Source file src/internal/syscall/unix/at_freebsd.go

     1	// Copyright 2018 The Go Authors. All rights reserved.
     2	// Use of this source code is governed by a BSD-style
     3	// license that can be found in the LICENSE file.
     4	
     5	package unix
     6	
     7	import (
     8		"syscall"
     9		"unsafe"
    10	)
    11	
    12	const (
    13		AT_REMOVEDIR        = 0x800
    14		AT_SYMLINK_NOFOLLOW = 0x200
    15	)
    16	
    17	func Unlinkat(dirfd int, path string, flags int) error {
    18		p, err := syscall.BytePtrFromString(path)
    19		if err != nil {
    20			return err
    21		}
    22	
    23		_, _, errno := syscall.Syscall(syscall.SYS_UNLINKAT, uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(flags))
    24		if errno != 0 {
    25			return errno
    26		}
    27	
    28		return nil
    29	}
    30	
    31	func Openat(dirfd int, path string, flags int, perm uint32) (int, error) {
    32		p, err := syscall.BytePtrFromString(path)
    33		if err != nil {
    34			return 0, err
    35		}
    36	
    37		fd, _, errno := syscall.Syscall6(syscall.SYS_OPENAT, uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(flags), uintptr(perm), 0, 0)
    38		if errno != 0 {
    39			return 0, errno
    40		}
    41	
    42		return int(fd), nil
    43	}
    44	
    45	func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error {
    46		return syscall.Fstatat(dirfd, path, stat, flags)
    47	}
    48	

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