God knows what's modified

luprex/syscpp/traceback.hpp

@@ -0,0 +1,27 @@
+/////////////////////////////////////////////////////////////////
+//
+//
+// Traceback routines.
+//
+// traceback_handler: a traceback routine meant to be used
+// as a message handler routine for 'pcall'.
+//
+// traceback_coroutine: takes a coroutine and an error message.
+// Returns a traceback of the coroutine.
+//
+// traceback_pcall: same as lua_pcall, except that it supplies
+// the default traceback_handler as a message handler.
+//
+//
+/////////////////////////////////////////////////////////////////
+
+#ifndef TRACEBACK_HPP
+#define TRACEBACK_HPP
+
+#include "luastack.hpp"
+
+int traceback_coroutine(lua_State *L);
+int traceback_handler(lua_State *L);
+int traceback_pcall(lua_State *L, int narg, int nret);
+
+#endif // TRACEBACK_HPP