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-rw-r--r--lib/stdlib/src/dets.erl25
-rw-r--r--lib/stdlib/src/dets_server.erl18
-rw-r--r--lib/stdlib/src/erl_expand_records.erl9
-rw-r--r--lib/stdlib/src/erl_tar.erl93
-rw-r--r--lib/stdlib/src/gen_server.erl144
-rw-r--r--lib/stdlib/src/io.erl43
-rw-r--r--lib/stdlib/src/ms_transform.erl4
7 files changed, 236 insertions, 100 deletions
diff --git a/lib/stdlib/src/dets.erl b/lib/stdlib/src/dets.erl
index 76e03bbfaa..a4bd45ea19 100644
--- a/lib/stdlib/src/dets.erl
+++ b/lib/stdlib/src/dets.erl
@@ -2839,17 +2839,22 @@ fsck_try(Fd, Tab, FH, Fname, SlotNumbers, Version) ->
tempfile(Fname) ->
Tmp = lists:concat([Fname, ".TMP"]),
- tempfile(Tmp, 10).
-
-tempfile(Tmp, 0) ->
- Tmp;
-tempfile(Tmp, N) ->
case file:delete(Tmp) of
- {error, eacces} -> % 'dets_process_died' happened anyway... (W-nd-ws)
- timer:sleep(1000),
- tempfile(Tmp, N-1);
- _ ->
- Tmp
+ {error, _Reason} -> % typically enoent
+ ok;
+ ok ->
+ assure_no_file(Tmp)
+ end,
+ Tmp.
+
+assure_no_file(File) ->
+ case file:read_file_info(File) of
+ {ok, _FileInfo} ->
+ %% Wait for some other process to close the file:
+ timer:sleep(100),
+ assure_no_file(File);
+ {error, _} ->
+ ok
end.
%% -> {ok, NewHead} | {try_again, integer()} | Error
diff --git a/lib/stdlib/src/dets_server.erl b/lib/stdlib/src/dets_server.erl
index 268c201047..3164d40f35 100644
--- a/lib/stdlib/src/dets_server.erl
+++ b/lib/stdlib/src/dets_server.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2001-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2014. 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
@@ -171,9 +171,15 @@ handle_info({pending_reply, {Ref, Result0}}, State) ->
link(Pid),
do_link(Store, FromPid),
true = ets:insert(Store, {FromPid, Tab}),
- true = ets:insert(?REGISTRY, {Tab, 1, Pid}),
- true = ets:insert(?OWNERS, {Pid, Tab}),
+ %% do_internal_open() has already done the following:
+ %% true = ets:insert(?REGISTRY, {Tab, 1, Pid}),
+ %% true = ets:insert(?OWNERS, {Pid, Tab}),
{ok, Tab};
+ {Reply, internal_open} ->
+ %% Clean up what do_internal_open() did:
+ true = ets:delete(?REGISTRY, Tab),
+ true = ets:delete(?OWNERS, Pid),
+ Reply;
{Reply, _} -> % ok or Error
Reply
end,
@@ -309,6 +315,12 @@ do_internal_open(State, From, Args) ->
[T, _, _] -> T;
[_, _] -> Ref
end,
+ %% Pretend the table is open. If someone else tries to
+ %% open the file it will always become a pending
+ %% 'add_user' request. If someone tries to use the table
+ %% there will be a delay, but that is OK.
