+/* Misc macros */
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define countof(x) (sizeof(x)/sizeof((x)[0]))
+/* Constant lenght map functitons */
#define map_getg(map, test) ({ \
int i; \
for (i = 0; i < countof(map) && !(test); i++); \
#define map_getr(m,k) map_getg(m,k==*(((typeof(k)*)&m[i+1])-1))
#define map_getk(m,k,a) map_getg(m,k==m[i].a)
+/* Linked lists */
+typedef struct list {
+ struct list *prev;
+ struct list *next;
+ void *data;
+} list_t;
+
+list_t *list_insert(list_t *after, void *data);
+
+void list_insert_after(list_t *after, void *data);
+
+list_t *list_append(list_t *before, void *data);
+
+list_t *list_remove(list_t *head, list_t *item);
+
+int list_length(list_t *item);
+
+/* Misc */
+int error(char *fmt, ...);