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-rw-r--r--lib/stdlib/src/Makefile14
-rw-r--r--lib/stdlib/src/array.erl16
-rw-r--r--lib/stdlib/src/c.erl4
-rw-r--r--lib/stdlib/src/edlin.erl36
-rw-r--r--lib/stdlib/src/edlin_expand.erl49
-rw-r--r--lib/stdlib/src/epp.erl265
-rw-r--r--lib/stdlib/src/escript.erl13
-rw-r--r--lib/stdlib/src/filelib.erl22
-rw-r--r--lib/stdlib/src/gen_fsm.erl7
-rw-r--r--lib/stdlib/src/otp_internal.erl4
-rw-r--r--lib/stdlib/src/re.erl71
-rw-r--r--lib/stdlib/src/shell.erl104
-rw-r--r--lib/stdlib/src/shell_default.erl11
-rw-r--r--lib/stdlib/src/sys.erl11
14 files changed, 388 insertions, 239 deletions
diff --git a/lib/stdlib/src/Makefile b/lib/stdlib/src/Makefile
index 68708d6b02..37c836a254 100644
--- a/lib/stdlib/src/Makefile
+++ b/lib/stdlib/src/Makefile
@@ -1,19 +1,19 @@
#
# %CopyrightBegin%
-#
-# Copyright Ericsson AB 1996-2009. All Rights Reserved.
-#
+#
+# Copyright Ericsson AB 1996-2010. All Rights Reserved.
+#
# The contents of this file are subject to the Erlang Public License,
# Version 1.1, (the "License"); you may not use this file except in
# compliance with the License. You should have received a copy of the
# Erlang Public License along with this software. If not, it can be
# retrieved online at http://www.erlang.org/.
-#
+#
# Software distributed under the License is distributed on an "AS IS"
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
# the License for the specific language governing rights and limitations
# under the License.
-#
+#
# %CopyrightEnd%
#
@@ -173,8 +173,8 @@ $(BOOTSTRAP_COMPILER)/ebin/erl_parse.beam: erl_parse.yrl
$(ERLC) -o $(BOOTSTRAP_COMPILER)/egen erl_parse.yrl
$(ERLC) -o $(BOOTSTRAP_COMPILER)/ebin $(BOOTSTRAP_COMPILER)/egen/erl_parse.erl
-#$(BOOTSTRAP_COMPILER)/ebin/erl_lint.beam: erl_lint.erl
-# $(ERLC) -o $(BOOTSTRAP_COMPILER)/ebin erl_lint.erl
+$(BOOTSTRAP_TOP)/lib/stdlib/egen/erl_parse.erl: erl_parse.yrl
+ $(ERLC) $(YRL_FLAGS) -o$(BOOTSTRAP_TOP)/lib/stdlib/egen erl_parse.yrl
$(BOOTSTRAP_COMPILER)/ebin/%.beam: %.erl
$(ERLC) -o $(BOOTSTRAP_COMPILER)/ebin $<
diff --git a/lib/stdlib/src/array.erl b/lib/stdlib/src/array.erl
index 295eeac221..83576c9fd3 100644
--- a/lib/stdlib/src/array.erl
+++ b/lib/stdlib/src/array.erl
@@ -741,11 +741,17 @@ set_get_test_() ->
?_assert(array:get(0, set(0, 42, set(0, 17, new()))) =:= 42),
- ?_assert(array:get(0, reset(0, new())) =:= undefined),
- ?_assert(array:get(0, reset(0, set(0, 17, new()))) =:= undefined),
- ?_assert(array:get(0, reset(0, new({default,42}))) =:= 42),
- ?_assert(array:get(0, reset(0, set(0, 17, new({default,42}))))
- =:= 42)
+ ?_assertError(badarg, array:get(0, reset(11, new([{size,10}])))),
+ ?_assertError(badarg, array:get(0, reset(-1, new([{size,10}])))),
+ ?_assert(array:get(0, reset(0, new())) =:= undefined),
+ ?_assert(array:get(0, reset(0, set(0, 17, new()))) =:= undefined),
+ ?_assert(array:get(0, reset(9, set(9, 17, new()))) =:= undefined),
+ ?_assert(array:get(0, reset(11, set(11, 17, new()))) =:= undefined),
+ ?_assert(array:get(0, reset(11, set(12, 17, new()))) =:= undefined),
+ ?_assert(array:get(0, reset(1, set(12, 17, new()))) =:= undefined),
+ ?_assert(array:get(0, reset(11, new())) =:= undefined),
+ ?_assert(array:get(0, reset(0, set(0, 17, new({default,42})))) =:= 42),
+ ?_assert(array:get(0, reset(0, new({default,42}))) =:= 42)
].
