diff options
| author | José Fonseca <jfonseca@vmware.com> | 2009-03-23 12:05:07 +0000 |
|---|---|---|
| committer | José Fonseca <jfonseca@vmware.com> | 2009-03-23 12:05:07 +0000 |
| commit | 3708aaeaff5041040783bd252768fadf2b794ec2 (patch) | |
| tree | b725658e6748ec7b5aae93119beb88adc152b7b0 /src | |
| parent | bab6d6bfe928687717a5e5f274110fe1838f99ba (diff) | |
util: Add a new macro for testing empty lists.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/util/u_double_list.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_double_list.h b/src/gallium/auxiliary/util/u_double_list.h index d108d92e52..53bb1342dd 100644 --- a/src/gallium/auxiliary/util/u_double_list.h +++ b/src/gallium/auxiliary/util/u_double_list.h @@ -95,5 +95,8 @@ struct list_head #define LIST_ENTRY(__type, __item, __field) \ ((__type *)(((char *)(__item)) - offsetof(__type, __field))) +#define LIST_IS_EMPTY(__list) \ + ((__list)->next == (__list)) + #endif /*_U_DOUBLE_LIST_H_*/ |