diff options
Diffstat (limited to '')
| -rw-r--r-- | src/util/RefCount.hxx (renamed from src/refcount.h) | 44 |
1 files changed, 18 insertions, 26 deletions
diff --git a/src/refcount.h b/src/util/RefCount.hxx index a882d76b0..9a45a585b 100644 --- a/src/refcount.h +++ b/src/util/RefCount.hxx @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2011 The Music Player Daemon Project + * Copyright (C) 2003-2013 The Music Player Daemon Project * http://www.musicpd.org * * Redistribution and use in source and binary forms, with or without @@ -33,35 +33,27 @@ * A very simple reference counting library. */ -#ifndef MPD_REFCOUNT_H -#define MPD_REFCOUNT_H +#ifndef MPD_REFCOUNT_HXX +#define MPD_REFCOUNT_HXX -#include <glib.h> -#include <stdbool.h> +#include <atomic> -struct refcount { - gint n; -}; +class RefCount { + std::atomic_uint n; -static inline void -refcount_init(struct refcount *r) -{ - r->n = 1; -} +public: + constexpr RefCount():n(1) {} -static inline void -refcount_inc(struct refcount *r) -{ - g_atomic_int_inc(&r->n); -} + void Increment() { + ++n; + } -/** - * @return true if the number of references has been dropped to 0 - */ -static inline bool -refcount_dec(struct refcount *r) -{ - return g_atomic_int_dec_and_test(&r->n); -} + /** + * @return true if the number of references has been dropped to 0 + */ + bool Decrement() { + return --n == 0; + } +}; #endif |