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-rw-r--r--lib/stdlib/src/beam_lib.erl2
-rw-r--r--lib/stdlib/src/binary.erl77
-rw-r--r--lib/stdlib/src/epp.erl329
-rw-r--r--lib/stdlib/src/erl_anno.erl96
-rw-r--r--lib/stdlib/src/erl_lint.erl51
-rw-r--r--lib/stdlib/src/erl_parse.yrl63
-rw-r--r--lib/stdlib/src/erl_scan.erl267
-rw-r--r--lib/stdlib/src/escript.erl8
-rw-r--r--lib/stdlib/src/io.erl43
-rw-r--r--lib/stdlib/src/otp_internal.erl63
-rw-r--r--lib/stdlib/src/random.erl1
-rw-r--r--lib/stdlib/src/slave.erl23
-rw-r--r--lib/stdlib/src/supervisor.erl74
13 files changed, 316 insertions, 781 deletions
diff --git a/lib/stdlib/src/beam_lib.erl b/lib/stdlib/src/beam_lib.erl
index cbbab088f4..6e00401dce 100644
--- a/lib/stdlib/src/beam_lib.erl
+++ b/lib/stdlib/src/beam_lib.erl
@@ -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).
diff --git a/lib/stdlib/src/binary.erl b/lib/stdlib/src/binary.erl
index af00410572..fb0c395d70 100644
--- a/lib/stdlib/src/binary.erl
+++ b/lib/stdlib/src/binary.erl
@@ -20,7 +20,7 @@
-module(binary).
%%
%% Implemented in this module:
--export([split/2,split/3,replace/3,replace/4]).
+-export([replace/3,replace/4]).
-export_type([cp/0]).
@@ -34,7 +34,8 @@
decode_unsigned/2, encode_unsigned/1, encode_unsigned/2,
first/1, last/1, list_to_bin/1, longest_common_prefix/1,
longest_common_suffix/1, match/2, match/3, matches/2,
- matches/3, part/2, part/3, referenced_byte_size/1]).
+ matches/3, part/2, part/3, referenced_byte_size/1,
+ split/2, split/3]).
-spec at(Subject, Pos) -> byte() when
Subject :: binary(),
@@ -198,19 +199,13 @@ part(_, _, _) ->
referenced_byte_size(_) ->
erlang:nif_error(undef).
-%%% End of BIFs.
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% split
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-spec split(Subject, Pattern) -> Parts when
Subject :: binary(),
Pattern :: binary() | [binary()] | cp(),
Parts :: [binary()].
-split(H,N) ->
- split(H,N,[]).
+split(_, _) ->
+ erlang:nif_error(undef).
-spec split(Subject, Pattern, Options) -> Parts when
Subject :: binary(),
@@ -219,53 +214,10 @@ split(H,N) ->
Option :: {scope, part()} | trim | global | trim_all,
Parts :: [binary()].
-split(Haystack,Needles,Options) ->
- try
- {Part,Global,Trim,TrimAll} =
- get_opts_split(Options,{no,false,false,false}),
- Moptlist = case Part of
- no ->
- [];
- {A,B} ->
- [{scope,{A,B}}]
- end,
- MList = if
- Global ->
- binary:matches(Haystack,Needles,Moptlist);
- true ->
- case binary:match(Haystack,Needles,Moptlist) of
- nomatch -> [];
- Match -> [Match]
- end
- end,
- do_split(Haystack,MList,0,Trim,TrimAll)
- catch
- _:_ ->
- erlang:error(badarg)
- end.
-
-do_split(H,[],N,true,_) when N >= byte_size(H) ->
- [];
-do_split(H,[],N,_,true) when N >= byte_size(H) ->
- [];
-do_split(H,[],N,_,_) ->
- [binary:part(H,{N,byte_size(H)-N})];
-do_split(H,[{A,B}|T],N,Trim,TrimAll) ->
- case binary:part(H,{N,A-N}) of
- <<>> when TrimAll == true ->
- do_split(H,T,A+B,Trim,TrimAll);
- <<>> ->
- Rest = do_split(H,T,A+B,Trim,TrimAll),
- case {Trim, Rest} of
- {true,[]} ->
- [];
- _ ->
- [<<>> | Rest]
- end;
- Oth ->
- [Oth | do_split(H,T,A+B,Trim,TrimAll)]
- end.
+split(_, _, _) ->
+ erlang:nif_error(undef).
+%%% End of BIFs.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% replace
@@ -352,19 +304,6 @@ splitat(H,N,[I|T]) ->
%% Simple helper functions
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-get_opts_split([],{Part,Global,Trim,TrimAll}) ->
- {Part,Global,Trim,TrimAll};
-get_opts_split([{scope,{A,B}} | T],{_Part,Global,Trim,TrimAll}) ->
- get_opts_split(T,{{A,B},Global,Trim,TrimAll});
-get_opts_split([global | T],{Part,_Global,Trim,TrimAll}) ->
- get_opts_split(T,{Part,true,Trim,TrimAll});
-get_opts_split([trim | T],{Part,Global,_Trim,TrimAll}) ->
- get_opts_split(T,{Part,Global,true,TrimAll});
-get_opts_split([trim_all | T],{Part,Global,Trim,_TrimAll}) ->
- get_opts_split(T,{Part,Global,Trim,true});
-get_opts_split(_,_) ->
- throw(badopt).
-
get_opts_replace([],{Part,Global,Insert}) ->
{Part,Global,Insert};
get_opts_replace([{scope,{A,B}} | T],{_Part,Global,Insert}) ->
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index d3124ac593..45f616bb02 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -40,7 +40,7 @@
-type ifdef() :: 'ifdef' | 'ifndef' | 'else'.
--type name() :: {'atom', atom()}.
+-type name() :: atom().
-type argspec() :: 'none' %No arguments
| non_neg_integer(). %Number of arguments
-type tokens() :: [erl_scan:token()].
@@ -49,7 +49,8 @@
-define(DEFAULT_ENCODING, utf8).
%% Epp state record.
--record(epp, {file :: file:io_device(), %Current file
+-record(epp, {file :: file:io_device()
+ | 'undefined', %Current file
location=1, %Current location
delta=0 :: non_neg_integer(), %Offset from Location (-file)
name="" :: file:name(), %Current file name
@@ -57,21 +58,14 @@
istk=[] :: [ifdef()], %Ifdef stack
sstk=[] :: [#epp{}], %State stack
path=[] :: [file:name()], %Include-path
- macs = dict:new() %Macros (don't care locations)
- :: dict:dict(name(), {argspec(), tokens()}),
- uses = dict:new() %Macro use structure
- :: dict:dict(name(), [{argspec(), [used()]}]),
+ macs = #{} %Macros (don't care locations)
+ :: #{name() => {argspec(), tokens()}},
+ uses = #{} %Macro use structure
+ :: #{name() => [{argspec(), [used()]}]},
default_encoding = ?DEFAULT_ENCODING :: source_encoding(),
pre_opened = false :: boolean()
}).
-%%% Note on representation: as tokens, both {var, Location, Name} and
-%%% {atom, Location, Name} can occur as macro identifiers. However, keeping
-%%% this distinction here is done for historical reasons only: previously,
-%%% ?FOO and ?'FOO' were not the same, but now they are. Removing the
-%%% distinction in the internal representation would simplify the code
-%%% a little.
-
%% open(Options)
%% open(FileName, IncludePath)
%% open(FileName, IncludePath, PreDefMacros)
@@ -549,7 +543,8 @@ init_server(Pid, Name, Options, St0) ->
default_encoding=DefEncoding},
From = wait_request(St),
Anno = erl_anno:new(AtLocation),
- enter_file_reply(From, Name, Anno, AtLocation, code),
+ enter_file_reply(From, file_name(Name), Anno,
+ AtLocation, code),
wait_req_scan(St);
{error,E} ->
epp_reply(Pid, {error,E})
@@ -560,18 +555,18 @@ init_server(Pid, Name, Options, St0) ->
%% FILE, LINE, MODULE as undefined, MACHINE and MACHINE value.
predef_macros(File) ->
- Machine = list_to_atom(erlang:system_info(machine)),
- Anno = line1(),
- dict:from_list([
- {{atom,'FILE'}, {none,[{string,Anno,File}]}},
- {{atom,'LINE'}, {none,[{integer,Anno,1}]}},
- {{atom,'MODULE'}, undefined},
- {{atom,'MODULE_STRING'}, undefined},
- {{atom,'BASE_MODULE'}, undefined},
- {{atom,'BASE_MODULE_STRING'}, undefined},
- {{atom,'MACHINE'}, {none,[{atom,Anno,Machine}]}},
- {{atom,Machine}, {none,[{atom,Anno,true}]}}
- ]).
+ Machine = list_to_atom(erlang:system_info(machine)),
+ Anno = line1(),
+ Defs = [{'FILE', {none,[{string,Anno,File}]}},
+ {'LINE', {none,[{integer,Anno,1}]}},
+ {'MODULE', undefined},
+ {'MODULE_STRING', undefined},
+ {'BASE_MODULE', undefined},
+ {'BASE_MODULE_STRING', undefined},
+ {'MACHINE', {none,[{atom,Anno,Machine}]}},
+ {Machine, {none,[{atom,Anno,true}]}}
+ ],
+ maps:from_list(Defs).
%% user_predef(PreDefMacros, Macros) ->
%% {ok,MacroDict} | {error,E}
@@ -580,28 +575,21 @@ predef_macros(File) ->
user_predef([{M,Val,redefine}|Pdm], Ms) when is_atom(M) ->
Exp = erl_parse:tokens(erl_parse:abstract(Val)),
- user_predef(Pdm, dict:store({atom,M}, {none,Exp}, Ms));
+ user_predef(Pdm, Ms#{M=>{none,Exp}});
user_predef([{M,Val}|Pdm], Ms) when is_atom(M) ->
- case dict:find({atom,M}, Ms) of
- {ok,_Defs} when is_list(_Defs) -> %% User defined macros
+ case Ms of
+ #{M:=Defs} when is_list(Defs) ->
+ %% User defined macros.
{error,{redefine,M}};
- {ok,_Def} -> %% Predefined macros
+ #{M:=_Defs} ->
+ %% Predefined macros.
