tldr/pages/linux/emerge.md

emerge

Gentoo Linux package manager utility. For equivalent commands in other package managers, see https://wiki.archlinux.org/title/Pacman/Rosetta. More information: https://wiki.gentoo.org/wiki/Portage#emerge.

• Synchronize all packages:

sudo emerge --sync

• Update all packages, including dependencies:

sudo emerge {{[-avuDN|--ask --verbose --update --deep --newuse]}} @world

• Resume a failed updated, skipping the failing package:

sudo emerge --resume --skipfirst

• Install a new package, with confirmation:

sudo emerge {{[-av|--ask --verbose]}} {{package}}

• Remove a package and its dependencies with confirmation:

sudo emerge {{[-avc|--ask --verbose --depclean]}} {{package}}

• Remove orphaned packages (installed as dependencies but no longer required by any package):

sudo emerge {{[-avc|--ask --verbose --depclean]}}

• Search the package database for a keyword:

emerge {{[-S|--searchdesc]}} {{keyword}}