/* $Id: RTSemMutexRequestDebug-generic.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */ /** @file * IPRT - RTSemMutexRequestDebug, generic RTSemMutexRequestNoResumeDebug wrapper. */ /* * Copyright (C) 2006-2009 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * 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 * *******************************************************************************/ #define LOG_GROUP RTLOGGROUP_SEM #include #include "internal/iprt.h" #include #include #include RTDECL(int) RTSemMutexRequestDebug(RTSEMMUTEX Mutex, RTMSINTERVAL cMillies, RTHCUINTPTR uId, RT_SRC_POS_DECL) { int rc; if (cMillies == RT_INDEFINITE_WAIT) { do rc = RTSemMutexRequestNoResumeDebug(Mutex, cMillies, uId, RT_SRC_POS_ARGS); while (rc == VERR_INTERRUPTED); } else { const uint64_t u64Start = RTTimeMilliTS(); rc = RTSemMutexRequestNoResumeDebug(Mutex, cMillies, uId, RT_SRC_POS_ARGS); if (rc == VERR_INTERRUPTED) { do { uint64_t u64Elapsed = RTTimeMilliTS() - u64Start; if (u64Elapsed >= cMillies) return VERR_TIMEOUT; rc = RTSemMutexRequestNoResumeDebug(Mutex, cMillies - (RTMSINTERVAL)u64Elapsed, uId, RT_SRC_POS_ARGS); } while (rc == VERR_INTERRUPTED); } } return rc; } RT_EXPORT_SYMBOL(RTSemMutexRequestDebug);