rebar.config.script

%% Locate the optional extra checkouts directory
%% Add it to the project_app_dirs

CONFIG1 = case os:getenv("ZOTONIC_APPS") of
    false ->
        CONFIG;
    "" ->
        CONFIG;
    "apps_user" ->
        CONFIG;
    ZotonicApps ->
        AppDir = proplists:get_value(project_app_dirs, CONFIG, []),
        AppDir1 = [ filename:join(ZotonicApps, "*") | AppDir ],
        C1 = lists:keystore(project_app_dirs, 1, CONFIG, {project_app_dirs, AppDir1}),

        ErlOpts = proplists:get_value(erl_opts, CONFIG, []),
        ErlOpts1 = [ {i, ZotonicApps} | ErlOpts ],
        C2 = lists:keystore(erl_opts, 1, C1, {erl_opts, ErlOpts1}),

        io:format("Application Dirs:~n"),
        lists:foreach(
            fun(Dir) ->
                io:format("- ~s~n", [Dir])
            end,
            proplists:get_value(project_app_dirs, C2, [])),

        C2
end,

% Version = os:cmd("git describe --tags"),
% file:write_file("VERSION", Version),

CONFIG1.