[erlang-questions] Retrieving priv directory path
Garrett Smith
g@REDACTED
Wed Oct 26 06:50:26 CEST 2011
Hi Nikola,
On Tue, Oct 25, 2011 at 6:42 PM, Nikola Skoric <nskoric@REDACTED> wrote:
> What would be universal way to get priv dir path?
>
> Currently I retrieve priv dir like this:
>
> priv_dir(App) ->
> case code:priv_dir(App) of
> {error, bad_name} ->
> {ok, Cwd} = file:get_cwd(),
> Cwd ++ "/" ++ "priv/";
> Priv ->
> Priv ++ "/"
> end.
>
> First case is when I develop code, it does not work when I make a
> release. When I make a release, core:priv_dir returns {error,
> bad_name} because application:get_application returns something that
> core:priv_dir doesn't agree with.
>
> So, how do you do it?
I use this:
priv_dir(Mod) ->
Ebin = filename:dirname(code:which(Mod)),
filename:join(filename:dirname(Ebin), "priv").
Garrett
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