Add wayland support (#2883)

src/Makefile

@@ -409,6 +409,24 @@ ifeq ($(PLATFORM),PLATFORM_DESKTOP)
     ifeq ($(PLATFORM_OS), LINUX)
         ifeq ($(USE_WAYLAND_DISPLAY),TRUE)
             CFLAGS += -D_GLFW_WAYLAND
+            LDFLAGS += $(shell pkg-config wayland-client wayland-cursor wayland-egl xkbcommon --libs)
+
+            WL_PROTOCOLS_DIR := $(shell pkg-config wayland-protocols --variable=pkgdatadir)
+            WL_CLIENT_DIR := $(shell pkg-config wayland-client --variable=pkgdatadir)
+
+            wl_generate = \
+                $(eval protocol=$(1)) \
+                $(eval basename=$(2)) \
+                $(shell wayland-scanner client-header $(protocol) $(RAYLIB_SRC_PATH)/$(basename).h) \
+                $(shell wayland-scanner private-code $(protocol) $(RAYLIB_SRC_PATH)/$(basename)-code.h)
+
+            $(call wl_generate, $(WL_CLIENT_DIR)/wayland.xml, wayland-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/stable/xdg-shell/xdg-shell.xml, wayland-xdg-shell-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/unstable/xdg-decoration/xdg-decoration-unstable-v1.xml, wayland-xdg-decoration-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/stable/viewporter/viewporter.xml, wayland-viewporter-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/unstable/relative-pointer/relative-pointer-unstable-v1.xml, wayland-relative-pointer-unstable-v1-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/unstable/pointer-constraints/pointer-constraints-unstable-v1.xml, wayland-pointer-constraints-unstable-v1-client-protocol)
+            $(call wl_generate, $(WL_PROTOCOLS_DIR)/unstable/idle-inhibit/idle-inhibit-unstable-v1.xml, wayland-idle-inhibit-unstable-v1-client-protocol)
         endif
     endif
 endif