Am 13.03.2021 um 13:30 hat Markus Armbruster geschrieben: > Paolo Bonzini <pbonz...@redhat.com> writes: > > > On 13/03/21 08:40, Markus Armbruster wrote: > >>> + if (!user_creatable_add_from_str(optarg, &local_err)) { > >>> + if (local_err) { > >>> + error_report_err(local_err); > >>> + exit(2); > >>> + } else { > >>> + /* Help was printed */ > >>> + exit(EXIT_SUCCESS); > >>> + } > >>> + } > >>> + break; > >>> } > >>> - } break; > >>> case OPTION_IMAGE_OPTS: > >>> image_opts = true; > >>> break; > >> Why is this one different? The others all call > >> user_creatable_process_cmdline(). > >> > >> > > > > It's to exit with status code 2 instead of 1. > > I see. Worth a comment?
There is a comment at the start of the function (which is just a few lines above) that explains the exit codes: * Compares two images. Exit codes: * * 0 - Images are identical or the requested help was printed * 1 - Images differ * >1 - Error occurred Kevin