[PATCH] document string_list_clear

[Stefan Beller <sbeller@google.com>]

Signed-off-by: Stefan Beller <sbeller@google.com>
---

 Just stumbled accross this one and wasn't sure if it also frees up
 the memory involved.

 string-list.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/string-list.h b/string-list.h
index 494eb5d..99ecc44 100644
--- a/string-list.h
+++ b/string-list.h
@@ -21,6 +21,11 @@ struct string_list {
 void string_list_init(struct string_list *list, int strdup_strings);
 
 void print_string_list(const struct string_list *p, const char *text);
+
+/*
+ * Clears the string list, so it has zero items. All former items are freed.
+ * If free_util is true, all util pointers are also freed.
+ */
 void string_list_clear(struct string_list *list, int free_util);
 
 /* Use this function to call a custom clear function on each util pointer */
-- 
2.2.0