Re: upgrade <package>

[Celejar <celejar@gmail.com>]

On Fri, 13 Oct 2006 15:34:10 -0400
"Roberto C. Sanchez" <roberto@connexer.com> wrote:

> On Fri, Oct 13, 2006 at 09:04:28AM -0500, Hugo Vanwoerkom wrote:
> > Hi,
> > 
> > 
> > With synaptic you can upgrade a particular package.
> > 
> > Is there an apt-get command to do so also?
> > 
> apt-get upgrade <package>
> 
> Regards,
> 
> -Roberto

Are you sure this is right? From 'man apt-get':

> SYNOPSIS
>        apt-get [-hvs] [-o=config string] [-c=file] {update | upgrade |
> dselect-upgrade | install pkg... | remove pkg... | source pkg... |
> build-dep pkg... | check | clean | autoclean}
 
[snip]
 
> upgrade
>               upgrade is used to install the newest versions of all
> packages currently installed on the system from the sources enumerated
> in /etc/apt/sources.list. Packages  cur- rently  installed with new
> versions available are retrieved and upgraded; under no circumstances
> are currently installed packages removed, or  packages  not  already
> installed  retrieved  and  installed. New versions of currently
> installed packages that cannot be upgraded without changing the
> install  status  of  another  package will  be  left at their current
> version. An update must be performed first so that apt-get knows that
> new versions of packages are available.
 
[snip]
 
> install
>               install is followed by one or more packages desired for
> installation. Each package is  a  package  name,  not  a  fully
> qualified filename (for instance, in a Debian GNU/Linux system, libc6
> would be the argument provided, not libc6_1.9.6-2.deb) All packages
> required  by  the package(s) specified for installation will also be
> re- trieved and installed. The /etc/apt/sources.list file is used to
> locate  the  de- sired  packages.  If a hyphen is appended to the
> package name (with no intervening space), the identified package will
> be removed if it  is  installed.  Similarly  a plus sign can be used to
> designate a package to install. These latter features may be used to
> override decisions made by apt-get's conflict resolution system.

I do 'apt-get install <package>' which upgrades the package if it is
already installed.

Celejar

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