yet mmore doc fixes

classes are working again in gtk-doc, yay

libvips/foreign/foreign.c

@@ -609,7 +609,7 @@ vips_foreign_find_load_buffer( const void *data, size_t size )
 gboolean 
 vips_foreign_is_a( const char *loader, const char *filename )
 {
-	VipsObjectClass *class;
+	const VipsObjectClass *class;
 	VipsForeignLoadClass *load_class;
 
 	if( !(class = vips_class_find( "VipsForeignLoad", loader )) ) 
@@ -636,7 +636,7 @@ vips_foreign_is_a( const char *loader, const char *filename )
 gboolean
 vips_foreign_is_a_buffer( const char *loader, const void *data, size_t size )
 {
-	VipsObjectClass *class;
+	const VipsObjectClass *class;
 	VipsForeignLoadClass *load_class;
 
 	if( !(class = vips_class_find( "VipsForeignLoad", loader )) )
@@ -662,7 +662,7 @@ vips_foreign_is_a_buffer( const char *loader, const void *data, size_t size )
 VipsForeignFlags 
 vips_foreign_flags( const char *loader, const char *filename )
 {
-	VipsObjectClass *class;
+	const VipsObjectClass *class;
 
 	if( (class = vips_class_find( "VipsForeignLoad", loader )) ) {
 		VipsForeignLoadClass *load_class = 

libvips/include/vips/foreign.h

@@ -77,6 +77,8 @@ typedef struct _VipsForeignClass {
 
 } VipsForeignClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_foreign_get_type(void);
 
 /* Map over and find formats. This uses type introspection to loop over
@@ -211,6 +213,8 @@ typedef struct _VipsForeignLoadClass {
 	int (*load)( VipsForeignLoad *load );
 } VipsForeignLoadClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_foreign_load_get_type(void);
 
 const char *vips_foreign_find_load( const char *filename );
@@ -313,6 +317,8 @@ typedef struct _VipsForeignSaveClass {
 	gboolean coding[VIPS_CODING_LAST];
 } VipsForeignSaveClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_foreign_save_get_type(void);
 
 const char *vips_foreign_find_save( const char *filename );

libvips/include/vips/image.h

@@ -173,7 +173,7 @@ typedef struct _VipsProgress {
 	VIPS_TYPE_IMAGE, VipsImageClass ))
 
 typedef struct _VipsImage {
-	VipsObject parent_object;
+	VipsObject parent_instance;
 
 	/*< private >*/
 
@@ -356,6 +356,8 @@ typedef struct _VipsImageClass {
 
 } VipsImageClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_image_get_type(void);
 
 /* Has to be guint64 and not size_t/off_t since we have to be able to address

libvips/include/vips/interpolate.h

@@ -87,6 +87,8 @@ typedef struct _VipsInterpolateClass {
 	int window_offset;
 } VipsInterpolateClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_interpolate_get_type(void);
 void vips_interpolate( VipsInterpolate *interpolate,
 	void *out, VipsRegion *in, double x, double y );

libvips/include/vips/object.h

@@ -406,7 +406,7 @@ int vips_object_get_argument_priority( VipsObject *object, const char *name );
 	(G_TYPE_INSTANCE_GET_CLASS( (obj), VIPS_TYPE_OBJECT, VipsObjectClass ))
 
 struct _VipsObject {
-	GObject parent_object;
+	GObject parent_instance;
 
 	/* Set after ->build() has run succesfully: construct is fully done
 	 * and checked.
@@ -579,6 +579,8 @@ void vips_object_print_name( VipsObject *object );
 
 gboolean vips_object_sanity( VipsObject *object );
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_object_get_type(void);
 
 void vips_object_class_install_argument( VipsObjectClass *cls, 

libvips/include/vips/operation.h

@@ -92,6 +92,8 @@ typedef struct _VipsOperationClass {
 	void (*invalidate)( VipsOperation *operation );
 } VipsOperationClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_operation_get_type(void);
 
 VipsOperationFlags vips_operation_get_flags( VipsOperation *operation );

libvips/include/vips/region.h

@@ -98,6 +98,8 @@ typedef struct _VipsRegionClass {
 
 } VipsRegionClass;
 
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_region_get_type(void);
 
 VipsRegion *vips_region_new( VipsImage *image );

libvips/include/vips/threadpool.h

@@ -97,6 +97,9 @@ typedef struct _VipsThreadStateClass {
 } VipsThreadStateClass;
 
 void *vips_thread_state_set( VipsObject *object, void *a, void *b );
+
+/* Don't put spaces around void here, it breaks gtk-doc.
+ */
 GType vips_thread_state_get_type(void);
 
 VipsThreadState *vips_thread_state_new( VipsImage *im, void *a );