summaryrefslogtreecommitdiff
path: root/src/pkg/os/dir_unix.go
diff options
context:
space:
mode:
Diffstat (limited to 'src/pkg/os/dir_unix.go')
-rw-r--r--src/pkg/os/dir_unix.go67
1 files changed, 0 insertions, 67 deletions
diff --git a/src/pkg/os/dir_unix.go b/src/pkg/os/dir_unix.go
deleted file mode 100644
index 7835ed52b..000000000
--- a/src/pkg/os/dir_unix.go
+++ /dev/null
@@ -1,67 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package os
-
-import (
- "syscall"
-)
-
-const (
- blockSize = 4096
-)
-
-// Readdirnames reads and returns a slice of names from the directory f.
-//
-// If n > 0, Readdirnames returns at most n names. In this case, if
-// Readdirnames returns an empty slice, it will return a non-nil error
-// explaining why. At the end of a directory, the error is os.EOF.
-//
-// If n <= 0, Readdirnames returns all the names from the directory in
-// a single slice. In this case, if Readdirnames succeeds (reads all
-// the way to the end of the directory), it returns the slice and a
-// nil os.Error. If it encounters an error before the end of the
-// directory, Readdirnames returns the names read until that point and
-// a non-nil error.
-func (f *File) Readdirnames(n int) (names []string, err Error) {
- // If this file has no dirinfo, create one.
- if f.dirinfo == nil {
- f.dirinfo = new(dirInfo)
- // The buffer must be at least a block long.
- f.dirinfo.buf = make([]byte, blockSize)
- }
- d := f.dirinfo
-
- size := n
- if size <= 0 {
- size = 100
- n = -1
- }
-
- names = make([]string, 0, size) // Empty with room to grow.
- for n != 0 {
- // Refill the buffer if necessary
- if d.bufp >= d.nbuf {
- d.bufp = 0
- var errno int
- d.nbuf, errno = syscall.ReadDirent(f.fd, d.buf)
- if errno != 0 {
- return names, NewSyscallError("readdirent", errno)
- }
- if d.nbuf <= 0 {
- break // EOF
- }
- }
-
- // Drain the buffer
- var nb, nc int
- nb, nc, names = syscall.ParseDirent(d.buf[d.bufp:d.nbuf], n, names)
- d.bufp += nb
- n -= nc
- }
- if n >= 0 && len(names) == 0 {
- return names, EOF
- }
- return names, nil
-}