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unix: add Poll function on OpenBSD

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Tested with TestPoll extracted from syscall_linux_test.go. Once Poll is
supported on all OSes this test can be moved to syscall_unix_test.go.

Change-Id: Ic7ad2e749039e2e81612c2085d6fab73581d59f9
Reviewed-on: https://go-review.googlesource.com/73872
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2017-10-27 13:59:02 +00:00
committed by Tobias Klauser
parent 52c393dd0c
commit b98136db33
8 changed files with 123 additions and 7 deletions
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unix/zsyscall_openbsd_arm.go
+11
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@@ -393,6 +393,17 @@ func getdents(fd int, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
n = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Access(path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)