| 1 | //===-- SBMutex.cpp -------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "lldb/API/SBMutex.h" |
| 10 | #include "lldb/Target/Target.h" |
| 11 | #include "lldb/Utility/Instrumentation.h" |
| 12 | #include "lldb/lldb-forward.h" |
| 13 | #include <memory> |
| 14 | #include <mutex> |
| 15 | |
| 16 | using namespace lldb; |
| 17 | using namespace lldb_private; |
| 18 | |
| 19 | SBMutex::SBMutex() : m_opaque_sp(std::make_shared<std::recursive_mutex>()) { |
| 20 | LLDB_INSTRUMENT_VA(this); |
| 21 | } |
| 22 | |
| 23 | SBMutex::SBMutex(const SBMutex &rhs) : m_opaque_sp(rhs.m_opaque_sp) { |
| 24 | LLDB_INSTRUMENT_VA(this); |
| 25 | } |
| 26 | |
| 27 | const SBMutex &SBMutex::operator=(const SBMutex &rhs) { |
| 28 | LLDB_INSTRUMENT_VA(this); |
| 29 | |
| 30 | m_opaque_sp = rhs.m_opaque_sp; |
| 31 | return *this; |
| 32 | } |
| 33 | |
| 34 | SBMutex::SBMutex(lldb::TargetSP target_sp) |
| 35 | : m_opaque_sp(std::shared_ptr<std::recursive_mutex>( |
| 36 | target_sp, &target_sp->GetAPIMutex())) { |
| 37 | LLDB_INSTRUMENT_VA(this, target_sp); |
| 38 | } |
| 39 | |
| 40 | SBMutex::~SBMutex() { LLDB_INSTRUMENT_VA(this); } |
| 41 | |
| 42 | bool SBMutex::IsValid() const { |
| 43 | LLDB_INSTRUMENT_VA(this); |
| 44 | |
| 45 | return static_cast<bool>(m_opaque_sp); |
| 46 | } |
| 47 | |
| 48 | void SBMutex::lock() const { |
| 49 | LLDB_INSTRUMENT_VA(this); |
| 50 | |
| 51 | if (m_opaque_sp) |
| 52 | m_opaque_sp->lock(); |
| 53 | } |
| 54 | |
| 55 | void SBMutex::unlock() const { |
| 56 | LLDB_INSTRUMENT_VA(this); |
| 57 | |
| 58 | if (m_opaque_sp) |
| 59 | m_opaque_sp->unlock(); |
| 60 | } |
| 61 |