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@ -32,9 +32,7 @@ |
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#include <grpcpp/impl/codegen/core_codegen_interface.h> |
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#ifdef GRPCPP_ABSEIL_SYNC |
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#include "absl/synchronization/mutex.h" |
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#endif |
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// The core library is not accessible in C++ codegen headers, and vice versa.
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// Thus, we need to have duplicate headers with similar functionality.
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@ -57,7 +55,7 @@ using CondVar = absl::CondVar; |
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#else |
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class Mutex { |
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class ABSL_LOCKABLE Mutex { |
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public: |
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Mutex() { g_core_codegen_interface->gpr_mu_init(&mu_); } |
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~Mutex() { g_core_codegen_interface->gpr_mu_destroy(&mu_); } |
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@ -65,8 +63,12 @@ class Mutex { |
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Mutex(const Mutex&) = delete; |
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Mutex& operator=(const Mutex&) = delete; |
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void Lock() { g_core_codegen_interface->gpr_mu_lock(&mu_); } |
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void Unlock() { g_core_codegen_interface->gpr_mu_unlock(&mu_); } |
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void Lock() ABSL_EXCLUSIVE_LOCK_FUNCTION() { |
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g_core_codegen_interface->gpr_mu_lock(&mu_); |
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} |
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void Unlock() ABSL_UNLOCK_FUNCTION() { |
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g_core_codegen_interface->gpr_mu_unlock(&mu_); |
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} |
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private: |
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union { |
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@ -80,10 +82,12 @@ class Mutex { |
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friend class CondVar; |
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}; |
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class MutexLock { |
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class ABSL_SCOPED_LOCKABLE MutexLock { |
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public: |
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explicit MutexLock(Mutex* mu) : mu_(mu) { mu_->Lock(); } |
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~MutexLock() { mu_->Unlock(); } |
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explicit MutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu) : mu_(mu) { |
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mu_->Lock(); |
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} |
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~MutexLock() ABSL_UNLOCK_FUNCTION() { mu_->Unlock(); } |
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MutexLock(const MutexLock&) = delete; |
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MutexLock& operator=(const MutexLock&) = delete; |
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@ -92,17 +96,20 @@ class MutexLock { |
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Mutex* const mu_; |
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}; |
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class ReleasableMutexLock { |
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class ABSL_SCOPED_LOCKABLE ReleasableMutexLock { |
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public: |
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explicit ReleasableMutexLock(Mutex* mu) : mu_(mu) { mu_->Lock(); } |
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~ReleasableMutexLock() { |
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explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu) |
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: mu_(mu) { |
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mu_->Lock(); |
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} |
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~ReleasableMutexLock() ABSL_UNLOCK_FUNCTION() { |
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if (!released_) mu_->Unlock(); |
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} |
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ReleasableMutexLock(const ReleasableMutexLock&) = delete; |
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ReleasableMutexLock& operator=(const ReleasableMutexLock&) = delete; |
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void Release() { |
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void Release() ABSL_UNLOCK_FUNCTION() { |
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GPR_DEBUG_ASSERT(!released_); |
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released_ = true; |
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mu_->Unlock(); |
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Esun Kim
4 years ago
committed by
GitHub