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debian dependency tree
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#! /bin/bash | |
# Description: show dependency tree | |
# Author: damphat | |
if [ $# != 1 ]; then | |
echo 'Usage: apt-rdepends-tree <package>' | |
echo 'Required packages: apt-rdepends' | |
exit 1 | |
fi | |
# tree template | |
T1=" ├─" | |
T2=" │ ├─" | |
T3=" │ └─" | |
# tree template for last node | |
T4=" └─" | |
T5=" ├─" | |
T6=" └─" | |
# mark '1' for parent node, '2' for child node | |
TEXT="$(apt-rdepends $1 | sed -e 's/^/1 /' -e 's/.*: /2 /'; echo '-')" | |
TOTAL=$(echo "$TEXT" | grep '^1' | wc -l) # total parent | |
COUNT=0 | |
echo "$TEXT" | while read line; do | |
tmp=$last | |
[ "${line:0:1}" != "${last:0:1}" ] && tmp=$(echo $last | sed -e 's/^2/3/') | |
[ "${tmp:0:1}" == "1" ] && ((COUNT++)) | |
if [ "$TOTAL" != "$COUNT" ]; then | |
echo $tmp | sed -e "s/^1/$T1/" -e "s/^2/$T2/" -e "s/^3/$T3/" | |
else | |
echo $tmp | sed -e "s/^1/$T4/" -e "s/^2/$T5/" -e "s/^3/$T6/" | |
fi | |
last=$line | |
done |
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What an amazing script!
Inspired by this I've created apt-tree, featuring:
libc6
)*
apt-rdepends
, to allow-r|--reverse
as requested by @willemw12 (among many other possibilities)--help
A small example: