/usr/include/mirtest/mir/test/signal.h is in mirtest-dev 0.31.1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | /*
* Copyright © 2014 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 or 3 as
* published by the Free Software Foundation.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
*/
#ifndef MIR_TEST_SIGNAL_H_
#define MIR_TEST_SIGNAL_H_
#include <gmock/gmock.h>
#include <condition_variable>
#include <chrono>
#include <mutex>
namespace mir
{
namespace test
{
/**
* @brief A threadsafe, waitable signal
*/
class Signal
{
public:
void raise();
bool raised();
void wait();
template<typename rep, typename period>
bool wait_for(std::chrono::duration<rep, period> delay)
{
std::unique_lock<decltype(mutex)> lock(mutex);
return cv.wait_for(lock, delay, [this]() { return signalled; });
}
template<class Clock, class Duration>
bool wait_until(std::chrono::time_point<Clock, Duration> const& time)
{
std::unique_lock<decltype(mutex)> lock(mutex);
return cv.wait_until(lock, time, [this]() { return signalled; });
}
void reset();
private:
std::mutex mutex;
std::condition_variable cv;
bool signalled{false};
};
ACTION_P(ReturnFalseAndWakeUp, signal)
{
signal->raise();
return false;
}
ACTION_P(WakeUp, signal)
{
signal->raise();
}
ACTION_P2(WakeUpWhenZero, signal, atomic_int)
{
if (atomic_int->fetch_sub(1) == 1)
{
signal->raise();
}
}
}
}
#endif // MIR_TEST_SIGNAL_H_
|