-endif.
diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl
index 9e4cec5db2..433833e233 100644
--- a/lib/stdlib/src/c.erl
+++ b/lib/stdlib/src/c.erl
@@ -197,7 +197,9 @@ nc(File, Opts0) when is_list(Opts0) ->
Opts = Opts0 ++ [report_errors, report_warnings],
case compile:file(File, Opts) of
{ok,Mod} ->
- Fname = concat([File, code:objfile_extension()]),
+ Dir = outdir(Opts),
+ Obj = filename:basename(File, ".erl") ++ code:objfile_extension(),
+ Fname = filename:join(Dir, Obj),
case file:read_file(Fname) of
{ok,Bin} ->
rpc:eval_everywhere(code,load_binary,[Mod,Fname,Bin]),
diff --git a/lib/stdlib/src/edlin.erl b/lib/stdlib/src/edlin.erl
index 31a653bda0..0e98bbaa06 100644
--- a/lib/stdlib/src/edlin.erl
+++ b/lib/stdlib/src/edlin.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(edlin).
@@ -281,12 +281,32 @@ do_op(_, Bef, Aft, Rs) ->
%% Step over word/non-word characters pushing the stepped over ones on
%% the stack.
-over_word([C|Cs], Stack, N) ->
+
+over_word(Cs, Stack, N) ->
+ L = length([1 || $\' <- Cs]),
+ case L rem 2 of
+ 0 ->
+ over_word1(Cs, Stack, N);
+ 1 ->
+ until_quote(Cs, Stack, N)
+ end.
+
+until_quote([$\'|Cs], Stack, N) ->
+ {Cs, [$\'|Stack], N+1};
+until_quote([C|Cs], Stack, N) ->
+ until_quote(Cs, [C|Stack], N+1).
+
+over_word1([$\'=C|Cs], Stack, N) ->
+ until_quote(Cs, [C|Stack], N+1);
+over_word1(Cs, Stack, N) ->
+ over_word2(Cs, Stack, N).
+
+over_word2([C|Cs], Stack, N) ->
case word_char(C) of
- true -> over_word(Cs, [C|Stack], N+1);
+ true -> over_word2(Cs, [C|Stack], N+1);
false -> {[C|Cs],Stack,N}
end;
-over_word([], Stack, N) when is_integer(N) ->
+over_word2([], Stack, N) when is_integer(N) ->
{[],Stack,N}.
over_non_word([C|Cs], Stack, N) ->
diff --git a/lib/stdlib/src/edlin_expand.erl b/lib/stdlib/src/edlin_expand.erl
index 7ed76a6b09..516c0aa30b 100644
--- a/lib/stdlib/src/edlin_expand.erl
+++ b/lib/stdlib/src/edlin_expand.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2005-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2005-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(edlin_expand).
@@ -46,23 +46,38 @@ expand_module_name(Prefix) ->
match(Prefix, code:all_loaded(), ":").
expand_function_name(ModStr, FuncPrefix) ->
- Mod = list_to_atom(ModStr),
- case erlang:module_loaded(Mod) of
- true ->
- L = Mod:module_info(),
- case lists:keyfind(exports, 1, L) of
- {_, Exports} ->
- match(FuncPrefix, Exports, "(");
- _ ->
- {no, [], []}
- end;
- false ->
+ case to_atom(ModStr) of
+ {ok, Mod} ->
+ case erlang:module_loaded(Mod) of
+ true ->
+ L = Mod:module_info(),
+ case lists:keyfind(exports, 1, L) of
+ {_, Exports} ->
+ match(FuncPrefix, Exports, "(");
+ _ ->
+ {no, [], []}
+ end;
+ false ->
+ {no, [], []}
+ end;
+ error ->
{no, [], []}
end.
+%% if it's a quoted atom, atom_to_list/1 will do the wrong thing.
+to_atom(Str) ->
+ case erl_scan:string(Str) of
+ {ok, [{atom,_,A}], _} ->
+ {ok, A};
+ _ ->
+ error
+ end.
+
match(Prefix, Alts, Extra) ->
Len = length(Prefix),
- Matches = [{S, A} || {H, A} <- Alts, prefix(Prefix, S=atom_to_list(H))],
+ Matches = lists:sort(
+ [{S, A} || {H, A} <- Alts,
+ prefix(Prefix, S=hd(io_lib:fwrite("~w",[H])))]),
case longest_common_head([N || {N, _} <- Matches]) of
{partial, []} ->
{no, [], Matches}; % format_matches(Matches)};
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index 8b702c005b..424aed3d2e 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
-module(epp).
