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-rw-r--r--lib/kernel/src/code.erl7
-rw-r--r--lib/kernel/src/code_server.erl27
-rw-r--r--lib/kernel/src/disk_log_1.erl2
-rw-r--r--lib/kernel/src/dist_util.erl199
-rw-r--r--lib/kernel/src/group.erl250
-rw-r--r--lib/kernel/src/inet.erl17
-rw-r--r--lib/kernel/src/inet_hosts.erl5
-rw-r--r--lib/kernel/src/inet_res.erl28
-rw-r--r--lib/kernel/src/net_kernel.erl8
-rw-r--r--lib/kernel/src/os.erl8
-rw-r--r--lib/kernel/src/rpc.erl15
11 files changed, 268 insertions, 298 deletions
diff --git a/lib/kernel/src/code.erl b/lib/kernel/src/code.erl
index 9969021a6c..f143a49d2f 100644
--- a/lib/kernel/src/code.erl
+++ b/lib/kernel/src/code.erl
@@ -149,8 +149,11 @@ load_file(Mod) when is_atom(Mod) ->
-spec ensure_loaded(Module) -> {module, Module} | {error, What} when
Module :: module(),
What :: embedded | badfile | nofile | on_load_failure.
-ensure_loaded(Mod) when is_atom(Mod) ->
- call({ensure_loaded,Mod}).
+ensure_loaded(Mod) when is_atom(Mod) ->
+ case erlang:module_loaded(Mod) of
+ true -> {module, Mod};
+ false -> call({ensure_loaded,Mod})
+ end.
%% XXX File as an atom is allowed only for backwards compatibility.
-spec load_abs(Filename) -> load_ret() when
diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl
index 418b0c50e1..f5a890cb95 100644
--- a/lib/kernel/src/code_server.erl
+++ b/lib/kernel/src/code_server.erl
@@ -340,8 +340,7 @@ handle_call(all_loaded, _From, S) ->
{reply,all_loaded(Db),S};
handle_call({get_object_code,Mod}, _From, St) when is_atom(Mod) ->
- Path = St#state.path,
- case mod_to_bin(Path, Mod) of
+ case get_object_code(St, Mod) of
{_,Bin,FName} -> {reply,{Mod,Bin,FName},St};
Error -> {reply,Error,St}
end;
@@ -1182,19 +1181,28 @@ load_file(Mod, From, St0) ->
end,
handle_pending_on_load(Action, Mod, From, St0).
-load_file_1(Mod, From, #state{path=Path}=St) ->
- case mod_to_bin(Path, Mod) of
+load_file_1(Mod, From, St) ->
+ case get_object_code(St, Mod) of
error ->
{reply,{error,nofile},St};
{Mod,Binary,File} ->
try_load_module_1(File, Mod, Binary, From, St)
end.
-mod_to_bin([Dir|Tail], Mod) ->
- File = filename:append(Dir, atom_to_list(Mod) ++ objfile_extension()),
+get_object_code(#state{path=Path}, Mod) when is_atom(Mod) ->
+ ModStr = atom_to_list(Mod),
+ case erl_prim_loader:is_basename(ModStr) of
+ true ->
+ mod_to_bin(Path, Mod, ModStr ++ objfile_extension());
+ false ->
+ error
+ end.
+
+mod_to_bin([Dir|Tail], Mod, ModFile) ->
+ File = filename:append(Dir, ModFile),
case erl_prim_loader:get_file(File) of
error ->
- mod_to_bin(Tail, Mod);
+ mod_to_bin(Tail, Mod, ModFile);
{ok,Bin,_} ->
case filename:pathtype(File) of
absolute ->
@@ -1203,10 +1211,9 @@ mod_to_bin([Dir|Tail], Mod) ->
{Mod,Bin,absname(File)}
end
end;
-mod_to_bin([], Mod) ->
+mod_to_bin([], Mod, ModFile) ->
%% At last, try also erl_prim_loader's own method
- File = to_list(Mod) ++ objfile_extension(),
- case erl_prim_loader:get_file(File) of
+ case erl_prim_loader:get_file(ModFile) of
error ->
error; % No more alternatives !
{ok,Bin,FName} ->
diff --git a/lib/kernel/src/disk_log_1.erl b/lib/kernel/src/disk_log_1.erl
index 93856aa7b3..b456b53d20 100644
--- a/lib/kernel/src/disk_log_1.erl
+++ b/lib/kernel/src/disk_log_1.erl
@@ -630,7 +630,7 @@ is_head(Bin) when is_binary(Bin) ->
%% Writes MaxB bytes on each file.
%% Creates a file called Name.idx in the Dir. This
%% file contains the last written FileName as one byte, and
-%% follwing that, the sizes of each file (size 0 number of items).
+%% following that, the sizes of each file (size 0 number of items).
%% On startup, this file is read, and the next available
%% filename is used as first log file.
%% Reports can be browsed with Report Browser Tool (rb), or
diff --git a/lib/kernel/src/dist_util.erl b/lib/kernel/src/dist_util.erl
index 5ea0ca991f..f7a84c14b4 100644
--- a/lib/kernel/src/dist_util.erl
+++ b/lib/kernel/src/dist_util.erl
@@ -27,6 +27,7 @@
%%-compile(export_all).
-export([handshake_we_started/1, handshake_other_started/1,
+ strict_order_flags/0,
start_timer/1, setup_timer/2,
reset_timer/1, cancel_timer/1,
shutdown/3, shutdown/4]).
@@ -116,22 +117,8 @@ dflag2str(_) ->
"UNKNOWN".
-remove_flag(Flag, Flags) ->
- case Flags band Flag of
- 0 ->
- Flags;
- _ ->
- Flags - Flag
- end.
-
-adjust_flags(ThisFlags, OtherFlags, RejectFlags) ->
- case (?DFLAG_PUBLISHED band ThisFlags) band OtherFlags of
- 0 ->
- {remove_flag(?DFLAG_PUBLISHED, ThisFlags),
- remove_flag(?DFLAG_PUBLISHED, OtherFlags)};
- _ ->
- {ThisFlags, OtherFlags band (bnot RejectFlags)}
- end.
+adjust_flags(ThisFlags, OtherFlags) ->
+ ThisFlags band OtherFlags.
publish_flag(hidden, _) ->
0;
@@ -143,50 +130,35 @@ publish_flag(_, OtherNode) ->
0
end.
--define(DFLAGS_REMOVABLE,
- (?DFLAG_DIST_HDR_ATOM_CACHE
- bor ?DFLAG_HIDDEN_ATOM_CACHE
- bor ?DFLAG_ATOM_CACHE)).
-
--define(DFLAGS_ADDABLE,
- (?DFLAGS_ALL
- band (bnot (?DFLAG_PUBLISHED
- bor ?DFLAG_HIDDEN_ATOM_CACHE
- bor ?DFLAG_ATOM_CACHE)))).
