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exp/winfsnotify: fix build.

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R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/5483057
This commit is contained in:
Yasuhiro Matsumoto 2011-12-14 13:17:48 +11:00 committed by Alex Brainman
parent 599c18fa3f
commit 1c50c32af0
1 changed files with 11 additions and 11 deletions
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22
src/pkg/exp/winfsnotify/winfsnotify.go
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@ -75,7 +75,7 @@ type Watcher struct {
// NewWatcher creates and returns a Watcher.
func NewWatcher() (*Watcher, error) {
port, e := syscall.CreateIoCompletionPort(syscall.InvalidHandle, 0, 0, 0)
if e != 0 {
if e != nil {
return nil, os.NewSyscallError("CreateIoCompletionPort", e)
}
w := &Watcher{
@ -147,7 +147,7 @@ func (w *Watcher) RemoveWatch(path string) error {
func (w *Watcher) wakeupReader() error {
e := syscall.PostQueuedCompletionStatus(w.port, 0, 0, nil)
if e != 0 {
if e != nil {
return os.NewSyscallError("PostQueuedCompletionStatus", e)
}
return nil
@ -155,7 +155,7 @@ func (w *Watcher) wakeupReader() error {
func getDir(pathname string) (dir string, err error) {
attr, e := syscall.GetFileAttributes(syscall.StringToUTF16Ptr(pathname))
if e != 0 {
if e != nil {
return "", os.NewSyscallError("GetFileAttributes", e)
}
if attr&syscall.FILE_ATTRIBUTE_DIRECTORY != 0 {
@ -173,11 +173,11 @@ func getIno(path string) (ino *inode, err error) {
syscall.FILE_SHARE_READ|syscall.FILE_SHARE_WRITE|syscall.FILE_SHARE_DELETE,
nil, syscall.OPEN_EXISTING,
syscall.FILE_FLAG_BACKUP_SEMANTICS|syscall.FILE_FLAG_OVERLAPPED, 0)
if e != 0 {
if e != nil {
return nil, os.NewSyscallError("CreateFile", e)
}
var fi syscall.ByHandleFileInformation
if e = syscall.GetFileInformationByHandle(h, &fi); e != 0 {
if e = syscall.GetFileInformationByHandle(h, &fi); e != nil {
syscall.CloseHandle(h)
return nil, os.NewSyscallError("GetFileInformationByHandle", e)
}
@ -222,7 +222,7 @@ func (w *Watcher) addWatch(pathname string, flags uint64) error {
}
watchEntry := w.watches.get(ino)
if watchEntry == nil {
if _, e := syscall.CreateIoCompletionPort(ino.handle, w.port, 0, 0); e != 0 {
if _, e := syscall.CreateIoCompletionPort(ino.handle, w.port, 0, 0); e != nil {
syscall.CloseHandle(ino.handle)
return os.NewSyscallError("CreateIoCompletionPort", e)
}
@ -295,7 +295,7 @@ func (w *Watcher) deleteWatch(watch *watch) {
// Must run within the I/O thread.
func (w *Watcher) startRead(watch *watch) error {
if e := syscall.CancelIo(watch.ino.handle); e != 0 {
if e := syscall.CancelIo(watch.ino.handle); e != nil {
w.Error <- os.NewSyscallError("CancelIo", e)
w.deleteWatch(watch)
}
@ -304,7 +304,7 @@ func (w *Watcher) startRead(watch *watch) error {
mask |= toWindowsFlags(m)
}
if mask == 0 {
if e := syscall.CloseHandle(watch.ino.handle); e != 0 {
if e := syscall.CloseHandle(watch.ino.handle); e != nil {
w.Error <- os.NewSyscallError("CloseHandle", e)
}
delete(w.watches[watch.ino.volume], watch.ino.index)
@ -312,7 +312,7 @@ func (w *Watcher) startRead(watch *watch) error {
}
e := syscall.ReadDirectoryChanges(watch.ino.handle, &watch.buf[0],
uint32(unsafe.Sizeof(watch.buf)), false, mask, nil, &watch.ov, 0)
if e != 0 {
if e != nil {
err := os.NewSyscallError("ReadDirectoryChanges", e)
if e == syscall.ERROR_ACCESS_DENIED && watch.mask&provisional == 0 {
// Watched directory was probably removed
@ -354,7 +354,7 @@ func (w *Watcher) readEvents() {
}
}
var err error
if e := syscall.CloseHandle(w.port); e != 0 {
if e := syscall.CloseHandle(w.port); e != nil {
err = os.NewSyscallError("CloseHandle", e)
}
close(w.Event)
@ -386,7 +386,7 @@ func (w *Watcher) readEvents() {
default:
w.Error <- os.NewSyscallError("GetQueuedCompletionPort", e)
continue
case 0:
case nil:
}
var offset uint32