mirror of
https://github.com/rwinkhart/sys.git
synced 2026-09-01 14:47:28 -04:00
Tobias Klauser
8f4f963083
Provide common implementation for ReadDirent based on Getdents for aix, *bsd and linux. Add Getdents on aix as a wrapper around getdirent. Keep the implementation for ReadDirent based on Getdirentries for darwin and dragonfly. Change-Id: I09094156a1452118ba48af4f14dfe44b1ab745d3 Reviewed-on: https://go-review.googlesource.com/c/sys/+/182321 Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Benny Siegert <bsiegert@gmail.com>
18 lines
690 B
Go
18 lines
690 B
Go
// Copyright 2019 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.
|
|
|
|
// +build darwin dragonfly
|
|
|
|
package unix
|
|
|
|
// ReadDirent reads directory entries from fd and writes them into buf.
|
|
func ReadDirent(fd int, buf []byte) (n int, err error) {
|
|
// Final argument is (basep *uintptr) and the syscall doesn't take nil.
|
|
// 64 bits should be enough. (32 bits isn't even on 386). Since the
|
|
// actual system call is getdirentries64, 64 is a good guess.
|
|
// TODO(rsc): Can we use a single global basep for all calls?
|
|
var base = (*uintptr)(unsafe.Pointer(new(uint64)))
|
|
return Getdirentries(fd, buf, base)
|
|
}
|