platform_bionic/libc/private/ScopedPthreadMutexLocker.h
Elliott Hughes 3b297c4079 Fix dlerror(3).
Add unit tests for dlerror(3) in various situations. I think We're at least
as good as glibc now.

Also factor out the ScopedPthreadMutexLock and use it here too.

Bug: http://code.google.com/p/android/issues/detail?id=38398
Change-Id: I040938b4366ab836e3df46d1d8055b92f4ea6ed8
2012-10-11 16:08:51 -07:00

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1.1 KiB
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/*
* Copyright (C) 2012 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.
*/
#ifndef SCOPED_PTHREAD_MUTEX_LOCKER_H
#define SCOPED_PTHREAD_MUTEX_LOCKER_H
#include <pthread.h>
class ScopedPthreadMutexLocker {
public:
explicit ScopedPthreadMutexLocker(pthread_mutex_t* mu) : mu_(mu) {
pthread_mutex_lock(mu_);
}
~ScopedPthreadMutexLocker() {
pthread_mutex_unlock(mu_);
}
private:
pthread_mutex_t* mu_;
// Disallow copy and assignment.
ScopedPthreadMutexLocker(const ScopedPthreadMutexLocker&);
void operator=(const ScopedPthreadMutexLocker&);
};
#endif // SCOPED_PTHREAD_MUTEX_LOCKER_H