Revert "Merge pull request #27 from ascent12/meson"

This reverts commit 85805da021, reversing
changes made to 8189c64d7f.

backend/CMakeLists.txt

@@ -0,0 +1,42 @@
+include_directories(
+	${PROTOCOLS_INCLUDE_DIRS}
+	${WAYLAND_INCLUDE_DIR}
+	${DRM_INCLUDE_DIRS}
+    ${LIBINPUT_INCLUDE_DIRS}
+)
+
+add_library(wlr-backend
+    wayland/backend.c
+    wayland/registry.c
+    wayland/wl_seat.c
+    wayland/output.c
+    drm/backend.c
+    drm/drm.c
+
+    libinput/backend.c
+    libinput/events.c
+    libinput/keyboard.c
+    libinput/pointer.c
+    libinput/touch.c
+    libinput/tablet_tool.c
+    libinput/tablet_pad.c
+
+    multi/backend.c
+    backend.c
+    egl.c
+    udev.c
+)
+
+target_link_libraries(wlr-backend
+    wlr-util
+    wlr-types
+    ${WAYLAND_LIBRARIES}
+    ${DRM_LIBRARIES}
+    ${GBM_LIBRARIES}
+    ${GLESv2_LIBRARIES}
+    ${EGL_LIBRARIES}
+    ${SYSTEMD_LIBRARIES}
+    ${UDEV_LIBRARIES}
+    ${LIBINPUT_LIBRARIES}
+    ${GBM_LIBRARIES}
+)