check_eventfd.cpp

/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *
 * This file is part of InspIRCd.  InspIRCd 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, version 2.
 *
 * 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 <sys/eventfd.h>

int main() {
	eventfd_t efd_data;
	int fd;

	fd = eventfd(0, EFD_NONBLOCK);
	eventfd_read(fd, &efd_data);

	return (fd < 0);
}