1.2 KiB
kwh-cost
Calculates cost of electricity.
How to use
$ kwh-cost [OPTIONS] price wattage interval [interval ..]
Options are -v to show program's version; and -h to show usage of a program.
price is a price per kWh. wattage is how many Watts being consumed. interval is for how long.
wattage is in Watts, but it can come with following units: m, k|K, M, G, T.
interval is in seconds, but the following units are supported: m|M for minutes; h|H for hours;
and d|D for days. Also, there could be as many intervals passed as you need.
Here is an example:
$ kwh-cost 4.02 120 30d 2h
Will give 348.29.
Installation
Manually
Just run make install to build and copy executable in /usr/local/bin/, set a PREFIX= variable to change a default /usr/local path. Or just run make to only build an executable.
Use make uninstall to delete it (don't forget about the PREFIX= variable if you previously set it), or just delete ${PREFIX}/bin/kwh-cost by hand.
A LICENSE file is also being copied to ${PREFIX}/share/licenses/kwh-cost/LICENSE.
For ArchLinux
You can take a PKGBUILD file and in a directory with it run makepkg -i.