alarm - example of how to use alarm function
alarm [OPTIONS] [[HOURS:][MINUTES:]SECONDS]
alarm(1) is a timer based on alarm(3p).
-h or --help Display this message.
-V or --version Display the version.
Exits success if timer is reached; exits failure otherwise.
Written by Gaël PORTAY gael.portay@savoirfairelinux.com
Copyright (C) 2018 Savoir-Faire Linux Inc.
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 2.1 of the License, or (at your option) any later version.
alarm(3p)