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9e10d2fa88
As documented in g_once_init_enter(): "While @location has a volatile qualifier, this is a historical artifact and the pointer passed to it should not be volatile.". And effectively this now warns with modern glibc. Drop the "volatile" qualifier from these static variables as it's expected. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1785>
281 lines
15 KiB
C
281 lines
15 KiB
C
/*
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* Cogl
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*
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* A Low Level GPU Graphics and Utilities API
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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*/
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#ifndef __COGL_GTYPE_PRIVATE_H__
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#define __COGL_GTYPE_PRIVATE_H__
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#include "cogl-config.h"
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#include <glib.h>
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#include <glib-object.h>
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#include "cogl-object-private.h"
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/* Move this to public headers? */
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typedef struct _CoglGtypeObject CoglGtypeObject;
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typedef struct _CoglGtypeClass CoglGtypeClass;
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struct _CoglGtypeObject
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{
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GTypeInstance parent_instance;
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guint dummy;
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};
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struct _CoglGtypeClass
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{
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GTypeClass base_class;
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guint dummy;
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};
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#define I_(str) (g_intern_static_string ((str)))
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/**/
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#define COGL_GTYPE_DEFINE_BOXED(Name,underscore_name,copy_func,free_func) \
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GType \
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cogl_##underscore_name##_get_gtype (void) \
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{ \
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static size_t g_type_id = 0; \
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if (g_once_init_enter (&g_type_id)) \
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{ \
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GType type = \
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g_boxed_type_register_static (g_intern_static_string (I_("Cogl" # Name)), \
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(GBoxedCopyFunc)copy_func, \
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(GBoxedFreeFunc)free_func); \
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g_once_init_leave (&g_type_id, type); \
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} \
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return g_type_id; \
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}
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#define COGL_GTYPE_IMPLEMENT_INTERFACE(name) { \
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const GInterfaceInfo g_implement_interface_info = { \
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(GInterfaceInitFunc) _cogl_gtype_dummy_iface_init, NULL, NULL \
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}; \
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g_type_add_interface_static (fundamental_type_id, \
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cogl_##name##_get_gtype(), \
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&g_implement_interface_info); \
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}
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#define _COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \
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GType \
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cogl_##name##_get_gtype (void) \
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{ \
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static size_t g_type_id = 0; \
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if (g_once_init_enter (&g_type_id)) \
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{ \
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static const GTypeFundamentalInfo finfo = { \
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(G_TYPE_FLAG_CLASSED | \
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G_TYPE_FLAG_INSTANTIATABLE | \
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G_TYPE_FLAG_DERIVABLE | \
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G_TYPE_FLAG_DEEP_DERIVABLE), \
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}; \
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static const GTypeValueTable value_table = { \
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_cogl_gtype_object_init_value, \
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_cogl_gtype_object_free_value, \
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_cogl_gtype_object_copy_value, \
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_cogl_gtype_object_peek_pointer, \
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"p", \
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_cogl_gtype_object_collect_value, \
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"p", \
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_cogl_gtype_object_lcopy_value, \
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}; \
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const GTypeInfo node_info = { \
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sizeof (CoglObjectClass), \
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(GBaseInitFunc) _cogl_gtype_object_class_base_init, \
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(GBaseFinalizeFunc) _cogl_gtype_object_class_base_finalize, \
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(GClassInitFunc) _cogl_gtype_object_class_init, \
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(GClassFinalizeFunc) NULL, \
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NULL, \
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sizeof (CoglObject), \
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0, \
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(GInstanceInitFunc) _cogl_gtype_object_init, \
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&value_table, \
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}; \
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GType fundamental_type_id = \
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g_type_register_fundamental (g_type_fundamental_next (), \
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I_("Cogl" # Name), \
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&node_info, &finfo, \
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G_TYPE_FLAG_ABSTRACT); \
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g_once_init_leave (&g_type_id, \
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fundamental_type_id);
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#define _COGL_GTYPE_DEFINE_BASE_CLASS_END() \
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} \
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return g_type_id; \
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}
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#define COGL_GTYPE_DEFINE_BASE_CLASS(Name,name,...) \
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_COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \
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{__VA_ARGS__;} \
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_COGL_GTYPE_DEFINE_BASE_CLASS_END()
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#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN(Name,name) \
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\
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static void name##_default_init (Name##Interface *klass); \
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GType \
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name##_get_gtype (void) \
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{ \
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static size_t g_type_id = 0; \
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if (g_once_init_enter (&g_type_id)) \
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{ \
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GType fundamental_type_id = \
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g_type_register_static_simple (G_TYPE_INTERFACE, \
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g_intern_static_string (#Name), \
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sizeof (Name##Interface), \
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(GClassInitFunc)name##_default_init, \
