diff options
author | Judd Vinet <judd@archlinux.org> | 2005-10-07 23:29:49 +0000 |
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committer | Judd Vinet <judd@archlinux.org> | 2005-10-07 23:29:49 +0000 |
commit | 5ef51b3e266cf43411947248886372001fdb207a (patch) | |
tree | 8d255349530045686053faacd1804502a96b269c /lib/libalpm/list.c | |
parent | 79031ccd1a544475162facb8ca3d671f3464d1f8 (diff) |
Merging in recent fixes/additions from 2.9.7
Diffstat (limited to 'lib/libalpm/list.c')
-rw-r--r-- | lib/libalpm/list.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/libalpm/list.c b/lib/libalpm/list.c index 9d3f4005..8bf0d702 100644 --- a/lib/libalpm/list.c +++ b/lib/libalpm/list.c @@ -256,6 +256,24 @@ PMList* pm_list_last(PMList *list) return(list->last); } +/* Filter out any duplicate strings in a list. + * + * Not the most efficient way, but simple to implement -- we assemble + * a new list, using is_in() to check for dupes at each iteration. + * + */ +PMList *_alpm_list_remove_dupes(PMList *list) +{ + PMList *i, *newlist = NULL; + + for(i = list; i; i = i->next) { + if(!pm_list_is_strin(i->data, newlist)) { + newlist = pm_list_add(newlist, strdup(i->data)); + } + } + return newlist; +} + /* Reverse the order of a list * * The caller is responsible for freeing the old list |