@@ -111,18 +111,24 @@ format_error({bad,W}) ->
io_lib:format("badly formed '~s'", [W]);
format_error({call,What}) ->
io_lib:format("illegal macro call '~s'",[What]);
-format_error({undefined,M}) ->
- io_lib:format("undefined macro '~w'", [M]);
+format_error({undefined,M,none}) ->
+ io_lib:format("undefined macro '~s'", [M]);
+format_error({undefined,M,A}) ->
+ io_lib:format("undefined macro '~s/~p'", [M,A]);
format_error({depth,What}) ->
io_lib:format("~s too deep",[What]);
format_error({mismatch,M}) ->
- io_lib:format("argument mismatch for macro '~w'", [M]);
+ io_lib:format("argument mismatch for macro '~s'", [M]);
format_error({arg_error,M}) ->
- io_lib:format("badly formed argument for macro '~w'", [M]);
+ io_lib:format("badly formed argument for macro '~s'", [M]);
format_error({redefine,M}) ->
- io_lib:format("redefining macro '~w'", [M]);
-format_error({circular,M}) ->
- io_lib:format("circular macro '~w'", [M]);
+ io_lib:format("redefining macro '~s'", [M]);
+format_error({redefine_predef,M}) ->
+ io_lib:format("redefining predefined macro '~s'", [M]);
+format_error({circular,M,none}) ->
+ io_lib:format("circular macro '~s'", [M]);
+format_error({circular,M,A}) ->
+ io_lib:format("circular macro '~s/~p'", [M,A]);
format_error({include,W,F}) ->
io_lib:format("can't find include ~s \"~s\"", [W,F]);
format_error({illegal,How,What}) ->
@@ -258,18 +264,23 @@ user_predef([{M,Val,redefine}|Pdm], Ms) when is_atom(M) ->
user_predef(Pdm, dict:store({atom,M}, {none,Exp}, Ms));
user_predef([{M,Val}|Pdm], Ms) when is_atom(M) ->
case dict:find({atom,M}, Ms) of
- {ok,_Def} ->
+ {ok,_Defs} when is_list(_Defs) -> %% User defined macros
{error,{redefine,M}};
+ {ok,_Def} -> %% Predefined macros
+ {error,{redefine_predef,M}};
error ->
Exp = erl_parse:tokens(erl_parse:abstract(Val)),
- user_predef(Pdm, dict:store({atom,M}, {none,Exp}, Ms))
+ user_predef(Pdm, dict:store({atom,M}, [{none, {none,Exp}}], Ms))
end;
user_predef([M|Pdm], Ms) when is_atom(M) ->
case dict:find({atom,M}, Ms) of
- {ok,_Def} ->
+ {ok,_Defs} when is_list(_Defs) -> %% User defined macros
{error,{redefine,M}};
+ {ok,_Def} -> %% Predefined macros
+ {error,{redefine_predef,M}};
error ->
- user_predef(Pdm, dict:store({atom,M}, {none,[{atom,1,true}]}, Ms))
+ user_predef(Pdm,
+ dict:store({atom,M}, [{none, {none,[{atom,1,true}]}}], Ms))
end;
user_predef([Md|_Pdm], _Ms) -> {error,{bad,Md}};
user_predef([], Ms) -> {ok,Ms}.
@@ -476,57 +487,56 @@ scan_extends(_Ts, _As, Ms) -> Ms.
%% scan_define(Tokens, DefineToken, From, EppState)
-scan_define([{'(',_Lp},{atom,_Lm,M}=Mac,{',',_Lc}|Toks], _Def, From, St) ->
+scan_define([{'(',_Lp},{Type,_Lm,M}=Mac,{',',_Lc}|Toks], _Def, From, St)
+ when Type =:= atom; Type =:= var ->
case dict:find({atom,M}, St#epp.macs) of
- {ok,_OldDef} ->
- epp_reply(From, {error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- error ->
- scan_define_cont(From, St,
- {atom, M},
- {none,macro_expansion(Toks)})
- end;
-scan_define([{'(',_Lp},{atom,_Lm,M}=Mac,{'(',_Lc}|Toks], Def, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
- epp_reply(From, {error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- error ->
- case catch macro_pars(Toks, []) of
- {ok, {As, Me}} ->
- scan_define_cont(From, St,
- {atom, M},
- {As, Me});
- _ ->
- epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
- wait_req_scan(St)
- end
- end;
-scan_define([{'(',_Lp},{var,_Lm,M}=Mac,{',',_Lc}|Toks], _Def, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_OldDef} ->
- epp_reply(From, {error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- error ->
- scan_define_cont(From, St,
- {atom, M},
- {none,macro_expansion(Toks)})
+ {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,macro_expansion(Toks)}})
+ 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,macro_expansion(Toks)}})
end;
-scan_define([{'(',_Lp},{var,_Lm,M}=Mac,{'(',_Lc}|Toks], Def, From, St) ->
- case dict:find({atom,M}, St#epp.macs) of
- {ok,_Def} ->
- epp_reply(From, {error,{loc(Mac),epp,{redefine,M}}}),
- wait_req_scan(St);
- error ->
- case catch macro_pars(Toks, []) of
- {ok, {As, Me}} ->
- scan_define_cont(From, St,
- {atom, M},
- {As, Me});
- _ ->
- epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
- wait_req_scan(St)
- end
+scan_define([{'(',_Lp},{Type,_Lm,M}=Mac,{'(',_Lc}|Toks], Def, From, St)
+ when Type =:= atom; Type =:= var ->
+ case catch macro_pars(Toks, []) of
+ {ok, {As,Me}} ->
+ 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;
+ _ ->
+ epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
+ wait_req_scan(St)
end;
scan_define(_Toks, Def, From, St) ->
epp_reply(From, {error,{loc(Def),epp,{bad,define}}}),
@@ -541,13 +551,17 @@ 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, Def) ->
- Ms = dict:store(M, Def, St#epp.macs),
- U = dict:store(M, macro_uses(Def), St#epp.uses),
- scan_toks(F, St#epp{uses=U, macs=Ms}).
