upgrade source to 2.0.8

Edward Rudd

2018-08-19 561f0d614098a95527367cc3f911e476f35643d6

 source/src/video/directfb/SDL_DirectFB_opengl.c

@@ -1,6 +1,6 @@
/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
@@ -117,9 +117,9 @@


    if (path == NULL) {
        path = SDL_getenv("SDL_VIDEO_GL_DRIVER");
        path = SDL_getenv("SDL_OPENGL_LIBRARY");
        if (path == NULL) {
            path = "libGL.so";
            path = "libGL.so.1";
        }
    }

@@ -133,7 +133,6 @@
    SDL_DFB_DEBUG("Loaded library: %s\n", path);

    _this->gl_config.dll_handle = handle;
    _this->gl_config.driver_loaded = 1;
    if (path) {
        SDL_strlcpy(_this->gl_config.driver_path, path,
                    SDL_arraysize(_this->gl_config.driver_path));
@@ -151,16 +150,10 @@
DirectFB_GL_UnloadLibrary(_THIS)
{
 #if 0
    int ret;

    if (_this->gl_config.driver_loaded) {

        ret = GL_UnloadObject(_this->gl_config.dll_handle);
        if (ret)
            SDL_DFB_ERR("Error #%d trying to unload library.\n", ret);
        _this->gl_config.dll_handle = NULL;
        _this->gl_config.driver_loaded = 0;
    }
    int ret = GL_UnloadObject(_this->gl_config.dll_handle);
    if (ret)
        SDL_DFB_ERR("Error #%d trying to unload library.\n", ret);
    _this->gl_config.dll_handle = NULL;
#endif
    /* Free OpenGL memory */
    SDL_free(_this->gl_data);
@@ -246,17 +239,11 @@
    return 0;
}

void
int
DirectFB_GL_SwapWindow(_THIS, SDL_Window * window)
{
    SDL_DFB_WINDOWDATA(window);
    DFBRegion region;
    DirectFB_GLContext *p;

    region.x1 = 0;
    region.y1 = 0;
    region.x2 = window->w;
    region.y2 = window->h;

#if 0
    if (devdata->glFinish)
@@ -273,9 +260,9 @@
        }

    SDL_DFB_CHECKERR(windata->window_surface->Flip(windata->window_surface,NULL,  DSFLIP_PIPELINE |DSFLIP_BLIT | DSFLIP_ONSYNC ));
    return;
    return 0;
  error:
    return;
    return -1;
}

void