Update dependencies

Gopkg.lock

@@ -28,8 +28,8 @@
 [[projects]]
   name = "github.com/schollz/progressbar"
   packages = ["."]
-  revision = "91090f7acee17a22f3cefcac2178c417b2ead337"
+  revision = "b8e001516e13bd132ed253bf1b175dbfb5cdf308"
-  version = "v0.1.0"
+  version = "v0.2.0"
 
 [[projects]]
   name = "github.com/sirupsen/logrus"
@@ -47,19 +47,19 @@
   branch = "master"
   name = "golang.org/x/crypto"
   packages = ["pbkdf2","scrypt","ssh/terminal"]
-  revision = "541b9d50ad47e36efd8fb423e938e59ff1691f68"
+  revision = "2509b142fb2b797aa7587dad548f113b2c0f20ce"
 
 [[projects]]
   branch = "master"
   name = "golang.org/x/sys"
   packages = ["unix","windows"]
-  revision = "8dbc5d05d6edcc104950cc299a1ce6641235bc86"
+  revision = "0649f9fe46d917da5591af4d4784b6badd31d7e5"
 
 [[projects]]
   branch = "master"
   name = "golang.org/x/text"
   packages = ["transform"]
-  revision = "c01e4764d870b77f8abe5096ee19ad20d80e8075"
+  revision = "6eab0e8f74e86c598ec3b6fad4888e0c11482d48"
 
 [solve-meta]
   analyzer-name = "dep"

vendor/github.com/schollz/progressbar/.travis.yml

@@ -0,0 +1,4 @@
+language: go
+
+go:
+  - tip

vendor/github.com/schollz/progressbar/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2017 Zack
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

vendor/github.com/schollz/progressbar/README.md

@@ -4,10 +4,25 @@
     width="100%" border="0" alt="progressbar">
 <br>
 <a href="https://travis-ci.org/schollz/progressbar"><img src="https://travis-ci.org/schollz/progressbar.svg?branch=master" alt="Build Status"></a>
+<img src="https://img.shields.io/badge/coverage-94%25-brightgreen.svg" alt="Code Coverage">
 <a href="https://goreportcard.com/report/github.com/schollz/progressbar"><img src="https://goreportcard.com/badge/github.com/schollz/progressbar" alt="Go Report Card"></a>
 <a href="https://godoc.org/github.com/schollz/progressbar"><img src="https://godoc.org/github.com/schollz/progressbar?status.svg" alt="GoDoc"></a>
 </p>
 