+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
+ U ->
+ scan_toks(F, St#epp{uses=U, macs=Ms})
+ catch
+ {error, Line, Reason} ->
+ epp_reply(F, {error,{Line,epp,Reason}}),
+ wait_req_scan(St)
+ end.
-macro_uses(undefined) ->
- undefined;
macro_uses({_Args, Tokens}) ->
Uses0 = macro_ref(Tokens),
lists:usort(Uses0).
@@ -556,31 +570,25 @@ macro_ref([]) ->
[];
macro_ref([{'?', _}, {'?', _} | Rest]) ->
macro_ref(Rest);
-macro_ref([{'?', _}, {atom, _, A} | Rest]) ->
- [{atom, A} | macro_ref(Rest)];
-macro_ref([{'?', _}, {var, _, A} | Rest]) ->
- [{atom, A} | macro_ref(Rest)];
+macro_ref([{'?', _}, {atom, Lm, A} | Rest]) ->
+ Arity = count_args(Rest, Lm, A),
+ [{{atom, A}, Arity} | macro_ref(Rest)];
+macro_ref([{'?', _}, {var, Lm, A} | Rest]) ->
+ Arity = count_args(Rest, Lm, A),
+ [{{atom, A}, Arity} | macro_ref(Rest)];
macro_ref([_Token | Rest]) ->
macro_ref(Rest).
-all_macro_uses(D0) ->
- L = dict:to_list(D0),
- D = dict:new(),
- add_macro_uses(L, D).
-
-add_macro_uses([], D) ->
- D;
-add_macro_uses([{Key, Def} | Rest], D0) ->
- add_macro_uses(Rest, dict:store(Key, macro_uses(Def), D0)).
-
%% scan_undef(Tokens, UndefToken, From, EppState)
scan_undef([{'(',_Llp},{atom,_Lm,M},{')',_Lrp},{dot,_Ld}], _Undef, From, St) ->
- scan_toks(From, St#epp{macs=dict:erase({atom,M}, St#epp.macs),
- uses=all_macro_uses(St#epp.macs)});
+ Macs = dict:erase({atom,M}, St#epp.macs),
+ Uses = dict:erase({atom,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) ->
- scan_toks(From, St#epp{macs=dict:erase({atom,M}, St#epp.macs),
- uses=all_macro_uses(St#epp.macs)});
+ Macs = dict:erase({atom,M}, St#epp.macs),
+ Uses = dict:erase({atom,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}}}),
wait_req_scan(St).
@@ -819,42 +827,57 @@ expand_macros(Type, MacT, M, Toks, Ms0) ->
%% (Type will always be 'atom')
{Ms, U} = Ms0,
Lm = loc(MacT),
- check_uses([{Type,M}], [], U, Lm),
Tinfo = element(2, MacT),
- case dict:find({Type,M}, Ms) of
+ case expand_macro1(Type, Lm, M, Toks, Ms) of
{ok,{none,Exp}} ->
- expand_macros(expand_macro(Exp, Tinfo, Toks, dict:new()), Ms0);
+ check_uses([{{Type,M}, none}], [], U, Lm),
+ Toks1 = expand_macros(expand_macro(Exp, Tinfo, [], dict:new()), 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()),
- %%io:format("Bound arguments to macro ~w (~w)~n", [M,Bs]),
- expand_macros(expand_macro(Exp, Tinfo, Toks1, Bs), Ms0);
- {ok,undefined} ->
- throw({error,Lm,{undefined,M}});
- error ->
- throw({error,Lm,{undefined,M}})
+ expand_macros(expand_macro(Exp, Tinfo, Toks1, Bs), Ms0)
+ end.
+
+expand_macro1(Type, 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
+ throw({error,Lm,{undefined,M,Arity}});
+ {ok, [{none, Def}]} ->
+ {ok, Def};
+ {ok, Defs} when is_list(Defs) ->
+ case proplists:get_value(Arity, Defs) of
+ undefined ->
+ throw({error,Lm,{mismatch,M}});
+ Def ->
+ {ok, Def}
+ end;
+ {ok, PreDef} -> %% Predefined macro
+ {ok, PreDef}
end.
-check_uses(undefined, _Anc, _U, _Lm) ->
- ok;
check_uses([], _Anc, _U, _Lm) ->
ok;
check_uses([M|Rest], Anc, U, Lm) ->
case lists:member(M, Anc) of
true ->
- {_, Name} = M,
- throw({error,Lm,{circular,Name}});
+ {{_, Name},Arity} = M,
+ throw({error,Lm,{circular,Name,Arity}});
false ->
L = get_macro_uses(M, U),
check_uses(L, [M|Anc], U, Lm),
check_uses(Rest, Anc, U, Lm)
end.
-
-get_macro_uses(M, U) ->
+
+get_macro_uses({M,Arity}, U) ->
case dict:find(M, U) of
error ->
[];
{ok, L} ->
- L
+ proplists:get_value(Arity, L, proplists:get_value(none, L, []))
end.
