cmdok checks that specified commands are OK. If command is OK than it exists in PATH and can be run.
It is a simple, small and portable Bash script. It is useful in software packages that want to check that some commands exist before trying to run them.
See wiki for more information and examples.
This is a program in script shell to manage user accounts, groups, rules and parameters for Squid Proxy. This application was developed to help new system administrators providing an easier and faster way to do this job.