 <p align="center">A very simple progress bar.</p>
 
-See the godocs for more info.
+**Basic usage:**
+
+```golang
+bar := progressbar.New(100)
+for i := 0; i < 100; i++ {
+    bar.Add(1)
+    time.Sleep(10 * time.Millisecond)
+}
+```
+
+which looks like:
+
+```bash
+ 100% |████████████████████████████████████████| [1s:0s]            
+ ```

vendor/github.com/schollz/progressbar/examples/main.go

@@ -1,16 +1,16 @@
-package main
+package main
-
+
-import (
+import (
-	"time"
+	"time"
-
+
-	"github.com/schollz/progressbar"
+	"github.com/schollz/progressbar"
-)
+)
-
+
-func main() {
+func main() {
-	bar := progressbar.New(100)
+	bar := progressbar.New(100)
-	bar.Reset()
+	bar.Reset()
-	for i := 0; i < 100; i++ {
+	for i := 0; i < 100; i++ {
-		bar.Add(1)
+		bar.Add(1)
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(10 * time.Millisecond)
-	}
+	}
-}
+}

vendor/github.com/schollz/progressbar/progressbar.go

@@ -1,110 +1,127 @@
-package progressbar
+package progressbar
-
+
-import (
+import (
-	"errors"
+	"errors"
-	"fmt"
+	"fmt"
-	"io"
+	"io"
-	"os"
+	"os"
-	"strings"
+	"strings"
-	"sync"
+	"sync"
-	"time"
+	"time"
-)
+)
-
+
-// ProgressBar is a thread-safe, simple
+// ProgressBar is a thread-safe, simple
-// progress bar
+// progress bar
-type ProgressBar struct {
+type ProgressBar struct {
-	max               int // max number of the counter
+	max               int // max number of the counter
-	size              int // size of the saucer
+	size              int // size of the saucer
-	currentNum        int
+	currentNum        int
-	currentPercent    int
+	currentPercent    int
-	lastPercent       int
+	lastPercent       int
-	currentSaucerSize int
+	currentSaucerSize int
-
+
-	lastShown time.Time
+	lastShown time.Time
-	startTime time.Time
+	startTime time.Time
-	w         io.Writer
+	w         io.Writer
-
+
-	// symbols
+	// symbols
-	symbolFinished string
+	symbolFinished string
-	symbolLeft     string
+	symbolLeft     string
-	leftBookend    string
+	leftBookend    string
-	rightBookend   string
+	rightBookend   string
-	sync.RWMutex
+	sync.RWMutex
-}
+}
-
+
-// New returns a new ProgressBar
+// New returns a new ProgressBar
-// with the specified maximum
+// with the specified maximum
-func New(max int) *ProgressBar {
+func New(max int) *ProgressBar {
-	p := new(ProgressBar)
+	p := new(ProgressBar)
-	p.Lock()
+	p.Lock()
-	defer p.Unlock()
+	defer p.Unlock()
-	p.max = max
+	p.max = max
-	p.size = 40
+	p.size = 40
-	p.symbolFinished = "█"
+	p.symbolFinished = "█"
-	p.symbolLeft = " "
+	p.symbolLeft = " "
-	p.leftBookend = "|"
+	p.leftBookend = "|"
-	p.rightBookend = "|"
+	p.rightBookend = "|"
-	p.w = os.Stdout
+	p.w = os.Stdout
-	p.lastShown = time.Now()
+	p.lastShown = time.Now()
-	p.startTime = time.Now()
+	p.startTime = time.Now()
-	return p
+	return p
-}
+}
-
+
-// Reset will reset the clock
+// Reset will reset the clock that is used
-func (p *ProgressBar) Reset() {
+// to calculate current time and the time left.
-	p.Lock()
+func (p *ProgressBar) Reset() {
-	defer p.Unlock()
+	p.Lock()
-	p.lastShown = time.Now()
+	defer p.Unlock()
-	p.startTime = time.Now()
+	p.lastShown = time.Now()
-}
+	p.startTime = time.Now()
-
+	p.currentNum = 0
-// Set the max of the progress bar
+}
-func (p *ProgressBar) SetMax(num int) {
+
-	p.Lock()
+// SetMax sets the total number of the progress bar
-	defer p.Unlock()
+func (p *ProgressBar) SetMax(num int) {
-	p.max = num
+	p.Lock()
-}
+	defer p.Unlock()
-
+	p.max = num
-// Add a certain amount to the progress bar
+}
-func (p *ProgressBar) Add(num int) error {
+
-	p.Lock()
+// SetSize sets the size of the progress bar.
-	p.currentNum += num
+func (p *ProgressBar) SetSize(size int) {
