
+#define ERRCODE_H
+
+#include <tesseract/export.h> // for TESS_API
+
+namespace tesseract {
+
+/*Control parameters for error()*/
+enum TessErrorLogCode {
+  DBG = -1,     /*log without alert */
+  TESSLOG = 0,  /*alert user */
+  TESSEXIT = 1, /*exit after error */
+  ABORT = 2     /*abort after error */
+};
+
+#if !defined(__GNUC__) && !defined(__attribute__)
+# define __attribute__(attr) // compiler without support for __attribute__
+#endif
+
+class TESS_API ERRCODE { // error handler class
+  const char *message;   // error message
+public:
+  void error(                  // error print function
+      const char *caller,      // function location
+      TessErrorLogCode action, // action to take
+      const char *format, ...  // fprintf format
+  ) const __attribute__((format(printf, 4, 5)));
+  void error(const char *caller, TessErrorLogCode action) const;
+  constexpr ERRCODE(const char *string) : message(string) {} // initialize with string
+};
+
+constexpr ERRCODE ASSERT_FAILED("Assert failed");
+
+#define DO_NOTHING static_cast<void>(0)
+
+#define ASSERT_HOST(x) \
+  (x) ? DO_NOTHING : ASSERT_FAILED.error(#x, ABORT, "in file %s, line %d", __FILE__, __LINE__)
+
+#define ASSERT_HOST_MSG(x, ...)                                                \
+  if (!(x)) {                                                                  \
+    tprintf(__VA_ARGS__);                                                      \
+    ASSERT_FAILED.error(#x, ABORT, "in file %s, line %d", __FILE__, __LINE__); \
+  }
+
+} // namespace tesseract
+
+#endif