// Copyright 2020 The Gitea Authors. All rights reserved.
|
|
// Use of this source code is governed by a MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package util
|
|
|
|
import (
|
|
"os"
|
|
"syscall"
|
|
"time"
|
|
)
|
|
|
|
// Remove removes the named file or (empty) directory with at most 5 attempts.
|
|
func Remove(name string) error {
|
|
var err error
|
|
for i := 0; i < 5; i++ {
|
|
err = os.Remove(name)
|
|
if err == nil {
|
|
break
|
|
}
|
|
unwrapped := err.(*os.PathError).Err
|
|
if unwrapped == syscall.EBUSY || unwrapped == syscall.ENOTEMPTY || unwrapped == syscall.EPERM || unwrapped == syscall.EMFILE || unwrapped == syscall.ENFILE {
|
|
// try again
|
|
<-time.After(100 * time.Millisecond)
|
|
continue
|
|
}
|
|
|
|
if unwrapped == syscall.ENOENT {
|
|
// it's already gone
|
|
return nil
|
|
}
|
|
}
|
|
return err
|
|
}
|
|
|
|
// RemoveAll removes the named file or (empty) directory with at most 5 attempts.Remove
|
|
func RemoveAll(name string) error {
|
|
var err error
|
|
for i := 0; i < 5; i++ {
|
|
err = os.RemoveAll(name)
|
|
if err == nil {
|
|
break
|
|
}
|
|
unwrapped := err.(*os.PathError).Err
|
|
if unwrapped == syscall.EBUSY || unwrapped == syscall.ENOTEMPTY || unwrapped == syscall.EPERM || unwrapped == syscall.EMFILE || unwrapped == syscall.ENFILE {
|
|
// try again
|
|
<-time.After(100 * time.Millisecond)
|
|
continue
|
|
}
|
|
|
|
if unwrapped == syscall.ENOENT {
|
|
// it's already gone
|
|
return nil
|
|
}
|
|
}
|
|
return err
|
|
}
|