From c1d726c2d62424867ec14f2cde16b00fe0ddfee1 Mon Sep 17 00:00:00 2001 From: Jason Sams Date: Thu, 18 Mar 2010 11:39:44 -0700 Subject: Seperate out Mutex and Signal code into reusable classes. Change-Id: I381d09d89b567d433a10a91e0d7e59c24d3444d8 --- libs/rs/rsMutex.cpp | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 libs/rs/rsMutex.cpp (limited to 'libs/rs/rsMutex.cpp') diff --git a/libs/rs/rsMutex.cpp b/libs/rs/rsMutex.cpp new file mode 100644 index 0000000..37752f2 --- /dev/null +++ b/libs/rs/rsMutex.cpp @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "rsMutex.h" + +using namespace android; +using namespace android::renderscript; + + +Mutex::Mutex() +{ +} + +Mutex::~Mutex() +{ + pthread_mutex_destroy(&mMutex); +} + +bool Mutex::init() +{ + int status = pthread_mutex_init(&mMutex, NULL); + if (status) { + LOGE("Mutex::Mutex init failure"); + return false; + } + return true; +} + +bool Mutex::lock() +{ + int status; + status = pthread_mutex_lock(&mMutex); + if (status) { + LOGE("Mutex: error %i locking.", status); + return false; + } + return true; +} + +bool Mutex::unlock() +{ + int status; + status = pthread_mutex_unlock(&mMutex); + if (status) { + LOGE("Mutex error %i unlocking.", status); + return false; + } + return true; +} + + -- cgit v1.1