michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #include "SkTypes.h"
michael@0: 
michael@0: #include "SkHRESULT.h"
michael@0: 
michael@0: void SkTraceHR(const char* file, unsigned long line,
michael@0:                HRESULT hr, const char* msg) {
michael@0:     SkDEBUGCODE(if (NULL != msg) SkDEBUGF(("%s\n", msg)));
michael@0:     SkDEBUGF(("%s(%lu) : error 0x%x: ", file, line, hr));
michael@0: 
michael@0:     LPSTR errorText = NULL;
michael@0:     FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER |
michael@0:                    FORMAT_MESSAGE_FROM_SYSTEM |
michael@0:                    FORMAT_MESSAGE_IGNORE_INSERTS,
michael@0:                    NULL,
michael@0:                    hr,
michael@0:                    MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
michael@0:                    (LPSTR) &errorText,
michael@0:                    0,
michael@0:                    NULL
michael@0:     );
michael@0: 
michael@0:     if (NULL == errorText) {
michael@0:         SkDEBUGF(("<unknown>\n"));
michael@0:     } else {
michael@0:         SkDEBUGF(("%s", errorText));
michael@0:         LocalFree(errorText);
michael@0:         errorText = NULL;
michael@0:     }
michael@0: }