1 files changed, 9 insertions, 0 deletions

diff --git a/bin/build-packages b/bin/build-packages
index 0012020..e1dfbb5 100755
--- a/bin/build-packages
+++ b/bin/build-packages
@@ -439,6 +439,15 @@ while [ "${count}" -ne 0 ] && \
           build_command='staging-with-build-support-'"${arch}"'-build'
         elif echo "${straw}" | \
           grep -qF ':without_systemd_nspawn:'; then
+          if [ -z "${prefered_package}" ]; then
+            >&2 echo 'straw :without_systemd_nspawn: only allowed with -p'
+            exit 2
+          fi
+          if [ "${prefered_package}" != "${package}" ]; then
+            >&2 echo 'The prefered package was not handed out.'
+            >&2 echo 'Because straw :without_systemd_nspawn: is active, I will abort.'
+            exit 2
+          fi
           if ! uname -m | \
             grep -qxF "${arch}"; then
             >&2 echo 'straw :without_systemd_nspawn: requires running build-packages on the'