%% Macro expansion
@@ -882,7 +905,7 @@ expand_macros([T|Ts], Ms) ->
expand_macros([], _Ms) -> [].
%% bind_args(Tokens, MacroLocation, MacroName, ArgumentVars, Bindings)
-%% Collect the arguments to a macro call and check for correct number.
+%% Collect the arguments to a macro call.
bind_args([{'(',_Llp},{')',_Lrp}|Toks], _Lm, _M, [], Bs) ->
{Bs,Toks};
@@ -890,7 +913,7 @@ bind_args([{'(',_Llp}|Toks0], Lm, M, [A|As], Bs) ->
{Arg,Toks1} = macro_arg(Toks0, [], []),
macro_args(Toks1, Lm, M, As, store_arg(Lm, M, A, Arg, Bs));
bind_args(_Toks, Lm, M, _As, _Bs) ->
- throw({error,Lm,{mismatch,M}}).
+ throw({error,Lm,{mismatch,M}}). % Cannot happen.
macro_args([{')',_Lrp}|Toks], _Lm, _M, [], Bs) ->
{Bs,Toks};
@@ -898,15 +921,39 @@ macro_args([{',',_Lc}|Toks0], Lm, M, [A|As], Bs) ->
{Arg,Toks1} = macro_arg(Toks0, [], []),
macro_args(Toks1, Lm, M, As, store_arg(Lm, M, A, Arg, Bs));
macro_args([], Lm, M, _As, _Bs) ->
- throw({error,Lm,{arg_error,M}});
+ throw({error,Lm,{arg_error,M}}); % Cannot happen.
macro_args(_Toks, Lm, M, _As, _Bs) ->
- throw({error,Lm,{mismatch,M}}).
+ throw({error,Lm,{mismatch,M}}). % Cannot happen.
store_arg(L, M, _A, [], _Bs) ->
throw({error,L,{mismatch,M}});
store_arg(_L, _M, A, Arg, Bs) ->
dict:store(A, Arg, Bs).
+%% count_args(Tokens, MacroLine, MacroName)
+%% Count the number of arguments in a macro call.
+count_args([{'(', _Llp},{')',_Lrp}|_Toks], _Lm, _M) ->
+ 0;
+count_args([{'(', _Llp},{',',_Lc}|_Toks], Lm, M) ->
+ throw({error,Lm,{arg_error,M}});
+count_args([{'(',_Llp}|Toks0], Lm, M) ->
+ {_Arg,Toks1} = macro_arg(Toks0, [], []),
+ count_args(Toks1, Lm, M, 1);
+count_args(_Toks, _Lm, _M) ->
+ none.
+
+count_args([{')',_Lrp}|_Toks], _Lm, _M, NbArgs) ->
+ NbArgs;
+count_args([{',',_Lc},{')',_Lrp}|_Toks], Lm, M, _NbArgs) ->
+ throw({error,Lm,{arg_error,M}});
+count_args([{',',_Lc}|Toks0], Lm, M, NbArgs) ->
+ {_Arg,Toks1} = macro_arg(Toks0, [], []),
+ count_args(Toks1, Lm, M, NbArgs+1);
+count_args([], Lm, M, _NbArgs) ->
+ throw({error,Lm,{arg_error,M}});
+count_args(_Toks, Lm, M, _NbArgs) ->
+ throw({error,Lm,{mismatch,M}}). % Cannot happen.
+
%% macro_arg([Tok], [ClosePar], [ArgTok]) -> {[ArgTok],[RestTok]}.
%% Collect argument tokens until we hit a ',' or a ')'. We know a
%% enough about syntax to recognise "open parentheses" and keep
diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl
index 697a69b801..c0f71fb3f5 100644
--- a/lib/stdlib/src/escript.erl
+++ b/lib/stdlib/src/escript.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2007-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
-module(escript).
@@ -180,7 +180,8 @@ parse_and_run(File, Args, Options) ->
is_binary(FormsOrBin) ->
case Source of
archive ->
- case code:set_primary_archive(File, FormsOrBin) of
+ {ok, FileInfo} = file:read_file_info(File),
+ case code:set_primary_archive(File, FormsOrBin, FileInfo) of
ok when CheckOnly ->
case code:load_file(Module) of
{module, _} ->
diff --git a/lib/stdlib/src/filelib.erl b/lib/stdlib/src/filelib.erl
index d65588f0d1..74c5172137 100644
--- a/lib/stdlib/src/filelib.erl
+++ b/lib/stdlib/src/filelib.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1997-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1997-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
-module(filelib).
