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Fix broken _swap

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Patrick Pelissier committed 2018-06-02 21:26:20 +02:00
1 parent fe38244d7c
commit 34dc8b32cb
1 file changed
+12 -4
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m-i-list.h
+12 -4
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@@ -498,10 +498,18 @@ typedef struct ilist_head_s {
{ \
ILISTI_CONTRACT(name, d); \
ILISTI_CONTRACT(name, e); \
M_SWAP(struct ilist_head_s *, d->name.next, e->name.next); \
M_SWAP(struct ilist_head_s *, d->name.prev, e->name.prev); \
M_SWAP(struct ilist_head_s *, d->name.next->prev, e->name.next->prev); \
M_SWAP(struct ilist_head_s *, d->name.prev->next, e->name.prev->next); \
struct ilist_head_s *d_item = d->name.next; \
struct ilist_head_s *e_item = e->name.next; \
d->name.next = e_item == &e->name ? &d->name : e_item; \
e->name.next = d_item == &d->name ? &e->name : d_item; \
d_item = d->name.prev; \
e_item = e->name.prev; \
d->name.prev = e_item == &e->name ? &d->name : e_item; \
e->name.prev = d_item == &d->name ? &e->name : d_item; \
d->name.next->prev = &d->name; \
d->name.prev->next = &d->name; \
e->name.next->prev = &e->name; \
e->name.prev->next = &e->name; \
ILISTI_CONTRACT(name, d); \
ILISTI_CONTRACT(name, e); \
} \