-
--define(DFLAGS_THIS_DEFAULT,
- (?DFLAG_EXPORT_PTR_TAG
- bor ?DFLAG_EXTENDED_PIDS_PORTS
- bor ?DFLAG_EXTENDED_REFERENCES
- bor ?DFLAG_DIST_MONITOR
- bor ?DFLAG_FUN_TAGS
- bor ?DFLAG_DIST_MONITOR_NAME
- bor ?DFLAG_NEW_FUN_TAGS
- bor ?DFLAG_BIT_BINARIES
- bor ?DFLAG_NEW_FLOATS
- bor ?DFLAG_UNICODE_IO
- bor ?DFLAG_DIST_HDR_ATOM_CACHE
- bor ?DFLAG_SMALL_ATOM_TAGS
- bor ?DFLAG_UTF8_ATOMS
- bor ?DFLAG_MAP_TAG
- bor ?DFLAG_BIG_CREATION
- bor ?DFLAG_SEND_SENDER)).
-
-make_this_flags(RequestType, AddFlags, RemoveFlags, OtherNode) ->
- case RemoveFlags band (bnot ?DFLAGS_REMOVABLE) of
+
+%% Sync with dist.c
+-record(erts_dflags, {
+ default, % flags erts prefers
+ mandatory, % flags erts needs
+ addable, % flags local dist implementation is allowed to add
+ rejectable, % flags local dist implementation is allowed to reject
+ strict_order % flags for features needing strict order delivery
+}).
+
+-spec strict_order_flags() -> integer().
+strict_order_flags() ->
+ EDF = erts_internal:get_dflags(),
+ EDF#erts_dflags.strict_order.
+
+make_this_flags(RequestType, AddFlags, RejectFlags, OtherNode,
+ #erts_dflags{}=EDF) ->
+ case RejectFlags band (bnot EDF#erts_dflags.rejectable) of
0 -> ok;
Rerror -> exit({"Rejecting non rejectable flags", Rerror})
end,
- case AddFlags band (bnot ?DFLAGS_ADDABLE) of
+ case AddFlags band (bnot EDF#erts_dflags.addable) of
0 -> ok;
Aerror -> exit({"Adding non addable flags", Aerror})
end,
- Flgs0 = ?DFLAGS_THIS_DEFAULT,
+ Flgs0 = EDF#erts_dflags.default,
Flgs1 = Flgs0 bor publish_flag(RequestType, OtherNode),
Flgs2 = Flgs1 bor AddFlags,
- Flgs3 = Flgs2 band (bnot (?DFLAG_HIDDEN_ATOM_CACHE
- bor ?DFLAG_ATOM_CACHE)),
- Flgs3 band (bnot RemoveFlags).
+ Flgs2 band (bnot RejectFlags).
handshake_other_started(#hs_data{request_type=ReqType,
add_flags=AddFlgs0,
@@ -196,19 +168,18 @@ handshake_other_started(#hs_data{request_type=ReqType,
RejFlgs = convert_flags(RejFlgs0),
ReqFlgs = convert_flags(ReqFlgs0),
{PreOtherFlags,Node,Version} = recv_name(HSData0),
- PreThisFlags = make_this_flags(ReqType, AddFlgs, RejFlgs, Node),
- {ThisFlags, OtherFlags} = adjust_flags(PreThisFlags,
- PreOtherFlags,
- RejFlgs),
- HSData = HSData0#hs_data{this_flags=ThisFlags,
- other_flags=OtherFlags,
+ EDF = erts_internal:get_dflags(),
+ PreThisFlags = make_this_flags(ReqType, AddFlgs, RejFlgs, Node, EDF),
+ ChosenFlags = adjust_flags(PreThisFlags, PreOtherFlags),
+ HSData = HSData0#hs_data{this_flags=ChosenFlags,
+ other_flags=ChosenFlags,
other_version=Version,
other_node=Node,
other_started=true,
add_flags=AddFlgs,
reject_flags=RejFlgs,
require_flags=ReqFlgs},
- check_dflags(HSData),
+ check_dflags(HSData, EDF),
is_allowed(HSData),
?debug({"MD5 connection from ~p (V~p)~n",
[Node, HSData#hs_data.other_version]}),
@@ -247,14 +218,11 @@ is_allowed(#hs_data{other_node = Node,
check_dflags(#hs_data{other_node = Node,
other_flags = OtherFlags,
other_started = OtherStarted,
- require_flags = RequiredFlags} = HSData) ->
- Mandatory = ((?DFLAG_EXTENDED_REFERENCES
- bor ?DFLAG_EXTENDED_PIDS_PORTS
- bor ?DFLAG_UTF8_ATOMS
- bor ?DFLAG_NEW_FUN_TAGS)
- bor RequiredFlags),
- Missing = check_mandatory(0, ?DFLAGS_ALL, Mandatory,
- OtherFlags, []),
+ require_flags = RequiredFlags} = HSData,
+ #erts_dflags{}=EDF) ->
+
+ Mandatory = (EDF#erts_dflags.mandatory bor RequiredFlags),
+ Missing = check_mandatory(Mandatory, OtherFlags, []),
case Missing of
[] ->
ok;
@@ -274,21 +242,20 @@ check_dflags(#hs_data{other_node = Node,
?shutdown2(Node, {check_dflags_failed, Missing})
end.
-check_mandatory(_Bit, 0, _Mandatory, _OtherFlags, Missing) ->
+check_mandatory(0, _OtherFlags, Missing) ->
Missing;
-check_mandatory(Bit, Left, Mandatory, OtherFlags, Missing) ->
- DFlag = (1 bsl Bit),
- NewLeft = Left band (bnot DFlag),
- NewMissing = case {DFlag band Mandatory,
- DFlag band OtherFlags} of
- {DFlag, 0} ->
+check_mandatory(Mandatory, OtherFlags, Missing) ->
+ Left = Mandatory band (Mandatory - 1), % clear lowest set bit
+ DFlag = Mandatory bxor Left, % only lowest set bit
+ NewMissing = case DFlag band OtherFlags of
+ 0 ->
%% Mandatory and missing...
[dflag2str(DFlag) | Missing];
_ ->
- %% Not mandatory or present...
+ %% Mandatory and present...
Missing
end,
- check_mandatory(Bit+1, NewLeft, Mandatory, OtherFlags, NewMissing).
+ check_mandatory(Left, OtherFlags, NewMissing).
%% No nodedown will be sent if we fail before this process has
@@ -410,7 +377,8 @@ handshake_we_started(#hs_data{request_type=ReqType,
AddFlgs = convert_flags(AddFlgs0),
RejFlgs = convert_flags(RejFlgs0),
ReqFlgs = convert_flags(ReqFlgs0),
- PreThisFlags = make_this_flags(ReqType, AddFlgs, RejFlgs, Node),
+ EDF = erts_internal:get_dflags(),
+ PreThisFlags = make_this_flags(ReqType, AddFlgs, RejFlgs, Node, EDF),
HSData = PreHSData#hs_data{this_flags = PreThisFlags,
add_flags = AddFlgs,
reject_flags = RejFlgs,
@@ -418,13 +386,11 @@ handshake_we_started(#hs_data{request_type=ReqType,
send_name(HSData),
recv_status(HSData),
{PreOtherFlags,ChallengeA} = recv_challenge(HSData),
- {ThisFlags,OtherFlags} = adjust_flags(PreThisFlags,
- PreOtherFlags,
- RejFlgs),
- NewHSData = HSData#hs_data{this_flags = ThisFlags,
- other_flags = OtherFlags,
+ ChosenFlags = adjust_flags(PreThisFlags, PreOtherFlags),
+ NewHSData = HSData#hs_data{this_flags = ChosenFlags,
+ other_flags = ChosenFlags,
other_started = false},
- check_dflags(NewHSData),
+ check_dflags(NewHSData, EDF),
MyChallenge = gen_challenge(),
{MyCookie,HisCookie} = get_cookies(Node),
send_challenge_reply(NewHSData,MyChallenge,
@@ -588,7 +554,7 @@ con_loop({Kernel, Node, Socket, Type, DHandle, MFTick, MFGetstat,
{Kernel, aux_tick} ->
case getstat(DHandle, Socket, MFGetstat) of
{ok, _, _, PendWrite} ->
- send_tick(Socket, PendWrite, MFTick);
+ send_aux_tick(Type, Socket, PendWrite, MFTick);
_ ->
ignore_it
end,
@@ -841,49 +807,56 @@ send_status(#hs_data{socket = Socket, other_node = Node,
%% The detection time interval is thus, by default, 45s < DT < 75s
-%% A HIDDEN node is always (if not a pending write) ticked if
-%% we haven't read anything as a hidden node only ticks when it receives
-%% a TICK !!
