diff options
Diffstat (limited to 'lib/lists.h')
| -rw-r--r-- | lib/lists.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/lists.h b/lib/lists.h index 479f4ed1..f36c051c 100644 --- a/lib/lists.h +++ b/lib/lists.h @@ -42,6 +42,7 @@ typedef union list { /* In fact two overlayed nodes */ }; } list; +#define STATIC_LIST_INIT(name) name = { .head = &name.tail_node, .tail = &name.head_node, .null = NULL } #define NODE (node *) #define HEAD(list) ((void *)((list).head)) @@ -68,6 +69,18 @@ typedef union list { /* In fact two overlayed nodes */ #define EMPTY_LIST(list) (!(list).head->next) +static inline _Bool +enlisted(node *n) +{ + switch ((!!n->next) + (!!n->prev)) + { + case 0: return 0; + case 2: return 1; + case 1: bug("Garbled event list node"); + } + + bug("Maths is broken. And you should see a new heaven and a new earth: for the first heaven and the first earth had been passed away."); +} #ifndef _BIRD_LISTS_C_ #define LIST_INLINE static inline @@ -78,6 +91,7 @@ typedef union list { /* In fact two overlayed nodes */ #define LIST_INLINE void add_tail(list *, node *); void add_head(list *, node *); +void self_link(node *); void rem_node(node *); void add_tail_list(list *, list *); void init_list(list *); |