[erlang-questions] nl(module) in -eval

Richard Carlsson richardc@REDACTED
Mon Dec 8 23:33:39 CET 2008

Sten Kvamme wrote:
> Hi,
> Trying to use hot code loading from command line, but nl() does not seem
> to work in eval, or what am I doing wrong?
> erl -setcookie SFEWRG34AFDSGAFG35235 -name moko2@REDACTED -eval
> "net_adm:ping('neo@REDACTED'),nl(antenna)."
> And this is the error printout:
> {"init terminating in
> do_boot",{undef,[{erl_eval,nl,1},{erl_eval,expr,3}]}}

The -eval flag does not use the Erlang shell to execute the commands
(it uses erl_eval directly), so it knows nothing about shell builtins
such as nl(Mod). However, those functions can be found in the module
shell_default, so shell_default:nl(Mod) should work for you.


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