Share via

CvWriteMessage Function

  • Article

Note

This article applies to Visual Studio 2015. If you're looking for the latest Visual Studio documentation, see Visual Studio documentation. We recommend upgrading to the latest version of Visual Studio. Download it here

Writes a message to the Concurrency Visualizer trace file.

Syntax

HRESULT CvWriteMessageW(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ PCWSTR pMessage,  
    ...  
    );  
  
HRESULT CvWriteMessageA(  
    PCV_MARKERSERIES pMarkerSeries,  
    _In_ PCSTR pMessage,  
    ...  
    );  
  
HRESULT CvWriteMessageVW(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ PCWSTR pMessage,  
    _In_ va_list argList);  
  
HRESULT CvWriteMessageVA(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ PCSTR pMessage,  
    _In_ va_list argList);  
  
HRESULT CvWriteMessageExW(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ CV_IMPORTANCE level,  
    _In_ int category,  
    _In_ PCWSTR pMessage,  
    ...  
    );  
  
HRESULT CvWriteMessageExA(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ CV_IMPORTANCE level,  
    _In_ int category,  
    _In_ PCSTR pMessage,  
    ...  
    );  
  
HRESULT CvWriteMessageExVW(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ CV_IMPORTANCE level,  
    _In_ int category,  
    _In_ PCWSTR pMessage,  
    _In_ va_list argList);  
  
HRESULT CvWriteMessageExVA(  
    _In_reads_bytes_(16) PCV_MARKERSERIES pMarkerSeries,  
    _In_ CV_IMPORTANCE level,  
    _In_ int category,  
    _In_ PCSTR pMessage,  
    _In_ va_list argList);

Parameters

argList
List of arguments.

category
Category of the span

level
Importance level of the span.

pMarkerSeries
Valid marker series context. Cannot be NULL.

pMessage
Message format string. Cannot be NULL.

Return Value

S_OK when the message is successfully written. Error code in case there were any errors. Use SUCCEEDED/FAILED macros to check for error condition.

Requirements

Header: cvmarkers.h

Unicode: CvWriteMessageW, CvWriteMessageVW, CvWriteMessageExW, CvWriteMessageExVW

ANSI: CvWriteMessageA, CvWriteMessageVA, CvWriteMessageExA, CvWriteMessageExVA

See Also

C++ Library Reference