Adopt zero-length interface members from Objectively; bump to 2.2.0

Documentation/install.md

@@ -11,8 +11,8 @@ Tagged releases are published on the [GitHub releases page](https://github.com/j
 
 ## Dependencies
 
-* [Objectively](https://github.com/jdolan/Objectively) >= 2.0.0
-* [ObjectivelyGPU](https://github.com/jdolan/ObjectivelyGPU) >= 1.0.0
+* [Objectively](https://github.com/jdolan/Objectively) >= 2.2.0
+* [ObjectivelyGPU](https://github.com/jdolan/ObjectivelyGPU) >= 2.2.0
 * [SDL3](https://github.com/libsdl-org/SDL) >= 3.2.0, [SDL3_image](https://github.com/libsdl-org/SDL_image), [SDL3_ttf](https://github.com/libsdl-org/SDL_ttf)
 
 ## Building

Examples/HelloViewController.c

@@ -338,7 +338,6 @@ Class *_HelloViewController(void) {
       .name = "HelloViewController",
       .superclass = _ViewController(),
       .instanceSize = sizeof(HelloViewController),
-      .interfaceOffset = offsetof(HelloViewController, interface),
       .interfaceSize = sizeof(HelloViewControllerInterface),
       .initialize = initialize,
     });

Examples/HelloViewController.h

@@ -47,11 +47,10 @@ struct HelloViewController {
   ViewController viewController;
 
   /**
-   * @brief The interface.
-   *
+   * @brief The interface type.
    * @private
    */
-  HelloViewControllerInterface *interface;
+  HelloViewControllerInterface *interface[0];
 
   /**
    * @brief A Panel.

Sources/ObjectivelyMVC/Box.c

@@ -144,7 +144,6 @@ Class *_Box(void) {
       .name = "Box",
       .superclass = _View(),
       .instanceSize = sizeof(Box),
-      .interfaceOffset = offsetof(Box, interface),
       .interfaceSize = sizeof(BoxInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Box.h

@@ -49,10 +49,10 @@ struct Box {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  BoxInterface *interface;
+  BoxInterface *interface[0];
 
   /**
    * @brief The internal container.

Sources/ObjectivelyMVC/Button.c

@@ -213,7 +213,6 @@ Class *_Button(void) {
       .name = "Button",
       .superclass = _Control(),
       .instanceSize = sizeof(Button),
-      .interfaceOffset = offsetof(Button, interface),
       .interfaceSize = sizeof(ButtonInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Button.h

@@ -73,10 +73,10 @@ struct Button {
   Control control;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  ButtonInterface *interface;
+  ButtonInterface *interface[0];
 
   /**
    * @brief The ButtonDelegate.

Sources/ObjectivelyMVC/Checkbox.c

@@ -190,7 +190,6 @@ Class *_Checkbox(void) {
       .name = "Checkbox",
       .superclass = _Control(),
       .instanceSize = sizeof(Checkbox),
-      .interfaceOffset = offsetof(Checkbox, interface),
       .interfaceSize = sizeof(CheckboxInterface),
       .initialize = initialize,
       .destroy = destroy,

Sources/ObjectivelyMVC/Checkbox.h

@@ -72,10 +72,10 @@ struct Checkbox {
   Control control;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  CheckboxInterface *interface;
+  CheckboxInterface *interface[0];
 
   /**
    * @brief The CheckboxDelegate.

Sources/ObjectivelyMVC/CollectionItemView.c

@@ -143,7 +143,6 @@ Class *_CollectionItemView(void) {
       .name = "CollectionItemView",
       .superclass = _View(),
       .instanceSize = sizeof(CollectionItemView),
-      .interfaceOffset = offsetof(CollectionItemView, interface),
       .interfaceSize = sizeof(CollectionItemViewInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/CollectionItemView.h

@@ -48,10 +48,10 @@ struct CollectionItemView {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  CollectionItemViewInterface *interface;
+  CollectionItemViewInterface *interface[0];
 
   /**
    * @brief The ImageView.

