unix: fix Pipe2 on dragonfly

Also move TestPipe2 into a separate file, enabling it for all platforms
where Pipe2 is available.

Change-Id: I9c554a53fc9d7610aaa732c0ceba864963fad542
Reviewed-on: https://go-review.googlesource.com/c/sys/+/283598
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
This commit is contained in:
Tobias Klauser
2021-02-18 08:40:38 +00:00
committed by Tobias Klauser
parent b926d437f3
commit e8e29180ff
4 changed files with 62 additions and 50 deletions
+3 -6
View File
@@ -105,16 +105,13 @@ func Pipe(p []int) (err error) {
return
}
//sysnb pipe2(p *[2]_C_int, flags int) (err error)
//sysnb pipe2(flags int) (r int, w int, err error)
func Pipe2(p []int, flags int) error {
func Pipe2(p []int, flags int) (err error) {
if len(p) != 2 {
return EINVAL
}
var pp [2]_C_int
err := pipe2(&pp, flags)
p[0] = int(pp[0])
p[1] = int(pp[1])
p[0], p[1], err = pipe2(flags)
return err
}