vendor/golang.org/x/sys/unix/fcntl_darwin.go

   1 // Copyright 2019 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 "unsafe"
   8
   9 // FcntlInt performs a fcntl syscall on fd with the provided command and argument.
  10 func FcntlInt(fd uintptr, cmd, arg int) (int, error) {
  11         return fcntl(int(fd), cmd, arg)
  12 }
  13
  14 // FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
  15 func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
  16         _, err := fcntl(int(fd), cmd, int(uintptr(unsafe.Pointer(lk))))
  17         return err
  18 }