-	percent := float64(p.currentNum) / float64(p.max)
+	p.Lock()
-	p.currentSaucerSize = int(percent * float64(p.size))
+	defer p.Unlock()
-	p.currentPercent = int(percent * 100)
+	p.size = size
-	updateBar := p.currentPercent != p.lastPercent && p.currentPercent > 0
+}
-	p.lastPercent = p.currentPercent
+
-	p.Unlock()
+// Add with increase the current count on the progress bar
-	if updateBar {
+func (p *ProgressBar) Add(num int) error {
-		return p.Show()
+	p.RLock()
-	}
+	currentNum := p.currentNum
-	return nil
+	p.RUnlock()
-}
+	return p.Set(currentNum + num)
-
+}
-// Show will print the current progress bar
+
-func (p *ProgressBar) Show() error {
+// Set will change the current count on the progress bar
-	p.RLock()
+func (p *ProgressBar) Set(num int) error {
-	defer p.RUnlock()
+	p.Lock()
-	if p.currentNum > p.max {
+	p.currentNum = num
-		return errors.New("current number exceeds max")
+	percent := float64(p.currentNum) / float64(p.max)
-	}
+	p.currentSaucerSize = int(percent * float64(p.size))
-	secondsLeft := time.Since(p.startTime).Seconds() / float64(p.currentNum) * (float64(p.max) - float64(p.currentNum))
+	p.currentPercent = int(percent * 100)
-	s := fmt.Sprintf("\r%3d%% %s%s%s%s [%s:%s]            ",
+	updateBar := p.currentPercent != p.lastPercent && p.currentPercent > 0
-		p.currentPercent,
+	p.lastPercent = p.currentPercent
-		p.leftBookend,
+	p.Unlock()
-		strings.Repeat(p.symbolFinished, p.currentSaucerSize),
+	if updateBar {
-		strings.Repeat(p.symbolLeft, p.size-p.currentSaucerSize),
+		return p.Show()
-		p.rightBookend,
+	}
-		time.Since(p.startTime).Round(time.Second).String(),
+	return nil
-		(time.Duration(secondsLeft) * time.Second).String(),
+}
-	)
+
-
+// Show will print the current progress bar
-	_, err := io.WriteString(p.w, s)
+func (p *ProgressBar) Show() error {
-	if err != nil {
+	p.RLock()
-		return err
+	defer p.RUnlock()
-	}
+	if p.currentNum > p.max {
-	if f, ok := p.w.(*os.File); ok {
+		return errors.New("current number exceeds max")
-		f.Sync()
+	}
-	}
+	secondsLeft := time.Since(p.startTime).Seconds() / float64(p.currentNum) * (float64(p.max) - float64(p.currentNum))
-	return nil
+	s := fmt.Sprintf("\r%4d%% %s%s%s%s [%s:%s]            ",
-}
+		p.currentPercent,
+		p.leftBookend,
+		strings.Repeat(p.symbolFinished, p.currentSaucerSize),
+		strings.Repeat(p.symbolLeft, p.size-p.currentSaucerSize),
+		p.rightBookend,
+		time.Since(p.startTime).Round(time.Second).String(),
+		(time.Duration(secondsLeft) * time.Second).String(),
+	)
+
+	_, err := io.WriteString(p.w, s)
+	if err != nil {
+		return err
+	}
+	if f, ok := p.w.(*os.File); ok {
+		f.Sync()
+	}
+	return nil
+}

vendor/github.com/schollz/progressbar/progressbar_test.go

@@ -1,9 +1,14 @@
-package progressbar
+package progressbar
-
+
-func ExampleBar() {
+import "time"
-	bar := New(10)
+
-	bar.Add(1)
+func ExampleBar() {
-
+	bar := New(10)
-	// Output:
+	bar.SetMax(100)
-	// 10% |████                                    | [0s:0s]
+	bar.SetSize(10)
-}
+	bar.Reset()
+	time.Sleep(1 * time.Second)
+	bar.Add(10)
+	// Output:
+	// 10% |█         | [1s:9s]
+}

vendor/golang.org/x/crypto/ocsp/ocsp.go

@@ -295,17 +295,17 @@ const (
 
 // The enumerated reasons for revoking a certificate.  See RFC 5280.
 const (
-	Unspecified          = iota
+	Unspecified          = 0
-	KeyCompromise        = iota
+	KeyCompromise        = 1
-	CACompromise         = iota
+	CACompromise         = 2
-	AffiliationChanged   = iota
+	AffiliationChanged   = 3
-	Superseded           = iota
+	Superseded           = 4
-	CessationOfOperation = iota
+	CessationOfOperation = 5
-	CertificateHold      = iota
+	CertificateHold      = 6