+ true = ets:insert(?REGISTRY, {Tab, 1, Pid}),
+ true = ets:insert(?OWNERS, {Pid, Tab}),
pending_call(Tab, Pid, Ref, From, Args, internal_open, State);
Error ->
{Error, State}
diff --git a/lib/stdlib/src/erl_expand_records.erl b/lib/stdlib/src/erl_expand_records.erl
index c74f68647f..64a00acd88 100644
--- a/lib/stdlib/src/erl_expand_records.erl
+++ b/lib/stdlib/src/erl_expand_records.erl
@@ -702,9 +702,10 @@ record_update(R, Name, Fs, Us0, St0) ->
record_match(R, Name, Lr, Fs, Us, St0) ->
{Ps,News,St1} = record_upd_fs(Fs, Us, St0),
NLr = neg_line(Lr),
+ RLine = record_offset(Lr, St1),
{{'case',Lr,R,
- [{clause,Lr,[{tuple,Lr,[{atom,Lr,Name} | Ps]}],[],
- [{tuple,Lr,[{atom,Lr,Name} | News]}]},
+ [{clause,Lr,[{tuple,RLine,[{atom,Lr,Name} | Ps]}],[],
+ [{tuple,RLine,[{atom,Lr,Name} | News]}]},
{clause,NLr,[{var,NLr,'_'}],[],
[call_error(NLr, {tuple,NLr,[{atom,NLr,badrecord},{atom,NLr,Name}]})]}
]},
@@ -733,6 +734,10 @@ record_setel(R, Name, Fs, Us0) ->
Lr = element(2, hd(Us)),
Wildcards = duplicate(length(Fs), {var,Lr,'_'}),
NLr = neg_line(Lr),
+ %% Note: calling record_offset() here is not necessary since it is
+ %% targeted at Dialyzer which always calls the compiler with
+ %% 'strict_record_updates' meaning that record_setel() will never
+ %% be called.
{'case',Lr,R,
[{clause,Lr,[{tuple,Lr,[{atom,Lr,Name} | Wildcards]}],[],
[foldr(fun ({I,Lf,Val}, Acc) ->
diff --git a/lib/stdlib/src/erl_tar.erl b/lib/stdlib/src/erl_tar.erl
index acf7a5cd40..ab6223c0fe 100644
--- a/lib/stdlib/src/erl_tar.erl
+++ b/lib/stdlib/src/erl_tar.erl
@@ -22,7 +22,7 @@
%% Purpose: Unix tar (tape archive) utility.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
--export([create/2, create/3, extract/1, extract/2, table/1, table/2,
+-export([init/3, create/2, create/3, extract/1, extract/2, table/1, table/2,
open/2, close/1, add/3, add/4,
t/1, tt/1, format_error/1]).
@@ -30,10 +30,16 @@
-record(add_opts,
{read_info, % Fun to use for read file/link info.
+ chunk_size = 0, % For file reading when sending to sftp. 0=do not chunk
verbose = false :: boolean()}). % Verbose on/off.
%% Opens a tar archive.
+init(UsrHandle, AccessMode, Fun) when is_function(Fun,2) ->
+ {ok, {AccessMode,{UsrHandle,Fun}}}.
+
+%%%================================================================
+%%% The open function with friends is to keep the file and binary api of this module
open(Name, Mode) ->
case open_mode(Mode) of
{ok, Access, Raw, Opts} ->
@@ -46,27 +52,37 @@ open1({binary,Bin}, read, _Raw, Opts) ->
case file:open(Bin, [ram,binary,read]) of
{ok,File} ->
_ = [ram_file:uncompress(File) || Opts =:= [compressed]],
- {ok,{read,File}};
+ init(File,read,file_fun());
Error ->
Error
end;
open1({file, Fd}, read, _Raw, _Opts) ->
- {ok, {read, Fd}};
+ init(Fd, read, file_fun());
open1(Name, Access, Raw, Opts) ->
case file:open(Name, Raw ++ [binary, Access|Opts]) of
{ok, File} ->
- {ok, {Access, File}};
+ init(File, Access, file_fun());
{error, Reason} ->
{error, {Name, Reason}}
end.
+file_fun() ->
+ fun(write, {Fd,Data}) -> file:write(Fd, Data);
+ (position, {Fd,Pos}) -> file:position(Fd, Pos);
+ (read2, {Fd,Size}) -> file:read(Fd,Size);
+ (close, Fd) -> file:close(Fd)
+ end.
