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Support settable plt dir for dialyzer

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Allow rebar to use dialyzer plt files from an alternate directory
through the use of the REBAR_PLT_DIR environment variable.
This commit is contained in:
Evax Software 2011-04-11 11:53:21 +02:00 committed by Tuncer Ayaz
parent 67af251d52
commit 447417098a
1 changed files with 26 additions and 11 deletions
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33
src/rebar_dialyzer.erl
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@ -34,7 +34,8 @@
%% A single option <code>plt</code> can be presented in the
%% <code>dialyzer_opts</code> options in <code>rebar.config</code>. If it
%% is present, it is used as the PLT for the supported commands. Should it
%% not be present, then the default is <code>$HOME/.dialyzer_plt</code>.
%% not be present, then the default is <code>$HOME/.dialyzer_plt</code> or
%% <code>$REBAR_PLT_DIR/.dialyzer_plt</code> if $REBAR_PLT_DIR is defined.
%%
%% @reference <a href="http://user.it.uu.se/~kostis/Papers/bugs05.pdf">
%% Experience from developing the Dialyzer: A static analysis tool detecting
@ -153,7 +154,7 @@ output_warnings(Warnings) ->
end, Warnings).
%% @doc If the plt option is present in rebar.config return its value,
%% otherwise return $HOME/.dialyzer_plt.
%% otherwise return $HOME/.dialyzer_plt or $REBAR_PLT_DIR/.dialyzer_plt.
-spec new_plt_path(Config::rebar_config:config(),
File::file:filename()) -> file:filename().
new_plt_path(Config, File) ->
@ -161,33 +162,47 @@ new_plt_path(Config, File) ->
DialyzerOpts = rebar_config:get(Config, dialyzer_opts, []),
case proplists:get_value(plt, DialyzerOpts) of
undefined ->
case os:getenv("REBAR_PLT_DIR") of
false ->
filename:join(os:getenv("HOME"),
"." ++ atom_to_list(AppName) ++ "_dialyzer_plt");
"." ++ atom_to_list(AppName)
++ "_dialyzer_plt");
PltDir ->
filename:join(PltDir, "." ++ atom_to_list(AppName)
++ "_dialyzer_plt")
end;
Plt ->
Plt
end.
%% @doc If the plt option is present in rebar.config and the file exists
%% return its value or if ~/.AppName_dialyzer_plt exists return that.
%% Otherwise return ~/.dialyzer_plt if it exists or abort.
%% return its value or if $HOME/.AppName_dialyzer_plt exists return that.
%% Otherwise return $HOME/.dialyzer_plt if it exists or abort.
%% If $REBAR_PLT_DIR is defined, it is used instead of $HOME.
-spec existing_plt_path(Config::rebar_config:config(),
File::file:filename()) -> file:filename().
existing_plt_path(Config, File) ->
AppName = rebar_app_utils:app_name(File),
DialyzerOpts = rebar_config:get(Config, dialyzer_opts, []),
Home = os:getenv("HOME"),
Base = case os:getenv("REBAR_PLT_DIR") of
false ->
Home;
PltDir ->
PltDir
end,
case proplists:get_value(plt, DialyzerOpts) of
undefined ->
AppPlt = filename:join(Home, "." ++ atom_to_list(AppName)
AppPlt = filename:join(Base, "." ++ atom_to_list(AppName)
++ "_dialyzer_plt"),
case filelib:is_regular(AppPlt) of
true ->
AppPlt;
false ->
HomePlt = filename:join(Home, ".dialyzer_plt"),
case filelib:is_regular(HomePlt) of
BasePlt = filename:join(Base, ".dialyzer_plt"),
case filelib:is_regular(BasePlt) of
true ->
HomePlt;
BasePlt;
false ->
?ABORT("No PLT found~n", [])
end