-	_                    = iota
+
-	RemoveFromCRL        = iota
+	RemoveFromCRL      = 8
-	PrivilegeWithdrawn   = iota
+	PrivilegeWithdrawn = 9
-	AACompromise         = iota
+	AACompromise       = 10
 )
 
 // Request represents an OCSP request. See RFC 6960.
@@ -659,7 +659,7 @@ func CreateRequest(cert, issuer *x509.Certificate, opts *RequestOptions) ([]byte
 //
 // The issuer cert is used to puplate the IssuerNameHash and IssuerKeyHash fields.
 //
-// The template is used to populate the SerialNumber, RevocationStatus, RevokedAt,
+// The template is used to populate the SerialNumber, Status, RevokedAt,
 // RevocationReason, ThisUpdate, and NextUpdate fields.
 //
 // If template.IssuerHash is not set, SHA1 will be used.

vendor/golang.org/x/crypto/ssh/client.go

@@ -9,7 +9,6 @@ import (
 	"errors"
 	"fmt"
 	"net"
-	"os"
 	"sync"
 	"time"
 )
@@ -188,10 +187,6 @@ func Dial(network, addr string, config *ClientConfig) (*Client, error) {
 // net.Conn underlying the the SSH connection.
 type HostKeyCallback func(hostname string, remote net.Addr, key PublicKey) error
 
-// BannerCallback is the function type used for treat the banner sent by
-// the server. A BannerCallback receives the message sent by the remote server.
-type BannerCallback func(message string) error
-
 // A ClientConfig structure is used to configure a Client. It must not be
 // modified after having been passed to an SSH function.
 type ClientConfig struct {
@@ -214,12 +209,6 @@ type ClientConfig struct {
 	// FixedHostKey can be used for simplistic host key checks.
 	HostKeyCallback HostKeyCallback
 
-	// BannerCallback is called during the SSH dance to display a custom
-	// server's message. The client configuration can supply this callback to
-	// handle it as wished. The function BannerDisplayStderr can be used for
-	// simplistic display on Stderr.
-	BannerCallback BannerCallback
-
 	// ClientVersion contains the version identification string that will
 	// be used for the connection. If empty, a reasonable default is used.
 	ClientVersion string
@@ -266,13 +255,3 @@ func FixedHostKey(key PublicKey) HostKeyCallback {
 	hk := &fixedHostKey{key}
 	return hk.check
 }
-
-// BannerDisplayStderr returns a function that can be used for
-// ClientConfig.BannerCallback to display banners on os.Stderr.
-func BannerDisplayStderr() BannerCallback {
-	return func(banner string) error {
-		_, err := os.Stderr.WriteString(banner)
-
-		return err
-	}
-}

vendor/golang.org/x/crypto/ssh/client_auth.go

@@ -283,9 +283,7 @@ func confirmKeyAck(key PublicKey, c packetConn) (bool, error) {
 		}
 		switch packet[0] {
 		case msgUserAuthBanner:
-			if err := handleBannerResponse(c, packet); err != nil {
+			// TODO(gpaul): add callback to present the banner to the user
-				return false, err
-			}
 		case msgUserAuthPubKeyOk:
 			var msg userAuthPubKeyOkMsg
 			if err := Unmarshal(packet, &msg); err != nil {
@@ -327,9 +325,7 @@ func handleAuthResponse(c packetConn) (bool, []string, error) {
 
 		switch packet[0] {
 		case msgUserAuthBanner:
-			if err := handleBannerResponse(c, packet); err != nil {
+			// TODO: add callback to present the banner to the user
-				return false, nil, err
-			}
 		case msgUserAuthFailure:
 			var msg userAuthFailureMsg
 			if err := Unmarshal(packet, &msg); err != nil {
@@ -344,24 +340,6 @@ func handleAuthResponse(c packetConn) (bool, []string, error) {
 	}
 }
 
-func handleBannerResponse(c packetConn, packet []byte) error {
-	var msg userAuthBannerMsg
-	if err := Unmarshal(packet, &msg); err != nil {
-		return err
-	}
-
-	transport, ok := c.(*handshakeTransport)
-	if !ok {
-		return nil
-	}
-
-	if transport.bannerCallback != nil {
