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1. 编译器警告

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2. detach后没有设置 _pshm = NULL
This commit is contained in:
Archer 2020-10-17 16:32:40 +08:00
parent 51340d919f
commit 1421a03db8
1 changed files with 2 additions and 1 deletions
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3
util/src/tc_shm.cpp
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@ -47,7 +47,7 @@ void TC_Shm::init(size_t iShmSize, key_t iKey, bool bOwner)
if (NULL == hMap)
{
// 打开失败，创建之
hMap = ::CreateFileMapping(INVALID_HANDLE_VALUE, NULL,PAGE_READWRITE,0, iShmSize, TC_Common::tostr(iKey).c_str());
hMap = ::CreateFileMapping(INVALID_HANDLE_VALUE, NULL,PAGE_READWRITE,0, (DWORD)iShmSize, TC_Common::tostr(iKey).c_str());
// 映射对象的一个视图，得到指向共享内存的指针，设置里面的数据
_pshm = ::MapViewOfFile(hMap, FILE_MAP_ALL_ACCESS, 0, 0, 0);
}
@ -97,6 +97,7 @@ int TC_Shm::detach()
{
UnmapViewOfFile(_pshm);
CloseHandle(_shemID);
_pshm = NULL;
}
return 0;
#else