{error,{redefine_predef,M}};
- error ->
+ _ ->
Exp = erl_parse:tokens(erl_parse:abstract(Val)),
- user_predef(Pdm, dict:store({atom,M}, [{none, {none,Exp}}], Ms))
+ user_predef(Pdm, Ms#{M=>[{none,{none,Exp}}]})
end;
user_predef([M|Pdm], Ms) when is_atom(M) ->
- case dict:find({atom,M}, Ms) of
- {ok,_Defs} when is_list(_Defs) -> %% User defined macros
- {error,{redefine,M}};
- {ok,_Def} -> %% Predefined macros
- {error,{redefine_predef,M}};
- error ->
- A = line1(),
- user_predef(Pdm,
- dict:store({atom,M}, [{none, {none,[{atom,A,true}]}}], Ms))
- end;
+ user_predef([{M,true}|Pdm], Ms);
user_predef([Md|_Pdm], _Ms) -> {error,{bad,Md}};
user_predef([], Ms) -> {ok,Ms}.
@@ -615,7 +603,9 @@ wait_request(St) ->
receive
{epp_request,From,scan_erl_form} -> From;
{epp_request,From,macro_defs} ->
- epp_reply(From, dict:to_list(St#epp.macs)),
+ %% Return the old format to avoid any incompability issues.
+ Defs = [{{atom,K},V} || {K,V} <- maps:to_list(St#epp.macs)],
+ epp_reply(From, Defs),
wait_request(St);
{epp_request,From,close} ->
close_file(St),
@@ -667,7 +657,8 @@ enter_file(NewName, Inc, From, St) ->
enter_file2(NewF, Pname, From, St0, AtLocation) ->
Anno = erl_anno:new(AtLocation),
enter_file_reply(From, Pname, Anno, AtLocation, code),
- Ms = dict:store({atom,'FILE'}, {none,[{string,Anno,Pname}]}, St0#epp.macs),
+ Ms0 = St0#epp.macs,
+ Ms = Ms0#{'FILE':={none,[{string,Anno,Pname}]}},
%% update the head of the include path to be the directory of the new
%% source file, so that an included file can always include other files
%% relative to its current location (this is also how C does it); note
@@ -688,7 +679,7 @@ enter_file_reply(From, Name, LocationAnno, AtLocation, Where) ->
generated -> erl_anno:set_generated(true, Anno0)
end,
Rep = {ok, [{'-',Anno},{atom,Anno,file},{'(',Anno},
- {string,Anno,file_name(Name)},{',',Anno},
+ {string,Anno,Name},{',',Anno},
{integer,Anno,get_line(LocationAnno)},{')',LocationAnno},
{dot,Anno}]},
epp_reply(From, Rep).
@@ -719,9 +710,8 @@ leave_file(From, St) ->
name2=OldName2} = OldSt,
CurrLoc = add_line(OldLoc, Delta),
Anno = erl_anno:new(CurrLoc),
- Ms = dict:store({atom,'FILE'},
- {none,[{string,Anno,OldName2}]},
- St#epp.macs),
+ Ms0 = St#epp.macs,
+ Ms = Ms0#{'FILE':={none,[{string,Anno,OldName2}]}},
NextSt = OldSt#epp{sstk=Sts,macs=Ms,uses=St#epp.uses},
enter_file_reply(From, OldName, Anno, CurrLoc, code),
case OldName2 =:= OldName of
@@ -796,91 +786,48 @@ scan_toks(Toks0, From, St) ->
end.
scan_module([{'-',_Lh},{atom,_Lm,module},{'(',_Ll}|Ts], Ms) ->
- scan_module_1(Ts, [], Ms);
+ scan_module_1(Ts, Ms);
scan_module([{'-',_Lh},{atom,_Lm,extends},{'(',_Ll}|Ts], Ms) ->
- scan_extends(Ts, [], Ms);
+ scan_extends(Ts, Ms);
scan_module(_Ts, Ms) -> Ms.
-scan_module_1([{atom,_,_}=A,{',',L}|Ts], As, Ms) ->
+scan_module_1([{atom,_,_}=A,{',',L}|Ts], Ms) ->
%% Parameterized modules.
- scan_module_1([A,{')',L}|Ts], As, Ms);
-scan_module_1([{atom,Ln,A},{')',_Lr}|_Ts], As, Ms0) ->
- Mod = lists:concat(lists:reverse([A|As])),
- Ms = dict:store({atom,'MODULE'},
- {none,[{atom,Ln,list_to_atom(Mod)}]}, Ms0),
- dict:store({atom,'MODULE_STRING'}, {none,[{string,Ln,Mod}]}, Ms);
-scan_module_1([{atom,_Ln,A},{'.',_Lr}|Ts], As, Ms) ->
- scan_module_1(Ts, [".",A|As], Ms);
-scan_module_1([{'.',_Lr}|Ts], As, Ms) ->
- scan_module_1(Ts, As, Ms);
-scan_module_1(_Ts, _As, Ms) -> Ms.
-
-scan_extends([{atom,Ln,A},{')',_Lr}|_Ts], As, Ms0) ->
- Mod = lists:concat(lists:reverse([A|As])),
- Ms = dict:store({atom,'BASE_MODULE'},
- {none,[{atom,Ln,list_to_atom(Mod)}]}, Ms0),
- dict:store({atom,'BASE_MODULE_STRING'}, {none,[{string,Ln,Mod}]}, Ms);
-scan_extends([{atom,_Ln,A},{'.',_Lr}|Ts], As, Ms) ->
- scan_extends(Ts, [".",A|As], Ms);
-scan_extends([{'.',_Lr}|Ts], As, Ms) ->
- scan_extends(Ts, As, Ms);
-scan_extends(_Ts, _As, Ms) -> Ms.
+ scan_module_1([A,{')',L}|Ts], Ms);
+scan_module_1([{atom,Ln,A}=ModAtom,{')',_Lr}|_Ts], Ms0) ->
+ ModString = atom_to_list(A),
+ Ms = Ms0#{'MODULE':={none,[ModAtom]}},
+ Ms#{'MODULE_STRING':={none,[{string,Ln,ModString}]}};
+scan_module_1(_Ts, Ms) -> Ms.
+
+scan_extends([{atom,Ln,A}=ModAtom,{')',_Lr}|_Ts], Ms0) ->
+ ModString = atom_to_list(A),
+ Ms = Ms0#{'BASE_MODULE':={none,[ModAtom]}},
+ Ms#{'BASE_MODULE_STRING':={none,[{string,Ln,ModString}]}};
+scan_extends(_Ts, Ms) -> Ms.
%% scan_define(Tokens, DefineToken, From, EppState)
-scan_define([{'(',_Lp},{Type,_Lm,M}=Mac,{',',_}=Comma|Toks], _Def, From, St)
+scan_define([{'(',_Lp},{Type,_Lm,_}=Mac|Toks], Def, From, St)
when Type =:= atom; Type =:= var ->
+ scan_define_1(Toks, Mac, Def, From, St);
+scan_define(_Toks, Def, From, St) ->
+ epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
+ wait_req_scan(St).
+
+scan_define_1([{',',_}=Comma|Toks], Mac,_Def, From, St) ->
case catch macro_expansion(Toks, Comma) of
Expansion when is_list(Expansion) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok, Defs} when is_list(Defs) ->
- %% User defined macros: can be overloaded
- case proplists:is_defined(none, Defs) of
- true ->
- epp_reply(From, {error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- false ->
- scan_define_cont(From, St,
- {atom, M},
- {none, {none,Expansion}})
- end;
- {ok, _PreDef} ->
- %% Predefined macros: cannot be overloaded
- epp_reply(From, {error,{loc(Mac),epp,{redefine_predef,M}}}),
- wait_req_scan(St);
- error ->
- scan_define_cont(From, St,
- {atom, M},
- {none, {none,Expansion}})
- end;
+ scan_define_2(none, {none,Expansion}, Mac, From, St);
{error,ErrL,What} ->
epp_reply(From, {error,{ErrL,epp,What}}),
wait_req_scan(St)
end;
-scan_define([{'(',_Lp},{Type,_Lm,M}=Mac,{'(',_Lc}|Toks], Def, From, St)
- when Type =:= atom; Type =:= var ->
+scan_define_1([{'(',_Lc}|Toks], Mac, Def, From, St) ->
case catch macro_pars(Toks, []) of
- {ok, {As,Me}} ->
+ {ok,{As,_}=MacroDef} ->
Len = length(As),
- case dict:find({atom,M}, St#epp.macs) of
- {ok, Defs} when is_list(Defs) ->
- %% User defined macros: can be overloaded
- case proplists:is_defined(Len, Defs) of
- true ->
- epp_reply(From,{error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- false ->
- scan_define_cont(From, St, {atom, M},
- {Len, {As, Me}})
- end;
- {ok, _PreDef} ->
- %% Predefined macros: cannot be overloaded
- %% (There are currently no predefined F(...) macros.)
- epp_reply(From, {error,{loc(Mac),epp,{redefine_predef,M}}}),
- wait_req_scan(St);
- error ->
- scan_define_cont(From, St, {atom, M}, {Len, {As, Me}})
- end;
+ scan_define_2(Len, MacroDef, Mac, From, St);
{error,ErrL,What} ->
epp_reply(From, {error,{ErrL,epp,What}}),
wait_req_scan(St);
@@ -888,10 +835,29 @@ scan_define([{'(',_Lp},{Type,_Lm,M}=Mac,{'(',_Lc}|Toks], Def, From, St)
epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
wait_req_scan(St)
end;
-scan_define(_Toks, Def, From, St) ->
+scan_define_1(_Toks, _Mac, Def, From, St) ->
epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
wait_req_scan(St).
+scan_define_2(Arity, Def, {_,_,Key}=Mac, From, #epp{macs=Ms}=St) ->
+ case Ms of
+ #{Key:=Defs} when is_list(Defs) ->
+ %% User defined macros: can be overloaded
+ case proplists:is_defined(Arity, Defs) of
+ true ->
+ epp_reply(From, {error,{loc(Mac),epp,{redefine,Key}}}),
+ wait_req_scan(St);
+ false ->
+ scan_define_cont(From, St, Key, Defs, Arity, Def)
+ end;
+ #{Key:=_} ->
+ %% Predefined macros: cannot be overloaded
+ epp_reply(From, {error,{loc(Mac),epp,{redefine_predef,Key}}}),
+ wait_req_scan(St);
+ _ ->
+ scan_define_cont(From, St, Key, [], Arity, Def)
+ end.
