unix: add Pipe2 on netbsd

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

Change-Id: I1a31e9563f5f60ef0e994abc1db57b7f1c58fe88
Reviewed-on: https://go-review.googlesource.com/c/sys/+/283593
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Trust: Benny Siegert <bsiegert@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Benny Siegert <bsiegert@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
Tobias Klauser
2021-01-13 11:20:37 +00:00
committed by Tobias Klauser
parent eaf3bda374
commit 3196cb8d8e
7 changed files with 110 additions and 42 deletions
+15
View File
@@ -111,6 +111,7 @@ func direntNamlen(buf []byte) (uint64, bool) {
}
//sysnb pipe() (fd1 int, fd2 int, err error)
func Pipe(p []int) (err error) {
if len(p) != 2 {
return EINVAL
@@ -119,7 +120,21 @@ func Pipe(p []int) (err error) {
return
}
//sysnb pipe2(p *[2]_C_int, flags int) (err error)
func Pipe2(p []int, flags int) 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])
return err
}
//sys Getdents(fd int, buf []byte) (n int, err error)
func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
n, err = Getdents(fd, buf)
if err != nil || basep == nil {