[erlang-questions] Environment variables in applications
Paul Fisher
pfisher@REDACTED
Wed Jul 2 18:37:19 CEST 2008
On Wed, 2008-07-02 at 17:41 +0200, Alexander Lamb wrote:
> Hello,
>
> I am writing an OTP application which will create a Mnesia database if
> needed (will check upon init if schema exists on that node).
>
> Since I can't give a path in the mnesia:create_schema(node())
> function, from the documentation I read that it takes the environment
> variable "dir" so I hoped I could pass it in my application file such
> as this:
It needs to be set as an attribute of the mnesia application and not
your application which uses mnesia:
$ erl -mnesia dir \"/Users/alamb/Data/Mnesia\"
--
paul
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