Sources/ObjectivelyMVC/CollectionView.c

@@ -547,7 +547,6 @@ Class *_CollectionView(void) {
       .name = "CollectionView",
       .superclass = _Control(),
       .instanceSize = sizeof(CollectionView),
-      .interfaceOffset = offsetof(CollectionView, interface),
       .interfaceSize = sizeof(CollectionViewInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/CollectionView.h

@@ -123,10 +123,10 @@ struct CollectionView {
   Control control;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  CollectionViewInterface *interface;
+  CollectionViewInterface *interface[0];
 
   /**
    * @brief The layout axis.

Sources/ObjectivelyMVC/Control.c

@@ -397,7 +397,6 @@ Class *_Control(void) {
       .name = "Control",
       .superclass = _View(),
       .instanceSize = sizeof(Control),
-      .interfaceOffset = offsetof(Control, interface),
       .interfaceSize = sizeof(ControlInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Control.h

@@ -88,10 +88,10 @@ struct Control {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  ControlInterface *interface;
+  ControlInterface *interface[0];
 
   /**
    * @brief The ControlBevel.

Sources/ObjectivelyMVC/DebugViewController.c

@@ -347,7 +347,6 @@ Class *_DebugViewController(void) {
       .name = "DebugViewController",
       .superclass = _ViewController(),
       .instanceSize = sizeof(DebugViewController),
-      .interfaceOffset = offsetof(DebugViewController, interface),
       .interfaceSize = sizeof(DebugViewControllerInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/DebugViewController.h

@@ -46,10 +46,10 @@ struct DebugViewController {
   ViewController viewController;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  DebugViewControllerInterface *interface;
+  DebugViewControllerInterface *interface[0];
 
   /**
    * @brief The View to debug.

Sources/ObjectivelyMVC/Font.c

@@ -427,7 +427,6 @@ Class *_Font(void) {
       .name = "Font",
       .superclass = _Object(),
       .instanceSize = sizeof(Font),
-      .interfaceOffset = offsetof(Font, interface),
       .interfaceSize = sizeof(FontInterface),
       .initialize = initialize,
       .destroy = destroy,

Sources/ObjectivelyMVC/Font.h

@@ -69,10 +69,10 @@ struct Font {
   Object object;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  FontInterface *interface;
+  FontInterface *interface[0];
 
   /**
    * @brief The raw font data.

Sources/ObjectivelyMVC/HSVColorPicker.c

@@ -267,7 +267,6 @@ Class *_HSVColorPicker(void) {
       .name = "HSVColorPicker",
       .superclass = _Control(),
       .instanceSize = sizeof(HSVColorPicker),
-      .interfaceOffset = offsetof(HSVColorPicker, interface),
       .interfaceSize = sizeof(HSVColorPickerInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/HSVColorPicker.h

@@ -70,10 +70,10 @@ struct HSVColorPicker {
   Control control;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  HSVColorPickerInterface *interface;
+  HSVColorPickerInterface *interface[0];
 
   /**
    * @brief The color preview.

Sources/ObjectivelyMVC/HueColorPicker.c

@@ -216,7 +216,6 @@ Class *_HueColorPicker(void) {
       .name = "HueColorPicker",
       .superclass = _Control(),
       .instanceSize = sizeof(HueColorPicker),
-      .interfaceOffset = offsetof(HueColorPicker, interface),
       .interfaceSize = sizeof(HueColorPickerInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/HueColorPicker.h

@@ -70,10 +70,10 @@ struct HueColorPicker {
   Control control;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  HueColorPickerInterface *interface;
+  HueColorPickerInterface *interface[0];
 
   /**
    * @brief The hue preview.

Sources/ObjectivelyMVC/Image.c

@@ -217,7 +217,6 @@ Class *_Image(void) {
       .name = "Image",
       .superclass = _Object(),
       .instanceSize = sizeof(Image),
-      .interfaceOffset = offsetof(Image, interface),
       .interfaceSize = sizeof(ImageInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Image.h

@@ -43,10 +43,10 @@ struct Image {
   Object object;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  ImageInterface *interface;
+  ImageInterface *interface[0];
 
   /**
    * @brief The backing surface.