+
%%% Detection of circular macro expansions (which would either keep
%%% the compiler looping forever, or run out of memory):
%%% When a macro is defined, we store the names of other macros it
@@ -901,11 +867,17 @@ scan_define(_Toks, Def, From, St) ->
%%% the information from St#epp.uses is traversed, and if a circularity
%%% is detected, an error message is thrown.
-scan_define_cont(F, St, M, {Arity, Def}) ->
- Ms = dict:append_list(M, [{Arity, Def}], St#epp.macs),
- try dict:append_list(M, [{Arity, macro_uses(Def)}], St#epp.uses) of
+scan_define_cont(F, #epp{macs=Ms0}=St, M, Defs, Arity, Def) ->
+ Ms = Ms0#{M=>[{Arity,Def}|Defs]},
+ try macro_uses(Def) of
U ->
- scan_toks(F, St#epp{uses=U, macs=Ms})
+ Uses0 = St#epp.uses,
+ Val = [{Arity,U}|case Uses0 of
+ #{M:=UseList} -> UseList;
+ _ -> []
+ end],
+ Uses = Uses0#{M=>Val},
+ scan_toks(F, St#epp{uses=Uses,macs=Ms})
catch
{error, Line, Reason} ->
epp_reply(F, {error,{Line,epp,Reason}}),
@@ -923,23 +895,23 @@ macro_ref([{'?', _}, {'?', _} | Rest]) ->
macro_ref([{'?', _}, {atom, _, A}=Atom | Rest]) ->
Lm = loc(Atom),
Arity = count_args(Rest, Lm, A),
- [{{atom, A}, Arity} | macro_ref(Rest)];
+ [{A,Arity} | macro_ref(Rest)];
macro_ref([{'?', _}, {var, _, A}=Var | Rest]) ->
Lm = loc(Var),
Arity = count_args(Rest, Lm, A),
- [{{atom, A}, Arity} | macro_ref(Rest)];
+ [{A,Arity} | macro_ref(Rest)];
macro_ref([_Token | Rest]) ->
macro_ref(Rest).
%% scan_undef(Tokens, UndefToken, From, EppState)
scan_undef([{'(',_Llp},{atom,_Lm,M},{')',_Lrp},{dot,_Ld}], _Undef, From, St) ->
- Macs = dict:erase({atom,M}, St#epp.macs),
- Uses = dict:erase({atom,M}, St#epp.uses),
+ Macs = maps:remove(M, St#epp.macs),
+ Uses = maps:remove(M, St#epp.uses),
scan_toks(From, St#epp{macs=Macs, uses=Uses});
scan_undef([{'(',_Llp},{var,_Lm,M},{')',_Lrp},{dot,_Ld}], _Undef, From,St) ->
- Macs = dict:erase({atom,M}, St#epp.macs),
- Uses = dict:erase({atom,M}, St#epp.uses),
+ Macs = maps:remove(M, St#epp.macs),
+ Uses = maps:remove(M, St#epp.uses),
scan_toks(From, St#epp{macs=Macs, uses=Uses});
scan_undef(_Toks, Undef, From, St) ->
epp_reply(From, {error,{loc(Undef),epp,{bad,undef}}}),
@@ -1006,17 +978,17 @@ scan_include_lib(_Toks, Inc, From, St) ->
%% Report a badly formed if[n]def test and then treat as undefined macro.
scan_ifdef([{'(',_Llp},{atom,_Lm,M},{')',_Lrp},{dot,_Ld}], _IfD, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
+ case St#epp.macs of
+ #{M:=_Def} ->
scan_toks(From, St#epp{istk=[ifdef|St#epp.istk]});
- error ->
+ _ ->
skip_toks(From, St, [ifdef])
end;
scan_ifdef([{'(',_Llp},{var,_Lm,M},{')',_Lrp},{dot,_Ld}], _IfD, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
+ case St#epp.macs of
+ #{M:=_Def} ->
scan_toks(From, St#epp{istk=[ifdef|St#epp.istk]});
- error ->
+ _ ->
skip_toks(From, St, [ifdef])
end;
scan_ifdef(_Toks, IfDef, From, St) ->
@@ -1024,17 +996,17 @@ scan_ifdef(_Toks, IfDef, From, St) ->
wait_req_skip(St, [ifdef]).
scan_ifndef([{'(',_Llp},{atom,_Lm,M},{')',_Lrp},{dot,_Ld}], _IfnD, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
+ case St#epp.macs of
+ #{M:=_Def} ->
skip_toks(From, St, [ifndef]);
- error ->
+ _ ->
scan_toks(From, St#epp{istk=[ifndef|St#epp.istk]})
end;
scan_ifndef([{'(',_Llp},{var,_Lm,M},{')',_Lrp},{dot,_Ld}], _IfnD, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
+ case St#epp.macs of
+ #{M:=_Def} ->
skip_toks(From, St, [ifndef]);
- error ->
+ _ ->
scan_toks(From, St#epp{istk=[ifndef|St#epp.istk]})
end;
scan_ifndef(_Toks, IfnDef, From, St) ->
@@ -1102,7 +1074,8 @@ scan_file([{'(',_Llp},{string,_Ls,Name},{',',_Lc},{integer,_Li,Ln},{')',_Lrp},
{dot,_Ld}], Tf, From, St) ->
Anno = erl_anno:new(Ln),
enter_file_reply(From, Name, Anno, loc(Tf), generated),
- Ms = dict:store({atom,'FILE'}, {none,[{string,line1(),Name}]}, St#epp.macs),
+ Ms0 = St#epp.macs,
+ Ms = Ms0#{'FILE':={none,[{string,line1(),Name}]}},
Locf = loc(Tf),
NewLoc = new_location(Ln, St#epp.location, Locf),
Delta = get_line(element(2, Tf))-Ln + St#epp.delta,
@@ -1190,40 +1163,42 @@ macro_expansion([], Anno0) -> throw({error,loc(Anno0),premature_end}).
%% Expand the macros in a list of tokens, making sure that an expansion
%% gets the same location as the macro call.
-expand_macros(Type, MacT, M, Toks, Ms0) ->
- %% (Type will always be 'atom')
- {Ms, U} = Ms0,
+expand_macros(MacT, M, Toks, Ms0) ->
+ {Ms,U} = Ms0,
Lm = loc(MacT),
Tinfo = element(2, MacT),
- case expand_macro1(Type, Lm, M, Toks, Ms) of
+ case expand_macro1(Lm, M, Toks, Ms) of
{ok,{none,Exp}} ->
- check_uses([{{Type,M}, none}], [], U, Lm),
- Toks1 = expand_macros(expand_macro(Exp, Tinfo, [], dict:new()), Ms0),
+ check_uses([{M,none}], [], U, Lm),
+ Toks1 = expand_macros(expand_macro(Exp, Tinfo, [], #{}), Ms0),
expand_macros(Toks1++Toks, Ms0);
{ok,{As,Exp}} ->
- check_uses([{{Type,M}, length(As)}], [], U, Lm),
- {Bs,Toks1} = bind_args(Toks, Lm, M, As, dict:new()),
+ check_uses([{M,length(As)}], [], U, Lm),
+ {Bs,Toks1} = bind_args(Toks, Lm, M, As, #{}),
expand_macros(expand_macro(Exp, Tinfo, Toks1, Bs), Ms0)
end.
-expand_macro1(Type, Lm, M, Toks, Ms) ->
+expand_macro1(Lm, M, Toks, Ms) ->
Arity = count_args(Toks, Lm, M),
- case dict:find({Type,M}, Ms) of
- error -> %% macro not found
- throw({error,Lm,{undefined,M,Arity}});
- {ok, undefined} -> %% Predefined macro without definition
+ case Ms of
+ #{M:=undefined} ->
+ %% Predefined macro without definition.
throw({error,Lm,{undefined,M,Arity}});
- {ok, [{none, Def}]} ->
- {ok, Def};
- {ok, Defs} when is_list(Defs) ->
- case proplists:get_value(Arity, Defs) of
+ #{M:=[{none,Def}]} ->
+ {ok,Def};
+ #{M:=Defs} when is_list(Defs) ->
+ case proplists:get_value(Arity, Defs) of
undefined ->
throw({error,Lm,{mismatch,M}});
Def ->
- {ok, Def}
+ {ok,Def}
end;
- {ok, PreDef} -> %% Predefined macro
- {ok, PreDef}
+ #{M:=PreDef} ->
+ %% Predefined macro.
+ {ok,PreDef};
+ _ ->
+ %% Macro not found.
+ throw({error,Lm,{undefined,M,Arity}})
end.
check_uses([], _Anc, _U, _Lm) ->
@@ -1231,7 +1206,7 @@ check_uses([], _Anc, _U, _Lm) ->
check_uses([M|Rest], Anc, U, Lm) ->
case lists:member(M, Anc) of
true ->
- {{_, Name},Arity} = M,
+ {Name,Arity} = M,
throw({error,Lm,{circular,Name,Arity}});
false ->
L = get_macro_uses(M, U),
@@ -1240,23 +1215,23 @@ check_uses([M|Rest], Anc, U, Lm) ->
end.
get_macro_uses({M,Arity}, U) ->
- case dict:find(M, U) of
- error ->
- [];
- {ok, L} ->
- proplists:get_value(Arity, L, proplists:get_value(none, L, []))
+ case U of
+ #{M:=L} ->
+ proplists:get_value(Arity, L, proplists:get_value(none, L, []));
+ _ ->
+ []
end.
