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unix: add Ppoll on openbsd

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Change-Id: I3a13730e219e6f6df28829cf0d1e193c62073ac8
Reviewed-on: https://go-review.googlesource.com/c/144057
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
2018-10-23 08:57:12 +00:00
committed by Tobias Klauser
parent 8a28ead16f
commit 44b849a8bc
9 changed files with 82 additions and 0 deletions
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9
unix/syscall_openbsd.go
View File

@@ -158,6 +158,15 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
return &value, err
}
//sys ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, err error)
func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
if len(fds) == 0 {
return ppoll(nil, 0, timeout, sigmask)
}
return ppoll(&fds[0], len(fds), timeout, sigmask)
}
func Uname(uname *Utsname) error {
mib := []_C_int{CTL_KERN, KERN_OSTYPE}
n := unsafe.Sizeof(uname.Sysname)

30
unix/syscall_openbsd_test.go
View File

@@ -6,10 +6,40 @@ package unix_test
import (
"testing"
"time"
"golang.org/x/sys/unix"
)
func TestPpoll(t *testing.T) {
f, cleanup := mktmpfifo(t)
defer cleanup()
const timeout = 100 * time.Millisecond
ok := make(chan bool, 1)
go func() {
select {
case <-time.After(10 * timeout):
t.Errorf("Ppoll: failed to timeout after %d", 10*timeout)
case <-ok:
}
}()
fds := []unix.PollFd{{Fd: int32(f.Fd()), Events: unix.POLLIN}}
timeoutTs := unix.NsecToTimespec(int64(timeout))
n, err := unix.Ppoll(fds, &timeoutTs, nil)
ok <- true
if err != nil {
t.Errorf("Ppoll: unexpected error: %v", err)
return
}
if n != 0 {
t.Errorf("Ppoll: wrong number of events: got %v, expected %v", n, 0)
return
}
}
func TestSysctlUvmexp(t *testing.T) {
uvm, err := unix.SysctlUvmexp("vm.uvmexp")
if err != nil {

4
unix/types_openbsd.go
View File

@@ -261,6 +261,10 @@ const (
POLLWRNORM = C.POLLWRNORM
)
// Signal Sets
type Sigset_t C.sigset_t
// Uname
type Utsname C.struct_utsname

11
unix/zsyscall_openbsd_386.go
View File

@@ -431,6 +431,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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)
}
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)

11
unix/zsyscall_openbsd_amd64.go
View File

@@ -431,6 +431,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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)
}
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)

11
unix/zsyscall_openbsd_arm.go
View File

@@ -431,6 +431,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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)
}
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)

2
unix/ztypes_openbsd_386.go
View File

@@ -458,6 +458,8 @@ const (
POLLWRNORM = 0x4
)
type Sigset_t uint32
type Utsname struct {
Sysname [256]byte
Nodename [256]byte

2
unix/ztypes_openbsd_amd64.go
View File

@@ -458,6 +458,8 @@ const (
POLLWRNORM = 0x4
)
type Sigset_t uint32
type Utsname struct {
Sysname [256]byte
Nodename [256]byte

2
unix/ztypes_openbsd_arm.go
View File

@@ -451,6 +451,8 @@ const (
POLLWRNORM = 0x4
)
type Sigset_t uint32
type Utsname struct {
Sysname [256]byte
Nodename [256]byte