diff options
Diffstat (limited to 'include/qapi/visitor.h')
-rw-r--r-- | include/qapi/visitor.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/include/qapi/visitor.h b/include/qapi/visitor.h index 9bb6cba237..1a1b62012b 100644 --- a/include/qapi/visitor.h +++ b/include/qapi/visitor.h @@ -66,12 +66,6 @@ * object, @name is the key associated with the value; and when * visiting a member of a list, @name is NULL. * - * FIXME: Clients must pass NULL for @name when visiting a member of a - * list, but this leads to poor error messages; it might be nicer to - * require a non-NULL name such as "key.0" for '{ "key": [ "value" ] - * }' if an error is encountered on "value" (or to have the visitor - * core auto-generate the nicer name). - * * The visit_type_FOO() functions expect a non-null @obj argument; * they allocate *@obj during input visits, leave it unchanged on * output visits, and recursively free any resources during a dealloc @@ -376,6 +370,19 @@ void visit_start_list(Visitor *v, const char *name, GenericList **list, GenericList *visit_next_list(Visitor *v, GenericList *tail, size_t size); /* + * Prepare for completing a list visit. + * + * @errp obeys typical error usage, and reports failures such as + * unvisited list tail remaining in the input stream. + * + * Should be called prior to visit_end_list() if all other + * intermediate visit steps were successful, to allow the visitor one + * last chance to report errors. May be skipped on a cleanup path, + * where there is no need to check for further errors. + */ +void visit_check_list(Visitor *v, Error **errp); + +/* * Complete a list visit started earlier. * * @list must match what was passed to the paired visit_start_list(). |