-		return transport.bannerCallback(msg.Message)
-	}
-
-	return nil
-}
-
 // KeyboardInteractiveChallenge should print questions, optionally
 // disabling echoing (e.g. for passwords), and return all the answers.
 // Challenge may be called multiple times in a single session. After
@@ -407,9 +385,7 @@ func (cb KeyboardInteractiveChallenge) auth(session []byte, user string, c packe
 		// like handleAuthResponse, but with less options.
 		switch packet[0] {
 		case msgUserAuthBanner:
-			if err := handleBannerResponse(c, packet); err != nil {
+			// TODO: Print banners during userauth.
-				return false, nil, err
-			}
 			continue
 		case msgUserAuthInfoRequest:
 			// OK

vendor/golang.org/x/crypto/ssh/client_test.go

@@ -79,40 +79,3 @@ func TestHostKeyCheck(t *testing.T) {
 		}
 	}
 }
-func TestBannerCallback(t *testing.T) {
-	c1, c2, err := netPipe()
-	if err != nil {
-		t.Fatalf("netPipe: %v", err)
-	}
-	defer c1.Close()
-	defer c2.Close()
-
-	serverConf := &ServerConfig{
-		NoClientAuth: true,
-		BannerCallback: func(conn ConnMetadata) string {
-			return "Hello World"
-		},
-	}
-	serverConf.AddHostKey(testSigners["rsa"])
-	go NewServerConn(c1, serverConf)
-
-	var receivedBanner string
-	clientConf := ClientConfig{
-		User:            "user",
-		HostKeyCallback: InsecureIgnoreHostKey(),
-		BannerCallback: func(message string) error {
-			receivedBanner = message
-			return nil
-		},
-	}
-
-	_, _, _, err = NewClientConn(c2, "", &clientConf)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	expected := "Hello World"
-	if receivedBanner != expected {
-		t.Fatalf("got %s; want %s", receivedBanner, expected)
-	}
-}

vendor/golang.org/x/crypto/ssh/handshake.go

@@ -78,11 +78,6 @@ type handshakeTransport struct {
 	dialAddress     string
 	remoteAddr      net.Addr
 
-	// bannerCallback is non-empty if we are the client and it has been set in
-	// ClientConfig. In that case it is called during the user authentication
-	// dance to handle a custom server's message.
-	bannerCallback BannerCallback
-
 	// Algorithms agreed in the last key exchange.
 	algorithms *algorithms
 
@@ -125,7 +120,6 @@ func newClientTransport(conn keyingTransport, clientVersion, serverVersion []byt
 	t.dialAddress = dialAddr
 	t.remoteAddr = addr
 	t.hostKeyCallback = config.HostKeyCallback
-	t.bannerCallback = config.BannerCallback
 	if config.HostKeyAlgorithms != nil {
 		t.hostKeyAlgorithms = config.HostKeyAlgorithms
 	} else {

vendor/golang.org/x/crypto/ssh/messages.go

@@ -23,6 +23,10 @@ const (
 	msgUnimplemented = 3
 	msgDebug         = 4
 	msgNewKeys       = 21
+
+	// Standard authentication messages
+	msgUserAuthSuccess = 52
+	msgUserAuthBanner  = 53
 )
 
 // SSH messages:
@@ -133,16 +137,6 @@ type userAuthFailureMsg struct {
 	PartialSuccess bool
 }
 
-// See RFC 4252, section 5.1
-const msgUserAuthSuccess = 52
-
-// See RFC 4252, section 5.4
-const msgUserAuthBanner = 53
-
-type userAuthBannerMsg struct {
-	Message string `sshtype:"53"`
-}
-
 // See RFC 4256, section 3.2
 const msgUserAuthInfoRequest = 60
 const msgUserAuthInfoResponse = 61

vendor/golang.org/x/crypto/ssh/server.go

@@ -95,10 +95,6 @@ type ServerConfig struct {
 	// Note that RFC 4253 section 4.2 requires that this string start with
 	// "SSH-2.0-".
 	ServerVersion string
-
-	// BannerCallback, if present, is called and the return string is sent to
-	// the client after key exchange completed but before authentication.
-	BannerCallback func(conn ConnMetadata) string
 }
 
 // AddHostKey adds a private key as a host key. If an existing host
@@ -347,19 +343,6 @@ userAuthLoop:
 		}
 
 		s.user = userAuthReq.User
-
-		if authFailures == 0 && config.BannerCallback != nil {