+%% A HIDDEN node is always ticked if we haven't read anything
+%% as a (primitive) hidden node only ticks when it receives a TICK !!
send_tick(DHandle, Socket, Tick, Type, MFTick, MFGetstat) ->
#tick{tick = T0,
read = Read,
write = Write,
- ticked = Ticked} = Tick,
+ ticked = Ticked0} = Tick,
T = T0 + 1,
T1 = T rem 4,
case getstat(DHandle, Socket, MFGetstat) of
- {ok, Read, _, _} when Ticked =:= T ->
+ {ok, Read, _, _} when Ticked0 =:= T ->
{error, not_responding};
- {ok, Read, W, Pend} when Type =:= hidden ->
- send_tick(Socket, Pend, MFTick),
- {ok, Tick#tick{write = W + 1,
- tick = T1}};
- {ok, Read, Write, Pend} ->
- send_tick(Socket, Pend, MFTick),
- {ok, Tick#tick{write = Write + 1,
- tick = T1}};
- {ok, R, Write, Pend} ->
- send_tick(Socket, Pend, MFTick),
- {ok, Tick#tick{write = Write + 1,
- read = R,
- tick = T1,
- ticked = T}};
- {ok, Read, W, _} ->
- {ok, Tick#tick{write = W,
- tick = T1}};
- {ok, R, W, _} ->
- {ok, Tick#tick{write = W,
- read = R,
- tick = T1,
- ticked = T}};
+
+ {ok, R, W1, Pend} ->
+ RDiff = R - Read,
+ W2 = case need_to_tick(Type, RDiff, W1-Write, Pend) of
+ true ->
+ MFTick(Socket),
+ W1 + 1;
+ false ->
+ W1
+ end,
+
+ Ticked1 = case RDiff of
+ 0 -> Ticked0;
+ _ -> T
+ end,
+
+ {ok, Tick#tick{write = W2,
+ tick = T1,
+ read = R,
+ ticked = Ticked1}};
+
Error ->
Error
end.
-send_tick(_, Pend, _) when Pend /= false, Pend /= 0 ->
+need_to_tick(_, _, 0, 0) -> % nothing written and empty send queue
+ true;
+need_to_tick(_, _, 0, false) -> % nothing written and empty send queue
+ true;
+need_to_tick(hidden, 0, _, _) -> % nothing read from hidden
+ true;
+need_to_tick(_, _, _, _) ->
+ false.
+
+send_aux_tick(normal, _, Pend, _) when Pend /= false, Pend /= 0 ->
ok; %% Dont send tick if pending write.
-send_tick(Socket, _Pend, MFTick) ->
+send_aux_tick(_Type, Socket, _Pend, MFTick) ->
MFTick(Socket).
%% ------------------------------------------------------------
diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl
index e1198d2587..2c0518ccad 100644
--- a/lib/kernel/src/group.erl
+++ b/lib/kernel/src/group.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -114,7 +114,7 @@ server_loop(Drv, Shell, Buf0) ->
{io_request,From,ReplyAs,Req} when is_pid(From) ->
%% This io_request may cause a transition to a couple of
%% selective receive loops elsewhere in this module.
- Buf = io_request(Req, From, ReplyAs, Drv, Buf0),
+ Buf = io_request(Req, From, ReplyAs, Drv, Shell, Buf0),
server_loop(Drv, Shell, Buf);
{reply,{{From,ReplyAs},Reply}} ->
io_reply(From, ReplyAs, Reply),
@@ -135,7 +135,7 @@ server_loop(Drv, Shell, Buf0) ->
exit(R);
%% We want to throw away any term that we don't handle (standard
%% practice in receive loops), but not any {Drv,_} tuples which are
- %% handled in io_request/5.
+ %% handled in io_request/6.
NotDrvTuple when (not is_tuple(NotDrvTuple)) orelse
(tuple_size(NotDrvTuple) =/= 2) orelse
(element(1, NotDrvTuple) =/= Drv) ->
@@ -177,8 +177,8 @@ set_unicode_state(Drv,Bool) ->
end.
-io_request(Req, From, ReplyAs, Drv, Buf0) ->
- case io_request(Req, Drv, {From,ReplyAs}, Buf0) of
+io_request(Req, From, ReplyAs, Drv, Shell, Buf0) ->
+ case io_request(Req, Drv, Shell, {From,ReplyAs}, Buf0) of
{ok,Reply,Buf} ->
io_reply(From, ReplyAs, Reply),
Buf;
@@ -208,7 +208,7 @@ io_request(Req, From, ReplyAs, Drv, Buf0) ->
%%
%% These put requests have to be synchronous to the driver as otherwise
%% there is no guarantee that the data has actually been printed.
