updae source to 2.0.9 source

Edward Rudd

2019-04-09 9cd2e9ec8fc0127393dfce9c0359d500c8c238be

 source/src/video/cocoa/SDL_cocoavulkan.m

@@ -58,8 +58,7 @@
    PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = NULL;

    if (_this->vulkan_config.loader_handle) {
        SDL_SetError("Vulkan/MoltenVK already loaded");
        return -1;
        return SDL_SetError("Vulkan/MoltenVK already loaded");
    }

    /* Load the Vulkan loader library */
@@ -80,6 +79,7 @@
        _this->vulkan_config.loader_handle = DEFAULT_HANDLE;
    } else {
        const char** paths;
        const char *foundPath = NULL;
        int numPaths;
        int i;

@@ -93,17 +93,16 @@
            numPaths = SDL_arraysize(defaultPaths);
        }
        
        for (i=0; i < numPaths; i++) {
            _this->vulkan_config.loader_handle = SDL_LoadObject(paths[i]);
            if (_this->vulkan_config.loader_handle)
                break;
            else
                continue;
        for (i = 0; i < numPaths && _this->vulkan_config.loader_handle == NULL; i++) {
            foundPath = paths[i];
            _this->vulkan_config.loader_handle = SDL_LoadObject(foundPath);
        }
        if (i == numPaths)
            return -1;

        SDL_strlcpy(_this->vulkan_config.loader_path, paths[i],
        if (_this->vulkan_config.loader_handle == NULL) {
            return SDL_SetError("Failed to load Vulkan/MoltenVK library");
        }

        SDL_strlcpy(_this->vulkan_config.loader_path, foundPath,
                    SDL_arraysize(_this->vulkan_config.loader_path));
        vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)SDL_LoadFunction(
            _this->vulkan_config.loader_handle, "vkGetInstanceProcAddr");