Fix all warnings and errors in C++

src/luainterp.hpp

@@ -0,0 +1,16 @@
+// Shared declarations for Lua <-> TS argument handling
+#ifndef _H_LUAINTERP_SHARED
+#define _H_LUAINTERP_SHARED
+
+#include "lua.h"
+#define BLL_ARG_COUNT 20
+#define BLL_ARG_MAX 8192
+
+extern char bll_arg_buffer[BLL_ARG_COUNT][BLL_ARG_MAX];
+bool bll_toarg(lua_State *L, char *buf, int i, bool err);
+int bll_pcall(lua_State *L, int nargs, int nret);
+void bll_printError(lua_State *L, const char *operation, const char *item);
+
+extern lua_State *gL;
+
+#endif