-io_request({put_chars,unicode,Chars}, Drv, From, Buf) ->
+io_request({put_chars,unicode,Chars}, Drv, _Shell, From, Buf) ->
case catch unicode:characters_to_binary(Chars,utf8) of
Binary when is_binary(Binary) ->
send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}),
@@ -216,7 +216,7 @@ io_request({put_chars,unicode,Chars}, Drv, From, Buf) ->
_ ->
{error,{error,{put_chars, unicode,Chars}},Buf}
end;
-io_request({put_chars,unicode,M,F,As}, Drv, From, Buf) ->
+io_request({put_chars,unicode,M,F,As}, Drv, _Shell, From, Buf) ->
case catch apply(M, F, As) of
Binary when is_binary(Binary) ->
send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}),
@@ -230,12 +230,12 @@ io_request({put_chars,unicode,M,F,As}, Drv, From, Buf) ->
{error,{error,F},Buf}
end
end;
-io_request({put_chars,latin1,Binary}, Drv, From, Buf) when is_binary(Binary) ->
+io_request({put_chars,latin1,Binary}, Drv, _Shell, From, Buf) when is_binary(Binary) ->
send_drv(Drv, {put_chars_sync, unicode,
unicode:characters_to_binary(Binary,latin1),
{From,ok}}),
{noreply,Buf};
-io_request({put_chars,latin1,Chars}, Drv, From, Buf) ->
+io_request({put_chars,latin1,Chars}, Drv, _Shell, From, Buf) ->
case catch unicode:characters_to_binary(Chars,latin1) of
Binary when is_binary(Binary) ->
send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}),
@@ -243,7 +243,7 @@ io_request({put_chars,latin1,Chars}, Drv, From, Buf) ->
_ ->
{error,{error,{put_chars,latin1,Chars}},Buf}
end;
-io_request({put_chars,latin1,M,F,As}, Drv, From, Buf) ->
+io_request({put_chars,latin1,M,F,As}, Drv, _Shell, From, Buf) ->
case catch apply(M, F, As) of
Binary when is_binary(Binary) ->
send_drv(Drv, {put_chars_sync, unicode,
@@ -260,30 +260,30 @@ io_request({put_chars,latin1,M,F,As}, Drv, From, Buf) ->
end
end;
-io_request({get_chars,Encoding,Prompt,N}, Drv, _From, Buf) ->
- get_chars_n(Prompt, io_lib, collect_chars, N, Drv, Buf, Encoding);
-io_request({get_line,Encoding,Prompt}, Drv, _From, Buf) ->
- get_chars_line(Prompt, io_lib, collect_line, [], Drv, Buf, Encoding);
-io_request({get_until,Encoding, Prompt,M,F,As}, Drv, _From, Buf) ->
- get_chars_line(Prompt, io_lib, get_until, {M,F,As}, Drv, Buf, Encoding);
-io_request({get_password,_Encoding},Drv,_From,Buf) ->
- get_password_chars(Drv, Buf);
-io_request({setopts,Opts}, Drv, _From, Buf) when is_list(Opts) ->
+io_request({get_chars,Encoding,Prompt,N}, Drv, Shell, _From, Buf) ->
+ get_chars_n(Prompt, io_lib, collect_chars, N, Drv, Shell, Buf, Encoding);
+io_request({get_line,Encoding,Prompt}, Drv, Shell, _From, Buf) ->
+ get_chars_line(Prompt, io_lib, collect_line, [], Drv, Shell, Buf, Encoding);
+io_request({get_until,Encoding, Prompt,M,F,As}, Drv, Shell, _From, Buf) ->
+ get_chars_line(Prompt, io_lib, get_until, {M,F,As}, Drv, Shell, Buf, Encoding);
+io_request({get_password,_Encoding},Drv,Shell,_From,Buf) ->
+ get_password_chars(Drv, Shell, Buf);
+io_request({setopts,Opts}, Drv, _Shell, _From, Buf) when is_list(Opts) ->
setopts(Opts, Drv, Buf);
-io_request(getopts, Drv, _From, Buf) ->
+io_request(getopts, Drv, _Shell, _From, Buf) ->
getopts(Drv, Buf);
-io_request({requests,Reqs}, Drv, From, Buf) ->
- io_requests(Reqs, {ok,ok,Buf}, From, Drv);
+io_request({requests,Reqs}, Drv, Shell, From, Buf) ->
+ io_requests(Reqs, {ok,ok,Buf}, From, Drv, Shell);
%% New in R12
-io_request({get_geometry,columns},Drv,_From,Buf) ->
+io_request({get_geometry,columns},Drv,_Shell,_From,Buf) ->
case get_tty_geometry(Drv) of
{W,_H} ->
{ok,W,Buf};
_ ->
{error,{error,enotsup},Buf}
end;
-io_request({get_geometry,rows},Drv,_From,Buf) ->
+io_request({get_geometry,rows},Drv,_Shell,_From,Buf) ->
case get_tty_geometry(Drv) of
{_W,H} ->
{ok,H,Buf};
@@ -292,40 +292,40 @@ io_request({get_geometry,rows},Drv,_From,Buf) ->
end;
%% BC with pre-R13
-io_request({put_chars,Chars}, Drv, From, Buf) ->
- io_request({put_chars,latin1,Chars}, Drv, From, Buf);
-io_request({put_chars,M,F,As}, Drv, From, Buf) ->
- io_request({put_chars,latin1,M,F,As}, Drv, From, Buf);
-io_request({get_chars,Prompt,N}, Drv, From, Buf) ->
- io_request({get_chars,latin1,Prompt,N}, Drv, From, Buf);
-io_request({get_line,Prompt}, Drv, From, Buf) ->
- io_request({get_line,latin1,Prompt}, Drv, From, Buf);
-io_request({get_until, Prompt,M,F,As}, Drv, From, Buf) ->
- io_request({get_until,latin1, Prompt,M,F,As}, Drv, From, Buf);
-io_request(get_password,Drv,From,Buf) ->
- io_request({get_password,latin1},Drv,From,Buf);
-
-
-
-io_request(_, _Drv, _From, Buf) ->
+io_request({put_chars,Chars}, Drv, Shell, From, Buf) ->
+ io_request({put_chars,latin1,Chars}, Drv, Shell, From, Buf);
+io_request({put_chars,M,F,As}, Drv, Shell, From, Buf) ->
+ io_request({put_chars,latin1,M,F,As}, Drv, Shell, From, Buf);
+io_request({get_chars,Prompt,N}, Drv, Shell, From, Buf) ->
+ io_request({get_chars,latin1,Prompt,N}, Drv, Shell, From, Buf);
+io_request({get_line,Prompt}, Drv, Shell, From, Buf) ->
+ io_request({get_line,latin1,Prompt}, Drv, Shell, From, Buf);
+io_request({get_until, Prompt,M,F,As}, Drv, Shell, From, Buf) ->
+ io_request({get_until,latin1, Prompt,M,F,As}, Drv, Shell, From, Buf);
+io_request(get_password,Drv,Shell,From,Buf) ->
+ io_request({get_password,latin1},Drv,Shell,From,Buf);
+
+
+
+io_request(_, _Drv, _Shell, _From, Buf) ->
{error,{error,request},Buf}.
-%% Status = io_requests(RequestList, PrevStat, From, Drv)
+%% Status = io_requests(RequestList, PrevStat, From, Drv, Shell)
%% Process a list of output requests as long as
%% the previous status is 'ok' or noreply.
%%
%% We use undefined as the From for all but the last request
%% in order to discards acknowledgements from those requests.
%%
-io_requests([R|Rs], {noreply,Buf}, From, Drv) ->
+io_requests([R|Rs], {noreply,Buf}, From, Drv, Shell) ->
ReqFrom = if Rs =:= [] -> From; true -> undefined end,
- io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv);
-io_requests([R|Rs], {ok,ok,Buf}, From, Drv) ->
+ io_requests(Rs, io_request(R, Drv, Shell, ReqFrom, Buf), From, Drv, Shell);
+io_requests([R|Rs], {ok,ok,Buf}, From, Drv, Shell) ->
ReqFrom = if Rs =:= [] -> From; true -> undefined end,
- io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv);
-io_requests([_|_], Error, _From, _Drv) ->
+ io_requests(Rs, io_request(R, Drv, Shell, ReqFrom, Buf), From, Drv, Shell);
+io_requests([_|_], Error, _From, _Drv, _Shell) ->
Error;
-io_requests([], Stat, _From, _) ->
+io_requests([], Stat, _From, _, _Shell) ->
Stat.
%% io_reply(From, ReplyAs, Reply)
@@ -333,7 +333,7 @@ io_requests([], Stat, _From, _) ->
%% The ACK contains the return value.
io_reply(undefined, _ReplyAs, _Reply) ->
- %% Ignore these replies as they are generated from io_requests/4.
