From a4313ee4b93b8bbc75eb8d641cb895be4dcf0c8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Janouch?=
Date: Mon, 28 Dec 2015 04:01:20 +0100
Subject: [PATCH] Constify str_map_iter
---
liberty.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/liberty.c b/liberty.c
index d71ce89..86b5698 100644
--- a/liberty.c
+++ b/liberty.c
@@ -977,13 +977,13 @@ str_map_steal (struct str_map *self, const char *key)
struct str_map_iter
{
- struct str_map *map; ///< The map we're iterating
+ const struct str_map *map; ///< The map we're iterating
size_t next_index; ///< Next table index to search
struct str_map_link *link; ///< Current link
};
static void
-str_map_iter_init (struct str_map_iter *self, struct str_map *map)
+str_map_iter_init (struct str_map_iter *self, const struct str_map *map)
{
self->map = map;
self->next_index = 0;
@@ -993,7 +993,7 @@ str_map_iter_init (struct str_map_iter *self, struct str_map *map)
static void *
str_map_iter_next (struct str_map_iter *self)
{
- struct str_map *map = self->map;
+ const struct str_map *map = self->map;
if (self->link)
self->link = self->link->next;
while (!self->link)
@@ -1021,7 +1021,7 @@ static void
str_map_unset_iter_init (struct str_map_unset_iter *self, struct str_map *map)
{
str_map_iter_init (&self->iter, map);
- self->iter.map->shrink_lock = true;
+ map->shrink_lock = true;
(void) str_map_iter_next (&self->iter);
self->next = self->iter.link;
}
@@ -1039,8 +1039,11 @@ str_map_unset_iter_next (struct str_map_unset_iter *self)
static void
str_map_unset_iter_free (struct str_map_unset_iter *self)
{
- self->iter.map->shrink_lock = false;
- str_map_shrink (self->iter.map);
+ // So that we don't have to store another non-const pointer
+ struct str_map *map = (struct str_map *) self->iter.map;
+
+ map->shrink_lock = false;
+ str_map_shrink (map);
}
// --- Event loop --------------------------------------------------------------