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-rw-r--r--lib/kernel/src/disk_log.erl102
1 files changed, 49 insertions, 53 deletions
diff --git a/lib/kernel/src/disk_log.erl b/lib/kernel/src/disk_log.erl
index c238eff12f..9b44021872 100644
--- a/lib/kernel/src/disk_log.erl
+++ b/lib/kernel/src/disk_log.erl
@@ -1,18 +1,19 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. 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.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
%%
@@ -1076,13 +1077,13 @@ log_end(S, [], [], Sync) ->
log_end(S, Pids, Bins, Sync) ->
case do_log(get(log), rflat(Bins)) of
N when is_integer(N) ->
- replies(Pids, ok),
+ ok = replies(Pids, ok),
S1 = (state_ok(S))#state{cnt = S#state.cnt+N},
log_end_sync(S1, Sync);
{error, {error, {full, _Name}}, N} when Pids =:= [] ->
log_end_sync(state_ok(S#state{cnt = S#state.cnt + N}), Sync);
{error, Error, N} ->
- replies(Pids, Error),
+ ok = replies(Pids, Error),
state_err(S#state{cnt = S#state.cnt + N}, Error)
end.
@@ -1091,7 +1092,7 @@ log_end_sync(S, []) ->
S;
log_end_sync(S, Sync) ->
Res = do_sync(get(log)),
- replies(Sync, Res),
+ ok = replies(Sync, Res),
state_err(S, Res).
%% Inlined.
@@ -1183,7 +1184,7 @@ do_exit(S, From, Message0, Reason) ->
_ -> Message0
end,
_ = disk_log_server:close(self()),
- replies(From, Message),
+ ok = replies(From, Message),
?PROFILE(ep:done()),
exit(Reason).
@@ -1309,13 +1310,20 @@ compare_arg(_Attr, _Val, _A) ->
%% -> {ok, Res, log(), Cnt} | Error
do_open(A) ->
- L = #log{name = A#arg.name,
- filename = A#arg.file,
- size = A#arg.size,
- head = mk_head(A#arg.head, A#arg.format),
- mode = A#arg.mode,
- version = A#arg.version},
- do_open2(L, A).
+ #arg{type = Type, format = Format, name = Name, head = Head0,
+ file = FName, repair = Repair, size = Size, mode = Mode,
+ version = V} = A,
+ Head = mk_head(Head0, Format),
+ case do_open2(Type, Format, Name, FName, Repair, Size, Mode, Head, V) of
+ {ok, Ret, Extra, FormatType, NoItems} ->
+ L = #log{name = Name, type = Type, format = Format,
+ filename = FName, size = Size,
+ format_type = FormatType, head = Head, mode = Mode,
+ version = V, extra = Extra},
+ {ok, Ret, L, NoItems};
+ Error ->
+ Error
+ end.
mk_head({head, Term}, internal) -> {ok, term_to_binary(Term)};
mk_head({head, Bytes}, external) -> {ok, check_bytes(Bytes)};
@@ -1431,57 +1439,44 @@ do_inc_wrap_file(L) ->
%%-----------------------------------------------------------------
%% -> {ok, Reply, log(), Cnt} | Error
%% Note: the header is always written, even if the log size is too small.
-do_open2(L, #arg{type = halt, format = internal, name = Name,
- file = FName, repair = Repair, size = Size, mode = Mode}) ->
- case catch disk_log_1:int_open(FName, Repair, Mode, L#log.head) of
+do_open2(halt, internal, Name, FName, Repair, Size, Mode, Head, _V) ->
+ case catch disk_log_1:int_open(FName, Repair, Mode, Head) of
{ok, {_Alloc, FdC, {NoItems, _NoBytes}, FileSize}} ->
Halt = #halt{fdc = FdC, curB = FileSize, size = Size},
- {ok, {ok, Name}, L#log{format_type = halt_int, extra = Halt},
- NoItems};
+ {ok, {ok, Name}, Halt, halt_int, NoItems};
{repaired, FdC, Rec, Bad, FileSize} ->
Halt = #halt{fdc = FdC, curB = FileSize, size = Size},
{ok, {repaired, Name, {recovered, Rec}, {badbytes, Bad}},
- L#log{format_type = halt_int, extra = Halt},
- Rec};
+ Halt, halt_int, Rec};
Error ->
Error
end;
-do_open2(L, #arg{type = wrap, format = internal, size = {MaxB, MaxF},
- name = Name, repair = Repair, file = FName, mode = Mode,
- version = V}) ->
+do_open2(wrap, internal, Name, FName, Repair, Size, Mode, Head, V) ->
+ {MaxB, MaxF} = Size,
case catch
- disk_log_1:mf_int_open(FName, MaxB, MaxF, Repair, Mode, L#log.head, V) of
+ disk_log_1:mf_int_open(FName, MaxB, MaxF, Repair, Mode, Head, V) of
{ok, Handle, Cnt} ->
- {ok, {ok, Name}, L#log{type = wrap,
- format_type = wrap_int,
- extra = Handle}, Cnt};
+ {ok, {ok, Name}, Handle, wrap_int, Cnt};
{repaired, Handle, Rec, Bad, Cnt} ->
{ok, {repaired, Name, {recovered, Rec}, {badbytes, Bad}},
- L#log{type = wrap, format_type = wrap_int, extra = Handle}, Cnt};
+ Handle, wrap_int, Cnt};
Error ->
Error
end;
-do_open2(L, #arg{type = halt, format = external, file = FName, name = Name,
- size = Size, repair = Repair, mode = Mode}) ->
- case catch disk_log_1:ext_open(FName, Repair, Mode, L#log.head) of
+do_open2(halt, external, Name, FName, Repair, Size, Mode, Head, _V) ->
+ case catch disk_log_1:ext_open(FName, Repair, Mode, Head) of
{ok, {_Alloc, FdC, {NoItems, _NoBytes}, FileSize}} ->
Halt = #halt{fdc = FdC, curB = FileSize, size = Size},
- {ok, {ok, Name},
- L#log{format_type = halt_ext, format = external, extra = Halt},
- NoItems};
+ {ok, {ok, Name}, Halt, halt_ext, NoItems};
Error ->
Error
end;
-do_open2(L, #arg{type = wrap, format = external, size = {MaxB, MaxF},
- name = Name, file = FName, repair = Repair, mode = Mode,
- version = V}) ->
+do_open2(wrap, external, Name, FName, Repair, Size, Mode, Head, V) ->
+ {MaxB, MaxF} = Size,
case catch
- disk_log_1:mf_ext_open(FName, MaxB, MaxF, Repair, Mode, L#log.head, V) of
+ disk_log_1:mf_ext_open(FName, MaxB, MaxF, Repair, Mode, Head, V) of
{ok, Handle, Cnt} ->
- {ok, {ok, Name}, L#log{type = wrap,
- format_type = wrap_ext,
- extra = Handle,
- format = external}, Cnt};
+ {ok, {ok, Name}, Handle, wrap_ext, Cnt};
Error ->
Error
end.
@@ -1881,7 +1876,8 @@ replies(Pids, Reply) ->
send_reply(Pids, M).
send_reply(Pid, M) when is_pid(Pid) ->
- Pid ! M;
+ Pid ! M,
+ ok;
send_reply([Pid | Pids], M) ->
Pid ! M,
send_reply(Pids, M);
@@ -2022,7 +2018,7 @@ notify_owners(Note) ->
cache_error(S, Pids) ->
Error = S#state.cache_error,
- replies(Pids, Error),
+ ok = replies(Pids, Error),
state_err(S#state{cache_error = ok}, Error).
state_ok(S) ->