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#!/bin/bash
# whodepends - show maintainers a package depends upon
# by Moshe Zadka <moshez@debian.org> and
# modified by Joshua Kwan <joshk@triplehelix.org>
# This script is in the public domain.
set -e
PROGNAME=${0##*/}
usage() {
cat <<EOF
Usage: $PROGNAME [package] [package] ... [options]
Check which maintainers a particular package depends on.
$PROGNAME options:
--source, -s Show source packages instead of binary ones.
--help, -h Show this help screen.
--version Show version and copyright information.
EOF
}
version() {
cat <<EOF
This is $PROGNAME, from the Debian devscripts package, version ###VERSION###
This code is by Moshe Zadka <moshez@debian.org>, and is in the public domain.
EOF
}
if [ -z "$1" ]; then
usage
exit 1
fi
while [ -n "$1" ]; do
case "$1" in
-s | --source) source=true ;;
-h | --help) usage; exit 0 ;;
--version) version; exit 0 ;;
*)
echo "Dependent maintainers for $1:"
for package in $(apt-cache showpkg $1 | sed -n '/Reverse Depends:/,/Dependencies/p' | grep '^ '|sed 's/,.*//'); do
if [ $source ]; then
apt-cache showsrc $package |
awk '/^Maintainer:/ {maint=$0} /^Package:/ {pkg=$0} END {print maint, pkg}' |
sed 's/Maintainer: //;s/Package: //'
else
apt-cache show $package |
awk '/^Maintainer:/ {maint=$0} END {print maint, "'$package'"}' |
sed 's/Maintainer: //'
fi
done | sort -u | awk -F'>' '{ pack[$1]=pack[$1] $2 } END {for (val in pack) print val ">", "(" pack[val] ")"}' | sed 's/( /(/'
echo
;;
esac
shift
done
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