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Better error reporting for video drivers with less than full function…

…ality.
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slouken committed Oct 15, 2014
1 parent 3b70f65 commit f7abb7c4e2313d23dd5773e8d85a70c317652224
Showing with 7 additions and 2 deletions.
  1. +7 −2 src/video/SDL_video.c
@@ -1339,6 +1339,10 @@ SDL_CreateWindowFrom(const void *data)
SDL_UninitializedVideo();
return NULL;
}
if (!_this->CreateWindowFrom) {
SDL_Unsupported();
return NULL;
}
window = (SDL_Window *)SDL_calloc(1, sizeof(*window));
if (!window) {
SDL_OutOfMemory();
@@ -1356,8 +1360,7 @@ SDL_CreateWindowFrom(const void *data)
}
_this->windows = window;

if (!_this->CreateWindowFrom ||
_this->CreateWindowFrom(_this, window, data) < 0) {
if (_this->CreateWindowFrom(_this, window, data) < 0) {
SDL_DestroyWindow(window);
return NULL;
}
@@ -3181,11 +3184,13 @@ SDL_GetWindowWMInfo(SDL_Window * window, struct SDL_SysWMinfo *info)
CHECK_WINDOW_MAGIC(window, SDL_FALSE);

if (!info) {
SDL_InvalidParamError("info");
return SDL_FALSE;
}
info->subsystem = SDL_SYSWM_UNKNOWN;

if (!_this->GetWindowWMInfo) {
SDL_Unsupported();
return SDL_FALSE;
}
return (_this->GetWindowWMInfo(_this, window, info));

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