Packages

elocaltime

1.5.0
1.5.1 1.5.0 1.4.1 1.4.0

Erlang library for conversion from one local time to another based on google cctz

Current section

Files

Jump to
Readme
4 Versions
0 Dependencies
Dependants
Files
Activity
elocaltime src elocaltime_nif.erl
Raw

src/elocaltime_nif.erl 

-module(elocaltime_nif).



-define(NOT_LOADED, not_loaded(?LINE)).



-on_load(load_nif/0).



-export([

    new_timezone/1,

    absolute_lookup/2,

    civil_lookup/2,

    format/2,

    format/3

]).



%% nif functions



load_nif() ->

    SoName = get_priv_path(?MODULE),

    io:format(<<"Loading library: ~p ~n">>, [SoName]),

    ok = erlang:load_nif(SoName, 0).



get_priv_path(File) ->

    case code:priv_dir(elocaltime) of

        {error, bad_name} ->

            Ebin = filename:dirname(code:which(?MODULE)),

            filename:join([filename:dirname(Ebin), "priv", File]);

        Dir ->

            filename:join(Dir, File)

    end.



not_loaded(Line) ->

    erlang:nif_error({not_loaded, [{module, ?MODULE}, {line, Line}]}).



new_timezone(_Timezone) ->

    ?NOT_LOADED.



absolute_lookup(_Date, _TimezoneRef) ->

    ?NOT_LOADED.



civil_lookup(_Date, _TimezoneRef) ->

    ?NOT_LOADED.



format(_Format, _Ts) ->

    ?NOT_LOADED.



format(_Format, _Ts, _Tz) ->

    ?NOT_LOADED.