1 files changed, 48 insertions, 0 deletions
diff --git a/string-list.h b/string-list.h
new file mode 100644
index 0000000000..0684cb73bf
--- /dev/null
+++ b/string-list.h
@@ -0,0 +1,48 @@
+#ifndef STRING_LIST_H
+#define STRING_LIST_H
+
+struct string_list_item {
+	char *string;
+	void *util;
+};
+struct string_list {
+	struct string_list_item *items;
+	unsigned int nr, alloc;
+	unsigned int strdup_strings:1;
+};
+
+#define STRING_LIST_INIT_NODUP { NULL, 0, 0, 0 }
+#define STRING_LIST_INIT_DUP   { NULL, 0, 0, 1 }
+
+void print_string_list(const struct string_list *p, const char *text);
+void string_list_clear(struct string_list *list, int free_util);
+
+/* Use this function to call a custom clear function on each util pointer */
+/* The string associated with the util pointer is passed as the second argument */
+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 or the macro below to iterate over each item */
+typedef int (*string_list_each_func_t)(struct string_list_item *, void *);
+int for_each_string_list(struct string_list *list,
+			 string_list_each_func_t, void *cb_data);
+#define for_each_string_list_item(item,list) \
+	for (item = (list)->items; item < (list)->items + (list)->nr; ++item)
+
+/* 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,
+				  int negative_existing_index);
+struct string_list_item *string_list_insert(struct string_list *list, const char *string);
+struct string_list_item *string_list_insert_at_index(struct string_list *list,
+						     int insert_at, const char *string);
+struct string_list_item *string_list_lookup(struct string_list *list, const char *string);
+
+/* Use these functions only on unsorted lists: */
+struct string_list_item *string_list_append(struct string_list *list, const char *string);
+void sort_string_list(struct string_list *list);
+int unsorted_string_list_has_string(struct string_list *list, const char *string);
+struct string_list_item *unsorted_string_list_lookup(struct string_list *list,
+						     const char *string);
+void unsorted_string_list_delete_item(struct string_list *list, int i, int free_util);
+#endif /* STRING_LIST_H */