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101 rivejä
3.4 KiB
101 rivejä
3.4 KiB
-module(rebar_compiler_mib).
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-behaviour(rebar_compiler).
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-export([context/1,
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needed_files/4,
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dependencies/3,
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compile/4,
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clean/2]).
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-include("rebar.hrl").
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-include_lib("stdlib/include/erl_compile.hrl").
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context(AppInfo) ->
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Dir = rebar_app_info:dir(AppInfo),
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Mappings = [{".bin", filename:join([Dir, "priv", "mibs"])},
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{".hrl", filename:join(Dir, "include")}],
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#{src_dirs => ["mibs"],
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include_dirs => [],
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src_ext => ".mib",
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out_mappings => Mappings}.
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needed_files(_, FoundFiles, _, AppInfo) ->
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RebarOpts = rebar_app_info:opts(AppInfo),
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MibFirstConf = rebar_opts:get(RebarOpts, mib_first_files, []),
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valid_mib_first_conf(MibFirstConf),
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Dir = rebar_app_info:dir(AppInfo),
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MibFirstFiles = [filename:join(Dir, File) || File <- MibFirstConf],
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%% Remove first files from found files
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RestFiles = [Source || Source <- FoundFiles, not lists:member(Source, MibFirstFiles)],
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Opts = rebar_opts:get(rebar_app_info:opts(AppInfo), mib_opts, []),
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{{MibFirstFiles, Opts}, {RestFiles, Opts}}.
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valid_mib_first_conf(FileList) ->
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Strs = filter_file_list(FileList),
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case rebar_utils:is_list_of_strings(Strs) of
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true -> true;
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false -> ?ABORT("An invalid file list (~p) was provided as part of your mib_first_files directive",
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[FileList])
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end.
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filter_file_list(FileList) ->
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Atoms = lists:filter( fun(X) -> is_atom(X) end, FileList),
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case Atoms of
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[] ->
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FileList;
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_ ->
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atoms_in_mib_first_files_warning(Atoms),
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lists:filter( fun(X) -> not(is_atom(X)) end, FileList)
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end.
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atoms_in_mib_first_files_warning(Atoms) ->
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W = "You have provided atoms as file entries in mib_first_files; "
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"mib_first_files only expects lists of filenames as strings. "
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"The following MIBs (~p) may not work as expected and it is advised "
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"that you change these entires to string format "
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"(e.g., \"mibs/SOME-MIB.mib\") ",
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?WARN(W, [Atoms]).
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dependencies(_, _, _) ->
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[].
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compile(Source, OutDirs, _, Opts) ->
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{_, BinOut} = lists:keyfind(".bin", 1, OutDirs),
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{_, HrlOut} = lists:keyfind(".hrl", 1, OutDirs),
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ok = rebar_file_utils:ensure_dir(BinOut),
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ok = rebar_file_utils:ensure_dir(HrlOut),
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Mib = filename:join(BinOut, filename:basename(Source, ".mib")),
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HrlFilename = Mib ++ ".hrl",
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AllOpts = [{outdir, BinOut}, {i, [BinOut]}] ++ Opts,
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case snmpc:compile(Source, AllOpts) of
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{ok, _} ->
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MibToHrlOpts =
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case proplists:get_value(verbosity, AllOpts, undefined) of
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undefined ->
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#options{specific = [],
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cwd = rebar_dir:get_cwd()};
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Verbosity ->
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#options{specific = [{verbosity, Verbosity}],
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cwd = rebar_dir:get_cwd()}
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end,
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ok = snmpc:mib_to_hrl(Mib, Mib, MibToHrlOpts),
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rebar_file_utils:mv(HrlFilename, HrlOut),
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ok;
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{error, compilation_failed} ->
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?FAIL
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end.
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clean(MibFiles, AppInfo) ->
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AppDir = rebar_app_info:dir(AppInfo),
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MIBs = [filename:rootname(filename:basename(MIB)) || MIB <- MibFiles],
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rebar_file_utils:delete_each(
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[filename:join([AppDir, "include", MIB++".hrl"]) || MIB <- MIBs]),
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ok = rebar_file_utils:rm_rf(filename:join([AppDir, "priv/mibs/*.bin"])).
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