+
+%%% End of file and binary api (except for open_mode/1 downwards
+%%%================================================================
+
%% Closes a tar archive.
close({read, File}) ->
- ok = file:close(File);
+ ok = do_close(File);
close({write, File}) ->
PadResult = pad_file(File),
- ok = file:close(File),
+ ok = do_close(File),
PadResult;
close(_) ->
{error, einval}.
@@ -75,7 +91,6 @@ close(_) ->
add(File, Name, Options) ->
add(File, Name, Name, Options).
-
add({write, File}, Name, NameInArchive, Options) ->
Opts = #add_opts{read_info=fun(F) -> file:read_link_info(F) end},
add1(File, Name, NameInArchive, add_opts(Options, Opts));
@@ -88,6 +103,8 @@ add_opts([dereference|T], Opts) ->
add_opts(T, Opts#add_opts{read_info=fun(F) -> file:read_file_info(F) end});
add_opts([verbose|T], Opts) ->
add_opts(T, Opts#add_opts{verbose=true});
+add_opts([{chunks,N}|T], Opts) ->
+ add_opts(T, Opts#add_opts{chunk_size=N});
add_opts([_|T], Opts) ->
add_opts(T, Opts);
add_opts([], Opts) ->
@@ -321,16 +338,46 @@ add1(TarFile, Name, NameInArchive, Opts) ->
{error, {Name, Reason}}
end.
+add1(Tar, Name, Header, chunked, Options) ->
+ add_verbose(Options, "a ~ts [chunked ", [Name]),
+ try
+ ok = do_write(Tar, Header),
+ {ok,D} = file:open(Name, [read,binary]),
+ {ok,NumBytes} = add_read_write_chunks(D, Tar, Options#add_opts.chunk_size, 0, Options),
+ _ = file:close(D),
+ ok = do_write(Tar, padding(NumBytes,?record_size))
+ of
+ ok ->
+ add_verbose(Options, "~n", []),
+ ok
+ catch
+ error:{badmatch,{error,Error}} ->
+ add_verbose(Options, "~n", []),
+ {error,{Name,Error}}
+ end;
add1(Tar, Name, Header, Bin, Options) ->
add_verbose(Options, "a ~ts~n", [Name]),
- file:write(Tar, [Header, Bin, padding(byte_size(Bin), ?record_size)]).
+ do_write(Tar, [Header, Bin, padding(byte_size(Bin), ?record_size)]).
+
+add_read_write_chunks(D, Tar, ChunkSize, SumNumBytes, Options) ->
+ case file:read(D, ChunkSize) of
+ {ok,Bin} ->
+ ok = do_write(Tar, Bin),
+ add_verbose(Options, ".", []),
+ add_read_write_chunks(D, Tar, ChunkSize, SumNumBytes+byte_size(Bin), Options);
+ eof ->
+ add_verbose(Options, "]", []),
+ {ok,SumNumBytes};
+ Other ->
+ Other
+ end.
add_directory(TarFile, DirName, NameInArchive, Info, Options) ->
case file:list_dir(DirName) of
{ok, []} ->
add_verbose(Options, "a ~ts~n", [DirName]),
Header = create_header(NameInArchive, Info),
- file:write(TarFile, Header);
+ do_write(TarFile, Header);
{ok, Files} ->
Add = fun (File) ->
add1(TarFile,
@@ -396,7 +443,7 @@ to_string(Str0, Count) ->
%% Pads out end of file.
pad_file(File) ->
- {ok,Position} = file:position(File, {cur,0}),
+ {ok,Position} = do_position(File, {cur,0}),
%% There must be at least two zero records at the end.
Fill = case ?block_size - (Position rem ?block_size) of
Fill0 when Fill0 < 2*?record_size ->
@@ -407,7 +454,7 @@ pad_file(File) ->
%% Large enough.
Fill0
end,
- file:write(File, zeroes(Fill)).