%% Macro expansion
%% Note: io:scan_erl_form() does not return comments or white spaces.
expand_macros([{'?',_Lq},{atom,_Lm,M}=MacT|Toks], Ms) ->
- expand_macros(atom, MacT, M, Toks, Ms);
+ expand_macros(MacT, M, Toks, Ms);
%% Special macros
expand_macros([{'?',_Lq},{var,Lm,'LINE'}=Tok|Toks], Ms) ->
Line = erl_scan:line(Tok),
[{integer,Lm,Line}|expand_macros(Toks, Ms)];
expand_macros([{'?',_Lq},{var,_Lm,M}=MacT|Toks], Ms) ->
- expand_macros(atom, MacT, M, Toks, Ms);
+ expand_macros(MacT, M, Toks, Ms);
%% Illegal macros
expand_macros([{'?',_Lq},Token|_Toks], _Ms) ->
T = case erl_scan:text(Token) of
@@ -1295,7 +1270,7 @@ macro_args(_Toks, Lm, M, _As, _Bs) ->
store_arg(L, M, _A, [], _Bs) ->
throw({error,L,{mismatch,M}});
store_arg(_L, _M, A, Arg, Bs) ->
- dict:store(A, Arg, Bs).
+ Bs#{A=>Arg}.
%% count_args(Tokens, MacroLine, MacroName)
%% Count the number of arguments in a macro call.
@@ -1368,19 +1343,17 @@ macro_arg([], _E, Arg) ->
%% and then the macro arguments, i.e. simulate textual expansion.
expand_macro([{var,_Lv,V}|Ts], L, Rest, Bs) ->
- case dict:find(V, Bs) of
- {ok,Val} ->
- %% lists:append(Val, expand_macro(Ts, L, Rest, Bs));
+ case Bs of
+ #{V:=Val} ->
expand_arg(Val, Ts, L, Rest, Bs);
- error ->
+ _ ->
[{var,L,V}|expand_macro(Ts, L, Rest, Bs)]
end;
expand_macro([{'?', _}, {'?', _}, {var,_Lv,V}|Ts], L, Rest, Bs) ->
- case dict:find(V, Bs) of
- {ok,Val} ->
- %% lists:append(Val, expand_macro(Ts, L, Rest, Bs));
+ case Bs of
+ #{V:=Val} ->
expand_arg(stringify(Val, L), Ts, L, Rest, Bs);
- error ->
+ _ ->
[{var,L,V}|expand_macro(Ts, L, Rest, Bs)]
end;
expand_macro([T|Ts], L, Rest, Bs) ->
diff --git a/lib/stdlib/src/erl_anno.erl b/lib/stdlib/src/erl_anno.erl
index 143318aa55..d32c34dabd 100644
--- a/lib/stdlib/src/erl_anno.erl
+++ b/lib/stdlib/src/erl_anno.erl
@@ -33,7 +33,7 @@
-export_type([anno_term/0]).
--define(LN(L), is_integer(L)).
+-define(LN(L), is_integer(L), L >= 0).
-define(COL(C), (is_integer(C) andalso C >= 1)).
%% Location.
@@ -52,13 +52,13 @@
| {'record', record()}
| {'text', string()}.
--type anno() :: location() | [annotation(), ...].
+-opaque anno() :: location() | [annotation(), ...].
-type anno_term() :: term().
-type column() :: pos_integer().
-type generated() :: boolean().
-type filename() :: file:filename_all().
--type line() :: integer().
+-type line() :: non_neg_integer().
-type location() :: line() | {line(), column()}.
-type record() :: boolean().
-type text() :: string().
@@ -90,9 +90,13 @@ to_term(Anno) ->
-ifdef(DEBUG).
from_term(Term) when is_list(Term) ->
Term;
+from_term(Line) when is_integer(Line), Line < 0 -> % Before OTP 19
+ set_generated(true, new(-Line));
from_term(Term) ->
[{location, Term}].
-else.
+from_term(Line) when is_integer(Line), Line < 0 -> % Before OTP 19
+ set_generated(true, new(-Line));
from_term(Term) ->
Term.
-endif.
@@ -198,18 +202,11 @@ file(Anno) ->
Anno :: anno().
generated(Line) when ?ALINE(Line) ->
- Line =< 0;
+ false;
generated({Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column) ->
- Line =< 0;
+ false;
generated(Anno) ->
- _ = anno_info(Anno, generated, false),
- {location, Location} = lists:keyfind(location, 1, Anno),
- case Location of
- {Line, _Column} ->
- Line =< 0;
- Line ->
- Line =< 0
- end.
+ anno_info(Anno, generated, false).
-spec line(Anno) -> line() when
Anno :: anno().
@@ -226,18 +223,11 @@ line(Anno) ->
Anno :: anno().
location(Line) when ?ALINE(Line) ->
- abs(Line);
-location({Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column) ->
- {abs(Line), Column};
+ Line;
+location({Line, Column}=Location) when ?ALINE(Line), ?ACOLUMN(Column) ->
+ Location;
location(Anno) ->
- case anno_info(Anno, location) of
- Line when Line < 0 ->
- -Line;
- {Line, Column} when Line < 0 ->
- {-Line, Column};
- Location ->
- Location
- end.
+ anno_info(Anno, location).
-spec record(Anno) -> record() when
Anno :: anno().
@@ -270,31 +260,8 @@ set_file(File, Anno) ->
Generated :: generated(),
Anno :: anno().
-set_generated(true, Line) when ?ALINE(Line) ->
- -abs(Line);
-set_generated(false, Line) when ?ALINE(Line) ->
- abs(Line);
-set_generated(true, {Line, Column}) when ?ALINE(Line),
- ?ACOLUMN(Column) ->
- {-abs(Line),Column};
-set_generated(false, {Line, Column}) when ?ALINE(Line),
- ?ACOLUMN(Column) ->
- {abs(Line),Column};
set_generated(Generated, Anno) ->
- _ = set(generated, Generated, Anno),
- {location, Location} = lists:keyfind(location, 1, Anno),
- NewLocation =
- case Location of
- {Line, Column} when Generated ->
- {-abs(Line), Column};
- {Line, Column} when not Generated ->
- {abs(Line), Column};
- Line when Generated ->
- -abs(Line);
- Line when not Generated ->
- abs(Line)
- end,
- lists:keyreplace(location, 1, Anno, {location, NewLocation}).
+ set(generated, Generated, Anno).
-spec set_line(Line, Anno) -> Anno when
Line :: line(),
@@ -313,38 +280,17 @@ set_line(Line, Anno) ->
Anno :: anno().
set_location(Line, L) when ?ALINE(L), ?LLINE(Line) ->
- new_location(fix_line(Line, L));
+ new_location(Line);
set_location(Line, {L, Column}) when ?ALINE(L), ?ACOLUMN(Column),
?LLINE(Line) ->
- new_location(fix_line(Line, L));
+ new_location(Line);
set_location({L, C}=Loc, Line) when ?ALINE(Line), ?LLINE(L), ?LCOLUMN(C) ->
- new_location(fix_location(Loc, Line));
+ new_location(Loc);
set_location({L, C}=Loc, {Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column),
?LLINE(L), ?LCOLUMN(C) ->
- new_location(fix_location(Loc, Line));
+ new_location(Loc);
set_location(Location, Anno) ->
- _ = set(location, Location, Anno),
- {location, OldLocation} = lists:keyfind(location, 1, Anno),
- NewLocation =
- case {Location, OldLocation} of
- {{_Line, _Column}=Loc, {L, _C}} ->
- fix_location(Loc, L);
- {Line, {L, _C}} ->
- fix_line(Line, L);
- {{_Line, _Column}=Loc, L} ->
- fix_location(Loc, L);
- {Line, L} ->
- fix_line(Line, L)
- end,
- lists:keyreplace(location, 1, Anno, {location, NewLocation}).
-
-fix_location({Line, Column}, OldLine) ->
- {fix_line(Line, OldLine), Column}.
-
-fix_line(Line, OldLine) when OldLine < 0, Line > 0 ->
- -Line;
-fix_line(Line, _OldLine) ->
- Line.
+ set(location, Location, Anno).
-spec set_record(Record, Anno) -> Anno when
Record :: record(),
@@ -383,7 +329,7 @@ set_anno(Item, Value, Anno) ->
_ ->
lists:keyreplace(Item, 1, Anno, {Item, Value})
end,
- simplify(R)
+ reset_simplify(R)
end.
reset(Anno, Item) ->
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index e940ad6956..4a42754d92 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -31,12 +31,8 @@
-export([is_guard_expr/1]).
-export([bool_option/4,value_option/3,value_option/7]).
--export([modify_line/2]).
-
-import(lists, [member/2,map/2,foldl/3,foldr/3,mapfoldl/3,all/2,reverse/1]).
--deprecated([{modify_line, 2, next_major_release}]).
-
%% bool_option(OnOpt, OffOpt, Default, Options) -> boolean().
%% value_option(Flag, Default, Options) -> Value.
%% value_option(Flag, Default, OnOpt, OnVal, OffOpt, OffVal, Options) ->
@@ -79,7 +75,7 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) ->
%%-define(DEBUGF(X,Y), io:format(X, Y)).
-define(DEBUGF(X,Y), void).
--type line() :: erl_anno:line(). % a convenient alias
+-type line() :: erl_anno:anno(). % a convenient alias
-type fa() :: {atom(), arity()}. % function+arity
-type ta() :: {atom(), arity()}. % type+arity
@@ -238,6 +234,9 @@ format_error({removed, MFA, ReplacementMFA, Rel}) ->
"use ~s", [format_mfa(MFA), Rel, format_mfa(ReplacementMFA)]);
format_error({removed, MFA, String}) when is_list(String) ->
io_lib:format("~s: ~s", [format_mfa(MFA), String]);
+format_error({removed_type, MNA, ReplacementMNA, Rel}) ->
+ io_lib:format("the type ~s was removed in ~s; use ~s instead",
+ [format_mna(MNA), Rel, format_mna(ReplacementMNA)]);
format_error({obsolete_guard, {F, A}}) ->
io_lib:format("~p/~p obsolete", [F, A]);
format_error({too_many_arguments,Arity}) ->
@@ -374,9 +373,9 @@ format_error({spec_fun_undefined, {F, A}}) ->
format_error({missing_spec, {F,A}}) ->
io_lib:format("missing specification for function ~w/~w", [F, A]);
format_error(spec_wrong_arity) ->
- "spec has the wrong arity";
+ "spec has wrong arity";
format_error(callback_wrong_arity) ->
- "callback has the wrong arity";
+ "callback has wrong arity";
format_error({deprecated_builtin_type, {Name, Arity},
Replacement, Rel}) ->
UseS = case Replacement of
@@ -416,6 +415,9 @@ format_mfa({M, F, A}) when is_integer(A) ->
format_mf(M, F, ArityString) when is_atom(M), is_atom(F) ->
atom_to_list(M) ++ ":" ++ atom_to_list(F) ++ "/" ++ ArityString.