+ %% Ignore these replies as they are generated from io_requests/5.
ok;
io_reply(From, ReplyAs, Reply) ->
From ! {io_reply,ReplyAs,Reply},
@@ -442,8 +442,8 @@ getopts(Drv,Buf) ->
%% {Result,NewSaveBuffer}
%% {error,What,NewSaveBuffer}
-get_password_chars(Drv,Buf) ->
- case get_password_line(Buf, Drv) of
+get_password_chars(Drv,Shell,Buf) ->
+ case get_password_line(Buf, Drv, Shell) of
{done, Line, Buf1} ->
{ok, Line, Buf1};
interrupted ->
@@ -452,59 +452,59 @@ get_password_chars(Drv,Buf) ->
{exit, terminated}
end.
-get_chars_n(Prompt, M, F, Xa, Drv, Buf, Encoding) ->
+get_chars_n(Prompt, M, F, Xa, Drv, Shell, Buf, Encoding) ->
Pbs = prompt_bytes(Prompt, Encoding),
case get(echo) of
true ->
- get_chars_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding);
+ get_chars_loop(Pbs, M, F, Xa, Drv, Shell, Buf, start, Encoding);
false ->
- get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding)
+ get_chars_n_loop(Pbs, M, F, Xa, Drv, Shell, Buf, start, Encoding)
end.
-get_chars_line(Prompt, M, F, Xa, Drv, Buf, Encoding) ->
+get_chars_line(Prompt, M, F, Xa, Drv, Shell, Buf, Encoding) ->
Pbs = prompt_bytes(Prompt, Encoding),
- get_chars_loop(Pbs, M, F, Xa, Drv, Buf, start, Encoding).
+ get_chars_loop(Pbs, M, F, Xa, Drv, Shell, Buf, start, Encoding).
-get_chars_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) ->
+get_chars_loop(Pbs, M, F, Xa, Drv, Shell, Buf0, State, Encoding) ->
Result = case get(echo) of
true ->
- get_line(Buf0, Pbs, Drv, Encoding);
+ get_line(Buf0, Pbs, Drv, Shell, Encoding);
false ->
% get_line_echo_off only deals with lists
% and does not need encoding...
- get_line_echo_off(Buf0, Pbs, Drv)
+ get_line_echo_off(Buf0, Pbs, Drv, Shell)
end,
case Result of
{done,Line,Buf} ->
- get_chars_apply(Pbs, M, F, Xa, Drv, Buf, State, Line, Encoding);
+ get_chars_apply(Pbs, M, F, Xa, Drv, Shell, Buf, State, Line, Encoding);
interrupted ->
{error,{error,interrupted},[]};
terminated ->
{exit,terminated}
end.
-get_chars_apply(Pbs, M, F, Xa, Drv, Buf, State0, Line, Encoding) ->
+get_chars_apply(Pbs, M, F, Xa, Drv, Shell, Buf, State0, Line, Encoding) ->
case catch M:F(State0, cast(Line,get(read_mode), Encoding), Encoding, Xa) of
{stop,Result,Rest} ->
{ok,Result,append(Rest, Buf, Encoding)};
{'EXIT',_} ->
{error,{error,err_func(M, F, Xa)},[]};
State1 ->
- get_chars_loop(Pbs, M, F, Xa, Drv, Buf, State1, Encoding)
+ get_chars_loop(Pbs, M, F, Xa, Drv, Shell, Buf, State1, Encoding)
end.
-get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf0, State, Encoding) ->
+get_chars_n_loop(Pbs, M, F, Xa, Drv, Shell, Buf0, State, Encoding) ->
try M:F(State, cast(Buf0, get(read_mode), Encoding), Encoding, Xa) of
{stop,Result,Rest} ->
{ok, Result, Rest};
State1 ->
- case get_chars_echo_off(Pbs, Drv) of
+ case get_chars_echo_off(Pbs, Drv, Shell) of
interrupted ->
{error,{error,interrupted},[]};
terminated ->
{exit,terminated};
Buf ->
- get_chars_n_loop(Pbs, M, F, Xa, Drv, Buf, State1, Encoding)
+ get_chars_n_loop(Pbs, M, F, Xa, Drv, Shell, Buf, State1, Encoding)
end
catch _:_ ->
{error,{error,err_func(M, F, Xa)},[]}
@@ -523,24 +523,24 @@ err_func(_, F, _) ->
%% {done,LineChars,RestChars}
%% interrupted
-get_line(Chars, Pbs, Drv, Encoding) ->
+get_line(Chars, Pbs, Drv, Shell, Encoding) ->
{more_chars,Cont,Rs} = edlin:start(Pbs),
send_drv_reqs(Drv, Rs),
- get_line1(edlin:edit_line(Chars, Cont), Drv, new_stack(get(line_buffer)),
+ get_line1(edlin:edit_line(Chars, Cont), Drv, Shell, new_stack(get(line_buffer)),
Encoding).
-get_line1({done,Line,Rest,Rs}, Drv, Ls, _Encoding) ->
+get_line1({done,Line,Rest,Rs}, Drv, _Shell, Ls, _Encoding) ->
send_drv_reqs(Drv, Rs),
save_line_buffer(Line, get_lines(Ls)),
{done,Line,Rest};
-get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls0, Encoding)
+get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Shell, Ls0, Encoding)
when ((Mode =:= none) and (Char =:= $\^P))
or ((Mode =:= meta_left_sq_bracket) and (Char =:= $A)) ->
send_drv_reqs(Drv, Rs),
case up_stack(save_line(Ls0, edlin:current_line(Cont))) of
{none,_Ls} ->
send_drv(Drv, beep),
- get_line1(edlin:edit_line(Cs, Cont), Drv, Ls0, Encoding);
+ get_line1(edlin:edit_line(Cs, Cont), Drv, Shell, Ls0, Encoding);
{Lcs,Ls} ->
send_drv_reqs(Drv, edlin:erase_line(Cont)),
{more_chars,Ncont,Nrs} = edlin:start(edlin:prompt(Cont)),
@@ -548,16 +548,17 @@ get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls0, Encoding)
get_line1(edlin:edit_line1(lists:sublist(Lcs, 1, length(Lcs)-1),
Ncont),
Drv,
+ Shell,
Ls, Encoding)
end;
-get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls0, Encoding)
+get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Shell, Ls0, Encoding)
when ((Mode =:= none) and (Char =:= $\^N))
or ((Mode =:= meta_left_sq_bracket) and (Char =:= $B)) ->
send_drv_reqs(Drv, Rs),
case down_stack(save_line(Ls0, edlin:current_line(Cont))) of
{none,_Ls} ->
send_drv(Drv, beep),
- get_line1(edlin:edit_line(Cs, Cont), Drv, Ls0, Encoding);
+ get_line1(edlin:edit_line(Cs, Cont), Drv, Shell, Ls0, Encoding);
{Lcs,Ls} ->
send_drv_reqs(Drv, edlin:erase_line(Cont)),
{more_chars,Ncont,Nrs} = edlin:start(edlin:prompt(Cont)),
@@ -565,6 +566,7 @@ get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls0, Encoding)
get_line1(edlin:edit_line1(lists:sublist(Lcs, 1, length(Lcs)-1),
Ncont),
Drv,
+ Shell,
Ls, Encoding)
end;
%% ^R = backward search, ^S = forward search.
