1 /* Copyright (c) 2010-2022. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "src/simix/simcall.hpp"
7 #include "simgrid/s4u/Host.hpp"
8 #include "src/kernel/actor/ActorImpl.hpp"
9 #include "src/kernel/actor/SimcallObserver.hpp"
10 #include "src/kernel/context/Context.hpp"
13 XBT_LOG_NEW_DEFAULT_CATEGORY(simix, "transmuting from user request into kernel handlers");
16 * @brief (in kernel mode) unpack the simcall and activate the handler
19 void simgrid::kernel::actor::ActorImpl::simcall_handle(int times_considered)
21 XBT_DEBUG("Handling simcall %p: %s", &simcall_, simcall_.get_cname());
22 if (simcall_.observer_ != nullptr)
23 simcall_.observer_->prepare(times_considered);
24 if (context_->wannadie())
27 xbt_assert(simcall_.call_ != simgrid::simix::Simcall::Type::NONE, "Asked to do the noop syscall on %s@%s",
28 get_cname(), get_host()->get_cname());
31 if (simcall_.call_ == simgrid::simix::Simcall::Type::RUN_ANSWERED)
35 /** @brief returns a printable string representing a simcall */
36 const char* simgrid::simix::Simcall::get_cname() const
38 if (observer_ != nullptr) {
39 static std::string name;
40 name = boost::core::demangle(typeid(*observer_).name());
41 const char* cname = name.c_str();
42 if (name.rfind("simgrid::kernel::", 0) == 0)
43 cname += 17; // strip prefix "simgrid::kernel::"
46 return to_c_str(call_);