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r12601: Syncronise both copies of dlinklist.h.
Should we somehow link these, or just use the version in ldb?
Andrew Bartlett
(This used to be commit e98d14668e
)
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@ -21,10 +21,6 @@
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/* To use these macros you must have a structure containing a next and
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prev pointer */
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struct dlist_item {
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struct dlist_item *prev, *next;
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void *ptr;
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};
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/* hook into the front of the list */
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#define DLIST_ADD(list, p) \
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@ -88,3 +84,26 @@ do { \
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if (p->next) p->next->prev = p; \
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}\
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} while (0)
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/* demote an element to the end of the list, needs a tmp pointer */
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#define DLIST_DEMOTE(list, p, tmp) \
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do { \
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DLIST_REMOVE(list, p); \
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DLIST_ADD_END(list, p, tmp); \
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} while (0)
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/* concatenate two lists - putting all elements of the 2nd list at the
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end of the first list */
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#define DLIST_CONCATENATE(list1, list2, type) \
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do { \
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if (!(list1)) { \
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(list1) = (list2); \
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} else { \
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type tmp; \
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for (tmp = (list1); tmp->next; tmp = tmp->next) ; \
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tmp->next = (list2); \
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if (list2) { \
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(list2)->prev = tmp; \
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} \
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} \
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} while (0)
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@ -71,6 +71,20 @@ do { \
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} \
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} while (0)
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/* insert 'p' after the given element 'el' in a list. If el is NULL then
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this is the same as a DLIST_ADD() */
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#define DLIST_ADD_AFTER(list, p, el) \
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do { \
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if (!(list) || !(el)) { \
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DLIST_ADD(list, p); \
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} else { \
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p->prev = el; \
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p->next = el->next; \
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el->next = p; \
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if (p->next) p->next->prev = p; \
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}\
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} while (0)
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/* demote an element to the end of the list, needs a tmp pointer */
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#define DLIST_DEMOTE(list, p, tmp) \
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do { \
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