qemu-nbd: Support help options for --object

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 <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2019-10-11 21:49:17 +02:00
parent c6e5cdfd4b
commit 495bf893b0

View File

@ -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, 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, qemu_opts_foreach(&qemu_object_opts,
user_creatable_add_opts_foreach, user_creatable_add_opts_foreach,
NULL, &error_fatal); qemu_nbd_object_print_help, &error_fatal);
if (!trace_init_backends()) { if (!trace_init_backends()) {
exit(1); exit(1);