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dft_tools/triqs/utility/callbacks.cpp
2014-06-03 17:07:44 +02:00

39 lines
1.4 KiB
C++

/*******************************************************************************
*
* TRIQS: a Toolbox for Research in Interacting Quantum Systems
*
* Copyright (C) 2011 by M. Ferrero, O. Parcollet
*
* TRIQS is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* TRIQS. If not, see <http://www.gnu.org/licenses/>.
*
******************************************************************************/
#include "callbacks.hpp"
#include "signal_handler.hpp"
#include <chrono>
namespace triqs {
namespace utility {
std::function<bool()> clock_callback(int time_in_seconds) {
signal_handler::start();
if (time_in_seconds <= 0)
return []() { return (triqs::signal_handler::received()); };
auto end_time = std::chrono::system_clock::now() + std::chrono::seconds(time_in_seconds);
return [end_time]() { return (triqs::signal_handler::received()) || (std::chrono::system_clock::now() > end_time); };
}
}
}