arch/pkg/de-p1st-repo/arch-repo-vercmp.sh

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#!/bin/bash
#
# For all packages in repository $REMOTE_DB_NAME,
# compare package version with AUR and
# print all outdated packages
#
source /etc/de-p1st-repo/arch-repo.cfg || exit
function main(){
echo "Running 'pacman -Sy' ..."
sudo pacman -Sy || return $? # update mirrors -> this will also get the latest version of repository-db $REMOTE_DB_NAME
all_pkg_vers || return $?
check_aur_updates || return $?
if [ "${#AUR_UPDATES[@]}" -gt "0" ]; then
echo "Repository ${REMOTE_DB_NAME} contains packages with available AUR updates:"
for AUR_PKG in "${AUR_UPDATES[@]}"; do
echo " ${AUR_PKG}"
done
else
echo "There are no pending AUR updates in repository ${REMOTE_DB_NAME}."
fi
}
#
# Store packages from $PKG_VERS with available AUR updates in $AUR_UPDATES.
# $AUR_UPDATES is an array where each entry describes one outdated package with it's current and new version.
#
function check_aur_updates(){
mapfile -t AUR_UPDATES < <(echo "$PKG_VERS" | aur vercmp)
}
#
# Store all installed package names and their versions
# from repository $REMOTE_DB_NAME
# in variable $PKG_VERS.
# $PKG_VERS consists of multiple lines in the format: "<pkgname><whitespace><pkgver>"
#
function installed_pkg_vers(){
# The paclist script is partof the package "pacman-contrib"
PKG_VERS=$(paclist "${REMOTE_DB_NAME}") || return $?
}
#
# Store all package names and their versions
# from repository $REMOTE_DB_NAME
# in variable $PKG_VERS.
# $PKG_VERS contains of multiple lines in the format: "<pkgname><whitespace><pkgver>"
#
function all_pkg_vers(){
PKG_VERS=$(pacman -S --list "${REMOTE_DB_NAME}" | sed 's|^de-p1st\s*||; s|\s*\[installed.*\]\s*$||') || return $?
}
main "$@"