rebar.config.script

%% -*- erlang -*-

NoHaveMapsOpts = try maps:size(maps:new()) of
                     0 -> []
                 catch error:undef -> [{d,'NO_HAVE_MAPS',true}]
                 end.

%% In Erlang 19, the random module is deprecated
NoHaveRandOpts = try rand:uniform() of
                     F when is_float(F) -> []
                 catch error:undef -> [{d,'NO_HAVE_RAND',true}]
                 end.

ConfigOpts = NoHaveMapsOpts ++ NoHaveRandOpts.

[{require_otp_vsn, ".*"},

 {pre_hooks,
  [{compile,
    %% invoking shell script as an argument to sh appears to  be
    %% needed with rebar for windows/cygwin
    "sh build/mk_version_hrl"
    "    < include/gpb_version.hrl.in"
    "    > include/gpb_version.hrl "}
  ]},

 %% Erlang compiler options
 {erl_opts, [debug_info] ++ ConfigOpts},

 %% This line is useful if you have gpb_eqc.erl symlinked to
 %% the symlink in the test/ directory.
 {eunit_compile_opts, [{i,"../include"}] ++ ConfigOpts},

 {post_hooks,
  [{compile,
    %% way of invoking shell script: see above
    "sh build/compile_descriptor"}]},

 %% XRef checks to perform
 {xref_checks, [undefined_function_calls]},

 %% Clean files
 {clean_files, [".eunit", "ebin/*.beam", "include/gpb_version.hrl",
                "descr_src/gpb_descriptor.erl", "descr_src/gpb_descriptor.hrl"]}
].