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string_list: add a function string_list_remove_empty_items()

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Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Acked-by: Johan Herland <johan@herland.net>
Signed-off-by: Jeff King <peff@peff.net>
This commit is contained in:
Michael Haggerty
2012-11-04 08:07:06 +01:00
committed by Jeff King
parent 9c50374497
commit 6bb2a1377b
3 changed files with 24 additions and 1 deletions
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9
string-list.c
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@ -136,6 +136,15 @@ void filter_string_list(struct string_list *list, int free_util,
list->nr = dst;
}
static int item_is_not_empty(struct string_list_item *item, void *unused)
{
return *item->string != '\0';
}
void string_list_remove_empty_items(struct string_list *list, int free_util) {
filter_string_list(list, free_util, item_is_not_empty, NULL);
}
char *string_list_longest_prefix(const struct string_list *prefixes,
const char *string)
{