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authorAnders Svensson <[email protected]>2017-04-28 23:18:20 +0200
committerAnders Svensson <[email protected]>2017-06-13 13:50:06 +0200
commit494659c32e042937b040f2579a46ec69980ded3a (patch)
treebb7c9c06818f842a091e0ea34e32ce1e57db1354 /lib/diameter
parent4bfccba1943a21b1f723607f5b8e25773e48d98d (diff)
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Avoid recreating records
As in the parent commit, recreating the options record is relatively costly.
Diffstat (limited to 'lib/diameter')
-rw-r--r--lib/diameter/src/base/diameter_traffic.erl39
1 files changed, 24 insertions, 15 deletions
diff --git a/lib/diameter/src/base/diameter_traffic.erl b/lib/diameter/src/base/diameter_traffic.erl
index 72fb92dcf9..938a6e7af3 100644
--- a/lib/diameter/src/base/diameter_traffic.erl
+++ b/lib/diameter/src/base/diameter_traffic.erl
@@ -1261,27 +1261,36 @@ send_R(SvcName, AppOrAlias, Msg, CallOpts, Caller) ->
%% make_options/1
make_options(Options) ->
- lists:foldl(fun mo/2, #options{}, Options).
+ make_opts(Options, false, [], none, 5000).
-mo({timeout, T}, Rec)
- when is_integer(T), 0 =< T ->
- Rec#options{timeout = T};
+%% Do our own recursion since this is faster than a lists:foldl/3
+%% setting elements in an #options{} accumulator.
-mo({filter, F}, #options{filter = none} = Rec) ->
- Rec#options{filter = F};
-mo({filter, F}, #options{filter = {all, Fs}} = Rec) ->
- Rec#options{filter = {all, [F | Fs]}};
-mo({filter, F}, #options{filter = F0} = Rec) ->
- Rec#options{filter = {all, [F0, F]}};
+make_opts([], Detach, Extra, Filter, Tmo) ->
+ #options{detach = Detach,
+ extra = Extra,
+ filter = Filter,
+ timeout = Tmo};
-mo({extra, L}, #options{extra = X} = Rec)
+make_opts([{timeout, Tmo} | Rest], Detach, Extra, Filter, _)
+ when is_integer(Tmo), 0 =< Tmo ->
+ make_opts(Rest, Detach, Extra, Filter, Tmo);
+
+make_opts([{filter, F} | Rest], Detach, Extra, none, Tmo) ->
+ make_opts(Rest, Detach, Extra, F, Tmo);
+make_opts([{filter, F} | Rest], Detach, Extra, {all, Fs}, Tmo) ->
+ make_opts(Rest, Detach, Extra, {all, [F|Fs]}, Tmo);
+make_opts([{filter, F} | Rest], Detach, Extra, F0, Tmo) ->
+ make_opts(Rest, Detach, Extra, {all, [F0, F]}, Tmo);
+
+make_opts([{extra, L} | Rest], Detach, Extra, Filter, Tmo)
when is_list(L) ->
- Rec#options{extra = X ++ L};
+ make_opts(Rest, Detach, Extra ++ L, Filter, Tmo);
-mo(detach, Rec) ->
- Rec#options{detach = true};
+make_opts([detach | Rest], _, Extra, Filter, Tmo) ->
+ make_opts(Rest, true, Extra, Filter, Tmo);
-mo(T, _) ->
+make_opts([T | _], _, _, _, _) ->
?ERROR({invalid_option, T}).
%% ---------------------------------------------------------------------------