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authorDan Gudmundsson <[email protected]>2014-04-29 10:09:08 +0200
committerDan Gudmundsson <[email protected]>2015-03-27 13:15:24 +0100
commita83bf960f1018217d7f3c9c8387a37722aa93fc6 (patch)
treefddad434266d4af2e4835d4b071be9a4c798f5ec /lib/mnesia/src/mnesia_monitor.erl
parentbb7642ee5f326b25425634cfc40baa385f5ab3fa (diff)
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mnesia: Replace catch with try-catch
Avoids building stacktraces where it is not needed and do not mask errors, i.e. only catch the relevant classes in each try.
Diffstat (limited to 'lib/mnesia/src/mnesia_monitor.erl')
-rw-r--r--lib/mnesia/src/mnesia_monitor.erl38
1 files changed, 17 insertions, 21 deletions
diff --git a/lib/mnesia/src/mnesia_monitor.erl b/lib/mnesia/src/mnesia_monitor.erl
index 6fc1a394a6..d30ec10ec2 100644
--- a/lib/mnesia/src/mnesia_monitor.erl
+++ b/lib/mnesia/src/mnesia_monitor.erl
@@ -268,7 +268,7 @@ init([Parent]) ->
set(version, Version),
dbg_out("Version: ~p~n", [Version]),
- case catch process_config_args(env()) of
+ try process_config_args(env()) of
ok ->
mnesia_lib:set({'$$$_report', current_pos}, 0),
Level = mnesia_lib:val(debug),
@@ -288,8 +288,8 @@ init([Parent]) ->
set(pending_checkpoints, []),
set(pending_checkpoint_pids, []),
- {ok, #state{supervisor = Parent}};
- {'EXIT', Reason} ->
+ {ok, #state{supervisor = Parent}}
+ catch _:Reason ->
mnesia_lib:report_fatal("Bad configuration: ~p~n", [Reason]),
{stop, {bad_config, Reason}}
end.
@@ -323,25 +323,24 @@ non_empty_dir() ->
%%----------------------------------------------------------------------
handle_call({mktab, Tab, Args}, _From, State) ->
- case catch ?ets_new_table(Tab, Args) of
- {'EXIT', ExitReason} ->
+ try ?ets_new_table(Tab, Args) of
+ Reply ->
+ {reply, Reply, State}
+ catch error:ExitReason ->
Msg = "Cannot create ets table",
Reason = {system_limit, Msg, Tab, Args, ExitReason},
fatal("~p~n", [Reason]),
- {noreply, State};
- Reply ->
- {reply, Reply, State}
+ {noreply, State}
end;
handle_call({unsafe_mktab, Tab, Args}, _From, State) ->
- case catch ?ets_new_table(Tab, Args) of
- {'EXIT', ExitReason} ->
- {reply, {error, ExitReason}, State};
+ try ?ets_new_table(Tab, Args) of
Reply ->
{reply, Reply, State}
+ catch error:ExitReason ->
+ {reply, {error, ExitReason}, State}
end;
-
handle_call({open_dets, Tab, Args}, _From, State) ->
case mnesia_lib:dets_sync_open(Tab, Args) of
{ok, Tab} ->
@@ -546,7 +545,7 @@ handle_info({'EXIT', Pid, fatal}, State) when node(Pid) == node() ->
%% is in progress
%% exit(State#state.supervisor, shutdown),
%% It is better to kill an innocent process
- catch exit(whereis(mnesia_locker), kill),
+ ?SAFE(exit(whereis(mnesia_locker), kill)),
{noreply, State};
handle_info(Msg = {'EXIT',Pid,_}, State) ->
@@ -724,11 +723,8 @@ default_env(send_compressed) ->
0.
check_type(Env, Val) ->
- case catch do_check_type(Env, Val) of
- {'EXIT', _Reason} ->
- exit({bad_config, Env, Val});
- NewVal ->
- NewVal
+ try do_check_type(Env, Val)
+ catch error:_ -> exit({bad_config, Env, Val})
end.
do_check_type(access_module, A) when is_atom(A) -> A;
@@ -777,12 +773,12 @@ media(opt_disc) -> opt_disc;
media(ram) -> ram.
patch_env(Env, Val) ->
- case catch do_check_type(Env, Val) of
- {'EXIT', _Reason} ->
- {error, {bad_type, Env, Val}};
+ try do_check_type(Env, Val) of
NewVal ->
application_controller:set_env(mnesia, Env, NewVal),
NewVal
+ catch error:_ ->
+ {error, {bad_type, Env, Val}}
end.
detect_partitioned_network(Mon, Node) ->