如何查询安装的软件包哪些可以更新？

pdfan

只要能查询就行，安不安装更新无所谓，以前用的这2个办法失败了：

# emerge -avuDN --with-bdeps n --keep-going world


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These are the packages that would be merged, in order:

Calculating dependencies \ * Digest verification failed:
* /var/lib/layman/vmware/app-emulation/vmware-workstation/vmware-workstation-7.1.3.324285.ebuild
* Reason: Filesize does not match recorded size
* Got: 8156
* Expected: 8123
-
Invalid ebuild name: /usr/local/portage/sys-kernel/ccs-sources/gentoo-sources-2.6.36-r2.ebuild

Invalid ebuild name: /usr/local/portage/sys-kernel/ccs-sources/gentoo-sources-2.6.36-r5.ebuild
... done!

emerge: there are no ebuilds to satisfy ">=media-libs/libcanberra-0.13[gtk3]".
(dependency required by "gnome-base/gnome-control-center-2.91.4" [ebuild])
(dependency required by "gnome-extra/hamster-applet-2.32.1" [installed])
(dependency required by "@selected")
(dependency required by "@world" [argument])

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＃ paludis --resume-command-template /dev/shm/r --install --continue-on-failure if-satisfied --show-use-descriptions all --show-package-descriptions all installed-packages

  * In program paludis --resume-command-template /dev/shm/r --install --continue-on-failure if-satisfied --show-use-descriptions all --show-package-descriptions all installed-packages:
  * When performing install action from command line:
  * When executing install task:
  * When building dependency list:
  * When adding NamedSetDepSpec 'installed-packages':
  * When adding NamedSetDepSpec 'installed-packages::installed':
  * When adding PackageDepSpec 'app-emulation/open-vm-tools':
  * When adding package 'app-emulation/open-vm-tools-0.0.20100919.301124:0::gentoo':
  * When adding build dependencies as pre dependencies:
  * When adding PackageDepSpec 'x11-base/xorg-server':
  * When adding package 'x11-base/xorg-server-1.9.99.901:0::x11':
  * When adding build dependencies as pre dependencies:
  * When adding PackageDepSpec '>=x11-proto/randrproto-1.4':
  * All versions of '>=x11-proto/randrproto-1.4' are masked. Candidates are:
    * x11-proto/randrproto-9999:0::x11: Masked by repository (/var/lib/layman/x11/profiles/package.mask: Don't let people install these accidentally)

kwindva

eix-update
然后eix -Iu 看看。