Method PrintWithClreol

src/External/CascLib/test/TLogHelper.cpp:318–391

    template <typename XCHAR>
    DWORD PrintWithClreol(const XCHAR * szFormat, va_list argList, bool bPrintLastError, bool bPrintEndOfLine)
    {
        char * szBufferPtr;
        char * szBufferEnd;
        size_t nNewPrinted;
        size_t nLength = 0;
        DWORD dwErrCode = Test_GetLastError();
        XCHAR szMessage[0x200];
        char szBuffer[0x200];
        bool bPrintPrefix = TEST_PRINT_PREFIX;

        // Always start the buffer with '\r'
        szBufferEnd = szBuffer + _countof(szBuffer);
        szBufferPtr = szBuffer;
        *szBufferPtr++ = '\r';

        // Print the prefix, if needed
        if(szMainTitle != NULL && bPrintPrefix)
        {
            while(szMainTitle[nLength] != 0)
                *szBufferPtr++ = szMainTitle[nLength++];

            *szBufferPtr++ = ':';
            *szBufferPtr++ = ' ';
        }

        // Construct the message
        nLength = TestStrPrintfV(szMessage, _countof(szMessage), szFormat, argList);
        TestStrCopy(szBufferPtr, (szBufferEnd - szBufferPtr), szMessage);
        szBufferPtr += nLength;

        // Append the last error
        if(bPrintLastError)
        {
            nLength = TestStrPrintf(szBufferPtr, (szBufferEnd - szBufferPtr), " (error code: %u)", dwErrCode);
            szBufferPtr += nLength;
        }

        // Remember how much did we print
        nNewPrinted = (szBufferPtr - szBuffer);

        // Shall we pad the string?
        if((nLength = (szBufferPtr - szBuffer - 1)) < nPrevPrinted)
        {
            size_t nPadding = nPrevPrinted - nLength;

            if((size_t)(nLength + nPadding) > (size_t)(szBufferEnd - szBufferPtr))
                nPadding = (szBufferEnd - szBufferPtr);

            memset(szBufferPtr, ' ', nPadding);
            szBufferPtr += nPadding;
        }

        // Shall we add new line?
        if((bPrintEndOfLine != false) && (szBufferPtr < szBufferEnd))
            *szBufferPtr++ = '\n';
        *szBufferPtr = 0;