-			msg := config.BannerCallback(s)
-			if msg != "" {
-				bannerMsg := &userAuthBannerMsg{
-					Message: msg,
-				}
-				if err := s.transport.writePacket(Marshal(bannerMsg)); err != nil {
-					return nil, err
-				}
-			}
-		}
-
 		perms = nil
 		authErr := errors.New("no auth passed yet")
 

vendor/golang.org/x/sys/plan9/asm.s

@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/env_plan9.go

@@ -1,4 +1,4 @@
-// Copyright 2011 The Go Authors.  All rights reserved.
+// Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/env_unset.go

@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/errors_plan9.go

@@ -1,4 +1,4 @@
-// Copyright 2011 The Go Authors.  All rights reserved.
+// Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/race.go

@@ -1,4 +1,4 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/race0.go

@@ -1,4 +1,4 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/plan9/syscall.go

@@ -5,10 +5,10 @@
 // +build plan9
 
 // Package plan9 contains an interface to the low-level operating system
-// primitives.  OS details vary depending on the underlying system, and
+// primitives. OS details vary depending on the underlying system, and
 // by default, godoc will display the OS-specific documentation for the current
-// system.  If you want godoc to display documentation for another
+// system. If you want godoc to display documentation for another
-// system, set $GOOS and $GOARCH to the desired system.  For example, if
+// system, set $GOOS and $GOARCH to the desired system. For example, if
 // you want to view documentation for freebsd/arm on linux/amd64, set $GOOS
 // to freebsd and $GOARCH to arm.
 // The primary use of this package is inside other packages that provide a more

vendor/golang.org/x/sys/unix/creds_test.go

@@ -1,4 +1,4 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/env_unix.go

@@ -1,4 +1,4 @@
-// Copyright 2010 The Go Authors.  All rights reserved.
+// Copyright 2010 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/env_unset.go

@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/export_test.go

@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/gccgo.go

@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
@@ -8,7 +8,7 @@ package unix
 
 import "syscall"
 
-// We can't use the gc-syntax .s files for gccgo.  On the plus side
+// We can't use the gc-syntax .s files for gccgo. On the plus side
 // much of the functionality can be written directly in Go.
 
 //extern gccgoRealSyscall

vendor/golang.org/x/sys/unix/gccgo_c.c

@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/gccgo_linux_amd64.go

@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/linux/mkall.go

@@ -15,12 +15,17 @@
 package main
 
 import (
+	"bufio"
+	"bytes"
 	"fmt"
+	"io"
+	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"runtime"
 	"strings"
+	"unicode"
 )
 
 // These will be paths to the appropriate source directories.
@@ -128,6 +133,15 @@ var targets = []target{
 	// },
 }
 
+// ptracePairs is a list of pairs of targets that can, in some cases,
+// run each other's binaries.
+var ptracePairs = []struct{ a1, a2 string }{
+	{"386", "amd64"},
+	{"arm", "arm64"},
+	{"mips", "mips64"},
+	{"mipsle", "mips64le"},
+}
+
 func main() {
 	if runtime.GOOS != GOOS || runtime.GOARCH != BuildArch {
 		fmt.Printf("Build system has GOOS_GOARCH = %s_%s, need %s_%s\n",
@@ -158,6 +172,17 @@ func main() {
 			fmt.Printf("----- SUCCESS:    %s -----\n\n", t.GoArch)
 		}
 	}
+
+	fmt.Printf("----- GENERATING ptrace pairs -----\n")
+	ok := true
+	for _, p := range ptracePairs {
+		if err := generatePtracePair(p.a1, p.a2); err != nil {
+			fmt.Printf("%v\n***** FAILURE: %s/%s *****\n\n", err, p.a1, p.a2)