+ do_write(File, zeroes(Fill)).
split_filename(Name) when length(Name) =< ?th_name_len ->
{"", Name};
@@ -500,7 +547,7 @@ foldl_read(TarName, Fun, Accu, Opts) ->
Ok ->
Ok
end,
- ok = file:close(File),
+ ok = do_close(File),
Result;
Error ->
Error
@@ -559,7 +606,7 @@ check_extract(Name, #read_opts{files=Files}) ->
ordsets:is_element(Name, Files).
get_header(File) ->
- case file:read(File, ?record_size) of
+ case do_read(File, ?record_size) of
eof ->
throw({error,eof});
{ok, Bin} when is_binary(Bin) ->
@@ -690,7 +737,7 @@ get_element(File, #tar_header{size = 0}) ->
skip_to_next(File),
{ok,<<>>};
get_element(File, #tar_header{size = Size}) ->
- case file:read(File, Size) of
+ case do_read(File, Size) of
{ok,Bin}=Res when byte_size(Bin) =:= Size ->
skip_to_next(File),
Res;
@@ -880,7 +927,7 @@ skip(File, Size) ->
%% Note: There is no point in handling failure to get the current position
%% in the file. If it doesn't work, something serious is wrong.
Amount = ((Size + ?record_size - 1) div ?record_size) * ?record_size,
- {ok,_} = file:position(File, {cur, Amount}),
+ {ok,_} = do_position(File, {cur, Amount}),
ok.
%% Skips to the next record in the file.
@@ -888,9 +935,9 @@ skip(File, Size) ->
skip_to_next(File) ->
%% Note: There is no point in handling failure to get the current position
%% in the file. If it doesn't work, something serious is wrong.
- {ok, Position} = file:position(File, {cur, 0}),
+ {ok, Position} = do_position(File, {cur, 0}),
NewPosition = ((Position + ?record_size - 1) div ?record_size) * ?record_size,
- {ok,NewPosition} = file:position(File, NewPosition),
+ {ok,NewPosition} = do_position(File, NewPosition),
ok.
%% Prints the message on if the verbose option is given.
@@ -916,6 +963,9 @@ posix_to_erlang_time(Sec) ->
read_file_and_info(Name, Opts) ->
ReadInfo = Opts#add_opts.read_info,
case ReadInfo(Name) of
+ {ok,Info} when Info#file_info.type =:= regular,
+ Opts#add_opts.chunk_size>0 ->
+ {ok,chunked,Info};
{ok,Info} when Info#file_info.type =:= regular ->
case file:read_file(Name) of
{ok,Bin} ->
@@ -962,3 +1012,12 @@ open_mode([], Access, Raw, Opts) ->
{ok, Access, Raw, Opts};
open_mode(_, _, _, _) ->
{error, einval}.
+
+%%%================================================================
+do_write({UsrHandle,Fun}, Data) -> Fun(write,{UsrHandle,Data}).
+
+do_position({UsrHandle,Fun}, Pos) -> Fun(position,{UsrHandle,Pos}).
+
+do_read({UsrHandle,Fun}, Len) -> Fun(read2,{UsrHandle,Len}).
+
+do_close({UsrHandle,Fun}) -> Fun(close,UsrHandle).
diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl
index dadfe56b3d..528dd23e1c 100644
--- a/lib/stdlib/src/gen_server.erl
+++ b/lib/stdlib/src/gen_server.erl
@@ -567,28 +567,88 @@ start_monitor(Node, Name) when is_atom(Node), is_atom(Name) ->
end
end.
+%% ---------------------------------------------------
+%% Helper functions for try-catch of callbacks.
+%% Returns the return value of the callback, or
+%% {'EXIT', ExitReason, ReportReason} (if an exception occurs)
+%%
+%% ExitReason is the reason that shall be used when the process
+%% terminates.
+%%
+%% ReportReason is the reason that shall be printed in the error
+%% report.
