added absolutely broken cpp code after painfull debugging session

vendored/SDL/include/SDL3/SDL_test_log.h

@@ -0,0 +1,75 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+/**
+ *  Logging related functions of SDL test framework.
+ *
+ *  This code is a part of the SDL test library, not the main SDL library.
+ */
+
+/*
+ *
+ *  Wrapper to log in the TEST category
+ *
+ */
+
+#ifndef SDL_test_log_h_
+#define SDL_test_log_h_
+
+#include <SDL3/SDL_stdinc.h>
+
+#include <SDL3/SDL_begin_code.h>
+/* Set up for C function definitions, even when using C++ */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Prints given message with a timestamp in the TEST category and INFO priority.
+ *
+ * \param fmt Message to be logged
+ */
+void SDLCALL SDLTest_Log(SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(1);
+
+/**
+ * Prints given prefix and buffer.
+ * Non-printible characters in the raw data are substituted by printible alternatives.
+ *
+ * \param prefix Prefix message.
+ * \param buffer Raw data to be escaped.
+ * \param size Number of bytes in buffer.
+ */
+void SDLCALL SDLTest_LogEscapedString(const char *prefix, const void *buffer, size_t size);
+
+/**
+ * Prints given message with a timestamp in the TEST category and the ERROR priority.
+ *
+ * \param fmt Message to be logged
+ */
+void SDLCALL SDLTest_LogError(SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(1);
+
+/* Ends C function definitions when using C++ */
+#ifdef __cplusplus
+}
+#endif
+#include <SDL3/SDL_close_code.h>
+
+#endif /* SDL_test_log_h_ */