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author | Rob Landley <rob@landley.net> | 2013-09-09 04:26:03 -0500 |
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committer | Rob Landley <rob@landley.net> | 2013-09-09 04:26:03 -0500 |
commit | 5f57bccc41c8893914121b00e16a96dd16282486 (patch) | |
tree | 740fe030a8ffd4f238cc0b86f35af8e8db227aac /lib/llist.c | |
parent | 9d4cd46b82b4e5d05c26dc4fa40ef20174ca0355 (diff) | |
download | toybox-5f57bccc41c8893914121b00e16a96dd16282486.tar.gz |
Redo tail closer to the original design. Add more tests for large data sets. (Still no -f support yet.)
Diffstat (limited to 'lib/llist.c')
-rw-r--r-- | lib/llist.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/llist.c b/lib/llist.c index 7b41fd08..596da40f 100644 --- a/lib/llist.c +++ b/lib/llist.c @@ -33,6 +33,16 @@ void *llist_pop(void *list) return (void *)next; } +void *dlist_pop(void *list) +{ + struct double_list **pdlist = (struct double_list **)list, *dlist = *pdlist; + + dlist->next->prev = dlist->prev; + dlist->prev->next = *pdlist = dlist->next; + + return dlist; +} + void dlist_add_nomalloc(struct double_list **list, struct double_list *new) { if (*list) { |