+%%
+%% These functions are introduced in order to add the stack trace in
+%% the error report produced when a callback is terminated with
+%% erlang:exit/1 (OTP-12263).
+%% ---------------------------------------------------
+
+try_dispatch({'$gen_cast', Msg}, Mod, State) ->
+ try_dispatch(Mod, handle_cast, Msg, State);
+try_dispatch(Info, Mod, State) ->
+ try_dispatch(Mod, handle_info, Info, State).
+
+try_dispatch(Mod, Func, Msg, State) ->
+ try
+ {ok, Mod:Func(Msg, State)}
+ catch
+ throw:R ->
+ {ok, R};
+ error:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', {R, Stacktrace}, {R, Stacktrace}};
+ exit:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', R, {R, Stacktrace}}
+ end.
+
+try_handle_call(Mod, Msg, From, State) ->
+ try
+ {ok, Mod:handle_call(Msg, From, State)}
+ catch
+ throw:R ->
+ {ok, R};
+ error:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', {R, Stacktrace}, {R, Stacktrace}};
+ exit:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', R, {R, Stacktrace}}
+ end.
+
+try_terminate(Mod, Reason, State) ->
+ try
+ {ok, Mod:terminate(Reason, State)}
+ catch
+ throw:R ->
+ {ok, R};
+ error:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', {R, Stacktrace}, {R, Stacktrace}};
+ exit:R ->
+ Stacktrace = erlang:get_stacktrace(),
+ {'EXIT', R, {R, Stacktrace}}
+ end.
+
+
%%% ---------------------------------------------------
%%% Message handling functions
%%% ---------------------------------------------------
-dispatch({'$gen_cast', Msg}, Mod, State) ->
- Mod:handle_cast(Msg, State);
-dispatch(Info, Mod, State) ->
- Mod:handle_info(Info, State).
-
handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod) ->
- case catch Mod:handle_call(Msg, From, State) of
- {reply, Reply, NState} ->
+ Result = try_handle_call(Mod, Msg, From, State),
+ case Result of
+ {ok, {reply, Reply, NState}} ->
reply(From, Reply),
loop(Parent, Name, NState, Mod, infinity, []);
- {reply, Reply, NState, Time1} ->
+ {ok, {reply, Reply, NState, Time1}} ->
reply(From, Reply),
loop(Parent, Name, NState, Mod, Time1, []);
- {noreply, NState} ->
+ {ok, {noreply, NState}} ->
loop(Parent, Name, NState, Mod, infinity, []);
- {noreply, NState, Time1} ->
+ {ok, {noreply, NState, Time1}} ->
loop(Parent, Name, NState, Mod, Time1, []);
- {stop, Reason, Reply, NState} ->
+ {ok, {stop, Reason, Reply, NState}} ->
{'EXIT', R} =
(catch terminate(Reason, Name, Msg, Mod, NState, [])),
reply(From, Reply),
@@ -596,26 +656,27 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod) ->
Other -> handle_common_reply(Other, Parent, Name, Msg, Mod, State)
end;
handle_msg(Msg, Parent, Name, State, Mod) ->
- Reply = (catch dispatch(Msg, Mod, State)),
+ Reply = try_dispatch(Msg, Mod, State),
handle_common_reply(Reply, Parent, Name, Msg, Mod, State).
handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, Debug) ->
- case catch Mod:handle_call(Msg, From, State) of
- {reply, Reply, NState} ->
+ Result = try_handle_call(Mod, Msg, From, State),
+ case Result of
+ {ok, {reply, Reply, NState}} ->
Debug1 = reply(Name, From, Reply, NState, Debug),
loop(Parent, Name, NState, Mod, infinity, Debug1);
- {reply, Reply, NState, Time1} ->
+ {ok, {reply, Reply, NState, Time1}} ->
Debug1 = reply(Name, From, Reply, NState, Debug),
loop(Parent, Name, NState, Mod, Time1, Debug1);
- {noreply, NState} ->
+ {ok, {noreply, NState}} ->
Debug1 = sys:handle_debug(Debug, fun print_event/3, Name,
{noreply, NState}),
loop(Parent, Name, NState, Mod, infinity, Debug1);
- {noreply, NState, Time1} ->
+ {ok, {noreply, NState, Time1}} ->
Debug1 = sys:handle_debug(Debug, fun print_event/3, Name,
{noreply, NState}),
loop(Parent, Name, NState, Mod, Time1, Debug1);
- {stop, Reason, Reply, NState} ->
+ {ok, {stop, Reason, Reply, NState}} ->
{'EXIT', R} =
(catch terminate(Reason, Name, Msg, Mod, NState, Debug)),
_ = reply(Name, From, Reply, NState, Debug),
@@ -624,39 +685,39 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, Debug) ->
handle_common_reply(Other, Parent, Name, Msg, Mod, State, Debug)
end;
handle_msg(Msg, Parent, Name, State, Mod, Debug) ->
- Reply = (catch dispatch(Msg, Mod, State)),
+ Reply = try_dispatch(Msg, Mod, State),
handle_common_reply(Reply, Parent, Name, Msg, Mod, State, Debug).
handle_common_reply(Reply, Parent, Name, Msg, Mod, State) ->
case Reply of
- {noreply, NState} ->
+ {ok, {noreply, NState}} ->
loop(Parent, Name, NState, Mod, infinity, []);
- {noreply, NState, Time1} ->
+ {ok, {noreply, NState, Time1}} ->
loop(Parent, Name, NState, Mod, Time1, []);
- {stop, Reason, NState} ->
+ {ok, {stop, Reason, NState}} ->
terminate(Reason, Name, Msg, Mod, NState, []);
- {'EXIT', What} ->
- terminate(What, Name, Msg, Mod, State, []);
- _ ->
- terminate({bad_return_value, Reply}, Name, Msg, Mod, State, [])
+ {'EXIT', ExitReason, ReportReason} ->
+ terminate(ExitReason, ReportReason, Name, Msg, Mod, State, []);
+ {ok, BadReply} ->
+ terminate({bad_return_value, BadReply}, Name, Msg, Mod, State, [])
end.
handle_common_reply(Reply, Parent, Name, Msg, Mod, State, Debug) ->
case Reply of
- {noreply, NState} ->
+ {ok, {noreply, NState}} ->
Debug1 = sys:handle_debug(Debug, fun print_event/3, Name,
{noreply, NState}),
loop(Parent, Name, NState, Mod, infinity, Debug1);
- {noreply, NState, Time1} ->
+ {ok, {noreply, NState, Time1}} ->
Debug1 = sys:handle_debug(Debug, fun print_event/3, Name,
{noreply, NState}),
loop(Parent, Name, NState, Mod, Time1, Debug1);
- {stop, Reason, NState} ->
+ {ok, {stop, Reason, NState}} ->
terminate(Reason, Name, Msg, Mod, NState, Debug);
- {'EXIT', What} ->
- terminate(What, Name, Msg, Mod, State, Debug);
- _ ->
- terminate({bad_return_value, Reply}, Name, Msg, Mod, State, Debug)
+ {'EXIT', ExitReason, ReportReason} ->
+ terminate(ExitReason, ReportReason, Name, Msg, Mod, State, Debug);
+ {ok, BadReply} ->
+ terminate({bad_return_value, BadReply}, Name, Msg, Mod, State, Debug)
end.
reply(Name, {To, Tag}, Reply, State, Debug) ->
@@ -718,13 +779,16 @@ print_event(Dev, Event, Name) ->
%%% ---------------------------------------------------
terminate(Reason, Name, Msg, Mod, State, Debug) ->
- case catch Mod:terminate(Reason, State) of
- {'EXIT', R} ->
+ terminate(Reason, Reason, Name, Msg, Mod, State, Debug).
