diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cppc4group.cpp | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/src/cppc4group.cpp b/src/cppc4group.cpp index b3bbd42..04f7cef 100644 --- a/src/cppc4group.cpp +++ b/src/cppc4group.cpp @@ -47,20 +47,23 @@ struct CppC4Group::MemoryManagement::Private { End end; size_t referenceCount; + size_t usageReferenceCount; static void* callStart(void* const data, size_t const size, void* const arg) { - return reinterpret_cast<CustomMemoryManagement*>(arg)->start(data, size); + auto customMemoryManagement = reinterpret_cast<CustomMemoryManagement*>(arg); + customMemoryManagement->referenceUsage(); + return customMemoryManagement->start(data, size); } static void callEndAndCleanup(void* const data, void* const arg) { auto customMemoryManagement = reinterpret_cast<CustomMemoryManagement*>(arg); customMemoryManagement->end(data); - customMemoryManagement->dereference(); + customMemoryManagement->dereferenceUsage(); } - CustomMemoryManagement(Start&& start, End&& end) : realMemoryManagement{callStart, callEndAndCleanup, static_cast<void*>(this)}, start{start}, end{end}, referenceCount{} + CustomMemoryManagement(Start&& start, End&& end) : realMemoryManagement{callStart, callEndAndCleanup, static_cast<void*>(this)}, start{start}, end{end}, referenceCount{}, usageReferenceCount{} { } @@ -72,7 +75,20 @@ struct CppC4Group::MemoryManagement::Private { void dereference() { - if(--referenceCount == 0) + if(--referenceCount == 0 && usageReferenceCount == 0) + { + delete this; + } + } + + void referenceUsage() + { + ++usageReferenceCount; + } + + void dereferenceUsage() + { + if(--usageReferenceCount == 0 && referenceCount == 0) { delete this; } @@ -119,10 +135,6 @@ CppC4Group::MemoryManagement::~MemoryManagement() CppC4Group::MemoryManagement::MemoryManagementStrategy CppC4Group::MemoryManagement::operator()() const { - if(p->customStrategyData != nullptr) - { - p->customStrategyData->reference(); - } return p->strategy; } |