On Fri, 2007-02-23 at 06:51 -0800, Michael M. wrote: > On Sat, 2007-02-10 at 14:35 +0100, Gilles Mocellin wrote: > > Le jeudi 8 février 2007 23:56, Mathias Brodala a écrit : > > > Hello Nelson. > > > > > > Nelson Castillo, 08.02.2007 23:52: > > > >> How to check whether hplip (or any other package) is installed on my > > > >> system or not ? > > > > > > > > dpkg -l | grep packagename > > > > > > Or just: > > > > > > $ dpkg -l packagename > > > > And if we don't know exactly the name : > > $ dpkg -l packagenam* > > Don't the both of you mean?: > > $ dpkg -s <packagename / packagenam* / | grep packagename> > > dpkg with the -l option just lists some information about the package, > but unless I'm missing something, it doesn't actually indicate whether > you have the package installed on your system.
[EMAIL PROTECTED]:/tmp$ dpkg -l evolution Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Installed/Config-files/Unpacked/Failed-config/Half-installed |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-=========================-=========================-================================================================== ii evolution 2.0.4-2sarge1 The groupware suite err... doesn't that tell me it's installed? > > >From the man page: > > dpkg -l | --list package-name-pattern ... > List packages matching given pattern. > dpkg -s | --status package-name ... > Report status of specified package. > > > -- > Michael M. ++ Portland, OR ++ USA > "No live organism can continue for long to exist sanely under conditions > of absolute reality; even larks and katydids are supposed, by some, to > dream." --S. Jackson > >