@@ -577,7 +579,7 @@ get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls0, Encoding)
%% new modes: search, search_quit, search_found. These are added to
%% the regular ones (none, meta_left_sq_bracket) and handle special
%% cases of history search.
-get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls, Encoding)
+get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Shell, Ls, Encoding)
when ((Mode =:= none) and (Char =:= $\^R)) ->
send_drv_reqs(Drv, Rs),
%% drop current line, move to search mode. We store the current
@@ -587,8 +589,8 @@ get_line1({undefined,{_A,Mode,Char},Cs,Cont,Rs}, Drv, Ls, Encoding)
Pbs = prompt_bytes("(search)`': ", Encoding),
{more_chars,Ncont,Nrs} = edlin:start(Pbs, search),
send_drv_reqs(Drv, Nrs),
- get_line1(edlin:edit_line1(Cs, Ncont), Drv, Ls, Encoding);
-get_line1({expand, Before, Cs0, Cont,Rs}, Drv, Ls0, Encoding) ->
+ get_line1(edlin:edit_line1(Cs, Ncont), Drv, Shell, Ls, Encoding);
+get_line1({expand, Before, Cs0, Cont,Rs}, Drv, Shell, Ls0, Encoding) ->
send_drv_reqs(Drv, Rs),
ExpandFun = get(expand_fun),
{Found, Add, Matches} = ExpandFun(Before),
@@ -603,37 +605,37 @@ get_line1({expand, Before, Cs0, Cont,Rs}, Drv, Ls0, Encoding) ->
send_drv(Drv, {put_chars, unicode, unicode:characters_to_binary(MatchStr,unicode)}),
[$\^L | Cs1]
end,
- get_line1(edlin:edit_line(Cs, Cont), Drv, Ls0, Encoding);
-get_line1({undefined,_Char,Cs,Cont,Rs}, Drv, Ls, Encoding) ->
+ get_line1(edlin:edit_line(Cs, Cont), Drv, Shell, Ls0, Encoding);
+get_line1({undefined,_Char,Cs,Cont,Rs}, Drv, Shell, Ls, Encoding) ->
send_drv_reqs(Drv, Rs),
send_drv(Drv, beep),
- get_line1(edlin:edit_line(Cs, Cont), Drv, Ls, Encoding);
+ get_line1(edlin:edit_line(Cs, Cont), Drv, Shell, Ls, Encoding);
%% The search item was found and accepted (new line entered on the exact
%% result found)
-get_line1({_What,Cont={line,_Prompt,_Chars,search_found},Rs}, Drv, Ls0, Encoding) ->
+get_line1({_What,Cont={line,_Prompt,_Chars,search_found},Rs}, Drv, Shell, Ls0, Encoding) ->
Line = edlin:current_line(Cont),
%% this may create duplicate entries.
Ls = save_line(new_stack(get_lines(Ls0)), Line),
- get_line1({done, Line, "", Rs}, Drv, Ls, Encoding);
+ get_line1({done, Line, "", Rs}, Drv, Shell, Ls, Encoding);
%% The search mode has been exited, but the user wants to remain in line
%% editing mode wherever that was, but editing the search result.
-get_line1({What,Cont={line,_Prompt,_Chars,search_quit},Rs}, Drv, Ls, Encoding) ->
+get_line1({What,Cont={line,_Prompt,_Chars,search_quit},Rs}, Drv, Shell, Ls, Encoding) ->
Line = edlin:current_chars(Cont),
%% Load back the old prompt with the correct line number.
case get(search_quit_prompt) of
undefined -> % should not happen. Fallback.
LsFallback = save_line(new_stack(get_lines(Ls)), Line),
- get_line1({done, "\n", Line, Rs}, Drv, LsFallback, Encoding);
+ get_line1({done, "\n", Line, Rs}, Drv, Shell, LsFallback, Encoding);
Prompt -> % redraw the line and keep going with the same stack position
NCont = {line,Prompt,{lists:reverse(Line),[]},none},
send_drv_reqs(Drv, Rs),
send_drv_reqs(Drv, edlin:erase_line(Cont)),
send_drv_reqs(Drv, edlin:redraw_line(NCont)),
- get_line1({What, NCont ,[]}, Drv, pad_stack(Ls), Encoding)
+ get_line1({What, NCont ,[]}, Drv, Shell, pad_stack(Ls), Encoding)
end;
%% Search mode is entered.
get_line1({What,{line,Prompt,{RevCmd0,_Aft},search},Rs},
- Drv, Ls0, Encoding) ->
+ Drv, Shell, Ls0, Encoding) ->
send_drv_reqs(Drv, Rs),
%% Figure out search direction. ^S and ^R are returned through edlin
%% whenever we received a search while being already in search mode.
@@ -655,82 +657,88 @@ get_line1({What,{line,Prompt,{RevCmd0,_Aft},search},Rs},
{Ls2, {RevCmd, "': "++Line}}
end,
Cont = {line,Prompt,NewStack,search},
- more_data(What, Cont, Drv, Ls, Encoding);
-get_line1({What,Cont0,Rs}, Drv, Ls, Encoding) ->
+ more_data(What, Cont, Drv, Shell, Ls, Encoding);
+get_line1({What,Cont0,Rs}, Drv, Shell, Ls, Encoding) ->
send_drv_reqs(Drv, Rs),
- more_data(What, Cont0, Drv, Ls, Encoding).
+ more_data(What, Cont0, Drv, Shell, Ls, Encoding).
-more_data(What, Cont0, Drv, Ls, Encoding) ->
+more_data(What, Cont0, Drv, Shell, Ls, Encoding) ->
receive
{Drv,{data,Cs}} ->
- get_line1(edlin:edit_line(Cs, Cont0), Drv, Ls, Encoding);
+ get_line1(edlin:edit_line(Cs, Cont0), Drv, Shell, Ls, Encoding);
{Drv,eof} ->
- get_line1(edlin:edit_line(eof, Cont0), Drv, Ls, Encoding);
+ get_line1(edlin:edit_line(eof, Cont0), Drv, Shell, Ls, Encoding);
{io_request,From,ReplyAs,Req} when is_pid(From) ->
{more_chars,Cont,_More} = edlin:edit_line([], Cont0),
send_drv_reqs(Drv, edlin:erase_line(Cont)),
- io_request(Req, From, ReplyAs, Drv, []), %WRONG!!!
+ io_request(Req, From, ReplyAs, Drv, Shell, []), %WRONG!!!
send_drv_reqs(Drv, edlin:redraw_line(Cont)),
- get_line1({more_chars,Cont,[]}, Drv, Ls, Encoding);
+ get_line1({more_chars,Cont,[]}, Drv, Shell, Ls, Encoding);
{reply,{{From,ReplyAs},Reply}} ->
%% We take care of replies from puts here as well
io_reply(From, ReplyAs, Reply),
- more_data(What, Cont0, Drv, Ls, Encoding);
+ more_data(What, Cont0, Drv, Shell, Ls, Encoding);
{'EXIT',Drv,interrupt} ->
interrupted;
{'EXIT',Drv,_} ->
- terminated
+ terminated;
+ {'EXIT',Shell,R} ->
+ exit(R)
after
get_line_timeout(What)->
- get_line1(edlin:edit_line([], Cont0), Drv, Ls, Encoding)
+ get_line1(edlin:edit_line([], Cont0), Drv, Shell, Ls, Encoding)
end.
