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39 lignes
1.2 KiB
39 lignes
1.2 KiB
% This file is part of Jiffy released under the MIT license.
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% See the LICENSE file for more information.
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%
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% Only run the EQC checks when EQC is present.
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HaveEQC = code:which(eqc) =/= non_existing,
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ErlOpts = if not HaveEQC -> []; true ->
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[{d, 'HAVE_EQC'}]
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end,
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Config1 = case lists:keyfind(erl_opts, 1, CONFIG) of
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{erl_opts, Opts} ->
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NewOpts = {erl_opts, Opts ++ ErlOpts},
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lists:keyreplace(erl_opts, 1, CONFIG, NewOpts);
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false ->
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CONFIG ++ [{erl_opts, ErlOpts}]
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end,
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case os:type() of
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{unix, _} ->
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CC = case os:getenv("CC") of
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false -> "cc";
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Else -> Else
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end,
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FLTO_CHECK = "echo 'int main(int argc, char *argv[]) {return 0;}' | "
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++ CC ++ " -c -x c -o /dev/null -flto -",
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case os:cmd(FLTO_CHECK) of
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[] ->
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{port_env, PortEnv} = lists:keyfind(port_env, 1, Config1),
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NewFlag = {".*", "FLTO_FLAG", "-flto"},
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NewPortEnv = lists:keyreplace("FLTO_FLAG", 2, PortEnv, NewFlag),
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lists:keyreplace(port_env, 1, Config1, {port_env, NewPortEnv});
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_ ->
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Config1
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end;
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_ ->
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Config1
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end.
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