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girepository: Add GI_VFUNC_THROWS

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Virtual functions can definitely throw an error.  Right now the
scanner omits the GError parameter for them and adds throws="1", but
g-ir-compiler ignores this.

https://bugzilla.gnome.org/show_bug.cgi?id=669332
This commit is contained in:
Colin Walters 2012-02-03 13:20:00 -05:00
parent 3aaf08b49d
commit b9d0981460
7 changed files with 20 additions and 2 deletions
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1
girnode.c
View File

@ -1784,6 +1784,7 @@ _g_ir_node_build_typelib (GIrNode *node,
blob->must_be_implemented = 0; /* FIXME */
blob->must_not_be_implemented = 0; /* FIXME */
blob->class_closure = 0; /* FIXME */
blob->throws = vfunc->throws;
blob->reserved = 0;
if (vfunc->invoker)

1
girnode.h
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@ -206,6 +206,7 @@ struct _GIrNodeVFunc
gboolean must_be_implemented;
gboolean must_not_be_implemented;
gboolean is_class_closure;
gboolean throws;
char *invoker;

7
girparser.c
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@ -2345,6 +2345,7 @@ start_vfunc (GMarkupParseContext *context,
const gchar *is_class_closure;
const gchar *offset;
const gchar *invoker;
const gchar *throws;
GIrNodeInterface *iface;
GIrNodeVFunc *vfunc;
@ -2362,6 +2363,7 @@ start_vfunc (GMarkupParseContext *context,
is_class_closure = find_attribute ("is-class-closure", attribute_names, attribute_values);
offset = find_attribute ("offset", attribute_names, attribute_values);
invoker = find_attribute ("invoker", attribute_names, attribute_values);
throws = find_attribute ("throws", attribute_names, attribute_values);
if (name == NULL)
{
@ -2400,6 +2402,11 @@ start_vfunc (GMarkupParseContext *context,
else
vfunc->is_class_closure = FALSE;
if (throws && strcmp (throws, "1") == 0)
vfunc->throws = TRUE;
else
vfunc->throws = FALSE;
if (offset)
vfunc->offset = atoi (offset);
else

3
girwriter.c
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@ -916,6 +916,9 @@ write_vfunc_info (const gchar *namespace,
else if (flags & GI_VFUNC_MUST_NOT_OVERRIDE)
xml_printf (file, " override=\"never\"");
if (flags & GI_VFUNC_THROWS)
xml_printf (file, " throws=\"1\"");
xml_printf (file, " offset=\"%d\"", offset);
if (invoker)

3
gitypelib-internal.h
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@ -925,7 +925,8 @@ typedef struct {
guint16 must_be_implemented : 1;
guint16 must_not_be_implemented : 1;
guint16 class_closure : 1;
guint16 reserved :12;
guint16 throws : 1;
guint16 reserved :11;
guint16 signal;
guint16 struct_offset;

4
gitypes.h
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@ -403,6 +403,7 @@ typedef enum
* @GI_VFUNC_MUST_CHAIN_UP: chains up to the parent type
* @GI_VFUNC_MUST_OVERRIDE: overrides
* @GI_VFUNC_MUST_NOT_OVERRIDE: does not override
* @GI_VFUNC_THROWS: Includes a #GError
*
* Flags of a #GIVFuncInfo struct.
*/
@ -410,7 +411,8 @@ typedef enum
{
GI_VFUNC_MUST_CHAIN_UP = 1 << 0,
GI_VFUNC_MUST_OVERRIDE = 1 << 1,
GI_VFUNC_MUST_NOT_OVERRIDE = 1 << 2
GI_VFUNC_MUST_NOT_OVERRIDE = 1 << 2,
GI_VFUNC_THROWS = 1 << 3
} GIVFuncInfoFlags;
/**

3
givfuncinfo.c
View File

@ -104,6 +104,9 @@ g_vfunc_info_get_flags (GIVFuncInfo *info)
if (blob->must_not_be_implemented)
flags = flags | GI_VFUNC_MUST_NOT_OVERRIDE;
if (blob->throws)
flags = flags | GI_VFUNC_THROWS;
return flags;
}