Checking for installed packages and if not found install

Question

I need to check for installed packages and if not installed install them.

Example for RHEL, CentOS, Fedora:

rpm -qa | grep glibc-static
glibc-static-2.1         


        

Answer 1

If you are doing this against downloaded RPMs. you can do it by.

rpm -Uvh package-name-version-tag.rpm