[PATCH 10/23] string-list: new for_each_string_list() function
From: Jay Soffian <hidden>
Date: 2016-06-15 22:46:16
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add a convenience function for iterating over a string_list's items via a callback. Signed-off-by: Jay Soffian <redacted> --- string-list.c | 10 ++++++++++ string-list.h | 5 +++++ 2 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/string-list.c b/string-list.c
index 15e14cf..1ac536e 100644
--- a/string-list.c
+++ b/string-list.c@@ -92,6 +92,16 @@ struct string_list_item *string_list_lookup(const char *string, struct string_li return list->items + i; } +int for_each_string_list(string_list_each_func_t fn, + struct string_list *list, void *cb_data) +{ + int i, ret = 0; + for (i = 0; i < list->nr; i++) + if ((ret = fn(&list->items[i], cb_data))) + break; + return ret; +} + void string_list_clear(struct string_list *list, int free_util) { if (list->items) {
diff --git a/string-list.h b/string-list.h
index d32ba05..14bbc47 100644
--- a/string-list.h
+++ b/string-list.h@@ -20,6 +20,11 @@ void string_list_clear(struct string_list *list, int free_util); typedef void (*string_list_clear_func_t)(void *p, const char *str); void string_list_clear_func(struct string_list *list, string_list_clear_func_t clearfunc); +/* Use this function to iterate over each item */ +typedef int (*string_list_each_func_t)(struct string_list_item *, void *); +int for_each_string_list(string_list_each_func_t, + struct string_list *list, void *cb_data); + /* Use these functions only on sorted lists: */ int string_list_has_string(const struct string_list *list, const char *string); int string_list_find_insert_index(const struct string_list *list, const char *string,
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1.6.2.rc1.291.g83eb