Instead of parsing help options as normal object properties and returning an error, provide the same help functionality as the system emulator in qemu-nbd, too.
Signed-off-by: Kevin Wolf <kw...@redhat.com> --- qemu-nbd.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/qemu-nbd.c b/qemu-nbd.c index 9032b6de2a..caacf0ed73 100644 --- a/qemu-nbd.c +++ b/qemu-nbd.c @@ -507,6 +507,13 @@ static QemuOptsList qemu_object_opts = { }, }; +static bool qemu_nbd_object_print_help(const char *type, QemuOpts *opts) +{ + if (user_creatable_print_help(type, opts)) { + exit(0); + } + return true; +} static QCryptoTLSCreds *nbd_get_tls_creds(const char *id, bool list, @@ -902,7 +909,7 @@ int main(int argc, char **argv) qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &error_fatal); + qemu_nbd_object_print_help, &error_fatal); if (!trace_init_backends()) { exit(1); -- 2.20.1