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| -rw-r--r-- | src/tools/pacman.md | 58 |
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diff --git a/src/tools/pacman.md b/src/tools/pacman.md new file mode 100644 index 0000000..f6b560b --- /dev/null +++ b/src/tools/pacman.md @@ -0,0 +1,58 @@ +# pacman(1) + +## Remote package repositories + +```text +pacman -Sy refresh package database +pacman -S <pkg> install pkg +pacman -Ss <regex> search remote package database +pacman -Si <pkg> get info for pkg +pacman -Su upgrade installed packages +pacman -Sc clean local package cache +``` + +## Remove packages + +```text +pacman -Rsn <pkg> uninstall package and unneeded deps + config files +``` + +## Local package database + +Local package database of installed packages. + +```text +pacman -Q list all installed packages +pacman -Qs <regex> search local package database +pacman -Ql <pkg> list files installed by pkg +pacman -Qo <file> query package that owns file +pacman -Qe only list explicitly installed packages +``` + +## Local file database + +Local file database which allows to search packages owning certain files. +Also searches non installed packages, but database must be synced. + +```text +pacman -Fy refresh file database +pacman -Fl <pkg> list files in pkg (must not be installed) +pacman -Fx <regex> search +``` + +## Hacks + +Uninstall all orphaned packages (including config files) that were installed as +dependencies. +```text +pacman -Rsn $(pacman -Qqtq) +``` + +List explicitly installed packages that are not required as dependency by any +package and sort by size. +```text +pacman -Qetq | xargs pacman -Qi | + awk '/Name/ { name=$3 } + /Installed Size/ { printf "%8.2f%s %s\n", $4, $5, name }' | + sort -h +``` |