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rocm-systems/source/lib/rocprof-sys/library/causal/components/causal_gotcha.cpp
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2025-01-29 16:53:16 -05:00

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// MIT License
//
// Copyright (c) 2022-2025 Advanced Micro Devices, Inc. All Rights Reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "library/causal/components/causal_gotcha.hpp"
#include "core/config.hpp"
#include "library/causal/components/blocking_gotcha.hpp"
#include "library/causal/components/unblocking_gotcha.hpp"
#include <timemory/backends/threading.hpp>
#include <timemory/signals/signal_mask.hpp>
#include <timemory/utility/macros.hpp>
#include <timemory/utility/types.hpp>
#include <array>
#include <vector>
namespace rocprofsys
{
namespace causal
{
namespace component
{
namespace
{
using bundle_t = tim::lightweight_tuple<blocking_gotcha_t, unblocking_gotcha_t>;
auto&
get_bundle()
{
static auto _v = std::unique_ptr<bundle_t>{};
if(!_v) _v = std::make_unique<bundle_t>("causal_gotcha");
return _v;
}
const auto&
sampling_signals()
{
static auto _v = get_sampling_signals();
return _v;
}
bool is_configured = false;
} // namespace
//--------------------------------------------------------------------------------------//
void
causal_gotcha::configure()
{
if(!is_configured)
{
blocking_gotcha::configure();
unblocking_gotcha::configure();
is_configured = true;
}
}
void
causal_gotcha::shutdown()
{
if(is_configured)
{
blocking_gotcha::shutdown();
unblocking_gotcha::shutdown();
is_configured = false;
}
}
void
causal_gotcha::start()
{
configure();
get_bundle()->start();
}
void
causal_gotcha::stop()
{
get_bundle()->stop();
shutdown();
}
void
causal_gotcha::remove_signals(sigset_t* _set)
{
for(auto _sig : sampling_signals())
{
if(sigismember(_set, _sig) != 0) sigdelset(_set, _sig);
}
if(sigismember(_set, SIGSEGV) != 0) sigdelset(_set, SIGSEGV);
if(sigismember(_set, SIGABRT) != 0) sigdelset(_set, SIGABRT);
}
} // namespace component
} // namespace causal
} // namespace rocprofsys