+format_mna({M, N, A}) when is_integer(A) ->
+ atom_to_list(M) ++ ":" ++ atom_to_list(N) ++ gen_type_paren(A).
+
format_where(L) when is_integer(L) ->
io_lib:format("(line ~p)", [L]);
format_where({L,C}) when is_integer(L), is_integer(C) ->
@@ -2876,7 +2878,7 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) ->
St1 = St0#lint{specs = dict:store(MFA, Line, Specs)},
case dict:is_key(MFA, Specs) of
true -> add_error(Line, {redefine_spec, MFA0}, St1);
- false -> check_specs(TypeSpecs, Arity, St1)
+ false -> check_specs(TypeSpecs, spec_wrong_arity, Arity, St1)
end.
%% callback_decl(Line, Fun, Types, State) -> State.
@@ -2890,7 +2892,8 @@ callback_decl(Line, MFA0, TypeSpecs,
St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)},
case dict:is_key(MFA, Callbacks) of
true -> add_error(Line, {redefine_callback, MFA0}, St1);
- false -> check_specs(TypeSpecs, Arity, St1)
+ false -> check_specs(TypeSpecs, callback_wrong_arity,
+ Arity, St1)
end
end.
@@ -2927,7 +2930,7 @@ is_fa({FuncName, Arity})
when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> true;
is_fa(_) -> false.
-check_specs([FunType|Left], Arity, St0) ->
+check_specs([FunType|Left], ETag, Arity, St0) ->
{FunType1, CTypes} =
case FunType of
{type, _, bounded_fun, [FT = {type, _, 'fun', _}, Cs]} ->
@@ -2935,18 +2938,16 @@ check_specs([FunType|Left], Arity, St0) ->
{FT, lists:append(Types0)};
{type, _, 'fun', _} = FT -> {FT, []}
end,
- SpecArity =
- case FunType1 of
- {type, L, 'fun', [any, _]} -> any;
- {type, L, 'fun', [{type, _, product, D}, _]} -> length(D)
- end,
+ {type, L, 'fun', [{type, _, product, D}, _]} = FunType1,
+ SpecArity = length(D),
St1 = case Arity =:= SpecArity of
true -> St0;
- false -> add_error(L, spec_wrong_arity, St0)
+ false -> %% Cannot happen if called from the compiler.
+ add_error(L, ETag, St0)
end,
St2 = check_type({type, nowarn(), product, [FunType1|CTypes]}, St1),
- check_specs(Left, Arity, St2);
-check_specs([], _Arity, St) ->
+ check_specs(Left, ETag, Arity, St2);
+check_specs([], _ETag, _Arity, St) ->
St.
nowarn() ->
@@ -3190,8 +3191,8 @@ handle_generator(P,E,Vt,Uvt,St0) ->
handle_bitstring_gen_pat({bin,_,Segments=[_|_]},St) ->
case lists:last(Segments) of
{bin_element,Line,{var,_,_},default,Flags} when is_list(Flags) ->
- case member(binary, Flags) orelse member(bits, Flags)
- orelse member(bitstring, Flags) of
+ case member(binary, Flags) orelse member(bytes, Flags)
+ orelse member(bits, Flags) orelse member(bitstring, Flags) of
true ->
add_error(Line, unsized_binary_in_bin_gen_pattern, St);
false ->
@@ -3485,13 +3486,6 @@ vt_no_unused(Vt) -> [V || {_,{_,U,_L}}=V <- Vt, U =/= unused].
copy_expr(Expr, Anno) ->
erl_parse:map_anno(fun(_A) -> Anno end, Expr).
-%% modify_line(Form, Fun) -> Form
-%% modify_line(Expression, Fun) -> Expression
-%% Applies Fun to each line number occurrence.
-
-modify_line(T, F0) ->
- erl_parse:map_anno(F0, T).
-
%% Check a record_info call. We have already checked that it is not
%% shadowed by an import.
@@ -3560,6 +3554,7 @@ deprecated_function(Line, M, F, As, St) ->
St
end.
+-dialyzer({no_match, deprecated_type/5}).
deprecated_type(L, M, N, As, St) ->
NAs = length(As),
case otp_internal:obsolete_type(M, N, NAs) of
@@ -3570,6 +3565,8 @@ deprecated_type(L, M, N, As, St) ->
false ->
St
end;
+ {removed, Replacement, Rel} ->
+ add_warning(L, {removed_type, {M,N,NAs}, Replacement, Rel}, St);
no ->
St
end.
diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl
index e82282421e..e07ab2efc2 100644
--- a/lib/stdlib/src/erl_parse.yrl
+++ b/lib/stdlib/src/erl_parse.yrl
@@ -85,10 +85,6 @@ type_spec -> '(' spec_fun type_sigs ')' : {'$2', '$3'}.
spec_fun -> atom : '$1'.
spec_fun -> atom ':' atom : {'$1', '$3'}.
-%% The following two are retained only for backwards compatibility;
-%% they are not part of the EEP syntax and should be removed.
-spec_fun -> atom '/' integer '::' : {'$1', '$3'}.
-spec_fun -> atom ':' atom '/' integer '::' : {'$1', '$3', '$5'}.
typed_attr_val -> expr ',' typed_record_fields : {typed_record, '$1', '$3'}.
typed_attr_val -> expr '::' top_type : {type_def, '$1', '$3'}.
@@ -525,11 +521,6 @@ Erlang code.
-export([type_inop_prec/1,type_preop_prec/1]).
-export([map_anno/2, fold_anno/3, mapfold_anno/3,
new_anno/1, anno_to_term/1, anno_from_term/1]).
--export([set_line/2,get_attribute/2,get_attributes/1]).
-
--deprecated([{set_line, 2, next_major_release},
- {get_attribute, 2, next_major_release},
- {get_attributes, 1, next_major_release}]).
%% The following directive is needed for (significantly) faster compilation
%% of the generated .erl file by the HiPE compiler. Please do not remove.
@@ -639,14 +630,8 @@ build_type_spec({Kind,Aa}, {SpecFun, TypeSpecs})
{atom, _, Fun} ->
{Fun, find_arity_from_specs(TypeSpecs)};
{{atom,_, Mod}, {atom,_, Fun}} ->
- {Mod,Fun,find_arity_from_specs(TypeSpecs)};
- {{atom, _, Fun}, {integer, _, Arity}} ->
- %% Old style spec. Allow this for now.
- {Fun,Arity};
- {{atom,_, Mod}, {atom, _, Fun}, {integer, _, Arity}} ->
- %% Old style spec. Allow this for now.
- {Mod,Fun,Arity}
- end,
+ {Mod,Fun,find_arity_from_specs(TypeSpecs)}
+ end,
{attribute,Aa,Kind,{NewSpecFun, TypeSpecs}}.
find_arity_from_specs([Spec|_]) ->
@@ -795,31 +780,11 @@ record_fields([{match,_Am,{atom,Aa,A},Expr}|Fields]) ->
[{record_field,Aa,{atom,Aa,A},Expr}|record_fields(Fields)];
record_fields([{typed,Expr,TypeInfo}|Fields]) ->
[Field] = record_fields([Expr]),
- TypeInfo1 =
- case Expr of
- {match, _, _, _} -> TypeInfo; %% If we have an initializer.
- {atom, Aa, _} ->
- case has_undefined(TypeInfo) of
- false ->
- lift_unions(abstract2(undefined, Aa), TypeInfo);
- true ->
- TypeInfo
- end
- end,
- [{typed_record_field,Field,TypeInfo1}|record_fields(Fields)];
+ [{typed_record_field,Field,TypeInfo}|record_fields(Fields)];
record_fields([Other|_Fields]) ->
ret_err(?anno(Other), "bad record field");
record_fields([]) -> [].
-has_undefined({atom,_,undefined}) ->
- true;
-has_undefined({ann_type,_,[_,T]}) ->
- has_undefined(T);
-has_undefined({type,_,union,Ts}) ->
- lists:any(fun has_undefined/1, Ts);
-has_undefined(_) ->
- false.
-
term(Expr) ->
try normalise(Expr)
catch _:_R -> ret_err(?anno(Expr), "bad attribute")
@@ -1118,28 +1083,6 @@ type_preop_prec('-') -> {600,700};
type_preop_prec('bnot') -> {600,700};
type_preop_prec('#') -> {700,800}.
-%%% [Experimental]. The parser just copies the attributes of the
-%%% scanner tokens to the abstract format. This design decision has
-%%% been hidden to some extent: use set_line() and get_attribute() to
-%%% access the second element of (almost all) of the abstract format
-%%% tuples. A typical use is to negate line numbers to prevent the
-%%% compiler from emitting warnings and errors. The second element can
-%%% (of course) be set to any value, but then these functions no
-%%% longer apply. To get all present attributes as a property list
-%%% get_attributes() should be used.
-
--compile({nowarn_deprecated_function,{erl_scan,set_attribute,3}}).
-set_line(L, F) ->
- erl_scan:set_attribute(line, L, F).
-
--compile({nowarn_deprecated_function,{erl_scan,attributes_info,2}}).
-get_attribute(L, Name) ->
- erl_scan:attributes_info(L, Name).
-
--compile({nowarn_deprecated_function,{erl_scan,attributes_info,1}}).
-get_attributes(L) ->
- erl_scan:attributes_info(L).
-
-spec map_anno(Fun, Abstr) -> NewAbstr when
Fun :: fun((Anno) -> Anno),
Anno :: erl_anno:anno(),
diff --git a/lib/stdlib/src/erl_scan.erl b/lib/stdlib/src/erl_scan.erl
index d2f53816b8..47223b129c 100644
--- a/lib/stdlib/src/erl_scan.erl
+++ b/lib/stdlib/src/erl_scan.erl
@@ -52,25 +52,15 @@
%%% External exports
-export([string/1,string/2,string/3,tokens/3,tokens/4,
- format_error/1,reserved_word/1,
- token_info/1,token_info/2,
- attributes_info/1,attributes_info/2,set_attribute/3]).
+ format_error/1,reserved_word/1]).
