Gentoo System mantain

gentoo_sysclean.sh

#!/bin/bash

# each item you want to prompt about in order
order=(eix revdep world depclean update ecleanpkg ecleandist news)

# prompt string hash for each item
declare -A prompts=(
	[eix]="Sync custom package repository and the Gentoo ebuild repository using eix"
	[revdep]="Check for and rebuild missing libraries (not normally needed)"
	[world]="Update world"
	[depclean]="Remove packages no longer needed"
	[update]="Manage configuration changes after an emerge completes"
	[ecleanpkg]="Cleaning packages"
	[ecleandist]="Clean the source files directory by passing the distfiles argument"
    [news]="Read news."
)

# the command for each item
eix=(eix-sync)
revdep=(revdep-rebuild -i -- -av)
world=(emerge -avuND @world)
depclean=(emerge -avc)
update=(etc-update)
ecleanpkg=(eclean-pkg)
ecleandist=(eclean-dist)
news=(eselect news read)

for item in "${order[@]}" ; do
	prompt="${prompts[$item]}"

	# don't try this at home
	eval "command=(\"\${$item[@]}\")"

	while read -n 1 -r -p "$prompt: (Y/n): " ; do
		case "$REPLY" in
			# permit the user to hit enter to get the default behavior
			[Yy]|'')
				# commands are always run with sudo
				sudo "${command[@]}"
				break
			;;
			[Nn])
				echo
				break
			;;
			*)
				printf '\nUnrecognized response "%s". please use Y or N\n' "$REPLY"
			;;
		esac
	done
done