Add CMake building support

src/Makefile

@@ -634,13 +634,8 @@ OBJS = rcore.o \
        rshapes.o \
        rtextures.o \
        rtext.o \
-       utils.o 
+       utils.o
 
-ifeq ($(TARGET_PLATFORM),PLATFORM_DRM)
-	ifeq ($(ENABLE_WAYLAND_DRM_LEASING),yes)
-		OBJS += drm-lease-v1.o
-	endif
-endif
 ifeq ($(TARGET_PLATFORM),PLATFORM_DESKTOP_GLFW)
     ifeq ($(USE_EXTERNAL_GLFW),FALSE)
         OBJS += rglfw.o
@@ -738,10 +733,6 @@ rcore.o : platforms/*.c
 rcore.o : rcore.c raylib.h rlgl.h utils.h raymath.h rcamera.h rgestures.h
 	$(CC) -c $< $(CFLAGS) $(INCLUDE_PATHS)
 
-# Compile Wayland DRM leasing module
-drm-lease-v1.o : platforms/drm-lease-v1.c
-	$(CC) -c $< $(CFLAGS) $(INCLUDE_PATHS)
-
 # Compile rglfw module
 rglfw.o : rglfw.c
 	$(CC) $(GLFW_OSX) -c $< $(CFLAGS) $(INCLUDE_PATHS)

src/platforms/rcore_drm.c

@@ -82,7 +82,11 @@
 
 #if defined(ENABLE_WAYLAND_DRM_LEASING)
     #include "wayland-client.h" // Wayland client. Used to do DRM leasing.
-    #include "drm-lease-v1.h"
+    // DRM leasing protocol that's used
+    #if defined(ENABLE_WAYLAND_DRM_LEASING)
+        #include "drm-lease-v1.c"
+        #include "drm-lease-v1.h"
+    #endif
 #endif
 
 #ifndef EGL_OPENGL_ES3_BIT