char *string;
void *util;
};
+
+typedef int (*compare_strings_fn)(const char *, const char *);
+
struct string_list {
struct string_list_item *items;
unsigned int nr, alloc;
unsigned int strdup_strings:1;
+ compare_strings_fn cmp; /* NULL uses strcmp() */
};
#define STRING_LIST_INIT_NODUP { NULL, 0, 0, 0 }
void filter_string_list(struct string_list *list, int free_util,
string_list_each_func_t want, void *cb_data);
+/*
+ * Remove any empty strings from the list. If free_util is true, call
+ * free() on the util members of any items that have to be deleted.
+ * Preserve the order of the items that are retained.
+ */
+void string_list_remove_empty_items(struct string_list *list, int free_util);
/* Use these functions only on sorted lists: */
int string_list_has_string(const struct string_list *list, const char *string);
int insert_at, const char *string);
struct string_list_item *string_list_lookup(struct string_list *list, const char *string);
+/*
+ * Remove all but the first of consecutive entries with the same
+ * string value. If free_util is true, call free() on the util
+ * members of any items that have to be deleted.
+ */
+void string_list_remove_duplicates(struct string_list *sorted_list, int free_util);
+
/* Use these functions only on unsorted lists: */