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base: catch ipc error in signal proxy

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actually do what the comments says ...

Issue #2584
This commit is contained in:
Alexander Boettcher
2017-11-29 22:53:23 +01:00
committed by Christian Helmuth
parent a38ec2854a
commit bf74c1694d
1 changed files with 5 additions and 3 deletions
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8
repos/base/src/lib/base/entrypoint.cc
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@@ -121,9 +121,11 @@ void Entrypoint::_process_incoming_signals()
* destroyed. In that case we will get an ipc error exception
* as result, which has to be caught.
*/
retry<Blocking_canceled>(
[&] () { _signal_proxy_cap.call<Signal_proxy::Rpc_signal>(); },
[] () { warning("blocking canceled during signal processing"); });
try {
retry<Blocking_canceled>(
[&] () { _signal_proxy_cap.call<Signal_proxy::Rpc_signal>(); },
[] () { warning("blocking canceled during signal processing"); });
} catch (Genode::Ipc_error) { /* ignore - context got destroyed in meantime */ }
cmpxchg(&_signal_recipient, SIGNAL_PROXY, NONE);
} else {