Prepare for removal of some files

Author: akleshchev

sign-pkg-mac/sign.sh

@@ -72,6 +72,14 @@ function signloop() {
     # we pass the executable to sign as the last argument
     # shellcheck disable=SC1083
     eval exe=\${$#}
+
+    # If the file does not exist, skip signing it
+    # llplugin and slvoice might be not present
+    if [[ ! -e "$exe" ]]; then
+        echo "signloop: file '$exe' does not exist, skipping." >&2
+        return 0
+    fi
+
     exe="$(basename "$exe")"
     retry_loop "$exe signing" $retries $signwait /usr/bin/codesign "$@"
 }