/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#ifdef __WIN32__
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#include "SDL_windows.h"
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#include "SDL_error.h"
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#include "SDL_assert.h"
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#include <objbase.h> /* for CoInitialize/CoUninitialize */
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/* Sets an error message based on GetLastError() */
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int
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WIN_SetError(const char *prefix)
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{
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TCHAR buffer[1024];
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char *message;
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FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0,
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buffer, SDL_arraysize(buffer), NULL);
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message = WIN_StringToUTF8(buffer);
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SDL_SetError("%s%s%s", prefix ? prefix : "", prefix ? ": " : "", message);
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SDL_free(message);
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return -1;
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}
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HRESULT
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WIN_CoInitialize(void)
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{
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/* SDL handles any threading model, so initialize with the default, which
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is compatible with OLE and if that doesn't work, try multi-threaded mode.
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If you need multi-threaded mode, call CoInitializeEx() before SDL_Init()
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*/
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HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
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if (hr == RPC_E_CHANGED_MODE) {
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hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
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}
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/* S_FALSE means success, but someone else already initialized. */
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/* You still need to call CoUninitialize in this case! */
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if (hr == S_FALSE) {
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return S_OK;
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}
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return hr;
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}
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void
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WIN_CoUninitialize(void)
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{
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CoUninitialize();
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}
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#endif /* __WIN32__ */
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/* vi: set ts=4 sw=4 expandtab: */
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