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Use constants from /x/sys/unix

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This commit is contained in:
Alexander Neumann 2016-08-21 10:36:20 +02:00
parent a78493f549
commit b20921d836
1 changed files with 2 additions and 12 deletions
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14
src/restic/fs/file_linux.go
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@ -19,16 +19,6 @@ func Open(name string) (File, error) {
return &nonCachingFile{File: file}, err
}
// these constants should've been defined in x/sys/unix, but somehow aren't.
const (
_POSIX_FADV_NORMAL = iota
_POSIX_FADV_RANDOM
_POSIX_FADV_SEQUENTIAL
_POSIX_FADV_WILLNEED
_POSIX_FADV_DONTNEED
_POSIX_FADV_NOREUSE
)
// nonCachingFile wraps an *os.File and calls fadvise() to instantly forget
// data that has been read or written.
type nonCachingFile struct {
@ -40,7 +30,7 @@ func (f *nonCachingFile) Read(p []byte) (int, error) {
n, err := f.File.Read(p)
if n > 0 {
ferr := unix.Fadvise(int(f.File.Fd()), f.readOffset, int64(n), _POSIX_FADV_DONTNEED)
ferr := unix.Fadvise(int(f.File.Fd()), f.readOffset, int64(n), unix.FADV_DONTNEED)
f.readOffset += int64(n)
@ -64,7 +54,7 @@ func ClearCache(file File) error {
return err
}
return unix.Fadvise(int(f.Fd()), 0, 0, _POSIX_FADV_DONTNEED)
return unix.Fadvise(int(f.Fd()), 0, 0, unix.FADV_DONTNEED)
}
// Chmod changes the mode of the named file to mode.