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Command validation tool
### Description
**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.
### Example
~~bash
$ cmdok gcc
checking gcc ... OK
$ cmdok install tar gzip ar clang
checking install ... OK
checking tar ... OK
checking gzip ... OK
checking ar ... OK
checking clang ... OK
~~
**cmdok** retruns '0' on success. It can be used in scripts that check commands before running them. Example:
~~bash
if cmdok -f install; then
install ...
else
exit 1
fi
~~
### Usage
~~
cmdok [OPTIONS] <command>..
Options:
-n disable printing any status
-f print status only on fail
-v display version information and exit
<command>.. commands to check
~~