Pages tagged with gentoo

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  • How to remove KDE from gentoo - list all packages in kde-base: for p in /var/db/pkg/kde-base/*; do echo $p|sed -e 's#.*/#=#'; done Uninstall / remove: for p in /var/db/pkg/kde-base/*; do echo $p|sed -e 's#.*/#=#'|xargs emerge -C; done
  • Emerge notes - Notes on the gentoo emerge command. More notes on emerge, mainly about basic usage like installing and uninstalling packages, are in my Gentoo notes. See what is bringing in new packages If you run emerge with the --tree flag you will see a dependen...
  • Multiple versions of PHP on Gentoo - This document is a brief description of how to get two versions of PHP running on the same system, with different web sites configured to use different versions. I’ve only tried it with minor version i.e. 5.3 and 5.2, so I don’t know whether this will ...
  • How to fix "file not recognized" during emerge - Today I was updating my machine when there was a power cut. Following restoration of the power Firefox and Thunderbird would not compile, with the following error: /usr/lib64/libhunspell-1.3.so: file not recognized: File format not recognized Brows...
  • Equery notes - Some notes on equery, the package query tool provided on Gentoo systems by the gentoolkit package. More notes about equery can be found in my Gentoo notes. List all installed packages equery list equery list output From man equery: $ equery lis...
  • How to prevent a package being removed on depclean - Packages recorded in the world file (at /var/lib/portage/world) will not be removed when you clean the dependencies via emerge --depclean. Gentoo will add a package name to the world file when you install it explicitly via emerge. Dependencies automati...
  • Logitech QuickCam webcam on Gentoo - Enable OHCI and UHCI support and V4L2 support in kernel. Don’t enable v4l compatibility layer because it causes problems with emerging linux-uvc. Mic requires USB audio support in kernel. linux-uvc not needed, because cam supported by in-kernel drive...
  • Gentoo CPU flags - Gentoo Linux has USE flags that tell each program what is supported by the system. Flags related to the processor / CPU now go in the CPU_FLAGS_X86 variable in /etc/make.conf. E.g: CPU_FLAGS_X86=”mmx mmxext sse sse2 sse3 ssse3” Determining CPU (...
  • Current gcc removed by depclean - I found that one Gentoo depclean removed the version of gcc that my system was configured to use, which is required for compiling packages. I got the following output from emerge -a --depclean, after carelessly giving it the go-ahead: me@pc ~ $ sudo e...
  • No rule to make target `menuconfig` - If you receive the following error when trying to configure your kernel… bpc linux # make menuconfig make: *** No rule to make target `menuconfig'. Stop. …then you could have accidentally removed your kernel sources when you cleaned the package de...
  • Clear disk space on Gentoo - Freeing up disk space on Gentoo can be complex. Read this wiki article for an introduction: Knowledge Base:Freeing disk space - Gentoo Wiki. Here’s what I do… Clean portage files Check usage: me@pc ~ $ sudo du -hs /var/tmp/portage 0 /var/tmp/portag...
  • Write and wall commands on Gentoo - The write and wall commands are provided by the sys-apps/util-linux package, but only if you have the tty-helpers use flag enabled. echo 'sys-apps/util-linux tty-helpers' >> /etc/portage/package.use Write Send a message to a specified user. ...

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