+terminate(ExitReason, ReportReason, Name, Msg, Mod, State, Debug) ->
+ Reply = try_terminate(Mod, ExitReason, State),
+ case Reply of
+ {'EXIT', ExitReason1, ReportReason1} ->
FmtState = format_status(terminate, Mod, get(), State),
- error_info(R, Name, Msg, FmtState, Debug),
- exit(R);
+ error_info(ReportReason1, Name, Msg, FmtState, Debug),
+ exit(ExitReason1);
_ ->
- case Reason of
+ case ExitReason of
normal ->
exit(normal);
shutdown ->
@@ -733,8 +797,8 @@ terminate(Reason, Name, Msg, Mod, State, Debug) ->
exit(Shutdown);
_ ->
FmtState = format_status(terminate, Mod, get(), State),
- error_info(Reason, Name, Msg, FmtState, Debug),
- exit(Reason)
+ error_info(ReportReason, Name, Msg, FmtState, Debug),
+ exit(ExitReason)
end
end.
diff --git a/lib/stdlib/src/io.erl b/lib/stdlib/src/io.erl
index 27e2a82b41..b9ace2f442 100644
--- a/lib/stdlib/src/io.erl
+++ b/lib/stdlib/src/io.erl
@@ -566,12 +566,23 @@ request(Name, Request) when is_atom(Name) ->
execute_request(Pid, {Convert,Converted}) ->
Mref = erlang:monitor(process, Pid),
- Pid ! {io_request,self(),Pid,Converted},
- if
- Convert ->
- convert_binaries(wait_io_mon_reply(Pid, Mref));
- true ->
- wait_io_mon_reply(Pid, Mref)
+ Pid ! {io_request,self(),Mref,Converted},
+
+ receive
+ {io_reply, Mref, Reply} ->
+ erlang:demonitor(Mref, [flush]),
+ if
+ Convert ->
+ convert_binaries(Reply);
+ true ->
+ Reply
+ end;
+ {'DOWN', Mref, _, _, _} ->
+ receive
+ {'EXIT', Pid, _What} -> true
+ after 0 -> true
+ end,
+ {error,terminated}
end.
requests(Requests) -> %Requests as atomic action
@@ -597,26 +608,6 @@ default_input() ->
default_output() ->
group_leader().
-wait_io_mon_reply(From, Mref) ->
- receive
- {io_reply, From, Reply} ->
- erlang:demonitor(Mref, [flush]),
- Reply;
- {'EXIT', From, _What} ->
- receive
- {'DOWN', Mref, _, _, _} -> true
- after 0 -> true
- end,
- {error,terminated};
- {'DOWN', Mref, _, _, _} ->
- receive
- {'EXIT', From, _What} -> true
- after 0 -> true
- end,
- {error,terminated}
- end.
-
-
%% io_requests(Requests)
%% Transform requests into correct i/o server messages. Only handle the
%% one we KNOW must be changed, others, including incorrect ones, are
diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl
index 27dfcf52e1..97564e2e44 100644
--- a/lib/stdlib/src/ms_transform.erl
+++ b/lib/stdlib/src/ms_transform.erl
@@ -725,10 +725,10 @@ transform_head([V],OuterBound) ->
th(NewV,NewBind,OuterBound).
-toplevel_head_match({match,Line,{var,_,VName},Expr},B,OB) ->
+toplevel_head_match({match,_,{var,Line,VName},Expr},B,OB) ->
warn_var_clash(Line,VName,OB),
{Expr,new_bind({VName,'$_'},B)};
-toplevel_head_match({match,Line,Expr,{var,_,VName}},B,OB) ->
+toplevel_head_match({match,_,Expr,{var,Line,VName}},B,OB) ->
warn_var_clash(Line,VName,OB),
{Expr,new_bind({VName,'$_'},B)};
toplevel_head_match(Other,B,_OB) ->
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-02 11:24:59 +0000