-export([column/1,end_location/1,line/1,location/1,text/1,
category/1,symbol/1]).
--deprecated([{attributes_info, 1, next_major_release},
- {attributes_info, 2, next_major_release},
- {set_attribute, 3, next_major_release},
- {token_info, 1, next_major_release},
- {token_info, 2, next_major_release}]).
-
%%% Private
-export([continuation_location/1]).
-export_type([error_info/0,
- line/0,
- location/0,
options/0,
return_cont/0,
token/0,
@@ -85,29 +75,18 @@
-define(ALINE(L), is_integer(L)).
-define(STRING(S), is_list(S)).
-define(RESWORDFUN(F), is_function(F, 1)).
--define(SETATTRFUN(F), is_function(F, 1)).
-type category() :: atom().
--type column() :: pos_integer(). % Deprecated
--type line() :: integer(). % Deprecated
--type location() :: line() | {line(),column()}. % Deprecated
-type resword_fun() :: fun((atom()) -> boolean()).
-type option() :: 'return' | 'return_white_spaces' | 'return_comments'
| 'text' | {'reserved_word_fun', resword_fun()}.
-type options() :: option() | [option()].
-type symbol() :: atom() | float() | integer() | string().
--type info_line() :: integer() | term().
--type attributes_data()
- :: [{'column', column()} | {'line', info_line()} | {'text', string()}]
- | {line(), column()}.
-%% The fact that {line(),column()} is a possible attributes() type
-%% is hidden.
--type attributes() :: line() | attributes_data().
--type token() :: {category(), attributes(), symbol()}
- | {category(), attributes()}.
+-type token() :: {category(), Anno :: erl_anno:anno(), symbol()}
+ | {category(), Anno :: erl_anno:anno()}.
-type tokens() :: [token()].
-type error_description() :: term().
--type error_info() :: {location(), module(), error_description()}.
+-type error_info() :: {erl_anno:location(), module(), error_description()}.
%%% Local record.
-record(erl_scan,
@@ -136,8 +115,8 @@ format_error(Other) ->
String :: string(),
Return :: {'ok', Tokens :: tokens(), EndLocation}
| {'error', ErrorInfo :: error_info(), ErrorLocation},
- EndLocation :: location(),
- ErrorLocation :: location().
+ EndLocation :: erl_anno:location(),
+ ErrorLocation :: erl_anno:location().
string(String) ->
string(String, 1, []).
@@ -145,9 +124,9 @@ string(String) ->
String :: string(),
Return :: {'ok', Tokens :: tokens(), EndLocation}
| {'error', ErrorInfo :: error_info(), ErrorLocation},
- StartLocation :: location(),
- EndLocation :: location(),
- ErrorLocation :: location().
+ StartLocation :: erl_anno:location(),
+ EndLocation :: erl_anno:location(),
+ ErrorLocation :: erl_anno:location().
string(String, StartLocation) ->
string(String, StartLocation, []).
@@ -156,9 +135,9 @@ string(String, StartLocation) ->
Options :: options(),
Return :: {'ok', Tokens :: tokens(), EndLocation}
| {'error', ErrorInfo :: error_info(), ErrorLocation},
- StartLocation :: location(),
- EndLocation :: location(),
- ErrorLocation :: location().
+ StartLocation :: erl_anno:location(),
+ EndLocation :: erl_anno:location(),
+ ErrorLocation :: erl_anno:location().
string(String, Line, Options) when ?STRING(String), ?ALINE(Line) ->
string1(String, options(Options), Line, no_col, []);
string(String, {Line,Column}, Options) when ?STRING(String),
@@ -167,20 +146,23 @@ string(String, {Line,Column}, Options) when ?STRING(String),
string1(String, options(Options), Line, Column, []).
-type char_spec() :: string() | 'eof'.
--type cont_fun() :: fun((char_spec(), #erl_scan{}, line(), column(),
+-type cont_fun() :: fun((char_spec(), #erl_scan{},
+ erl_anno:line(), erl_anno:column(),
tokens(), any()) -> any()).
-opaque return_cont() :: {erl_scan_continuation,
- string(), column(), tokens(), line(),
+ string(), erl_anno:column(), tokens(),
+ erl_anno:line(),
#erl_scan{}, any(), cont_fun()}.
--type tokens_result() :: {'ok', Tokens :: tokens(), EndLocation :: location()}
- | {'eof', EndLocation :: location()}
+-type tokens_result() :: {'ok', Tokens :: tokens(),
+ EndLocation :: erl_anno:location()}
+ | {'eof', EndLocation :: erl_anno:location()}
| {'error', ErrorInfo :: error_info(),
- EndLocation :: location()}.
+ EndLocation :: erl_anno:location()}.
-spec tokens(Continuation, CharSpec, StartLocation) -> Return when
Continuation :: return_cont() | [],
CharSpec :: char_spec(),
- StartLocation :: location(),
+ StartLocation :: erl_anno:location(),
Return :: {'done',Result :: tokens_result(),LeftOverChars :: char_spec()}
| {'more', Continuation1 :: return_cont()}.
tokens(Cont, CharSpec, StartLocation) ->
@@ -189,7 +171,7 @@ tokens(Cont, CharSpec, StartLocation) ->
-spec tokens(Continuation, CharSpec, StartLocation, Options) -> Return when
Continuation :: return_cont() | [],
CharSpec :: char_spec(),
- StartLocation :: location(),
+ StartLocation :: erl_anno:location(),
Options :: options(),
Return :: {'done',Result :: tokens_result(),LeftOverChars :: char_spec()}
| {'more', Continuation1 :: return_cont()}.
@@ -257,155 +239,6 @@ symbol({_Category,_Anno,Symbol}) ->
symbol(T) ->
erlang:error(badarg, [T]).
--type attribute_item() :: 'column' | 'length' | 'line'
- | 'location' | 'text'.
--type info_location() :: location() | term().
--type attribute_info() :: {'column', column()}| {'length', pos_integer()}
- | {'line', info_line()}
- | {'location', info_location()}
- | {'text', string()}.
--type token_item() :: 'category' | 'symbol' | attribute_item().
--type token_info() :: {'category', category()} | {'symbol', symbol()}
- | attribute_info().
-
--spec token_info(Token) -> TokenInfo when
- Token :: token(),
- TokenInfo :: [TokenInfoTuple :: token_info()].
-token_info(Token) ->
- Items = [category,column,length,line,symbol,text], % undefined order
- token_info(Token, Items).
-
--spec token_info(Token, TokenItem) -> TokenInfoTuple | 'undefined' when
- Token :: token(),
- TokenItem :: token_item(),
- TokenInfoTuple :: token_info();
- (Token, TokenItems) -> TokenInfo when
- Token :: token(),
- TokenItems :: [TokenItem :: token_item()],
- TokenInfo :: [TokenInfoTuple :: token_info()].
-token_info(_Token, []) ->
- [];
-token_info(Token, [Item|Items]) when is_atom(Item) ->
- case token_info(Token, Item) of
- undefined ->
- token_info(Token, Items);
- TokenInfo when is_tuple(TokenInfo) ->
- [TokenInfo|token_info(Token, Items)]
- end;
-token_info({Category,_Attrs}, category=Item) ->
- {Item,Category};
-token_info({Category,_Attrs,_Symbol}, category=Item) ->
- {Item,Category};
-token_info({Category,_Attrs}, symbol=Item) ->
- {Item,Category};
-token_info({_Category,_Attrs,Symbol}, symbol=Item) ->
- {Item,Symbol};
-token_info({_Category,Attrs}, Item) ->
- attributes_info(Attrs, Item);
-token_info({_Category,Attrs,_Symbol}, Item) ->
- attributes_info(Attrs, Item).
-
--spec attributes_info(Attributes) -> AttributesInfo when
- Attributes :: attributes(),
- AttributesInfo :: [AttributeInfoTuple :: attribute_info()].
-attributes_info(Attributes) ->
- Items = [column,length,line,text], % undefined order
- attributes_info(Attributes, Items).
-
--spec attributes_info
- (Attributes, AttributeItem) -> AttributeInfoTuple | 'undefined' when
- Attributes :: attributes(),
- AttributeItem :: attribute_item(),
- AttributeInfoTuple :: attribute_info();
- (Attributes, AttributeItems) -> AttributeInfo when
- Attributes :: attributes(),
- AttributeItems :: [AttributeItem :: attribute_item()],
- AttributeInfo :: [AttributeInfoTuple :: attribute_info()].
-attributes_info(_Attrs, []) ->
- [];
-attributes_info(Attrs, [A|As]) when is_atom(A) ->
- case attributes_info(Attrs, A) of
- undefined ->
- attributes_info(Attrs, As);
- AttributeInfo when is_tuple(AttributeInfo) ->
- [AttributeInfo|attributes_info(Attrs, As)]
- end;
-attributes_info({Line,Column}, column=Item) when ?ALINE(Line),
- ?COLUMN(Column) ->
- {Item,Column};
-attributes_info(Line, column) when ?ALINE(Line) ->
- undefined;
-attributes_info(Attrs, column=Item) ->
- case attr_info(Attrs, Item) of
- undefined ->
- case erl_anno:column(Attrs) of
- undefined ->
- undefined;
- Column ->
- {Item,Column}
- end;
- T ->
- T
- end;
-attributes_info(Attrs, length=Item) ->
- case attributes_info(Attrs, text) of
- undefined ->
- undefined;
- {text,Text} ->
- {Item,length(Text)}
- end;
-attributes_info(Line, line=Item) when ?ALINE(Line) ->
- {Item,Line};
-attributes_info({Line,Column}, line=Item) when ?ALINE(Line),
- ?COLUMN(Column) ->
- {Item,Line};
-attributes_info(Attrs, line=Item) ->
- case attr_info(Attrs, Item) of
- undefined ->
- case attr_info(Attrs, location) of
- {location,{Line,_Column}} ->
- {Item,Line};
- {location,Line} ->
- {Item,Line};
- undefined ->
- undefined
- end;
- T ->
- T
- end;
-attributes_info({Line,Column}=Location, location=Item) when ?ALINE(Line),
- ?COLUMN(Column) ->
- {Item,Location};
-attributes_info(Line, location=Item) when ?ALINE(Line) ->
- {Item,Line};
-attributes_info(Attrs, location=Item) ->
- {line,Line} = attributes_info(Attrs, line),
- case attributes_info(Attrs, column) of
- undefined ->
- %% If set_attribute() has assigned a term such as {17,42}
- %% to 'line', then Line will look like {Line,Column}. One
- %% should not use 'location' but 'line' and 'column' in
- %% such special cases.
