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unix: add Ppoll support for linux

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Use a shim for Poll on arm64.

Fixes golang/go#16052.

Change-Id: I929e7a2293561bddb9355bf65f98bc68b91905b2
Reviewed-on: https://go-review.googlesource.com/24062
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
kortschak
2016-06-14 16:43:59 +00:00
committed by Ian Lance Taylor
parent 7f918dd405
commit 5a8c7f28c1
28 changed files with 264 additions and 36 deletions
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unix/zsyscall_linux_amd64.go
+13 -2
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@@ -53,8 +53,8 @@ func openat(dirfd int, path string, flags int, mode uint32) (fd int, err error)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func poll(fds *PollFd, nfd int, timeout int) (n int, err error) {
r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfd), uintptr(timeout))
func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
r0, _, e1 := Syscall6(SYS_PPOLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(unsafe.Pointer(timeout)), uintptr(unsafe.Pointer(sigmask)), 0, 0)
n = int(r0)
if e1 != 0 {
err = errnoErr(e1)
@@ -1841,3 +1841,14 @@ func pipe2(p *[2]_C_int, flags int) (err error) {
}
return
}
// 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
}