fsync.hpp

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// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef __STOUT_OS_WINDOWS_FSYNC_HPP__
#define __STOUT_OS_WINDOWS_FSYNC_HPP__

#include <io.h>

#include <stout/error.hpp>
#include <stout/nothing.hpp>
#include <stout/try.hpp>
#include <stout/windows.hpp>

#include <stout/os/windows/fd.hpp>


namespace os {

inline Try<Nothing> fsync(const WindowsFD& fd)
{
  if (!FlushFileBuffers(fd)) {
    return WindowsError(
        "os::fsync: Could not flush file buffers for given file descriptor");
  }

  return Nothing();
}

} // namespace os {

#endif // __STOUT_OS_WINDOWS_FSYNC_HPP__