make network.find_free_port return nil if not found
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@ -410,7 +410,11 @@ static int l_get_total_download(lua::State* L, network::Network& network) {
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}
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static int l_find_free_port(lua::State* L, network::Network& network) {
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return lua::pushinteger(L, network.findFreePort());
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int port = network.findFreePort();
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if (port == -1) {
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return 0;
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}
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return lua::pushinteger(L, port);
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}
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static int l_set_nodelay(lua::State* L, network::Network& network) {
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