assert.cpp revision c58f1213e628a545081c70e26c6b67a841cff880
/* $Id$ */
/** @file
* IPRT - Assertions, common code.
*/
/*
* Copyright (C) 2006-2011 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#ifdef IN_RING3
# include <stdio.h>
#endif
/*******************************************************************************
* Global Variables *
*******************************************************************************/
/** The last assert message, 1st part. */
/** The last assert message, 2nd part. */
/** The length of the g_szRTAssertMsg2 content.
* @remarks Race. */
static uint32_t volatile g_cchRTAssertMsg2;
/** The last assert message, expression. */
RTDATADECL(const char * volatile) g_pszRTAssertExpr;
/** The last assert message, function name. */
RTDATADECL(const char * volatile) g_pszRTAssertFunction;
/** The last assert message, file name. */
RTDATADECL(const char * volatile) g_pszRTAssertFile;
/** The last assert message, line number. */
/** Set if assertions are quiet. */
static bool volatile g_fQuiet = false;
/** Set if assertions may panic. */
static bool volatile g_fMayPanic = true;
{
}
RTDECL(bool) RTAssertAreQuiet(void)
{
return ASMAtomicUoReadBool(&g_fQuiet);
}
{
}
RTDECL(bool) RTAssertMayPanic(void)
{
return ASMAtomicUoReadBool(&g_fMayPanic);
}
RTDECL(void) RTAssertMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
{
/*
* Fill in the globals.
*/
"\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
/*
* If not quiet, make noise.
*/
if (!RTAssertAreQuiet())
{
#ifdef IN_RING0
# ifdef IN_GUEST_R0
RTLogBackdoorPrintf("\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
# endif
/** @todo fully integrate this with the logger... play safe a bit for now. */
#else /* !IN_RING0 */
# if !defined(IN_RING3) && !defined(LOG_NO_COM)
RTLogComPrintf("\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
# endif
if (pLog)
{
RTLogRelPrintf("\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
# ifndef IN_RC /* flushing is done automatically in RC */
# endif
}
# ifndef LOG_ENABLED
if (!pLog)
# endif
{
pLog = RTLogDefaultInstance();
if (pLog)
{
RTLogPrintf("\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
# ifndef IN_RC /* flushing is done automatically in RC */
# endif
}
}
# ifdef IN_RING3
/* print to stderr, helps user and gdb debugging. */
"\n!!Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
# endif
#endif /* !IN_RING0 */
}
}
/**
* Worker for RTAssertMsg2V and RTAssertMsg2AddV
*
* @param fInitial True if it's RTAssertMsg2V, otherwise false.
* @param pszFormat The message format string.
* @param va The format arguments.
*/
{
/*
* The global first.
*/
if (fInitial)
{
}
else
{
{
}
}
/*
* If not quiet, make some noise.
*/
if (!RTAssertAreQuiet())
{
#ifdef IN_RING0
# ifdef IN_GUEST_R0
# endif
/** @todo fully integrate this with the logger... play safe a bit for now. */
#else /* !IN_RING0 */
# if !defined(IN_RING3) && !defined(LOG_NO_COM)
# endif
if (pLog)
{
# ifndef IN_RC /* flushing is done automatically in RC */
# endif
}
pLog = RTLogDefaultInstance();
if (pLog)
{
# ifndef IN_RC /* flushing is done automatically in RC */
#endif
}
# ifdef IN_RING3
/* print to stderr, helps user and gdb debugging. */
char szMsg[sizeof(g_szRTAssertMsg2)];
# endif
#endif /* !IN_RING0 */
}
}
{
}
{
}