diff options
Diffstat (limited to 'works/life/computer-network-experiment/ReadWriteLock.cpp')
-rw-r--r-- | works/life/computer-network-experiment/ReadWriteLock.cpp | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/works/life/computer-network-experiment/ReadWriteLock.cpp b/works/life/computer-network-experiment/ReadWriteLock.cpp deleted file mode 100644 index 46d2857..0000000 --- a/works/life/computer-network-experiment/ReadWriteLock.cpp +++ /dev/null @@ -1,97 +0,0 @@ -#include "ReadWriteLock.h"
-
-#include <cassert>
-#include <memory>
-
-namespace cru {
-ReadWriteLock::ReadWriteLock() {
-#ifdef WIN32
- lock_ = std::make_unique<SRWLOCK>();
- InitializeSRWLock(lock_.get());
-#else
- lock_.reset(new pthread_rwlock_t(PTHREAD_RWLOCK_INITIALIZER));
- pthread_rwlock_init(lock_.get(), nullptr);
-#endif
-}
-
-ReadWriteLock::ReadWriteLock(ReadWriteLock &&other)
- : lock_(std::move(other.lock_)) {}
-
-ReadWriteLock &ReadWriteLock::operator=(ReadWriteLock &&other) {
- if (this != &other) {
- Destroy();
- lock_ = std::move(other.lock_);
- }
- return *this;
-}
-
-ReadWriteLock::~ReadWriteLock() { Destroy(); }
-
-void ReadWriteLock::ReadLock() {
- assert(lock_);
-#ifdef WIN32
- AcquireSRWLockShared(lock_.get());
-#else
- pthread_rwlock_rdlock(lock_.get());
-#endif
-}
-
-void ReadWriteLock::WriteLock() {
- assert(lock_);
-#ifdef WIN32
- AcquireSRWLockExclusive(lock_.get());
-#else
- pthread_rwlock_wrlock(lock_.get());
-#endif
-}
-
-bool ReadWriteLock::ReadTryLock() {
- assert(lock_);
-#ifdef WIN32
- return TryAcquireSRWLockShared(lock_.get()) != 0;
-#else
- return pthread_rwlock_tryrdlock(lock_.get()) == 0;
-#endif
-}
-
-bool ReadWriteLock::WriteTryLock() {
- assert(lock_);
-#ifdef WIN32
- return TryAcquireSRWLockExclusive(lock_.get()) != 0;
-#else
- return pthread_rwlock_trywrlock(lock_.get()) == 0;
-#endif
-}
-
-void ReadWriteLock::ReadUnlock() {
- assert(lock_);
-#ifdef WIN32
- ReleaseSRWLockShared(lock_.get());
-#else
- pthread_rwlock_unlock(lock_.get());
-#endif
-}
-
-void ReadWriteLock::WriteUnlock() {
- assert(lock_);
-#ifdef WIN32
- ReleaseSRWLockExclusive(lock_.get());
-#else
- pthread_rwlock_unlock(lock_.get());
-#endif
-}
-
-void ReadWriteLock::Destroy() {
-#ifndef WIN32
- if (lock_ != nullptr)
- pthread_rwlock_destroy(lock_.get());
-#endif
-}
-
-void swap(ReadWriteLock &left, ReadWriteLock &right) {
- auto temp = std::move(left.lock_);
- left.lock_ = std::move(right.lock_);
- right.lock_ = std::move(temp);
-}
-
-} // namespace cru
\ No newline at end of file |