1 files changed, 14 insertions, 2 deletions

diff --git a/bin/create-build-support-package b/bin/create-build-support-package
index 5988acf..ad0fe30 100755
--- a/bin/create-build-support-package
+++ b/bin/create-build-support-package
@@ -24,7 +24,7 @@ usage() {
 
 eval set -- "$(
   getopt -o a:hw \
-    --long arch \
+    --long arch: \
     --long from: \
     --long help \
     --long shim: \
@@ -196,12 +196,24 @@ if [ -n "${source_package}" ]; then
   >&2 printf 'Please sign %s with a build slave key and run\n' \
     "${work_dir}/${new_pkg}"
   # shellcheck disable=SC2016
-  >&2 printf 'create-build-support-package --shim %s\n' \
+  >&2 printf 'create-build-support-package --arch %s --shim %s\n' \
+    "${repo_arch}" \
     "${work_dir}/${new_pkg}"
 
 elif [ -n "${shim_package}" ]; then
   # insert shim_package into [build-support]
 
+  if [ $# -ne 0 ]; then
+    >&2 echo 'Too many arguments'
+    usage
+  fi
+
+  if [ ! -r "${shim_package}" ]; then
+    >&2 printf 'Cannot open file %s\n' \
+      "${shim_package}"
+    usage
+  fi
+
   exec 8> "${package_database_lock_file}"
   verbose_flock ${wait_for_lock} 8