SHLib is a support tool for checking availability requirements.
How to use :
#!/bin/sh
curl -sL https://raw.githubusercontent.com/hsbmaulana/shlib/1.0.0/bin/run | sh -s program1 program2 program3 || exit 1
echo 'When you see this message... it means all requirements clearly installed...'- Hasby Maulana (@hsbmaulana)