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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>
33 lines
885 B
Go
33 lines
885 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 && go1.12 && !go1.13
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// +build darwin,go1.12,!go1.13
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package unix
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import (
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"unsafe"
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)
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const _SYS_GETDIRENTRIES64 = 344
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func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
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// To implement this using libSystem we'd need syscall_syscallPtr for
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// fdopendir. However, syscallPtr was only added in Go 1.13, so we fall
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// back to raw syscalls for this func on Go 1.12.
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var p unsafe.Pointer
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if len(buf) > 0 {
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p = unsafe.Pointer(&buf[0])
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} else {
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p = unsafe.Pointer(&_zero)
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}
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r0, _, e1 := Syscall6(_SYS_GETDIRENTRIES64, uintptr(fd), uintptr(p), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
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n = int(r0)
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if e1 != 0 {
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return n, errnoErr(e1)
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}
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return n, nil
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}
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