diff options
Diffstat (limited to 'lib/stdlib/src/beam_lib.erl')
| -rw-r--r-- | lib/stdlib/src/beam_lib.erl | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/stdlib/src/beam_lib.erl b/lib/stdlib/src/beam_lib.erl index cbbab088f4..7a17226e46 100644 --- a/lib/stdlib/src/beam_lib.erl +++ b/lib/stdlib/src/beam_lib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2015. All Rights Reserved. +%% Copyright Ericsson AB 2000-2016. 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. @@ -872,7 +872,7 @@ mandatory_chunks() -> %%% can use it. %%% ==================================================================== --record(state, {crypto_key_f :: crypto_fun()}). +-record(state, {crypto_key_f :: crypto_fun() | 'undefined'}). -define(CRYPTO_KEY_SERVER, beam_lib__crypto_key_server). @@ -904,7 +904,11 @@ anno_from_term({Tag, Forms}) when Tag =:= abstract_v1; Tag =:= abstract_v2 -> anno_from_term(T) -> T. -anno_from_forms(Forms) -> +anno_from_forms(Forms0) -> + %% Forms with record field types created before OTP 19.0 are + %% replaced by well-formed record forms holding the type + %% information. + Forms = epp:restore_typed_record_fields(Forms0), [erl_parse:anno_from_term(Form) || Form <- Forms]. start_crypto() -> @@ -931,7 +935,10 @@ call_crypto_server(Req) -> end. call_crypto_server_1(Req) -> - {ok, _} = gen_server:start({local,?CRYPTO_KEY_SERVER}, ?MODULE, [], []), + case gen_server:start({local,?CRYPTO_KEY_SERVER}, ?MODULE, [], []) of + {ok, _} -> ok; + {error, {already_started, _}} -> ok + end, erlang:yield(), call_crypto_server(Req). @@ -972,9 +979,7 @@ handle_call({get_crypto_key, What}, From, #state{crypto_key_f=F}=S) -> handle_call({crypto_key_fun, F}, {_,_} = From, S) -> case S#state.crypto_key_f of undefined -> - %% Don't allow tuple funs here. (They weren't allowed before, - %% so there is no reason to allow them now.) - if is_function(F), is_function(F, 1) -> + if is_function(F, 1) -> {Result, Fun, Reply} = case catch F(init) of ok -> |