From 6211668e9f5c35953d37b327fea445127e9f3682 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 11 Dec 2016 12:01:01 -0800
Subject: [PATCH] Fixed creating a renderer on the dummy driver on Mac OS X

---
 src/video/SDL_sysvideo.h        | 3 ++-
 src/video/SDL_video.c           | 9 +++++++--
 src/video/dummy/SDL_nullvideo.c | 1 +
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/video/SDL_sysvideo.h b/src/video/SDL_sysvideo.h
index 53ef9b361..57a26f720 100644
--- a/src/video/SDL_sysvideo.h
+++ b/src/video/SDL_sysvideo.h
@@ -288,6 +288,7 @@ struct SDL_VideoDevice
 
     /* * * */
     /* Data common to all drivers */
+    SDL_bool is_dummy;
     SDL_bool suspend_screensaver;
     int num_displays;
     SDL_VideoDisplay *displays;
@@ -295,7 +296,7 @@ struct SDL_VideoDevice
     SDL_Window *grabbed_window;
     Uint8 window_magic;
     Uint32 next_object_id;
-    char * clipboard_text;
+    char *clipboard_text;
 
     /* * * */
     /* Data used by the GL drivers */
diff --git a/src/video/SDL_video.c b/src/video/SDL_video.c
index 18d756a81..230a3f49f 100644
--- a/src/video/SDL_video.c
+++ b/src/video/SDL_video.c
@@ -172,6 +172,11 @@ ShouldUseTextureFramebuffer()
         return SDL_TRUE;
     }
 
+    /* If this is the dummy driver there is no texture support */
+    if (_this->is_dummy) {
+        return SDL_FALSE;
+    }
+
     /* If the user has specified a software renderer we can't use a
        texture framebuffer, or renderer creation will go recursive.
      */
@@ -1175,7 +1180,7 @@ SDL_UpdateFullscreenMode(SDL_Window * window, SDL_bool fullscreen)
     if (window->is_destroying && (window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP)
         return 0;
     
-    if (SDL_strcmp(_this->name, "dummy") != 0) {
+    if (!_this->is_dummy) {
         /* If we're switching between a fullscreen Space and "normal" fullscreen, we need to get back to normal first. */
         if (fullscreen && ((window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP) && ((window->flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN)) {
             if (!Cocoa_SetWindowFullscreenSpace(window, SDL_FALSE)) {
@@ -1369,7 +1374,7 @@ SDL_CreateWindow(const char *title, int x, int y, int w, int h, Uint32 flags)
 
     /* Some platforms have OpenGL enabled by default */
 #if (SDL_VIDEO_OPENGL && __MACOSX__) || __IPHONEOS__ || __ANDROID__ || __NACL__
-    if (SDL_strcmp(_this->name, "dummy") != 0) {
+    if (!_this->is_dummy) {
         flags |= SDL_WINDOW_OPENGL;
     }
 #endif
diff --git a/src/video/dummy/SDL_nullvideo.c b/src/video/dummy/SDL_nullvideo.c
index 96f47813a..c419748c5 100644
--- a/src/video/dummy/SDL_nullvideo.c
+++ b/src/video/dummy/SDL_nullvideo.c
@@ -84,6 +84,7 @@ DUMMY_CreateDevice(int devindex)
         SDL_OutOfMemory();
         return (0);
     }
+    device->is_dummy = SDL_TRUE;
 
     /* Set the function pointers */
     device->VideoInit = DUMMY_VideoInit;