| Don Newton | 98fd881 | 2019-09-23 15:15:02 -0400 | [diff] [blame] | 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 | } |