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unix: add Poll function on Dragonfly

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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: I03f4396be2e190770abb219c1c5324ca55bcfa27
Reviewed-on: https://go-review.googlesource.com/73430
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
2017-10-25 19:14:39 +00:00
committed by Tobias Klauser
parent 92ac112afc
commit 607525c0eb
4 changed files with 57 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/zsyscall_dragonfly_amd64.go
+11
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@@ -412,6 +412,17 @@ func extpwrite(fd int, p []byte, flags int, offset int64) (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)