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0b262e9496
* Genode: add native signal handler * Genode: add scheduleCallbacks to asyncdispatch This resolves some awkwardness where an RPC server may or may not use callSoon while dispatching RPC but without scheduling timers or I/O.
40 lines
860 B
C++
40 lines
860 B
C++
/*
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*
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* Nim's Runtime Library
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* (c) Copyright 2022 Emery Hemingway
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*
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* See the file "copying.txt", included in this
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* distribution, for details about the copyright.
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*
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*/
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#ifndef _NIM_SIGNALS_H_
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#define _NIM_SIGNALS_H_
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#include <libc/component.h>
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#include <base/signal.h>
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#include <util/reconstructible.h>
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// Symbol for calling back into Nim
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extern "C" void nimHandleSignal(void *arg);
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namespace Nim { struct SignalHandler; }
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struct Nim::SignalHandler
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{
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// Pointer to the Nim handler object.
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void *arg;
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void handle_signal() {
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Libc::with_libc([this] () { nimHandleSignal(arg); }); }
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Genode::Signal_handler<SignalHandler> handler;
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SignalHandler(Genode::Entrypoint *ep, void *arg)
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: arg(arg), handler(*ep, *this, &SignalHandler::handle_signal) { }
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Genode::Signal_context_capability cap() { return handler; }
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};
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#endif
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