Initial commit

Signed-off-by: Slendi <slendi@socopon.com>

src/wlr/backend.cpp

@@ -0,0 +1,60 @@
+#include <stdlib.h>
+
+extern "C" {
+#include <wayland-server-core.h>
+#include <wlr/backend/interface.h>
+#include <wlr/util/log.h>
+}
+
+struct my_backend {
+	struct wlr_backend base;
+	// TODO: any backend‐specific fields
+};
+
+extern "C" {
+
+static bool backend_start(struct wlr_backend* backend)
+{
+	(void)backend;
+	// TODO: start event loops, create outputs, inputs, etc.
+	return true;
+}
+
+static void backend_destroy(struct wlr_backend* backend)
+{
+	(void)backend;
+	// TODO: destroy outputs, free everything
+}
+
+static int backend_get_drm_fd(struct wlr_backend* backend)
+{
+	(void)backend;
+	// TODO: return drm FD or -1
+	return -1;
+}
+
+static const struct wlr_backend_impl backend_impl = {
+	.start = backend_start,
+	.destroy = backend_destroy,
+	.get_drm_fd = backend_get_drm_fd,
+};
+
+struct wlr_backend* wlr_my_backend_create(
+    struct wl_event_loop* loop, char const* name)
+{
+	(void)loop;
+	(void)name;
+	struct my_backend* b = (struct my_backend*)calloc(1, sizeof(*b));
+	if (!b) {
+		return NULL;
+	}
+	wlr_backend_init(&b->base, &backend_impl);
+	// TODO: store loop/name, setup
+	return &b->base;
+}
+
+bool wlr_backend_is_mybackend(struct wlr_backend* backend)
+{
+	return backend->impl == &backend_impl;
+}
+}