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Russ Cox
9a76102bfb
Make all our package sources use Go 1.17 gofmt format (adding //go:build lines). Not strictly necessary but will avoid spurious changes as files are edited. Part of //go:build change (#41184). See https://golang.org/design/draft-gobuild Change-Id: I01667f826428426a39c84717d02efa25fa44553c Reviewed-on: https://go-review.googlesource.com/c/sys/+/294490 TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Keith Randall <khr@golang.org> Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com> Reviewed-by: Matt Layher <mdlayher@gmail.com> Trust: Josh Bleecher Snyder <josharian@gmail.com> Trust: Russ Cox <rsc@golang.org> Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com> Run-TryBot: Russ Cox <rsc@golang.org>
21 lines
715 B
Go
21 lines
715 B
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build darwin
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// +build darwin
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package unix
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import "unsafe"
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// ReadDirent reads directory entries from fd and writes them into buf.
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func ReadDirent(fd int, buf []byte) (n int, err error) {
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// Final argument is (basep *uintptr) and the syscall doesn't take nil.
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// 64 bits should be enough. (32 bits isn't even on 386). Since the
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// actual system call is getdirentries64, 64 is a good guess.
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// TODO(rsc): Can we use a single global basep for all calls?
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var base = (*uintptr)(unsafe.Pointer(new(uint64)))
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return Getdirentries(fd, buf, base)
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}
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