Print stacktrace from C code with embedded lua

Question

If I understand this correctly, Lua by default will call the debug library \"debug.traceback\" when an error occurs.

However, when embedding Lua into C code like don

Answer 1

I met the some question as you do,and I found this way work:

luaL_traceback(L, L, NULL, 1);
printf("%s\n", lua_tostring(L, -1));

SinceluaL_tracebackis exactlydebug.traceback() using to print the stack,so I think this may be a proper way,and you can read the API manual aboutluaL_traceback or just read the source code of Lua to figure out the what the params means.