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Add support for foreign structs

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Foreign structs are special in the sense that there might
be native bindings (for instance PyCairo for PyGI) that provides
the same functionallity as the introspected variant.

https://bugzilla.gnome.org/show_bug.cgi?id=610357
This commit is contained in:
Johan Dahlin 2010-03-25 23:12:12 -03:00 committed by Johan Dahlin
parent 3b91df6678
commit 14f13c1760
6 changed files with 20 additions and 1 deletions
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9
ginfo.c
View File

@ -1392,6 +1392,15 @@ g_struct_info_get_alignment (GIStructInfo *info)
return blob->alignment;
}
gboolean
g_struct_info_is_foreign (GIStructInfo *info)
{
GIRealInfo *rinfo = (GIRealInfo *)info;
StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset];
return blob->foreign;
}
/**
* g_struct_info_is_gtype_struct:
* @info: GIStructInfo

1
girepository.h
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@ -461,6 +461,7 @@ GIFunctionInfo * g_struct_info_find_method (GIStructInfo *info,
gsize g_struct_info_get_size (GIStructInfo *info);
gsize g_struct_info_get_alignment (GIStructInfo *info);
gboolean g_struct_info_is_gtype_struct (GIStructInfo *info);
gboolean g_struct_info_is_foreign (GIStructInfo *info);
/* GIRegisteredTypeInfo */

1
girnode.c
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@ -1885,6 +1885,7 @@ g_ir_node_build_typelib (GIrNode *node,
GList *members;
blob->blob_type = BLOB_TYPE_STRUCT;
blob->foreign = struct_->foreign;
blob->deprecated = struct_->deprecated;
blob->is_gtype_struct = struct_->is_gtype_struct;
blob->reserved = 0;

1
girnode.h
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@ -312,6 +312,7 @@ struct _GIrNodeStruct
gboolean deprecated;
gboolean disguised;
gboolean is_gtype_struct;
gboolean foreign;
gchar *gtype_name;
gchar *gtype_init;

4
girparser.c
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@ -2201,6 +2201,7 @@ start_struct (GMarkupParseContext *context,
const gchar *gtype_name;
const gchar *gtype_init;
const gchar *gtype_struct;
const gchar *foreign;
GIrNodeStruct *struct_;
name = find_attribute ("name", attribute_names, attribute_values);
@ -2209,6 +2210,7 @@ start_struct (GMarkupParseContext *context,
gtype_name = find_attribute ("glib:type-name", attribute_names, attribute_values);
gtype_init = find_attribute ("glib:get-type", attribute_names, attribute_values);
gtype_struct = find_attribute ("glib:is-gtype-struct-for", attribute_names, attribute_values);
foreign = find_attribute ("foreign", attribute_names, attribute_values);
if (name == NULL && ctx->node_stack == NULL)
{
@ -2242,6 +2244,8 @@ start_struct (GMarkupParseContext *context,
struct_->gtype_name = g_strdup (gtype_name);
struct_->gtype_init = g_strdup (gtype_init);
struct_->foreign = (g_strcmp0 (foreign, "1") == 0);
if (ctx->node_stack == NULL)
ctx->current_module->entries =
g_list_append (ctx->current_module->entries, struct_);

5
gtypelib.h
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@ -669,6 +669,8 @@ typedef struct {
* @unregistered: If this is set, the type is not registered with GType.
* @alignment: The byte boundary that the struct is aligned to in memory
* @is_gtype_struct: Whether this structure is the class or interface layout for a GObject
* @foreign: If the type is foreign, eg if it's expected to be overridden by
* a native language binding instead of relying of introspected bindings.
* @size: The size of the struct in bytes.
* @gtype_name: String name of the associated #GType
* @gtype_init: String naming the symbol which gets the runtime #GType
@ -685,7 +687,8 @@ typedef struct {
guint16 unregistered : 1;
guint16 is_gtype_struct : 1;
guint16 alignment : 6;
guint16 reserved : 7;
guint16 foreign : 1;
guint16 reserved : 6;
guint32 name;