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24342db476
This patch updates the signal API to avoid raw pointers, and replaces the Context_already_in_use and Context_not_associated exceptions by diagnostic messages. Fixes #5247
57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
/*
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* \brief Connection to Terminal service
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* \author Norman Feske
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* \date 2011-08-12
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*/
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/*
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* Copyright (C) 2011-2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef _INCLUDE__TERMINAL_SESSION__CONNECTION_H_
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#define _INCLUDE__TERMINAL_SESSION__CONNECTION_H_
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#include <terminal_session/client.h>
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#include <base/connection.h>
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namespace Terminal { struct Connection; }
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struct Terminal::Connection : Genode::Connection<Session>, Session_client
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{
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/**
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* Wait for connection-established signal
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*
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* \noapi
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*/
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static void wait_for_connection(Genode::Capability<Session> cap)
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{
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using namespace Genode;
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/* create signal receiver, just for the single signal */
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Signal_context sig_ctx;
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Signal_receiver sig_rec;
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Signal_context_capability sig_cap = sig_rec.manage(sig_ctx);
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/* register signal handler */
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cap.call<Rpc_connected_sigh>(sig_cap);
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/* wati for signal */
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sig_rec.wait_for_signal();
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sig_rec.dissolve(sig_ctx);
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}
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Connection(Genode::Env &env, Label const &label = Label())
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:
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Genode::Connection<Session>(env, label, Ram_quota { 10*1024 }, Args()),
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Session_client(env.rm(), cap())
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{
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wait_for_connection(cap());
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}
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};
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#endif /* _INCLUDE__TERMINAL_SESSION__CONNECTION_H_ */
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