[erlang-questions] Including function in configuration file

[Oliver Korpilla]

Couldn't you store the code of the compiled module containing the function as binary in an list or binary literal, read it in and call it? 

Oliver 

On July 9, 2018 9:50:14 PM CEST, Roger Lipscombe <roger@REDACTED> wrote:
>On 9 July 2018 at 20:16, Code Wiget <codewiget95@REDACTED> wrote:
>> So, for the ssl options such as:
>> {reuse_session, fun()} {next_protocols_advertised, [binary()]}
>>
>> {user_lookup_fun, {fun(), term()}}, {psk_identity, string()},
>{srp_identity,
>> {string(), string()}}
>>
>> You have to manually set the configuration parameters, and cannot set
>them
>> in a configuration file?
>
>Yes, but you _can_ come up with some other way to specify them in the
>configuration file, and then convert that to an actual function before
>you pass it to SSL options.
>
>We have something like this in our code:
>
>convert_ssl_opt({verify_opts, VerifyOpts}, Acc) ->
>    Opt = {verify_fun, {fun do_verify/3, VerifyOpts}},
>    [Opt | Acc];
>
>...which converts our invented 'verify_opts' into the required
>'verify_fun', by using a do_verify function in the module that does
>the conversion.
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