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Make cancel from CatFileBatch and CatFileBatchCheck wait for the command to end (#16479)

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Fix #16427 (again!)

* handle sharing violation error code

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: Lauris BH <lauris@nix.lv>
This commit is contained in:
zeripath 2021-07-20 18:23:01 +01:00 • committed by GitHub
parent b26c3b482f
commit 97381aad5d
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 34 additions and 2 deletions
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21
modules/util/remove.go
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@ -6,10 +6,13 @@ package util
import (
"os"
"runtime"
"syscall"
"time"
)
const windowsSharingViolationError syscall.Errno = 32
// Remove removes the named file or (empty) directory with at most 5 attempts.
func Remove(name string) error {
var err error
@ -25,6 +28,12 @@ func Remove(name string) error {
continue
}
if unwrapped == windowsSharingViolationError && runtime.GOOS == "windows" {
// try again
<-time.After(100 * time.Millisecond)
continue
}
if unwrapped == syscall.ENOENT {
// it's already gone
return nil
@ -48,6 +57,12 @@ func RemoveAll(name string) error {
continue
}
if unwrapped == windowsSharingViolationError && runtime.GOOS == "windows" {
// try again
<-time.After(100 * time.Millisecond)
continue
}
if unwrapped == syscall.ENOENT {
// it's already gone
return nil
@ -71,6 +86,12 @@ func Rename(oldpath, newpath string) error {
continue
}
if unwrapped == windowsSharingViolationError && runtime.GOOS == "windows" {
// try again
<-time.After(100 * time.Millisecond)
continue
}
if i == 0 && os.IsNotExist(err) {
return err
}