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32 lines
846 B
Go
Vendored
32 lines
846 B
Go
Vendored
// 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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// +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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