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unix: add Pipe2 on netbsd

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Re-submit after CL 283593 broke the dragonfly builders.

Change-Id: Ifdeb7642be32f5d3d3862aacdff90a0da4886365
Reviewed-on: https://go-review.googlesource.com/c/sys/+/283599
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2021-02-18 08:51:08 +00:00
committed by Tobias Klauser
parent e8e29180ff
commit 9555bcde0c
6 changed files with 54 additions and 1 deletions
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unix/syscall_netbsd.go
+13
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@@ -120,6 +120,19 @@ 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) {