If you need a simple script logic, you could use bash like this: ==============>8==================>8============== #!/bin/bash PACKAGES="package1 package2 package3" for PACKAGE in ${PACKAGES}; do dpkg -l ${PACKAGE} > /dev/null 2>&1 if [ !$? ]; then aptitude install ${PACKAGE} fi done ==============>8==================>8============== Now, if you need this at package level, you should listen to Pietro's advices. On 03/01/12 13:08, fred0a@free.fr wrote: > Hello, > > What's the way to take, to test the presence of a list of packages and to install one package or more in case where none are already installed ? > > Regards, > > Fred. > > -- Luis Alejandro Martínez Faneyth Blog: http://www.huntingbears.com.ve/ Twitter/Identi.ca: @LuisAlejandro ED51 8FE7 4107 715D 0464 8366 F614 5A95 E78D AA2E CODE IS POETRY
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