diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_plt.erl')
-rw-r--r-- | lib/dialyzer/src/dialyzer_plt.erl | 140 |
1 files changed, 111 insertions, 29 deletions
diff --git a/lib/dialyzer/src/dialyzer_plt.erl b/lib/dialyzer/src/dialyzer_plt.erl index cf2f0e919e..d054d5a5a0 100644 --- a/lib/dialyzer/src/dialyzer_plt.erl +++ b/lib/dialyzer/src/dialyzer_plt.erl @@ -2,7 +2,7 @@ %%---------------------------------------------------------------------- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2016. All Rights Reserved. +%% Copyright Ericsson AB 2006-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -58,7 +58,9 @@ get_specs/4, to_file/4, get_mini_plt/1, - restore_full_plt/2 + restore_full_plt/1, + delete/1, + give_away/2 ]). %% Debug utilities @@ -82,14 +84,16 @@ %%---------------------------------------------------------------------- -record(plt, {info = table_new() :: dict:dict(), - types = table_new() :: dict:dict(), + types = table_new() :: erl_types:mod_records(), contracts = table_new() :: dict:dict(), callbacks = table_new() :: dict:dict(), exported_types = sets:new() :: sets:set()}). -record(mini_plt, {info :: ets:tid(), + types :: ets:tid(), contracts :: ets:tid(), - callbacks :: ets:tid() + callbacks :: ets:tid(), + exported_types :: ets:tid() }). -opaque plt() :: #plt{} | #mini_plt{}. @@ -130,6 +134,10 @@ delete_module(#plt{info = Info, types = Types, -spec delete_list(plt(), [mfa() | integer()]) -> plt(). +delete_list(#mini_plt{info = Info, + contracts = Contracts}=Plt, List) -> + Plt#mini_plt{info = ets_table_delete_list(Info, List), + contracts = ets_table_delete_list(Contracts, List)}; delete_list(#plt{info = Info, types = Types, contracts = Contracts, callbacks = Callbacks, @@ -183,7 +191,7 @@ lookup(Plt, Label) when is_integer(Label) -> lookup_1(#mini_plt{info = Info}, MFAorLabel) -> ets_table_lookup(Info, MFAorLabel). --spec insert_types(plt(), dict:dict()) -> plt(). +-spec insert_types(plt(), erl_types:mod_records()) -> plt(). insert_types(PLT, Rec) -> PLT#plt{types = Rec}. @@ -193,7 +201,7 @@ insert_types(PLT, Rec) -> insert_exported_types(PLT, Set) -> PLT#plt{exported_types = Set}. --spec get_types(plt()) -> dict:dict(). +-spec get_types(plt()) -> erl_types:mod_records(). get_types(#plt{types = Types}) -> Types. @@ -226,12 +234,8 @@ contains_mfa(#plt{info = Info, contracts = Contracts}, MFA) -> get_default_plt() -> case os:getenv("DIALYZER_PLT") of false -> - case os:getenv("HOME") of - false -> - plt_error("The HOME environment variable needs to be set " ++ - "so that Dialyzer knows where to find the default PLT"); - HomeDir -> filename:join(HomeDir, ".dialyzer_plt") - end; + {ok,[[HomeDir]]} = init:get_argument(home), + filename:join(HomeDir, ".dialyzer_plt"); UserSpecPlt -> UserSpecPlt end. @@ -253,8 +257,10 @@ from_file(FileName, ReturnInfo) -> Msg = io_lib:format("Old PLT file ~s\n", [FileName]), plt_error(Msg); ok -> + Types = [{Mod, maps:from_list(dict:to_list(Types))} || + {Mod, Types} <- dict:to_list(Rec#file_plt.types)], Plt = #plt{info = Rec#file_plt.info, - types = Rec#file_plt.types, + types = dict:from_list(Types), contracts = Rec#file_plt.contracts, callbacks = Rec#file_plt.callbacks, exported_types = Rec#file_plt.exported_types}, @@ -371,12 +377,14 @@ to_file(FileName, end, OldModDeps, ModDeps), ImplMd5 = compute_implementation_md5(), + FileTypes = dict:from_list([{Mod, dict:from_list(maps:to_list(MTypes))} || + {Mod, MTypes} <- dict:to_list(Types)]), Record = #file_plt{version = ?VSN, file_md5_list = MD5, info = Info, contracts = Contracts, callbacks = Callbacks, - types = Types, + types = FileTypes, exported_types = ExpTypes, mod_deps = NewModDeps, implementation_md5 = ImplMd5}, @@ -510,32 +518,100 @@ init_md5_list_1(Md5List, [], Acc) -> -spec get_mini_plt(plt()) -> plt(). -get_mini_plt(#plt{info = Info, contracts = Contracts, callbacks = Callbacks}) -> - [ETSInfo, ETSContracts, ETSCallbacks] = - [ets:new(Name, [public]) || Name <- [plt_info, plt_contracts, plt_callbacks]], +get_mini_plt(#plt{info = Info, + types = Types, + contracts = Contracts, + callbacks = Callbacks, + exported_types = ExpTypes}) -> + [ETSInfo, ETSTypes, ETSContracts, ETSCallbacks, ETSExpTypes] = + [ets:new(Name, [public]) || + Name <- [plt_info, plt_types, plt_contracts, plt_callbacks, + plt_exported_types]], CallbackList = dict:to_list(Callbacks), CallbacksByModule = [{M, [Cb || {{M1,_,_},_} = Cb <- CallbackList, M1 =:= M]} || M <- lists:usort([M || {{M,_,_},_} <- CallbackList])], - [true, true] = + [true, true, true] = [ets:insert(ETS, dict:to_list(Data)) || - {ETS, Data} <- [{ETSInfo, Info}, {ETSContracts, Contracts}]], + {ETS, Data} <- [{ETSInfo, Info}, + {ETSTypes, Types}, + {ETSContracts, Contracts}]], true = ets:insert(ETSCallbacks, CallbacksByModule), - #mini_plt{info = ETSInfo, contracts = ETSContracts, callbacks = ETSCallbacks}; + true = ets:insert(ETSExpTypes, [{ET} || ET <- sets:to_list(ExpTypes)]), + #mini_plt{info = ETSInfo, + types = ETSTypes, + contracts = ETSContracts, + callbacks = ETSCallbacks, + exported_types = ETSExpTypes}; get_mini_plt(undefined) -> undefined. --spec restore_full_plt(plt(), plt()) -> plt(). - -restore_full_plt(#mini_plt{info = ETSInfo, contracts = ETSContracts}, Plt) -> - Info = dict:from_list(ets:tab2list(ETSInfo)), - Contracts = dict:from_list(ets:tab2list(ETSContracts)), - ets:delete(ETSContracts), - ets:delete(ETSInfo), - Plt#plt{info = Info, contracts = Contracts}; -restore_full_plt(undefined, undefined) -> +-spec restore_full_plt(plt()) -> plt(). + +restore_full_plt(#mini_plt{info = ETSInfo, + types = ETSTypes, + contracts = ETSContracts, + callbacks = ETSCallbacks, + exported_types = ETSExpTypes} = MiniPlt) -> + Info = dict:from_list(tab2list(ETSInfo)), + Contracts = dict:from_list(tab2list(ETSContracts)), + Types = dict:from_list(tab2list(ETSTypes)), + Callbacks = + dict:from_list([Cb || {_M, Cbs} <- tab2list(ETSCallbacks), Cb <- Cbs]), + ExpTypes = sets:from_list([E || {E} <- tab2list(ETSExpTypes)]), + ok = delete(MiniPlt), + #plt{info = Info, + types = Types, + contracts = Contracts, + callbacks = Callbacks, + exported_types = ExpTypes}; +restore_full_plt(undefined) -> undefined. +-spec delete(plt()) -> 'ok'. + +delete(#mini_plt{info = ETSInfo, + types = ETSTypes, + contracts = ETSContracts, + callbacks = ETSCallbacks, + exported_types = ETSExpTypes}) -> + true = ets:delete(ETSContracts), + true = ets:delete(ETSTypes), + true = ets:delete(ETSInfo), + true = ets:delete(ETSCallbacks), + true = ets:delete(ETSExpTypes), + ok. + +-spec give_away(plt(), pid()) -> 'ok'. + +give_away(#mini_plt{info = ETSInfo, + types = ETSTypes, + contracts = ETSContracts, + callbacks = ETSCallbacks, + exported_types = ETSExpTypes}, + Pid) -> + true = ets:give_away(ETSContracts, Pid, any), + true = ets:give_away(ETSTypes, Pid, any), + true = ets:give_away(ETSInfo, Pid, any), + true = ets:give_away(ETSCallbacks, Pid, any), + true = ets:give_away(ETSExpTypes, Pid, any), + ok. + +%% Somewhat slower than ets:tab2list(), but uses less memory. +tab2list(T) -> + tab2list(ets:first(T), T, []). + +tab2list('$end_of_table', T, A) -> + case ets:first(T) of % no safe_fixtable()... + '$end_of_table' -> A; + Key -> tab2list(Key, T, A) + end; +tab2list(Key, T, A) -> + Vs = ets:lookup(T, Key), + Key1 = ets:next(T, Key), + ets:delete(T, Key), + tab2list(Key1, T, Vs ++ A). + %%--------------------------------------------------------------------------- %% Edoc @@ -607,6 +683,12 @@ table_delete_module1(Plt, Mod) -> table_delete_module2(Plt, Mod) -> dict:filter(fun(M, _Val) -> M =/= Mod end, Plt). +ets_table_delete_list(Tab, [H|T]) -> + ets:delete(Tab, H), + ets_table_delete_list(Tab, T); +ets_table_delete_list(Tab, []) -> + Tab. + table_delete_list(Plt, [H|T]) -> table_delete_list(dict:erase(H, Plt), T); table_delete_list(Plt, []) -> |