- {Item,Line};
- {column,Column} ->
- {Item,{Line,Column}}
- end;
-attributes_info({Line,Column}, text) when ?ALINE(Line), ?COLUMN(Column) ->
- undefined;
-attributes_info(Line, text) when ?ALINE(Line) ->
- undefined;
-attributes_info(Attrs, text=Item) ->
- attr_info(Attrs, Item);
-attributes_info(T1, T2) ->
- erlang:error(badarg, [T1,T2]).
-
--spec set_attribute(AttributeItem, Attributes, SetAttributeFun) -> Attributes when
- AttributeItem :: 'line',
- Attributes :: attributes(),
- SetAttributeFun :: fun((info_line()) -> info_line()).
-set_attribute(Tag, Attributes, Fun) when ?SETATTRFUN(Fun) ->
- set_attr(Tag, Attributes, Fun).
-
%%%
%%% Local functions
%%%
@@ -471,62 +304,6 @@ expand_opt(return, Os) ->
expand_opt(O, Os) ->
[O|Os].
-attr_info(Attrs, Item) ->
- try lists:keyfind(Item, 1, Attrs) of
- {_Item, _Value} = T ->
- T;
- false ->
- undefined
- catch
- _:_ ->
- erlang:error(badarg, [Attrs, Item])
- end.
-
--spec set_attr('line', attributes(), fun((line()) -> line())) -> attributes().
-
-set_attr(line, Line, Fun) when ?ALINE(Line) ->
- Ln = Fun(Line),
- if
- ?ALINE(Ln) ->
- Ln;
- true ->
- [{line,Ln}]
- end;
-set_attr(line, {Line,Column}, Fun) when ?ALINE(Line), ?COLUMN(Column) ->
- Ln = Fun(Line),
- if
- ?ALINE(Ln) ->
- {Ln,Column};
- true ->
- [{line,Ln},{column,Column}]
- end;
-set_attr(line=Tag, Attrs, Fun) when is_list(Attrs) ->
- case lists:keyfind(Tag, 1, Attrs) of
- {line,Line} ->
- case lists:keyreplace(Tag, 1, Attrs, {line,Fun(Line)}) of
- [{line,Ln}] when ?ALINE(Ln) ->
- Ln;
- As ->
- As
- end;
- false ->
- {location, Location} = lists:keyfind(location, 1, Attrs),
- Ln = case Location of
- {Line,Column} when ?ALINE(Line), ?COLUMN(Column) ->
- {Fun(Line),Column};
- _ ->
- Fun(Location)
- end,
- case lists:keyreplace(location, 1, Attrs, {location,Ln}) of
- [{location,Ln}] when ?ALINE(Ln) ->
- Ln;
- As ->
- As
- end
- end;
-set_attr(T1, T2, T3) ->
- erlang:error(badarg, [T1,T2,T3]).
-
tokens1(Cs, St, Line, Col, Toks, Fun, Any) when ?STRING(Cs); Cs =:= eof ->
case Fun(Cs, St, Line, Col, Toks, Any) of
{more,{Cs0,Ncol,Ntoks,Nline,Nany,Nfun}} ->
diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl
index 41b49f4a86..b8ce311c35 100644
--- a/lib/stdlib/src/escript.erl
+++ b/lib/stdlib/src/escript.erl
@@ -38,7 +38,7 @@
-record(state, {file :: file:filename(),
module :: module(),
forms_or_bin,
- source :: source(),
+ source :: source() | 'undefined',
n_errors :: non_neg_integer(),
mode :: mode(),
exports_main :: boolean(),
@@ -49,9 +49,9 @@
-type emu_args() :: string().
-record(sections, {type,
- shebang :: shebang(),
- comment :: comment(),
- emu_args :: emu_args(),
+ shebang :: shebang() | 'undefined',
+ comment :: comment() | 'undefined',
+ emu_args :: emu_args() | 'undefined',
body}).
-record(extract_options, {compile_source}).
diff --git a/lib/stdlib/src/io.erl b/lib/stdlib/src/io.erl
index 284f2e5a2b..5dc8b4541e 100644
--- a/lib/stdlib/src/io.erl
+++ b/lib/stdlib/src/io.erl
@@ -631,41 +631,20 @@ io_requests(Pid, [], [Rs|Cont], Tail) ->
io_requests(_Pid, [], [], _Tail) ->
{false,[]}.
-
-bc_req(Pid,{Op,Enc,Param},MaybeConvert) ->
- case net_kernel:dflag_unicode_io(Pid) of
- true ->
- {false,{Op,Enc,Param}};
- false ->
- {MaybeConvert,{Op,Param}}
- end;
-bc_req(Pid,{Op,Enc,P,F},MaybeConvert) ->
- case net_kernel:dflag_unicode_io(Pid) of
- true ->
- {false,{Op,Enc,P,F}};
- false ->
- {MaybeConvert,{Op,P,F}}
- end;
-bc_req(Pid, {Op,Enc,M,F,A},MaybeConvert) ->
+bc_req(Pid, Req0, MaybeConvert) ->
case net_kernel:dflag_unicode_io(Pid) of
true ->
- {false,{Op,Enc,M,F,A}};
+ %% The most common case. A modern i/o server.
+ {false,Req0};
false ->
- {MaybeConvert,{Op,M,F,A}}
- end;
-bc_req(Pid, {Op,Enc,P,M,F,A},MaybeConvert) ->
- case net_kernel:dflag_unicode_io(Pid) of
- true ->
- {false,{Op,Enc,P,M,F,A}};
- false ->
- {MaybeConvert,{Op,P,M,F,A}}
- end;
-bc_req(Pid,{Op,Enc},MaybeConvert) ->
- case net_kernel:dflag_unicode_io(Pid) of
- true ->
- {false,{Op, Enc}};
- false ->
- {MaybeConvert,Op}
+ %% Backward compatibility only. Unlikely to ever happen.
+ case tuple_to_list(Req0) of
+ [Op,_Enc] ->
+ {MaybeConvert,Op};
+ [Op,_Enc|T] ->
+ Req = list_to_tuple([Op|T]),
+ {MaybeConvert,Req}
+ end
end.
io_request(Pid, {write,Term}) ->
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 2d77888512..960c70f255 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -586,49 +586,40 @@ obsolete_1(asn1rt, utf8_list_to_binary, 1) ->
%% Added in OTP 18.
obsolete_1(core_lib, get_anno, 1) ->
- {deprecated,{cerl,get_ann,1}};
+ {removed,{cerl,get_ann,1},"19"};
obsolete_1(core_lib, set_anno, 2) ->
- {deprecated,{cerl,set_ann,2}};
+ {removed,{cerl,set_ann,2},"19"};
obsolete_1(core_lib, is_literal, 1) ->
- {deprecated,{cerl,is_literal,1}};
+ {removed,{cerl,is_literal,1},"19"};
obsolete_1(core_lib, is_literal_list, 1) ->
- {deprecated,"deprecated; use lists:all(fun cerl:is_literal/1, L)"
+ {removed,"removed; use lists:all(fun cerl:is_literal/1, L)"
" instead"};
obsolete_1(core_lib, literal_value, 1) ->
- {deprecated,{core_lib,concrete,1}};
+ {removed,{core_lib,concrete,1},"19"};
obsolete_1(erl_scan, set_attribute, 3) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_anno:set_line/2 instead"};
+ {removed,{erl_anno,set_line,2},"19.0"};
obsolete_1(erl_scan, attributes_info, 1) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_anno:{column,line,location,text}/1 instead"};
obsolete_1(erl_scan, attributes_info, 2) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_anno:{column,line,location,text}/1 instead"};
obsolete_1(erl_scan, token_info, 1) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_scan:{category,column,line,location,symbol,text}/1 instead"};
obsolete_1(erl_scan, token_info, 2) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_scan:{category,column,line,location,symbol,text}/1 instead"};
obsolete_1(erl_parse, set_line, 2) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_anno:set_line/2 instead"};
+ {removed,{erl_anno,set_line,2},"19.0"};
obsolete_1(erl_parse, get_attributes, 1) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_anno:{column,line,location,text}/1 instead"};
obsolete_1(erl_parse, get_attribute, 2) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use "
+ {removed,"removed in 19.0; use "
"erl_anno:{column,line,location,text}/1 instead"};
obsolete_1(erl_lint, modify_line, 2) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_parse:map_anno/2 instead"};
+ {removed,{erl_parse,map_anno,2},"19.0"};
obsolete_1(ssl, negotiated_next_protocol, 1) ->
{deprecated,{ssl,negotiated_protocol,1}};
@@ -648,6 +639,14 @@ obsolete_1(httpd_conf, is_file, 1) ->
obsolete_1(httpd_conf, make_integer, 1) ->
{deprecated, "deprecated; use erlang:list_to_integer/1 instead"};
+%% Added in OTP 19.
+
+obsolete_1(random, _, _) ->
+ {deprecated, "the 'random' module is deprecated; "
+ "use the 'rand' module instead"};
+obsolete_1(code, rehash, 0) ->
+ {deprecated, "deprecated because the code path cache feature has been removed"};
+
obsolete_1(_, _, _) ->
no.
@@ -698,26 +697,24 @@ is_snmp_agent_function(_, _) -> false.
-spec obsolete_type(module(), atom(), arity()) ->
'no' | {tag(), string()} | {tag(), mfas(), release()}.