@@ -228,7 +228,17 @@ ensure_dir(F) ->
ok;
false ->
ensure_dir(Dir),
- file:make_dir(Dir)
+ case file:make_dir(Dir) of
+ {error,eexist}=EExist ->
+ case do_is_dir(Dir, file) of
+ true ->
+ ok;
+ false ->
+ EExist
+ end;
+ Err ->
+ Err
+ end
end.
diff --git a/lib/stdlib/src/gen_fsm.erl b/lib/stdlib/src/gen_fsm.erl
index f3775f967a..ba0275ae2b 100644
--- a/lib/stdlib/src/gen_fsm.erl
+++ b/lib/stdlib/src/gen_fsm.erl
@@ -603,7 +603,12 @@ get_msg(Msg) -> Msg.
format_status(Opt, StatusData) ->
[PDict, SysState, Parent, Debug, [Name, StateName, StateData, Mod, _Time]] =
StatusData,
- Header = lists:concat(["Status for state machine ", Name]),
+ NameTag = if is_pid(Name) ->
+ pid_to_list(Name);
+ is_atom(Name) ->
+ Name
+ end,
+ Header = lists:concat(["Status for state machine ", NameTag]),
Log = sys:get_debug(log, Debug, []),
Specfic =
case erlang:function_exported(Mod, format_status, 2) of
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 3df6f4bb90..7ea7de8d58 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -334,6 +334,10 @@ obsolete_1(ssl_pkix, decode_cert_file, A) when A =:= 1; A =:= 2 ->
{deprecated,"deprecated (will be removed in R14B); use public_key:pem_to_der/1 and public_key:pkix_decode_cert/2 instead"};
obsolete_1(ssl_pkix, decode_cert, A) when A =:= 1; A =:= 2 ->
{deprecated,{public_key,pkix_decode_cert,2},"R14B"};
+
+%% Added in R13B04.
+obsolete_1(erlang, concat_binary, 1) ->
+ {deprecated,{erlang,list_to_binary,1},"R14B"};
obsolete_1(_, _, _) ->
no.
diff --git a/lib/stdlib/src/re.erl b/lib/stdlib/src/re.erl
index 5417ac02e5..296a6b3d23 100644
--- a/lib/stdlib/src/re.erl
+++ b/lib/stdlib/src/re.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2008-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2008-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(re).
@@ -32,18 +32,7 @@ split(Subject,RE,Options) ->
try
{NewOpt,Convert,Unicode,Limit,Strip,Group} =
process_split_params(Options,iodata,false,-1,false,false),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
+ FlatSubject = to_binary(Subject, Unicode),
case compile_split(RE,NewOpt) of
{error,_Err} ->
throw(badre);
@@ -217,19 +206,9 @@ replace(Subject,RE,Replacement,Options) ->
try
{NewOpt,Convert,Unicode} =
process_repl_params(Options,iodata,false),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
- case do_replace(FlatSubject,Subject,RE,Replacement,NewOpt) of
+ FlatSubject = to_binary(Subject, Unicode),
+ FlatReplacement = to_binary(Replacement, Unicode),
+ case do_replace(FlatSubject,Subject,RE,FlatReplacement,NewOpt) of
{error,_Err} ->
throw(badre);
IoList ->
@@ -237,7 +216,12 @@ replace(Subject,RE,Replacement,Options) ->
iodata ->
IoList;
binary ->
- iolist_to_binary(IoList);
+ case Unicode of
+ false ->
+ iolist_to_binary(IoList);
+ true ->
+ unicode:characters_to_binary(IoList,unicode)
+ end;
list ->
case Unicode of
false ->
@@ -324,8 +308,7 @@ process_split_params([H|T],C,U,L,S,G) ->
{[H|NT],NC,NU,NL,NS,NG}.
apply_mlist(Subject,Replacement,Mlist) ->
- do_mlist(Subject,Subject,0,precomp_repl(iolist_to_binary(Replacement)),
- Mlist).
+ do_mlist(Subject,Subject,0,precomp_repl(Replacement), Mlist).
precomp_repl(<<>>) ->
@@ -545,7 +528,7 @@ process_uparams([],Type) ->
ucompile(RE,Options) ->
try
- re:compile(unicode:characters_to_binary(RE,unicode))
+ re:compile(unicode:characters_to_binary(RE,unicode),Options)
catch
error:AnyError ->
{'EXIT',{new_stacktrace,[{Mod,_,L}|Rest]}} =
@@ -618,18 +601,7 @@ grun(Subject,RE,{Options,NeedClean,OrigRE}) ->
grun2(Subject,RE,{Options,NeedClean}) ->
Unicode = check_for_unicode(RE,Options),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
+ FlatSubject = to_binary(Subject, Unicode),
do_grun(FlatSubject,Subject,Unicode,RE,{Options,NeedClean}).
do_grun(FlatSubject,Subject,Unicode,RE,{Options0,NeedClean}) ->
@@ -749,3 +721,10 @@ runopt(global) ->
true;
runopt(_) ->
false.
+
+to_binary(Bin, _IsUnicode) when is_binary(Bin) ->
+ Bin;
+to_binary(Data, true) ->
+ unicode:characters_to_binary(Data,unicode);
+to_binary(Data, false) ->
+ iolist_to_binary(Data).
diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl
index a8d31b4e6b..ebb221c151 100644
--- a/lib/stdlib/src/shell.erl
+++ b/lib/stdlib/src/shell.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(shell).
@@ -22,12 +22,14 @@
-export([whereis_evaluator/0, whereis_evaluator/1]).
-export([start_restricted/1, stop_restricted/0]).
-export([local_allowed/3, non_local_allowed/3]).
+-export([prompt_func/1]).
