| | |
| | | #ifndef SHM_6CHO6D6C |
| | | #define SHM_6CHO6D6C |
| | | |
| | | #include "robust.h" |
| | | #include "log.h" |
| | | #include <atomic> |
| | | #include <boost/interprocess/managed_shared_memory.hpp> |
| | | #include <boost/interprocess/sync/interprocess_mutex.hpp> |
| | |
| | | if (Killed(old)) { |
| | | r = PidCas(old, pid()); |
| | | if (r) { |
| | | printf("PidCheck captured pid %d -> %d\n", old, pid()); |
| | | LOG_DEBUG() << "PidCheck captured pid " << old << " -> " << pid(); |
| | | } |
| | | } |
| | | } |
| | |
| | | } |
| | | }; |
| | | |
| | | typedef robust::Mutex Mutex; |
| | | typedef robust::Guard<Mutex> Guard; |
| | | typedef interprocess_mutex Mutex; |
| | | typedef scoped_lock<Mutex> Guard; |
| | | // typedef robust::Guard<Mutex> Guard; |
| | | |
| | | class SharedMemory : public mshm_t |
| | | { |
| | |
| | | pdata_ = shm_.Find<Data>(ObjName(name_)); |
| | | } |
| | | } |
| | | ShmObject(const int64_t offset, ShmType &segment, const std::string &name) : |
| | | shm_(segment), name_(name) |
| | | { |
| | | pdata_ = reinterpret_cast<Data *>(Addr(shm_.get_address()) + offset); |
| | | } |
| | | |
| | | bool IsOk() const { return pdata_; } |
| | | |
| | | static bool Remove(SharedMemory &shm, const std::string &name) { return shm.destroy<Data>(ObjName(name).c_str()); } |
| | |
| | | std::string name() const { return name_; } |
| | | Data *data() { return pdata_; } |
| | | const Data *data() const { return pdata_; } |
| | | int64_t offset() const { return Addr(pdata_) - Addr(shm_.get_address()); } |
| | | Data *operator->() { return data(); } |
| | | const Data *operator->() const { return data(); } |
| | | bool Remove() { return Remove(shm_, name_); } |
| | | |
| | | private: |
| | | static int64_t Addr(const void *p) { return reinterpret_cast<int64_t>(p); } |
| | | ShmType &shm_; |
| | | std::string name_; |
| | | Data *pdata_ = nullptr; |