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2005-05-05 Owen Taylor <otaylor@redhat.com> * gobject.[ch] gobject.symbols: Add g_object_add/remove_toggle_ref() functions to get notification when a reference count is the last remaining reference; this enables better memory management for language bindings. (http://mail.gnome.org/archives/gtk-devel-list/2005-April/msg00095.html) 2005-05-05 Owen Taylor <otaylor@redhat.com> * glib/gdataset.[ch] glib/gdatasetprivate.h: Add g_datalist_set/unset_flags(), g_datalist_get_flags() functions to squeeze some bits into a GDataSet... this is needed for efficient implementation of toggle references in GObject. * tests/gobject/references.c tests/gobject/Makefile.am: Add a test case for weak and toggle references. * glib/gfileutils.[ch]: Rename g_file_replace() back to g_file_set_contents(). * glib/glib.symbols: Update. 2005-05-05 Owen Taylor <otaylor@redhat.com> * glib/Makefile.am glib/glib-sections.txt gobject/gobject-sections.txt: Update * gobject/tmpl/objects.sgml: Document toggle-references.
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/* GLIB - Library of useful routines for C programming
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* gdataset-private.h: Internal macros for accessing dataset values
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* Copyright (C) 2005 Red Hat
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __G_DATASETPRIVATE_H__
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#define __G_DATASETPRIVATE_H__
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#include <glib/gdataset.h>
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G_BEGIN_DECLS
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#define G_DATALIST_GET_FLAGS(datalist) \
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((gsize)*(datalist) & G_DATALIST_FLAGS_MASK)
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#define G_DATALIST_SET_FLAGS(datalist, flags) G_STMT_START { \
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*datalist = (GData *)((flags) | (gsize)*(datalist)); \
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} G_STMT_END
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#define G_DATALIST_UNSET_FLAGS(datalist, flags) G_STMT_START { \
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*datalist = (GData *)(~(gsize)(flags) & (gsize)*(datalist)); \
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} G_STMT_END
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#define G_DATALIST_GET_POINTER(datalist) \
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((GData *)((gsize)*(datalist) & ~(gsize)G_DATALIST_FLAGS_MASK))
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#define G_DATALIST_SET_POINTER(datalist,pointer) G_STMT_START { \
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*(datalist) = (GData *)(G_DATALIST_GET_FLAGS (datalist) | \
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(gsize)pointer); \
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} G_STMT_END
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G_END_DECLS
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#endif /* __G_DATASETPRIVATE_H__ */
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