Sources/ObjectivelyMVC/ImageView.c

@@ -265,7 +265,6 @@ Class *_ImageView(void) {
       .name = "ImageView",
       .superclass = _View(),
       .instanceSize = sizeof(ImageView),
-      .interfaceOffset = offsetof(ImageView, interface),
       .interfaceSize = sizeof(ImageViewInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/ImageView.h

@@ -50,10 +50,10 @@ struct ImageView {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  ImageViewInterface *interface;
+  ImageViewInterface *interface[0];
 
   /**
    * @brief The blend factors (currently unused; reserved for future per-pipeline support).

Sources/ObjectivelyMVC/Input.c

@@ -218,7 +218,6 @@ Class *_Input(void) {
       .name = "Input",
       .superclass = _StackView(),
       .instanceSize = sizeof(Input),
-      .interfaceOffset = offsetof(Input, interface),
       .interfaceSize = sizeof(InputInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Input.h

@@ -62,10 +62,10 @@ struct Input {
   StackView stackView;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  InputInterface *interface;
+  InputInterface *interface[0];
 
   /**
    * @brief The Control.

Sources/ObjectivelyMVC/Label.c

@@ -137,7 +137,6 @@ Class *_Label(void) {
       .name = "Label",
       .superclass = _View(),
       .instanceSize = sizeof(Label),
-      .interfaceOffset = offsetof(Label, interface),
       .interfaceSize = sizeof(LabelInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Label.h

@@ -45,10 +45,10 @@ struct Label {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  LabelInterface *interface;
+  LabelInterface *interface[0];
 
   /**
    * @brief The Label Text.

Sources/ObjectivelyMVC/Makefile.am

@@ -129,6 +129,7 @@ libObjectivelyMVC_la_CFLAGS = \
 	@SDL3_CFLAGS@
 
 libObjectivelyMVC_la_LDFLAGS = \
+	-release @RELEASE_VERSION@ \
 	@HOST_LDFLAGS@
 
 libObjectivelyMVC_la_LIBADD = \

Sources/ObjectivelyMVC/NavigationViewController.c

@@ -156,7 +156,6 @@ Class *_NavigationViewController(void) {
       .name = "NavigationViewController",
       .superclass = _ViewController(),
       .instanceSize = sizeof(NavigationViewController),
-      .interfaceOffset = offsetof(NavigationViewController, interface),
       .interfaceSize = sizeof(NavigationViewControllerInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/NavigationViewController.h

@@ -48,10 +48,10 @@ struct NavigationViewController {
   ViewController viewController;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  NavigationViewControllerInterface *interface;
+  NavigationViewControllerInterface *interface[0];
 };
 
 /**

Sources/ObjectivelyMVC/Option.c

@@ -151,7 +151,6 @@ Class *_Option(void) {
       .name = "Option",
       .superclass = _View(),
       .instanceSize = sizeof(Option),
-      .interfaceOffset = offsetof(Option, interface),
       .interfaceSize = sizeof(OptionInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/Option.h

@@ -46,10 +46,10 @@ struct Option {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  OptionInterface *interface;
+  OptionInterface *interface[0];
 
   /**
    * @brief True if this Option is selected, false otherwise.

Sources/ObjectivelyMVC/PageView.c

@@ -183,7 +183,6 @@ Class *_PageView(void) {
       .name = "PageView",
       .superclass = _View(),
       .instanceSize = sizeof(PageView),
-      .interfaceOffset = offsetof(PageView, interface),
       .interfaceSize = sizeof(PageViewInterface),
       .initialize = initialize,
     });

Sources/ObjectivelyMVC/PageView.h

@@ -65,10 +65,10 @@ struct PageView {
   View view;
 
   /**
-   * @brief The interface.
+   * @brief The interface type.
    * @protected
    */
-  PageViewInterface *interface;
+  PageViewInterface *interface[0];
 
   /**
    * @brief The index of the current page.