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# cwrap
_cwrap_ is a collection of C++ wrappers for POSIX C API.
## How to use
Currently it supports only file descriptor.
## Example
- File Descriptor
```cpp
cwrap::Fildes fildes{open(path.c_str(), O_RDONLY)};
if (fildes.get() < 0)
{
std::ostringstream ostr;
ostr << "Error: " << path << " not found" << std::endl;
throw std::runtime_error{ostr.str()};
}
google::protobuf::io::FileInputStream fis(fildes.get());
```
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