From 0f9bef055788c60cd4f6621a46b047abb86bc193 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Mon, 16 May 2011 16:42:35 -0600 Subject: Consolidate reference counting code. --- libdimension/refcount.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 libdimension/refcount.c (limited to 'libdimension/refcount.c') diff --git a/libdimension/refcount.c b/libdimension/refcount.c new file mode 100644 index 0000000..66bc010 --- /dev/null +++ b/libdimension/refcount.c @@ -0,0 +1,46 @@ +/************************************************************************* + * Copyright (C) 2011 Tavian Barnes * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension Library is free software; you can redistribute it and/ * + * or modify it under the terms of the GNU Lesser General Public License * + * as published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Library is distributed in the hope that it will be * + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this program. If not, see * + * . * + *************************************************************************/ + +/** + * @file + * Reference counts. + */ + +#include "dimension.h" + +dmnsn_refcount * +dmnsn_new_refcount(void) +{ + dmnsn_refcount *refcount = dmnsn_malloc(sizeof(dmnsn_refcount)); + *refcount = 0; + return refcount; +} + +void +dmnsn_delete_refcount(dmnsn_refcount *refcount) +{ + if (refcount) { + if (*refcount != 0) { + dmnsn_error("Attempt to delete non-zero reference count."); + } + + dmnsn_free(refcount); + } +} -- cgit v1.2.3