mirror of
https://github.com/outbackdingo/scratchpkg.git
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77 lines
1.7 KiB
Bash
Executable File
77 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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#
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# scratchpkg
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#
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# Copyright (c) 2018 by Emmett1 (emmett1.2miligrams@gmail.com)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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#
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# script to remove all packages other than base and any user input
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#
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parseopt() {
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while [ "$1" ]; do
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case $1 in
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-n) dryrun=1;;
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-y) yes=$1;;
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-h) printhelp; exit 0;;
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*) pkg="$pkg $1"
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esac
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shift
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done
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}
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printhelp() {
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cat << EOF
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Usage:
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$(basename $0) [options] [packages]
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Options:
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-n dry-run
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-y dont ask user confirmation
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-h print this help msg
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EOF
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}
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error=0
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parseopt "$@"
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echo "Calculate packages to keep..."
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keep=$(scratch deplist base $pkg | awk '{print $2}')
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echo "Calculate selected packages to remove..."
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for pkg in $(scratch installed | awk '{print $1}'); do
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echo $keep | tr ' ' '\n' | grep -qx $pkg || {
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remove="$remove $pkg"
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}
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done
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[ "$remove" ] && {
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[ "$dryrun" = 1 ] && {
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for i in $remove; do
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echo "remove: $i..."
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done
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echo "This is dry-run, no real action is run!"
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} || {
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scratch remove $yes $remove || error=1
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}
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} || {
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echo "Already on base, nothing to remove."
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}
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exit $error
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