From 8ce13b8b9f1411a90e84ef6aee8c8409cb845acf Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 24 Feb 2023 10:25:33 -0500
Subject: Add function attributes

---
(limited to 'src/resources')

diff --git a/src/resources/map.h b/src/resources/map.h
index 73f004e..0d6b21e 100644
--- a/src/resources/map.h
+++ b/src/resources/map.h
@@ -112,8 +112,10 @@ struct map {
 struct map *map_get(const char *path);
 void map_free(struct map *map);
 void map_add_tileset(struct map *m, struct tileset *t, Uint32 firstgid);
-struct map_palette *map_get_palette(struct map *m, const char *name);
-struct layer *map_get_layer(struct map *m, const char *name);
+struct map_palette *map_get_palette(struct map *m, const char *name)
+	__attribute__((__pure__));
+struct layer *map_get_layer(struct map *m, const char *name)
+	__attribute__((__pure__));
 void map_add_exit(struct map *m, struct map_exit *e);
 
 #endif
--
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