potatOS-for-linux/mkosi/mkosi.conf.d/arch/systemd.prepare

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#!/bin/bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -e
if [[ "$1" == "build" ]]; then
exit 0
fi
mapfile -t PACKAGES < <(jq --raw-output .VolatilePackages[] <"$MKOSI_CONFIG")
DEPS=""
for PACKAGE in "${PACKAGES[@]}"; do
DEPS="$DEPS $(
pacman --sync --info "$PACKAGE" |
sed '1,/^$/d' | # Only keep result from first repository (delete everything after first blank line).
sed --quiet 's/^Depends On *: //p' # Filter out everything except "Depends On:" line and fetch dependencies from it.
)"
if ! ((SYSTEMD_REQUIRED_DEPS_ONLY)); then
DEPS="$DEPS $(
pacman --sync --info "$PACKAGE" |
sed '1,/^$/d' | # Only keep result from first repository (delete everything after first blank line).
sed --quiet '/Optional Deps/,/Conflicts With/{/Conflicts With/!p}' | # Get every line from "Optional Deps" (inclusive) until "Conflicts With" (exclusive).
sed 's/Optional Deps *: //' | # Drop "Optional Deps :" from first line.
sed 's/ *\(.*\):.*/\1/' | # Drop descriptions (everything after first colon for all lines).
tr '\n' ' ' # Transform newlines to whitespace.
)"
fi
done
echo "$DEPS" |
xargs | # Remove extra whitespace.
tr ' ' '\n' |
grep --extended-regexp --invert-match --regexp "$(IFS=\| ; echo "${PACKAGES[*]}")" --regexp None | # systemd packages will be installed later on.
sort --unique |
xargs --delimiter '\n' --no-run-if-empty mkosi-install