brightness

Description

This small tool listens to file "actual_brightness" modification and reports current brightness percentage. Written in C. It can be used with i3blocks persistent block.

How to build

make release

The result executable will be placed into bin directory.

Config

[brightness]
command=./brightness/bin/brightness -a /sys/class/backlight/intel_backlight/actual_brightness -m /sys/class/backlight/intel_backlight/max_brightness
interval=persist

Usage

brightness 0.1 - read actual brightness value in non-blocking style.

Usage: brightness [options]
          
          Options:
          -a, --actual_brightness_path  	path to file with actual brightness string
          -m, --max_brightness_path     	path to file with max brightness string
          -h, --help                    	print this help.
          -V, --version                 	print version and exit.

Roadmap

Connect tool with i3blocks
Remove full paths from command arguments. Make it possible to set class or device and parse full path automatically via "/sys/brightness" or "/sys/leds".

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