Corrected README

Enables the protocol documented at
https://wayland.app/protocols/ext-data-control-v1

It is the upstreamed version of the old wlr_data_control.

It is used e.g. by mpv to read and write the clipboard.

README.md

@@ -1,7 +1,8 @@
 # dwl - dwm for Wayland
 
-Join us on our IRC channel: [#dwl on Libera Chat]  
-Or on the community-maintained [Discord server].
+Join us on our [Discord server]  
+Or Matrix: [#dwl-official:matrix.org]  
+Or on our IRC channel: [#dwl on Libera Chat]
 
 dwl is a compact, hackable compositor for [Wayland] based on [wlroots]. It is
 intended to fill the same space in the Wayland world that [dwm] does in X11,
@@ -209,3 +210,4 @@ inspiration, and to the various contributors to the project, including:
 [wiki]: https://codeberg.org/dwl/dwl/wiki/Home#compatible-status-bars
 [Discord server]: https://discord.gg/jJxZnrGPWN
 [Wayland]: https://wayland.freedesktop.org/
+[#dwl-official:matrix.org]: https://matrix.to/#/#dwl-official:matrix.org

config.mk

@@ -1,4 +1,4 @@
-_VERSION = 0.8-dev
+_VERSION = 0.9-dev
 VERSION  = `git describe --tags --dirty 2>/dev/null || echo $(_VERSION)`
 
 PKG_CONFIG = pkg-config
@@ -8,8 +8,8 @@ PREFIX = /usr/local
 MANDIR = $(PREFIX)/share/man
 DATADIR = $(PREFIX)/share
 
-WLR_INCS = `$(PKG_CONFIG) --cflags wlroots-0.19`
-WLR_LIBS = `$(PKG_CONFIG) --libs wlroots-0.19`
+WLR_INCS = `$(PKG_CONFIG) --cflags wlroots-0.20`
+WLR_LIBS = `$(PKG_CONFIG) --libs wlroots-0.20`
 
 # Allow using an alternative wlroots installation
 # This has to have all the includes required by wlroots, e.g:

dwl.c

@@ -24,6 +24,7 @@
 #include <wlr/types/wlr_data_device.h>
 #include <wlr/types/wlr_drm.h>
 #include <wlr/types/wlr_export_dmabuf_v1.h>
+#include <wlr/types/wlr_ext_data_control_v1.h>
 #include <wlr/types/wlr_fractional_scale_v1.h>
 #include <wlr/types/wlr_gamma_control_v1.h>
 #include <wlr/types/wlr_idle_inhibit_v1.h>
@@ -68,6 +69,7 @@
 #include <xcb/xcb_icccm.h>
 #endif
 
+#include "xdg-shell-protocol.h"
 #include "util.h"
 
 /* macros */
@@ -2518,6 +2520,7 @@ setup(void)
 	wlr_export_dmabuf_manager_v1_create(dpy);
 	wlr_screencopy_manager_v1_create(dpy);
 	wlr_data_control_manager_v1_create(dpy);
+	wlr_ext_data_control_manager_v1_create(dpy, 1);
 	wlr_primary_selection_v1_device_manager_create(dpy);
 	wlr_viewporter_create(dpy);
 	wlr_single_pixel_buffer_manager_v1_create(dpy);
@@ -3176,9 +3179,7 @@ xwaylandready(struct wl_listener *listener, void *data)
 
 	/* Set the default XWayland cursor to match the rest of dwl. */
 	if ((xcursor = wlr_xcursor_manager_get_xcursor(cursor_mgr, "default", 1)))
-		wlr_xwayland_set_cursor(xwayland,
-				xcursor->images[0]->buffer, xcursor->images[0]->width * 4,
-				xcursor->images[0]->width, xcursor->images[0]->height,
+		wlr_xwayland_set_cursor(xwayland, wlr_xcursor_image_get_buffer(xcursor->images[0]),
 				xcursor->images[0]->hotspot_x, xcursor->images[0]->hotspot_y);
 }
 #endif