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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#include "Wm5CorePCH.h"
#include "Wm5Assert.h"
#ifdef WM5_USE_ASSERT
#ifdef WM5_USE_ASSERT_WRITE_TO_OUTPUT_WINDOW
#include <windows.h>
#endif
#ifdef WM5_USE_ASSERT_WRITE_TO_MESSAGE_BOX
#include <intrin.h>
#endif
using namespace Wm5;
const char* Assert::msDebugPrompt = "Do you want to debug?";
const size_t Assert::msDebugPromptLength = strlen(Assert::msDebugPrompt);
const char* Assert::msMessagePrefix = "\nAssert failed at %s(%d):\n";
#ifdef WM5_USE_ASSERT_WRITE_TO_MESSAGE_BOX
const char* Assert::msMessageBoxTitle = "Assert Failed";
#endif
//----------------------------------------------------------------------------
Assert::Assert (bool condition, const char* file, int line,
const char* format, ...)
{
if (condition)
{
// The assertion is satisfied.
return;
}
// The message prefix.
char message[MAX_MESSAGE_BYTES];
const size_t maxPrefixBytes = MAX_MESSAGE_BYTES - msDebugPromptLength - 1;
_snprintf(message, maxPrefixBytes, msMessagePrefix, file, line);
// Append user-specified arguments.
va_list arguments;
va_start(arguments, format);
size_t length = strlen(message);
_vsnprintf(message + length, maxPrefixBytes - length, format, arguments);
va_end(arguments);
#ifdef WM5_USE_ASSERT_LOG_TO_FILE
// Write the message to the log file.
FILE* logFile = fopen(msLogFileName, "at");
if (logFile)
{
fprintf(logFile, message);
}
fclose(logFile);
#endif
#ifdef WM5_USE_ASSERT_WRITE_TO_OUTPUT_WINDOW
// Write the message to the output debug window.
OutputDebugString(message);
#endif
#ifdef WM5_USE_ASSERT_WRITE_TO_MESSAGE_BOX
// Give the user a chance to break-and-debug, to continue, or to
// terminate execution.
strcat(message, msDebugPrompt);
int selection = ::MessageBox(0, message, msMessageBoxTitle,
MB_ICONERROR | MB_YESNOCANCEL | MB_APPLMODAL | MB_TOPMOST);
switch (selection)
{
case IDYES:
// Break and debug.
__debugbreak();
break;
case IDNO:
// Continue execution.
break;
case IDCANCEL:
default:
// Terminate execution.
exit(0);
break;
}
#endif
}
//----------------------------------------------------------------------------
Assert::~Assert ()
{
}
//----------------------------------------------------------------------------
#endif
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