github.com/amarpal/go-tools@v0.0.0-20240422043104-40142f59f616/internal/robustio/robustio_windows.go (about)

     1  // Copyright 2019 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package robustio
     6  
     7  import (
     8  	"errors"
     9  	"syscall"
    10  )
    11  
    12  const ERROR_SHARING_VIOLATION = 32
    13  const errFileNotFound = syscall.ERROR_FILE_NOT_FOUND
    14  
    15  // isEphemeralError returns true if err may be resolved by waiting.
    16  func isEphemeralError(err error) bool {
    17  	var errno syscall.Errno
    18  	if errors.As(err, &errno) {
    19  		switch errno {
    20  		case syscall.ERROR_ACCESS_DENIED,
    21  			syscall.ERROR_FILE_NOT_FOUND,
    22  			ERROR_SHARING_VIOLATION:
    23  			return true
    24  		}
    25  	}
    26  	return false
    27  }