1// Copyright 2015 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//go:build aix
6
7package syscall
8
9import "unsafe"
10
11//go:cgo_import_dynamic libc_Getpgid getpgid "libc.a/shr_64.o"
12//go:cgo_import_dynamic libc_Getpgrp getpgrp "libc.a/shr_64.o"
13
14//go:linkname libc_Getpgid libc_Getpgid
15//go:linkname libc_Getpgrp libc_Getpgrp
16
17var (
18	libc_Getpgid,
19	libc_Getpgrp libcFunc
20)
21
22func Getpgid(pid int) (pgid int, err error) {
23	r0, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_Getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
24	pgid = int(r0)
25	if e1 != 0 {
26		err = e1
27	}
28	return
29}
30
31func Getpgrp() (pgrp int) {
32	r0, _, _ := syscall6(uintptr(unsafe.Pointer(&libc_Getpgrp)), 0, 0, 0, 0, 0, 0, 0)
33	pgrp = int(r0)
34	return
35}
36
37func Tcgetpgrp(fd int) (pgid int32, err error) {
38	if errno := ioctlPtr(uintptr(fd), TIOCGPGRP, unsafe.Pointer(&pgid)); errno != 0 {
39		return -1, errno
40	}
41	return pgid, nil
42}
43
44func Tcsetpgrp(fd int, pgid int32) (err error) {
45	return ioctlPtr(uintptr(fd), TIOCSPGRP, unsafe.Pointer(&pgid))
46}
47