-define(LINEMAX, 30).
-define(CHAR_MAX, 60).
-define(DEF_HISTORY, 20).
-define(DEF_RESULTS, 20).
-define(DEF_CATCH_EXCEPTION, false).
+-define(DEF_PROMPT_FUNC, default).
-define(RECORDS, shell_records).
@@ -235,14 +237,15 @@ server(StartSync) ->
{History,Results} = check_and_get_history_and_results(),
server_loop(0, start_eval(Bs, RT, []), Bs, RT, [], History, Results).
-server_loop(N0, Eval_0, Bs0, RT, Ds0, History0, Results0) ->
+server_loop(N0, Eval_0, Bs00, RT, Ds00, History0, Results0) ->
N = N0 + 1,
- {Res, Eval0} = get_command(prompt(N), Eval_0, Bs0, RT, Ds0),
+ {Eval_1,Bs0,Ds0,Prompt} = prompt(N, Eval_0, Bs00, RT, Ds00),
+ {Res,Eval0} = get_command(Prompt, Eval_1, Bs0, RT, Ds0),
case Res of
{ok,Es0,_EndLine} ->
case expand_hist(Es0, N) of
{ok,Es} ->
- {V,Eval,Bs,Ds} = shell_cmd(Es, Eval0, Bs0, RT, Ds0),
+ {V,Eval,Bs,Ds} = shell_cmd(Es, Eval0, Bs0, RT, Ds0, cmd),
{History,Results} = check_and_get_history_and_results(),
add_cmd(N, Es, V),
HB1 = del_cmd(command, N - History, N - History0, false),
@@ -301,7 +304,42 @@ get_command1(Pid, Eval, Bs, RT, Ds) ->
get_command1(Pid, start_eval(Bs, RT, Ds), Bs, RT, Ds)
end.
-prompt(N) ->
+prompt(N, Eval0, Bs0, RT, Ds0) ->
+ case get_prompt_func() of
+ {M,F} ->
+ L = [{history,N}],
+ C = {call,1,{remote,1,{atom,1,M},{atom,1,F}},[{value,1,L}]},
+ {V,Eval,Bs,Ds} = shell_cmd([C], Eval0, Bs0, RT, Ds0, pmt),
+ {Eval,Bs,Ds,case V of
+ {pmt,Val} ->
+ Val;
+ _ ->
+ bad_prompt_func({M,F}),
+ default_prompt(N)
+ end};
+ default ->
+ {Eval0,Bs0,Ds0,default_prompt(N)}
+ end.
+
+get_prompt_func() ->
+ case application:get_env(stdlib, shell_prompt_func) of
+ {ok,{M,F}=PromptFunc} when is_atom(M), is_atom(F) ->
+ PromptFunc;
+ {ok,default=Default} ->
+ Default;
+ {ok,Term} ->
+ bad_prompt_func(Term),
+ default;
+ undefined ->
+ default
+ end.
+
+bad_prompt_func(M) ->
+ fwrite_severity(benign, <<"Bad prompt function: ~p">>, [M]).
+
+default_prompt(N) ->
+ %% Don't bother flattening the list irrespective of what the
+ %% I/O-protocol states.
case is_alive() of
true -> io_lib:format(<<"(~s)~w> ">>, [node(), N]);
false -> io_lib:format(<<"~w> ">>, [N])
@@ -461,14 +499,16 @@ has_bin(T, I) ->
has_bin(element(I, T)),
has_bin(T, I - 1).
-%% shell_cmd(Sequence, Evaluator, Bindings, RecordTable, Dictionary)
+%% shell_cmd(Sequence, Evaluator, Bindings, RecordTable, Dictionary, What)
%% shell_rep(Evaluator, Bindings, RecordTable, Dictionary) ->
%% {Value,Evaluator,Bindings,Dictionary}
%% Send a command to the evaluator and wait for the reply. Start a new
%% evaluator if necessary.
+%% What = pmt | cmd. When evaluating a prompt ('pmt') the evaluated value
+%% must not be displayed, and it has to be returned.
-shell_cmd(Es, Eval, Bs, RT, Ds) ->
- Eval ! {shell_cmd,self(),{eval,Es}},
+shell_cmd(Es, Eval, Bs, RT, Ds, W) ->
+ Eval ! {shell_cmd,self(),{eval,Es}, W},
shell_rep(Eval, Bs, RT, Ds).
shell_rep(Ev, Bs0, RT, Ds0) ->
@@ -559,26 +599,26 @@ evaluator(Shell, Bs, RT, Ds) ->
eval_loop(Shell, Bs0, RT) ->
receive
- {shell_cmd,Shell,{eval,Es}} ->
+ {shell_cmd,Shell,{eval,Es},W} ->
Ef = {value,
fun(MForFun, As) -> apply_fun(MForFun, As, Shell) end},
Lf = local_func_handler(Shell, RT, Ef),
- Bs = eval_exprs(Es, Shell, Bs0, RT, Lf, Ef),
+ Bs = eval_exprs(Es, Shell, Bs0, RT, Lf, Ef, W),
eval_loop(Shell, Bs, RT)
end.
restricted_eval_loop(Shell, Bs0, RT, RShMod) ->
receive
- {shell_cmd,Shell,{eval,Es}} ->
+ {shell_cmd,Shell,{eval,Es}, W} ->
{LFH,NLFH} = restrict_handlers(RShMod, Shell, RT),
put(restricted_expr_state, []),
- Bs = eval_exprs(Es, Shell, Bs0, RT, {eval,LFH}, {value,NLFH}),
+ Bs = eval_exprs(Es, Shell, Bs0, RT, {eval,LFH}, {value,NLFH}, W),
restricted_eval_loop(Shell, Bs, RT, RShMod)
end.
