Mercurial > dropbear
view list.c @ 565:1929bbe3fa84
merge of '0d7a9127af37d6e74efc5ec031a7001ce63d334d'
and 'e35cd321b6d4fab6ad854827249f610da3bb6878'
author | Matt Johnston <matt@ucc.asn.au> |
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date | Tue, 25 Aug 2009 11:11:35 +0000 |
parents | c3f2ec71e3d4 |
children | d204868e7943 |
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#include "options.h" #include "dbutil.h" #include "list.h" void list_append(m_list *list, void *item) { m_list_elem *elem; elem = m_malloc(sizeof(*elem)); elem->item = item; elem->list = list; elem->next = NULL; if (!list->first) { list->first = elem; elem->prev = NULL; } else { elem->prev = list->last; list->last->next = elem; } list->last = elem; } m_list * list_new() { m_list *ret = m_malloc(sizeof(m_list)); ret->first = ret->last = NULL; return ret; } void * list_remove(m_list_elem *elem) { void *item = elem->item; m_list *list = elem->list; if (list->first == elem) { list->first = elem->next; } if (list->last == elem) { list->last = elem->prev; } if (elem->prev) { elem->prev->next = elem->next; } if (elem->next) { elem->next->prev = elem->prev; } m_free(elem); return item; }