diff options
| author | Michael Haggerty <mhagger@alum.mit.edu> | 2012-09-12 18:04:44 +0400 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2012-09-12 22:43:25 +0400 |
| commit | eb5f0c7a616531a024a582b72ca6d8775ff98d46 (patch) | |
| tree | 1c791a163140cb2988c7d2049ce706ad93e0c23d /string-list.c | |
| parent | ff919f965d20d003e3882c70de667f41a86349ac (diff) | |
string_list: add a new function, filter_string_list()
This function allows entries that don't match a specified criterion to
be discarded from a string_list while preserving the order of the
remaining entries.
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'string-list.c')
| -rw-r--r-- | string-list.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/string-list.c b/string-list.c index acb1f5b6dc..179fde4210 100644 --- a/string-list.c +++ b/string-list.c @@ -102,6 +102,23 @@ int for_each_string_list(struct string_list *list, return ret; } +void filter_string_list(struct string_list *list, int free_util, + string_list_each_func_t want, void *cb_data) +{ + int src, dst = 0; + for (src = 0; src < list->nr; src++) { + if (want(&list->items[src], cb_data)) { + list->items[dst++] = list->items[src]; + } else { + if (list->strdup_strings) + free(list->items[src].string); + if (free_util) + free(list->items[src].util); + } + } + list->nr = dst; +} + void string_list_clear(struct string_list *list, int free_util) { if (list->items) { |