-get_line_echo_off(Chars, Pbs, Drv) ->
+get_line_echo_off(Chars, Pbs, Drv, Shell) ->
send_drv_reqs(Drv, [{put_chars, unicode,Pbs}]),
- get_line_echo_off1(edit_line(Chars,[]), Drv).
+ get_line_echo_off1(edit_line(Chars,[]), Drv, Shell).
-get_line_echo_off1({Chars,[]}, Drv) ->
+get_line_echo_off1({Chars,[]}, Drv, Shell) ->
receive
{Drv,{data,Cs}} ->
- get_line_echo_off1(edit_line(Cs, Chars), Drv);
+ get_line_echo_off1(edit_line(Cs, Chars), Drv, Shell);
{Drv,eof} ->
- get_line_echo_off1(edit_line(eof, Chars), Drv);
+ get_line_echo_off1(edit_line(eof, Chars), Drv, Shell);
{io_request,From,ReplyAs,Req} when is_pid(From) ->
- io_request(Req, From, ReplyAs, Drv, []),
- get_line_echo_off1({Chars,[]}, Drv);
+ io_request(Req, From, ReplyAs, Drv, Shell, []),
+ get_line_echo_off1({Chars,[]}, Drv, Shell);
{reply,{{From,ReplyAs},Reply}} when From =/= undefined ->
%% We take care of replies from puts here as well
io_reply(From, ReplyAs, Reply),
- get_line_echo_off1({Chars,[]},Drv);
+ get_line_echo_off1({Chars,[]},Drv, Shell);
{'EXIT',Drv,interrupt} ->
interrupted;
{'EXIT',Drv,_} ->
- terminated
+ terminated;
+ {'EXIT',Shell,R} ->
+ exit(R)
end;
-get_line_echo_off1({Chars,Rest}, _Drv) ->
+get_line_echo_off1({Chars,Rest}, _Drv, _Shell) ->
{done,lists:reverse(Chars),case Rest of done -> []; _ -> Rest end}.
-get_chars_echo_off(Pbs, Drv) ->
+get_chars_echo_off(Pbs, Drv, Shell) ->
send_drv_reqs(Drv, [{put_chars, unicode,Pbs}]),
- get_chars_echo_off1(Drv).
+ get_chars_echo_off1(Drv, Shell).
-get_chars_echo_off1(Drv) ->
+get_chars_echo_off1(Drv, Shell) ->
receive
{Drv, {data, Cs}} ->
Cs;
{Drv, eof} ->
eof;
{io_request,From,ReplyAs,Req} when is_pid(From) ->
- io_request(Req, From, ReplyAs, Drv, []),
- get_chars_echo_off1(Drv);
+ io_request(Req, From, ReplyAs, Drv, Shell, []),
+ get_chars_echo_off1(Drv, Shell);
{reply,{{From,ReplyAs},Reply}} when From =/= undefined ->
%% We take care of replies from puts here as well
io_reply(From, ReplyAs, Reply),
- get_chars_echo_off1(Drv);
+ get_chars_echo_off1(Drv, Shell);
{'EXIT',Drv,interrupt} ->
interrupted;
{'EXIT',Drv,_} ->
- terminated
+ terminated;
+ {'EXIT',Shell,R} ->
+ exit(R)
end.
%% We support line editing for the ICANON mode except the following
@@ -861,30 +869,32 @@ search_down_stack(Stack, Substr) ->
%% This is get_line without line editing (except for backspace) and
%% without echo.
-get_password_line(Chars, Drv) ->
- get_password1(edit_password(Chars,[]),Drv).
+get_password_line(Chars, Drv, Shell) ->
+ get_password1(edit_password(Chars,[]),Drv,Shell).
-get_password1({Chars,[]}, Drv) ->
+get_password1({Chars,[]}, Drv, Shell) ->
receive
{Drv,{data,Cs}} ->
- get_password1(edit_password(Cs,Chars),Drv);
+ get_password1(edit_password(Cs,Chars),Drv,Shell);
{io_request,From,ReplyAs,Req} when is_pid(From) ->
%send_drv_reqs(Drv, [{delete_chars, -length(Pbs)}]),
- io_request(Req, From, ReplyAs, Drv, []), %WRONG!!!
+ io_request(Req, From, ReplyAs, Drv, Shell, []), %WRONG!!!
%% I guess the reason the above line is wrong is that Buf is
%% set to []. But do we expect anything but plain output?
- get_password1({Chars, []}, Drv);
+ get_password1({Chars, []}, Drv, Shell);
{reply,{{From,ReplyAs},Reply}} ->
%% We take care of replies from puts here as well
io_reply(From, ReplyAs, Reply),
- get_password1({Chars, []},Drv);
+ get_password1({Chars, []},Drv, Shell);
{'EXIT',Drv,interrupt} ->
interrupted;
{'EXIT',Drv,_} ->
- terminated
+ terminated;
+ {'EXIT',Shell,R} ->
+ exit(R)
end;
-get_password1({Chars,Rest},Drv) ->
+get_password1({Chars,Rest},Drv,_Shell) ->
send_drv_reqs(Drv,[{put_chars, unicode, "\n"}]),
{done,lists:reverse(Chars),case Rest of done -> []; _ -> Rest end}.
diff --git a/lib/kernel/src/inet.erl b/lib/kernel/src/inet.erl
index fe91b0d33e..4bad523dff 100644
--- a/lib/kernel/src/inet.erl
+++ b/lib/kernel/src/inet.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2018. 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.
@@ -34,7 +34,8 @@
ip/1, stats/0, options/0,
pushf/3, popf/1, close/1, gethostname/0, gethostname/1,
parse_ipv4_address/1, parse_ipv6_address/1, parse_ipv4strict_address/1,
- parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1, ntoa/1]).
+ parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1,
+ ntoa/1, ipv4_mapped_ipv6_address/1]).
-export([connect_options/2, listen_options/2, udp_options/2, sctp_options/2]).
-export([udp_module/1, tcp_module/1, tcp_module/2, sctp_module/1]).
@@ -675,6 +676,14 @@ parse_address(Addr) ->
parse_strict_address(Addr) ->
inet_parse:strict_address(Addr).
+-spec ipv4_mapped_ipv6_address(ip_address()) -> ip_address().
+ipv4_mapped_ipv6_address({D1,D2,D3,D4})
+ when (D1 bor D2 bor D3 bor D4) < 256 ->
+ {0,0,0,0,0,16#ffff,(D1 bsl 8) bor D2,(D3 bsl 8) bor D4};
+ipv4_mapped_ipv6_address({D1,D2,D3,D4,D5,D6,D7,D8})
+ when (D1 bor D2 bor D3 bor D4 bor D5 bor D6 bor D7 bor D8) < 65536 ->
+ {D7 bsr 8,D7 band 255,D8 bsr 8,D8 band 255}.
+
%% Return a list of available options
options() ->
[
@@ -1244,9 +1253,7 @@ gethostbyname_string(Name, Type)
inet ->
inet_parse:ipv4_address(Name);
inet6 ->
- %% XXX should we really translate IPv4 addresses here
- %% even if we do not know if this host can do IPv6?