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0, \
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(GInstanceInitFunc)NULL, \
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(GTypeFlags) 0); \
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g_type_interface_add_prerequisite (fundamental_type_id, \
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cogl_object_get_gtype()); \
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{ /* custom code follows */
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#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END() \
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/* following custom code */ \
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} \
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g_once_init_leave (&g_type_id, \
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fundamental_type_id); \
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} \
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return g_type_id; \
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} /* closes name##_get_type() */
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#define COGL_GTYPE_DEFINE_INTERFACE(Name,name) \
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typedef struct _Cogl##Name##Iface Cogl##Name##Iface; \
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typedef Cogl##Name##Iface Cogl##Name##Interface; \
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struct _Cogl##Name##Iface \
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{ \
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/*< private >*/ \
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GTypeInterface g_iface; \
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}; \
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_COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN (Cogl##Name, cogl_##name) \
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_COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END () \
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static void \
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cogl_##name##_default_init (Cogl##Name##Interface *iface) \
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{ \
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}
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#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Name,name,parent,flags) \
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\
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static void name##_init (Name *self); \
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static void name##_class_init (Name##Class *klass); \
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static gpointer name##_parent_class = NULL; \
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static gint Name##_private_offset; \
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\
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static void \
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name##_class_intern_init (gpointer klass) \
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{ \
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name##_parent_class = g_type_class_peek_parent (klass); \
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name##_class_init ((Name##Class*) klass); \
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} \
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\
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static inline gpointer \
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name##_get_instance_private (Name *self) \
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{ \
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return (G_STRUCT_MEMBER_P (self, Name ##_private_offset)); \
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} \
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\
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GType \
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name##_get_gtype (void) \
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{ \
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static size_t g_type_id = 0; \
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if (g_once_init_enter (&g_type_id)) \
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{ \
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GType fundamental_type_id = \
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g_type_register_static_simple (parent, \
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g_intern_static_string (#Name), \
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sizeof (Name##Class), \
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(GClassInitFunc) name##_class_intern_init, \
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sizeof (Name), \
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(GInstanceInitFunc) name##_init, \
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(GTypeFlags) flags); \
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{ /* custom code follows */
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#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \
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/* following custom code */ \
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} \
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g_once_init_leave (&g_type_id, \
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fundamental_type_id); \
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} \
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return g_type_id; \
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} /* closes name##_get_type() */
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#define COGL_GTYPE_DEFINE_CLASS(Name,name,...) \
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typedef struct _Cogl##Name##Class Cogl##Name##Class; \
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struct _Cogl##Name##Class { \
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CoglObjectClass parent_class; \
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}; \
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_COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Cogl##Name, \
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cogl_##name, \
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cogl_object_get_gtype(), \
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0) \
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{__VA_ARGS__;} \
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_COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \
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static void \
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cogl_##name##_init (Cogl##Name *instance) \
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{ \
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} \
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static void \
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cogl_##name##_class_init (Cogl##Name##Class *klass) \
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{ \
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}
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void _cogl_gtype_object_init_value (GValue *value);
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void _cogl_gtype_object_free_value (GValue *value);
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void _cogl_gtype_object_copy_value (const GValue *src,
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GValue *dst);
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gpointer _cogl_gtype_object_peek_pointer (const GValue *value);
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gchar *_cogl_gtype_object_collect_value (GValue *value,
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guint n_collect_values,
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GTypeCValue *collect_values,
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guint collect_flags);
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gchar *_cogl_gtype_object_lcopy_value (const GValue *value,
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guint n_collect_values,
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GTypeCValue *collect_values,
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guint collect_flags);
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void _cogl_gtype_object_class_base_init (CoglObjectClass *klass);
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void _cogl_gtype_object_class_base_finalize (CoglObjectClass *klass);
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void _cogl_gtype_object_class_init (CoglObjectClass *klass);
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void _cogl_gtype_object_init (CoglObject *object);
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COGL_EXPORT
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void cogl_object_value_set_object (GValue *value,
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gpointer object);
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COGL_EXPORT
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gpointer cogl_object_value_get_object (const GValue *value);
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void _cogl_gtype_dummy_iface_init (gpointer iface);
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#endif /* __COGL_GTYPE_PRIVATE_H__ */
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