/**
* @interface_method_impl{DBGCCMDHLP,pfnPrintfV}
*/
static DECLCALLBACK(int) dbgcHlpPrintfV(PDBGCCMDHLP pCmdHlp, size_t *pcbWritten, const char *pszFormat, va_list args)
{
PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
/*
* Do the formatting and output.
*/
pDbgc->rcOutput = 0;
size_t cb = RTStrFormatV(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, pszFormat, args);
if (pcbWritten)
*pcbWritten = cb;
return pDbgc->rcOutput;
}
/**
* @copydoc DBGCCMDHLP::pfnFailV
*/
static DECLCALLBACK(int) dbgcHlpFailV(PDBGCCMDHLP pCmdHlp, PCDBGCCMD pCmd, const char *pszFormat, va_list va)
{
PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
/*
* Do the formatting and output.
*/
pDbgc->rcOutput = VINF_SUCCESS;
RTStrFormat(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, "%s: error: ", pCmd->pszCmd);
if (RT_FAILURE(pDbgc->rcOutput))
return pDbgc->rcOutput;
RTStrFormatV(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, pszFormat, va);
if (RT_FAILURE(pDbgc->rcOutput))
return pDbgc->rcOutput;
if (pDbgc->chLastOutput != '\n')
dbgcFormatOutput(pDbgc, "\n", 1);
return VERR_DBGC_COMMAND_FAILED;
}
RTCString &RTCString::printfV(const char *pszFormat, va_list va)
{
cleanup();
RTStrFormatV(printfOutputCallback, this, NULL, NULL, pszFormat, va);
return *this;
}
/**
* Partial vsprintf worker implementation.
*
* @returns number of bytes formatted.
* @param pfnOutput Output worker.
* Called in two ways. Normally with a string an it's length.
* For termination, it's called with NULL for string, 0 for length.
* @param pvArg Argument to output worker.
* @param pszFormat Format string.
* @param args Argument list.
*/
RTDECL(size_t) RTLogFormatV(PFNRTSTROUTPUT pfnOutput, void *pvArg, const char *pszFormat, va_list args)
{
return RTStrFormatV(pfnOutput, pvArg, rtlogFormatStr, NULL, pszFormat, args);
}