Editing Gentoo

[[Image:Gentoo-logo.png]]

== Essential Packages ==

* logrotate - rotate log files on a routine basis (force with logrotate -f /etc/logrotate.conf)

== Checking for Vulnerabilities ==

To check installed ebuilds against known vulnerabilities, first make sure app-portage/gentoolkit is installed, then use the following command:

 glsa-check -l affected

== Fixing Broken Dependencies ==

 revdep-rebuild --ignore --pretend
 revdep-rebuild -i -p -v

== Building Packages ==

 quickpkg

== Finding what ebuild a File Belongs To ==

  equery belongs ''file''

== Backup an Ebuild ==

Use quickpkg

== Generate a New Manifest for a Crudely Hacked Ebuild ==

 ebuild /usr/local/portage/net-irc/xchat/xchat-2.0.9.ebuild digest

== Changing Portage Profile ==

 eselect profile list
 eselect profile set <number>

== Unmask Package ==

Add a line to '''/etc/portage/package.keywords''' like so:

 net-mail/qmrtg ~amd64

== Package Specific USE Flags ==

* Defined in /etc/portage/package.use

Example:

 net-ftp/proftpd -mysql -ssl
 net-libs/courier-authlib -mysql -berkdb -gdbm
 sys-apps/ucspi-tcp limits
 app-admin/sudo offensive

== Customize an ebuild ==

[http://gentoo-wiki.com/HOWTO_Create_an_Updated_Ebuild HOWTO Create an Updated Ebuild]

== Edit world Favorites ==

 /var/lib/portage/world

== Package Information ==

 All package info is located in ''/var/db/pkg''

== Passive Mode FTP with g-cpan ==

 env FTP_PASSIVE=1 g-cpan -i Acme::Damn