diff options
Diffstat (limited to 'sal/osl/unx/conditn.c')
-rw-r--r-- | sal/osl/unx/conditn.c | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/sal/osl/unx/conditn.c b/sal/osl/unx/conditn.c deleted file mode 100644 index 4b407df35..000000000 --- a/sal/osl/unx/conditn.c +++ /dev/null @@ -1,352 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - - -#include "system.h" -#include <sal/types.h> - -#include <osl/conditn.h> -#include <osl/diagnose.h> -#include <osl/time.h> - - -typedef struct _oslConditionImpl -{ - pthread_cond_t m_Condition; - pthread_mutex_t m_Lock; - sal_Bool m_State; -} oslConditionImpl; - - -/*****************************************************************************/ -/* osl_createCondition */ -/*****************************************************************************/ -oslCondition SAL_CALL osl_createCondition() -{ - oslConditionImpl* pCond; - int nRet=0; - - pCond = (oslConditionImpl*) malloc(sizeof(oslConditionImpl)); - - OSL_ASSERT(pCond); - - if ( pCond == 0 ) - { - return 0; - } - - pCond->m_State = sal_False; - - /* init condition variable with default attr. (PTHREAD_PROCESS_PRIVAT) */ - nRet = pthread_cond_init(&pCond->m_Condition, PTHREAD_CONDATTR_DEFAULT); - if ( nRet != 0 ) - { - OSL_TRACE("osl_createCondition : condition init failed. Errno: %d; '%s'\n", - nRet, strerror(nRet)); - - free(pCond); - return 0; - } - - nRet = pthread_mutex_init(&pCond->m_Lock, PTHREAD_MUTEXATTR_DEFAULT); - if ( nRet != 0 ) - { - OSL_TRACE("osl_createCondition : mutex init failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - - nRet = pthread_cond_destroy(&pCond->m_Condition); - if ( nRet != 0 ) - { - OSL_TRACE("osl_createCondition : destroy condition failed. Errno: %d; '%s'\n", - nRet, strerror(nRet)); - } - - free(pCond); - pCond = 0; - } - - return (oslCondition)pCond; -} - -/*****************************************************************************/ -/* osl_destroyCondition */ -/*****************************************************************************/ -void SAL_CALL osl_destroyCondition(oslCondition Condition) -{ - oslConditionImpl* pCond; - int nRet = 0; - - if ( Condition ) - { - pCond = (oslConditionImpl*)Condition; - - nRet = pthread_cond_destroy(&pCond->m_Condition); - if ( nRet != 0 ) - { - OSL_TRACE("osl_destroyCondition : destroy condition failed. Errno: %d; '%s'\n", - nRet, strerror(nRet)); - } - nRet = pthread_mutex_destroy(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_destroyCondition : destroy mutex failed. Errno: %d; '%s'\n", - nRet, strerror(nRet)); - } - - free(Condition); - } - - return; -} - -/*****************************************************************************/ -/* osl_setCondition */ -/*****************************************************************************/ -sal_Bool SAL_CALL osl_setCondition(oslCondition Condition) -{ - oslConditionImpl* pCond; - int nRet=0; - - OSL_ASSERT(Condition); - pCond = (oslConditionImpl*)Condition; - - if ( pCond == 0 ) - { - return sal_False; - } - - nRet = pthread_mutex_lock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_setCondition : mutex lock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return sal_False; - } - - pCond->m_State = sal_True; - nRet = pthread_cond_broadcast(&pCond->m_Condition); - if ( nRet != 0 ) - { - OSL_TRACE("osl_setCondition : condition broadcast failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return sal_False; - } - - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_setCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return sal_False; - } - - return sal_True; - -} - -/*****************************************************************************/ -/* osl_resetCondition */ -/*****************************************************************************/ -sal_Bool SAL_CALL osl_resetCondition(oslCondition Condition) -{ - oslConditionImpl* pCond; - int nRet=0; - - OSL_ASSERT(Condition); - - pCond = (oslConditionImpl*)Condition; - - if ( pCond == 0 ) - { - return sal_False; - } - - nRet = pthread_mutex_lock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_resetCondition : mutex lock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return sal_False; - } - - pCond->m_State = sal_False; - - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_resetCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return sal_False; - } - - return sal_True; -} - -/*****************************************************************************/ -/* osl_waitCondition */ -/*****************************************************************************/ -oslConditionResult SAL_CALL osl_waitCondition(oslCondition Condition, const TimeValue* pTimeout) -{ - oslConditionImpl* pCond; - int nRet=0; - oslConditionResult Result = osl_cond_result_ok; - - OSL_ASSERT(Condition); - pCond = (oslConditionImpl*)Condition; - - if ( pCond == 0 ) - { - return osl_cond_result_error; - } - - nRet = pthread_mutex_lock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_waitCondition : mutex lock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - return osl_cond_result_error; - } - - if ( pTimeout ) - { - if ( ! pCond->m_State ) - { - int ret; - struct timeval tp; - struct timespec to; - - gettimeofday(&tp, NULL); - - SET_TIMESPEC( to, tp.tv_sec + pTimeout->Seconds, - tp.tv_usec * 1000 + pTimeout->Nanosec ); - - /* spurious wake up prevention */ - do - { - ret = pthread_cond_timedwait(&pCond->m_Condition, &pCond->m_Lock, &to); - if ( ret != 0 ) - { - if ( ret == ETIME || ret == ETIMEDOUT ) - { - Result = osl_cond_result_timeout; - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if (nRet != 0) - { - OSL_TRACE("osl_waitCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - - return Result; - } - else if ( ret != EINTR ) - { - Result = osl_cond_result_error; - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_waitCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - return Result; - } -/* OSL_TRACE("EINTR\n");*/ - } - } - while ( !pCond->m_State ); - } - } - else - { - while ( !pCond->m_State ) - { - nRet = pthread_cond_wait(&pCond->m_Condition, &pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_waitCondition : condition wait failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - Result = osl_cond_result_error; - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_waitCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - - return Result; - } - } - } - - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_waitCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - - return Result; -} - -/*****************************************************************************/ -/* osl_checkCondition */ -/*****************************************************************************/ -sal_Bool SAL_CALL osl_checkCondition(oslCondition Condition) -{ - sal_Bool State; - oslConditionImpl* pCond; - int nRet=0; - - OSL_ASSERT(Condition); - pCond = (oslConditionImpl*)Condition; - - if ( pCond == 0 ) - { - return sal_False; - } - - nRet = pthread_mutex_lock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_checkCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - - State = pCond->m_State; - - nRet = pthread_mutex_unlock(&pCond->m_Lock); - if ( nRet != 0 ) - { - OSL_TRACE("osl_checkCondition : mutex unlock failed. Errno: %d; %s\n", - nRet, strerror(nRet)); - } - - return State; -} - - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |