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authorKevin Wolf <kwolf@redhat.com>2019-10-11 21:49:17 +0200
committerKevin Wolf <kwolf@redhat.com>2019-10-14 17:12:48 +0200
commit495bf893b0db2621726815b5625a6a788d3958aa (patch)
tree13b000968039404376652d7edf1f04bf15f01a52 /qemu-nbd.c
parentc6e5cdfd4b06918a6bcefa2039af7253dbd5e3c0 (diff)
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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>
Diffstat (limited to 'qemu-nbd.c')
-rw-r--r--qemu-nbd.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/qemu-nbd.c b/qemu-nbd.c
index 9032b6d..caacf0e 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);