- inet_parse:ipv6_address(Name)
+ inet_parse:ipv6strict_address(Name)
end of
{ok,IP} ->
{ok,make_hostent(Name, [IP], [], Type)};
diff --git a/lib/kernel/src/inet_hosts.erl b/lib/kernel/src/inet_hosts.erl
index 0bdf00ac30..fc653bf0d3 100644
--- a/lib/kernel/src/inet_hosts.erl
+++ b/lib/kernel/src/inet_hosts.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2018. 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.
@@ -72,9 +72,6 @@ gethostbyname(Name, Type, Byname, Byaddr) ->
gethostbyaddr({A,B,C,D}=IP) when ?ip(A,B,C,D) ->
gethostbyaddr(IP, inet);
-%% ipv4 only ipv6 address
-gethostbyaddr({0,0,0,0,0,16#ffff=F,G,H}) when ?ip6(0,0,0,0,0,F,G,H) ->
- gethostbyaddr({G bsr 8, G band 255, H bsr 8, H band 255});
gethostbyaddr({A,B,C,D,E,F,G,H}=IP) when ?ip6(A,B,C,D,E,F,G,H) ->
gethostbyaddr(IP, inet6);
gethostbyaddr(Addr) when is_list(Addr) ->
diff --git a/lib/kernel/src/inet_res.erl b/lib/kernel/src/inet_res.erl
index 49aa5f8bda..6454802b04 100644
--- a/lib/kernel/src/inet_res.erl
+++ b/lib/kernel/src/inet_res.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2018. 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.
@@ -349,9 +349,6 @@ gethostbyaddr_tm({A,B,C,D} = IP, Timer) when ?ip(A,B,C,D) ->
{ok, HEnt} -> {ok, HEnt};
_ -> res_gethostbyaddr(dn_in_addr_arpa(A,B,C,D), IP, Timer)
end;
-%% ipv4 only ipv6 address
-gethostbyaddr_tm({0,0,0,0,0,16#ffff,G,H},Timer) when is_integer(G+H) ->
- gethostbyaddr_tm({G div 256, G rem 256, H div 256, H rem 256},Timer);
gethostbyaddr_tm({A,B,C,D,E,F,G,H} = IP, Timer) when ?ip6(A,B,C,D,E,F,G,H) ->
inet_db:res_update_conf(),
case inet_db:gethostbyaddr(IP) of
@@ -431,28 +428,7 @@ gethostbyname(Name,Family,Timeout) ->
gethostbyname_tm(Name,inet,Timer) ->
getbyname_tm(Name,?S_A,Timer);
gethostbyname_tm(Name,inet6,Timer) ->
- case getbyname_tm(Name,?S_AAAA,Timer) of
- {ok,HEnt} -> {ok,HEnt};
- {error,nxdomain} ->
- case getbyname_tm(Name, ?S_A,Timer) of
- {ok, HEnt} ->
- %% rewrite to a ipv4 only ipv6 address
- {ok,
- HEnt#hostent {
- h_addrtype = inet6,
- h_length = 16,
- h_addr_list =
- lists:map(
- fun({A,B,C,D}) ->
- {0,0,0,0,0,16#ffff,A*256+B,C*256+D}
- end, HEnt#hostent.h_addr_list)
- }};
- Error ->
- Error
- end;
- Error ->
- Error
- end;
+ getbyname_tm(Name,?S_AAAA,Timer);
gethostbyname_tm(_Name, _Family, _Timer) ->
{error, einval}.
diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl
index cdb10a7b12..f38989d103 100644
--- a/lib/kernel/src/net_kernel.erl
+++ b/lib/kernel/src/net_kernel.erl
@@ -1777,16 +1777,16 @@ async_reply({reply, Msg, State}, From) ->
async_gen_server_reply(From, Msg) ->
{Pid, Tag} = From,
M = {Tag, Msg},
- case catch erlang:send(Pid, M, [nosuspend, noconnect]) of
+ try erlang:send(Pid, M, [nosuspend, noconnect]) of
ok ->
ok;
nosuspend ->
_ = spawn(fun() -> catch erlang:send(Pid, M, [noconnect]) end),
ok;
noconnect ->
- ok; % The gen module takes care of this case.
- {'EXIT', _} ->
- ok
+ ok % The gen module takes care of this case.
+ catch
+ _:_ -> ok
end.
call_owner(Owner, Msg) ->
diff --git a/lib/kernel/src/os.erl b/lib/kernel/src/os.erl
index 1e9db80058..77c883f57f 100644
--- a/lib/kernel/src/os.erl
+++ b/lib/kernel/src/os.erl
@@ -358,16 +358,16 @@ get_data(Port, MonRef, Eot, Sofar, Size, Max) ->
iolist_to_binary(Sofar)
end.
-eot(_Bs, <<>>, _Size, _Max) ->
+eot(Bs, <<>>, Size, Max) when Size + byte_size(Bs) < Max ->
more;
+eot(Bs, <<>>, Size, Max) ->
+ binary:part(Bs, {0, Max - Size});
eot(Bs, Eot, Size, Max) ->
case binary:match(Bs, Eot) of
- nomatch when Size + byte_size(Bs) < Max ->
- more;
{Pos, _} when Size + Pos < Max ->
binary:part(Bs,{0, Pos});
_ ->
- binary:part(Bs,{0, Max - Size})
+ eot(Bs, <<>>, Size, Max)
end.
%% When port_close returns we know that all the
diff --git a/lib/kernel/src/rpc.erl b/lib/kernel/src/rpc.erl
index 0e0b7dffa3..d197de942f 100644
--- a/lib/kernel/src/rpc.erl
+++ b/lib/kernel/src/rpc.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2018. 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.
@@ -418,10 +418,7 @@ abcast(Name, Mess) ->
abcast([Node|Tail], Name, Mess) ->
Dest = {Name,Node},
- case catch erlang:send(Dest, Mess, [noconnect]) of
- noconnect -> spawn(erlang, send, [Dest,Mess]), ok;
- _ -> ok
- end,
+ try erlang:send(Dest, Mess) catch error:_ -> ok end,
abcast(Tail, Name, Mess);
abcast([], _,_) -> abcast.
@@ -498,7 +495,7 @@ start_monitor(Node, Name) ->
Module :: module(),
Function :: atom(),
Args :: [term()],
- ResL :: [term()],
+ ResL :: [Res :: term() | {'badrpc', Reason :: term()}],
BadNodes :: [node()].
multicall(M, F, A) ->
@@ -509,14 +506,14 @@ multicall(M, F, A) ->
Module :: module(),
Function :: atom(),
Args :: [term()],
- ResL :: [term()],
+ ResL :: [Res :: term() | {'badrpc', Reason :: term()}],
BadNodes :: [node()];
(Module, Function, Args, Timeout) -> {ResL, BadNodes} when
Module :: module(),
Function :: atom(),
Args :: [term()],
Timeout :: timeout(),
- ResL :: [term()],
+ ResL :: [Res :: term() | {'badrpc', Reason :: term()}],
BadNodes :: [node()].
multicall(Nodes, M, F, A) when is_list(Nodes) ->
@@ -531,7 +528,7 @@ multicall(M, F, A, Timeout) ->
Function :: atom(),
Args :: [term()],
Timeout :: timeout(),
- ResL :: [term()],
+ ResL :: [Res :: term() | {'badrpc', Reason :: term()}],
BadNodes :: [node()].
multicall(Nodes, M, F, A, infinity)
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-02 12:33:11 +0000