From 31d5451eed2677531c80177ff9dc8f5285f5a187 Mon Sep 17 00:00:00 2001 From: Michael Haggerty Date: Wed, 12 Sep 2012 16:04:45 +0200 Subject: string_list: add a new function, string_list_remove_duplicates() Add a function that deletes duplicate entries from a sorted string_list. Signed-off-by: Michael Haggerty Signed-off-by: Junio C Hamano --- string-list.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'string-list.c') diff --git a/string-list.c b/string-list.c index 179fde4210..decfa747fc 100644 --- a/string-list.c +++ b/string-list.c @@ -92,6 +92,23 @@ struct string_list_item *string_list_lookup(struct string_list *list, const char return list->items + i; } +void string_list_remove_duplicates(struct string_list *list, int free_util) +{ + if (list->nr > 1) { + int src, dst; + for (src = dst = 1; src < list->nr; src++) { + if (!strcmp(list->items[dst - 1].string, list->items[src].string)) { + if (list->strdup_strings) + free(list->items[src].string); + if (free_util) + free(list->items[src].util); + } else + list->items[dst++] = list->items[src]; + } + list->nr = dst; + } +} + int for_each_string_list(struct string_list *list, string_list_each_func_t fn, void *cb_data) { -- cgit v1.2.3