diff options
Diffstat (limited to 'include/qapi/util.h')
| -rw-r--r-- | include/qapi/util.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/qapi/util.h b/include/qapi/util.h index 81a2b13a33..20dfea8a54 100644 --- a/include/qapi/util.h +++ b/include/qapi/util.h @@ -56,4 +56,17 @@ int parse_qapi_name(const char *name, bool complete); (tail) = &(*(tail))->next; \ } while (0) +/* + * For any GenericList @list, return its length. + */ +#define QAPI_LIST_LENGTH(list) \ + ({ \ + size_t _len = 0; \ + typeof(list) _tail; \ + for (_tail = list; _tail != NULL; _tail = _tail->next) { \ + _len++; \ + } \ + _len; \ + }) + #endif |