1// Copyright 2024 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 5package unix 6 7import ( 8 "internal/abi" 9 "syscall" 10 "unsafe" 11) 12 13func libc_faccessat_trampoline() 14 15//go:cgo_import_dynamic libc_faccessat faccessat "/usr/lib/libSystem.B.dylib" 16 17func faccessat(dirfd int, path string, mode uint32, flags int) error { 18 p, err := syscall.BytePtrFromString(path) 19 if err != nil { 20 return err 21 } 22 _, _, errno := syscall_syscall6(abi.FuncPCABI0(libc_faccessat_trampoline), uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(mode), uintptr(flags), 0, 0) 23 if errno != 0 { 24 return errno 25 } 26 return nil 27} 28 29func Eaccess(path string, mode uint32) error { 30 return faccessat(AT_FDCWD, path, mode, AT_EACCESS) 31} 32