-eval_exprs(Es, Shell, Bs0, RT, Lf, Ef) ->
+eval_exprs(Es, Shell, Bs0, RT, Lf, Ef, W) ->
try
- {R,Bs2} = exprs(Es, Bs0, RT, Lf, Ef),
+ {R,Bs2} = exprs(Es, Bs0, RT, Lf, Ef, W),
Shell ! {shell_rep,self(),R},
Bs2
catch
@@ -614,10 +654,10 @@ do_catch(_Class, _Reason) ->
false
end.
-exprs(Es, Bs0, RT, Lf, Ef) ->
- exprs(Es, Bs0, RT, Lf, Ef, Bs0).
+exprs(Es, Bs0, RT, Lf, Ef, W) ->
+ exprs(Es, Bs0, RT, Lf, Ef, Bs0, W).
-exprs([E0|Es], Bs1, RT, Lf, Ef, Bs0) ->
+exprs([E0|Es], Bs1, RT, Lf, Ef, Bs0, W) ->
UsedRecords = used_record_defs(E0, RT),
RBs = record_bindings(UsedRecords, Bs1),
case check_command(prep_check([E0]), RBs) of
@@ -629,16 +669,20 @@ exprs([E0|Es], Bs1, RT, Lf, Ef, Bs0) ->
if
Es =:= [] ->
VS = pp(V0, 1, RT),
- io:requests([{put_chars, VS}, nl]),
+ [io:requests([{put_chars, VS}, nl]) || W =:= cmd],
%% Don't send the result back if it will be
%% discarded anyway.
- V = case result_will_be_saved() of
- true -> V0;
- false -> ignored
+ V = if
+ W =:= pmt ->
+ {W,V0};
+ true -> case result_will_be_saved() of
+ true -> V0;
+ false -> ignored
+ end
end,
{{value,V,Bs,get()},Bs};
true ->
- exprs(Es, Bs, RT, Lf, Ef, Bs0)
+ exprs(Es, Bs, RT, Lf, Ef, Bs0, W)
end;
{error,Error} ->
{{command_error,Error},Bs0}
@@ -1383,7 +1427,7 @@ pp(V, I, RT) ->
columns() ->
case io:columns() of
- {ok,N} -> N;
+ {ok,N} -> N;
_ -> 80
end.
@@ -1438,3 +1482,9 @@ results(L) when is_integer(L), L >= 0 ->
catch_exception(Bool) ->
set_env(stdlib, shell_catch_exception, Bool, ?DEF_CATCH_EXCEPTION).
+
+-type prompt_func() :: 'default' | {module(),atom()}.
+-spec prompt_func(prompt_func()) -> prompt_func().
+
+prompt_func(String) ->
+ set_env(stdlib, shell_prompt_func, String, ?DEF_PROMPT_FUNC).
diff --git a/lib/stdlib/src/shell_default.erl b/lib/stdlib/src/shell_default.erl
index 670f8cdb44..3fe359af0e 100644
--- a/lib/stdlib/src/shell_default.erl
+++ b/lib/stdlib/src/shell_default.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
@@ -45,6 +45,7 @@ help() ->
format("h() -- history\n"),
format("history(N) -- set how many previous commands to keep\n"),
format("results(N) -- set how many previous command results to keep\n"),
+ format("catch_exception(B) -- how exceptions are handled\n"),
format("v(N) -- use the value of query <N>\n"),
format("rd(R,D) -- define a record\n"),
format("rf() -- remove all record information\n"),
diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl
index e0f2dbcd3c..12209c16d7 100644
--- a/lib/stdlib/src/sys.erl
+++ b/lib/stdlib/src/sys.erl
@@ -245,8 +245,17 @@ do_cmd(SysState, Other, _Parent, _Mod, Debug, Misc) ->
{SysState, {error, {unknown_system_msg, Other}}, Debug, Misc}.
get_status(SysState, Parent, Mod, Debug, Misc) ->
+ PDict = get(),
+ FmtMisc =
+ case erlang:function_exported(Mod, format_status, 2) of
+ true ->
+ FmtArgs = [PDict, SysState, Parent, Debug, Misc],
+ Mod:format_status(normal, FmtArgs);
+ _ ->
+ Misc
+ end,
{status, self(), {module, Mod},
- [get(), SysState, Parent, Debug, Misc]}.
+ [PDict, SysState, Parent, Debug, FmtMisc]}.
%%-----------------------------------------------------------------
%% These are the system debug commands.