Current File : //proc/thread-self/root/usr/src/vboxhost-7.0.26/vboxdrv/common/log/logrel.c
/* $Id: logrel.cpp 155244 2023-01-17 14:15:46Z bird $ */
/** @file
* Runtime VBox - Release Logger.
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/log.h>
#include "internal/iprt.h"
/**
* Write to a logger instance, defaulting to the release one.
*
* This function will check whether the instance, group and flags makes up a
* logging kind which is currently enabled before writing anything to the log.
*
* @param pLogger Pointer to logger instance. If NULL the default release instance is attempted.
* @param fFlags The logging flags.
* @param iGroup The group.
* The value ~0U is reserved for compatibility with RTLogLogger[V] and is
* only for internal usage!
* @param pszFormat Format string.
* @param args Format arguments.
*/
RTDECL(void) RTLogRelLoggerV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, va_list args)
{
/*
* A NULL logger means default instance.
*/
if (!pLogger)
{
pLogger = RTLogRelGetDefaultInstance();
if (!pLogger)
return;
}
RTLogLoggerExV(pLogger, fFlags, iGroup, pszFormat, args);
}
RT_EXPORT_SYMBOL(RTLogRelLoggerV);
/**
* vprintf like function for writing to the default release log.
*
* @param pszFormat Printf like format string.
* @param args Optional arguments as specified in pszFormat.
*
* @remark The API doesn't support formatting of floating point numbers at the moment.
*/
RTDECL(void) RTLogRelPrintfV(const char *pszFormat, va_list args)
{
RTLogRelLoggerV(NULL, 0, ~0U, pszFormat, args);
}
RT_EXPORT_SYMBOL(RTLogRelPrintfV);
/**
* Changes the buffering setting of the default release logger.
*
* This can be used for optimizing longish logging sequences.
*
* @returns The old state.
* @param fBuffered The new state.
*/
RTDECL(bool) RTLogRelSetBuffering(bool fBuffered)
{
PRTLOGGER pLogger = RTLogRelGetDefaultInstance();
if (pLogger)
return RTLogSetBuffering(pLogger, fBuffered);
return false;
}
RT_EXPORT_SYMBOL(RTLogRelSetBuffering);
Mini Shell