directory: pass const pointers to inline functions

The inline functions directory_is_empty() and directory_get_path() don't modify the object - pass constant object pointers to them.

directory: pass const pointers to inline functions
5ea2e198 · Max Kellermann · 313405ed · 5ea2e198
Commit 5ea2e198 authored Oct 13, 2008 by Max Kellermann
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directory.h src/directory.h +2 -2

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--- a/src/directory.h
+++ b/src/directory.h
@@ -57,13 +57,13 @@ void
 directory_free(struct directory *directory);
 static inline bool
-directory_is_empty(struct directory *directory)
+directory_is_empty(const struct directory *directory)
 {
 	return directory->children.nr == 0 && directory->songs.nr == 0;
 }
 static inline const char *
-directory_get_path(struct directory *directory)
+directory_get_path(const struct directory *directory)
 {
 	return directory->path;
 }