comfortable-swipe/lib/service/status.cpp
2019-02-13 09:09:35 +08:00

59 lines
2.0 KiB
C++

#ifndef __COMFORTABLE_SWIPE__service_status__
#define __COMFORTABLE_SWIPE__service_status__
/*
Comfortable Swipe
by Rico Tiongson
This program 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.
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/>.
*/
#include "../index.hpp"
#include <stdexcept> // std::runtime_error
#include <unistd.h> // popen, pclose, getpid, access, F_OK
#include <memory> // std::unique_ptr
#include <array> // std::array
#include <cstdlib> // std::atoi
#include <cstdio> // FILE, std::feof, std::fgets, std::printf
namespace comfortable_swipe::service
{
/**
* Restarts the comfortable-swipe service.
*/
void status()
{
// check if comfortable-swipe is running
bool running = false;
std::array<char, 128> buffer;
std::unique_ptr<FILE, decltype(&pclose)> pipe(popen("pgrep -f comfortable-swipe", "r"), pclose);
if (pipe && !std::feof(pipe.get()) && std::fgets(buffer.data(), buffer.size(), pipe.get()) != NULL)
{
int pid = std::atoi(buffer.data());
if (pid != getpid())
running = true;
}
// check if autostart is on
auto autostart_f = comfortable_swipe::util::autostart_filename();
bool autostart_on = access(autostart_f, F_OK) != -1;
// print status
std::printf("program is %s\n", running ? "ON" : "OFF");
std::printf("autostart is %s\n", autostart_on ? "ON" : "OFF");
}
}
#endif /* __COMFORTABLE_SWIPE__service_restart__ */