+-dialyzer({no_match, obsolete_type/3}).
obsolete_type(Module, Name, NumberOfVariables) ->
case obsolete_type_1(Module, Name, NumberOfVariables) of
-%% {deprecated=Tag,{_,_,_}=Replacement} ->
-%% {Tag,Replacement,"in a future release"};
+ {deprecated=Tag,{_,_,_}=Replacement} ->
+ {Tag,Replacement,"in a future release"};
{_,String}=Ret when is_list(String) ->
Ret;
-%% {_,_,_}=Ret ->
-%% Ret;
+ {_,_,_}=Ret ->
+ Ret;
no ->
no
end.
obsolete_type_1(erl_scan,column,0) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_anno:column() instead"};
+ {removed,{erl_anno,column,0},"19.0"};
obsolete_type_1(erl_scan,line,0) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_anno:line() instead"};
+ {removed,{erl_anno,line,0},"19.0"};
obsolete_type_1(erl_scan,location,0) ->
- {deprecated,
- "deprecated (will be removed in OTP 19); use erl_anno:location() instead"};
+ {removed,{erl_anno,location,0},"19.0"};
obsolete_type_1(_,_,_) ->
no.
diff --git a/lib/stdlib/src/random.erl b/lib/stdlib/src/random.erl
index 8b67cde56c..8b639dd0a7 100644
--- a/lib/stdlib/src/random.erl
+++ b/lib/stdlib/src/random.erl
@@ -18,6 +18,7 @@
%% %CopyrightEnd%
%%
-module(random).
+-deprecated(module).
%% Reasonable random number generator.
%% The method is attributed to B. A. Wichmann and I. D. Hill
diff --git a/lib/stdlib/src/slave.erl b/lib/stdlib/src/slave.erl
index 24fc8ce204..4e629a5e56 100644
--- a/lib/stdlib/src/slave.erl
+++ b/lib/stdlib/src/slave.erl
@@ -289,10 +289,7 @@ register_unique_name(Number) ->
%% no need to use rsh.
mk_cmd(Host, Name, Args, Waiter, Prog0) ->
- Prog = case os:type() of
- {ose,_} -> mk_ose_prog(Prog0);
- _ -> quote_progname(Prog0)
- end,
+ Prog = quote_progname(Prog0),
BasicCmd = lists:concat([Prog,
" -detached -noinput -master ", node(),
" ", long_or_short(), Name, "@", Host,
@@ -312,24 +309,6 @@ mk_cmd(Host, Name, Args, Waiter, Prog0) ->
end
end.
-%% On OSE we have to pass the beam arguments directory to the slave
-%% process. To find out what arguments that should be passed on we
-%% make an assumption. All arguments after the last "--" should be
-%% skipped. So given these arguments:
-%% -Muycs256 -A 1 -- -root /mst/ -progname beam.debug.smp -- -home /mst/ -- -kernel inetrc '"/mst/inetrc.conf"' -- -name test@localhost
-%% we send
-%% -Muycs256 -A 1 -- -root /mst/ -progname beam.debug.smp -- -home /mst/ -- -kernel inetrc '"/mst/inetrc.conf"' --
-%% to the slave with whatever other args that are added in mk_cmd.
-mk_ose_prog(Prog) ->
- SkipTail = fun("--",[]) ->
- ["--"];
- (_,[]) ->
- [];
- (Arg,Args) ->
- [Arg," "|Args]
- end,
- [Prog,tl(lists:foldr(SkipTail,[],erlang:system_info(emu_args)))].
-
%% This is an attempt to distinguish between spaces in the program
%% path and spaces that separate arguments. The program is quoted to
%% allow spaces in the path.
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl
index 92a0c29011..23f3aaee1f 100644
--- a/lib/stdlib/src/supervisor.erl
+++ b/lib/stdlib/src/supervisor.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2014. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2015. 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.
@@ -107,11 +107,13 @@
-define(SET, sets:set).
-record(state, {name,
- strategy :: strategy(),
+ strategy :: strategy() | 'undefined',
children = [] :: [child_rec()],
- dynamics :: ?DICT(pid(), list()) | ?SET(pid()),
- intensity :: non_neg_integer(),
- period :: pos_integer(),
+ dynamics :: {'dict', ?DICT(pid(), list())}
+ | {'set', ?SET(pid())}
+ | 'undefined',
+ intensity :: non_neg_integer() | 'undefined',
+ period :: pos_integer() | 'undefined',
restarts = [],
module,
args}).
@@ -577,7 +579,7 @@ handle_cast({try_again_restart,Pid}, #state{children=[Child]}=State)
when ?is_simple(State) ->
RT = Child#child.restart_type,
RPid = restarting(Pid),
- case dynamic_child_args(RPid, dynamics_db(RT, State#state.dynamics)) of
+ case dynamic_child_args(RPid, RT, State#state.dynamics) of
{ok, Args} ->
{M, F, _} = Child#child.mfargs,
NChild = Child#child{pid = RPid, mfargs = {M, F, Args}},
@@ -735,7 +737,7 @@ handle_start_child(Child, State) ->
restart_child(Pid, Reason, #state{children = [Child]} = State) when ?is_simple(State) ->
RestartType = Child#child.restart_type,
- case dynamic_child_args(Pid, dynamics_db(RestartType, State#state.dynamics)) of
+ case dynamic_child_args(Pid, RestartType, State#state.dynamics) of
{ok, Args} ->
{M, F, _} = Child#child.mfargs,
NChild = Child#child{pid = Pid, mfargs = {M, F, Args}},
@@ -812,14 +814,16 @@ restart(simple_one_for_one, Child, State) ->
State#state.dynamics)),
case do_start_child_i(M, F, A) of
{ok, Pid} ->
- NState = State#state{dynamics = ?DICTS:store(Pid, A, Dynamics)},
+ DynamicsDb = {dict, ?DICTS:store(Pid, A, Dynamics)},
+ NState = State#state{dynamics = DynamicsDb},
{ok, NState};
{ok, Pid, _Extra} ->
- NState = State#state{dynamics = ?DICTS:store(Pid, A, Dynamics)},
+ DynamicsDb = {dict, ?DICTS:store(Pid, A, Dynamics)},
+ NState = State#state{dynamics = DynamicsDb},
{ok, NState};
{error, Error} ->
- NState = State#state{dynamics = ?DICTS:store(restarting(OldPid), A,
- Dynamics)},
+ DynamicsDb = {dict, ?DICTS:store(restarting(OldPid), A, Dynamics)},
+ NState = State#state{dynamics = DynamicsDb},
report_error(start_error, Error, Child, State#state.name),
{try_again, NState}
end;
@@ -1102,31 +1106,32 @@ save_child(Child, #state{children = Children} = State) ->
State#state{children = [Child |Children]}.
save_dynamic_child(temporary, Pid, _, #state{dynamics = Dynamics} = State) ->
- State#state{dynamics = ?SETS:add_element(Pid, dynamics_db(temporary, Dynamics))};
+ DynamicsDb = dynamics_db(temporary, Dynamics),
+ State#state{dynamics = {set, ?SETS:add_element(Pid, DynamicsDb)}};
save_dynamic_child(RestartType, Pid, Args, #state{dynamics = Dynamics} = State) ->
- State#state{dynamics = ?DICTS:store(Pid, Args, dynamics_db(RestartType, Dynamics))}.
+ DynamicsDb = dynamics_db(RestartType, Dynamics),
+ State#state{dynamics = {dict, ?DICTS:store(Pid, Args, DynamicsDb)}}.
dynamics_db(temporary, undefined) ->
?SETS:new();
dynamics_db(_, undefined) ->
?DICTS:new();
-dynamics_db(_,Dynamics) ->
- Dynamics.
-
-dynamic_child_args(Pid, Dynamics) ->
- case ?SETS:is_set(Dynamics) of
- true ->
- {ok, undefined};
- false ->
- ?DICTS:find(Pid, Dynamics)
- end.
+dynamics_db(_, {_Tag, DynamicsDb}) ->
+ DynamicsDb.
+
+dynamic_child_args(_Pid, temporary, _DynamicsDb) ->
+ {ok, undefined};
+dynamic_child_args(Pid, _RT, {dict, DynamicsDb}) ->
+ ?DICTS:find(Pid, DynamicsDb);
+dynamic_child_args(_Pid, _RT, undefined) ->
+ error.
state_del_child(#child{pid = Pid, restart_type = temporary}, State) when ?is_simple(State) ->
NDynamics = ?SETS:del_element(Pid, dynamics_db(temporary, State#state.dynamics)),
- State#state{dynamics = NDynamics};
+ State#state{dynamics = {set, NDynamics}};
state_del_child(#child{pid = Pid, restart_type = RType}, State) when ?is_simple(State) ->
NDynamics = ?DICTS:erase(Pid, dynamics_db(RType, State#state.dynamics)),
- State#state{dynamics = NDynamics};
+ State#state{dynamics = {dict, NDynamics}};
state_del_child(Child, State) ->
NChildren = del_child(Child#child.name, State#state.children),
State#state{children = NChildren}.
@@ -1160,19 +1165,19 @@ split_child(_, [], After) ->
get_child(Name, State) ->
get_child(Name, State, false).
+
get_child(Pid, State, AllowPid) when AllowPid, is_pid(Pid) ->
get_dynamic_child(Pid, State);
get_child(Name, State, _) ->
lists:keysearch(Name, #child.name, State#state.children).
get_dynamic_child(Pid, #state{children=[Child], dynamics=Dynamics}) ->
- DynamicsDb = dynamics_db(Child#child.restart_type, Dynamics),
- case is_dynamic_pid(Pid, DynamicsDb) of
+ case is_dynamic_pid(Pid, Dynamics) of
true ->
{value, Child#child{pid=Pid}};
false ->
RPid = restarting(Pid),
- case is_dynamic_pid(RPid, DynamicsDb) of
+ case is_dynamic_pid(RPid, Dynamics) of
true ->
{value, Child#child{pid=RPid}};
false ->
@@ -1183,13 +1188,12 @@ get_dynamic_child(Pid, #state{children=[Child], dynamics=Dynamics}) ->
end
end.
-is_dynamic_pid(Pid, Dynamics) ->
- case ?SETS:is_set(Dynamics) of
- true ->
- ?SETS:is_element(Pid, Dynamics);
- false ->
- ?DICTS:is_key(Pid, Dynamics)
- end.
+is_dynamic_pid(Pid, {dict, Dynamics}) ->
+ ?DICTS:is_key(Pid, Dynamics);
+is_dynamic_pid(Pid, {set, Dynamics}) ->
+ ?SETS:is_element(Pid, Dynamics);
+is_dynamic_pid(_Pid, undefined) ->
+ false.
replace_child(Child, State) ->
Chs = do_replace_child(Child, State#state.children),
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-03 10:48:16 +0000