+		}
+	}
+	if ok {
+		fmt.Printf("----- SUCCESS ptrace pairs    -----\n\n")
+	}
 }
 
 // Makes an exec.Cmd with Stderr attached to os.Stderr
@@ -377,3 +402,80 @@ func (t *target) mksyscallFlags() (flags []string) {
 	}
 	return
 }
+
+// generatePtracePair takes a pair of GOARCH values that can run each
+// other's binaries, such as 386 and amd64. It extracts the PtraceRegs
+// type for each one. It writes a new file defining the types
+// PtraceRegsArch1 and PtraceRegsArch2 and the corresponding functions
+// Ptrace{Get,Set}Regs{arch1,arch2}. This permits debugging the other
+// binary on a native system.
+func generatePtracePair(arch1, arch2 string) error {
+	def1, err := ptraceDef(arch1)
+	if err != nil {
+		return err
+	}
+	def2, err := ptraceDef(arch2)
+	if err != nil {
+		return err
+	}
+	f, err := os.Create(fmt.Sprintf("zptrace%s_linux.go", arch1))
+	if err != nil {
+		return err
+	}
+	buf := bufio.NewWriter(f)
+	fmt.Fprintf(buf, "// Code generated by linux/mkall.go generatePtracePair(%s, %s).  DO NOT EDIT.\n", arch1, arch2)
+	fmt.Fprintf(buf, "\n")
+	fmt.Fprintf(buf, "// +build linux\n")
+	fmt.Fprintf(buf, "// +build %s %s\n", arch1, arch2)
+	fmt.Fprintf(buf, "\n")
+	fmt.Fprintf(buf, "package unix\n")
+	fmt.Fprintf(buf, "\n")
+	fmt.Fprintf(buf, "%s\n", `import "unsafe"`)
+	fmt.Fprintf(buf, "\n")
+	writeOnePtrace(buf, arch1, def1)
+	fmt.Fprintf(buf, "\n")
+	writeOnePtrace(buf, arch2, def2)
+	if err := buf.Flush(); err != nil {
+		return err
+	}
+	if err := f.Close(); err != nil {
+		return err
+	}
+	return nil
+}
+
+// ptraceDef returns the definition of PtraceRegs for arch.
+func ptraceDef(arch string) (string, error) {
+	filename := fmt.Sprintf("ztypes_linux_%s.go", arch)
+	data, err := ioutil.ReadFile(filename)
+	if err != nil {
+		return "", fmt.Errorf("reading %s: %v", filename, err)
+	}
+	start := bytes.Index(data, []byte("type PtraceRegs struct"))
+	if start < 0 {
+		return "", fmt.Errorf("%s: no definition of PtraceRegs", filename)
+	}
+	data = data[start:]
+	end := bytes.Index(data, []byte("\n}\n"))
+	if end < 0 {
+		return "", fmt.Errorf("%s: can't find end of PtraceRegs definition", filename)
+	}
+	return string(data[:end+2]), nil
+}
+
+// writeOnePtrace writes out the ptrace definitions for arch.
+func writeOnePtrace(w io.Writer, arch, def string) {
+	uarch := string(unicode.ToUpper(rune(arch[0]))) + arch[1:]
+	fmt.Fprintf(w, "// PtraceRegs%s is the registers used by %s binaries.\n", uarch, arch)
+	fmt.Fprintf(w, "%s\n", strings.Replace(def, "PtraceRegs", "PtraceRegs"+uarch, 1))
+	fmt.Fprintf(w, "\n")
+	fmt.Fprintf(w, "// PtraceGetRegs%s fetches the registers used by %s binaries.\n", uarch, arch)
+	fmt.Fprintf(w, "func PtraceGetRegs%s(pid int, regsout *PtraceRegs%s) error {\n", uarch, uarch)
+	fmt.Fprintf(w, "\treturn ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))\n")
+	fmt.Fprintf(w, "}\n")
+	fmt.Fprintf(w, "\n")
+	fmt.Fprintf(w, "// PtraceSetRegs%s sets the registers used by %s binaries.\n", uarch, arch)
+	fmt.Fprintf(w, "func PtraceSetRegs%s(pid int, regs *PtraceRegs%s) error {\n", uarch, uarch)
+	fmt.Fprintf(w, "\treturn ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))\n")
+	fmt.Fprintf(w, "}\n")
+}

vendor/golang.org/x/sys/unix/mkerrors.sh

@@ -184,6 +184,7 @@ struct ltchars {
 #include <linux/vm_sockets.h>
 #include <linux/taskstats.h>
 #include <linux/genetlink.h>
+#include <linux/watchdog.h>
 #include <net/route.h>
 #include <asm/termbits.h>
 
@@ -420,7 +421,9 @@ ccflags="$@"
 		$2 ~ /^(VM|VMADDR)_/ ||
 		$2 ~ /^(TASKSTATS|TS)_/ ||
 		$2 ~ /^GENL_/ ||
+		$2 ~ /^UTIME_/ ||
 		$2 ~ /^XATTR_(CREATE|REPLACE)/ ||
+		$2 ~ /^WDIOC_/ ||
 		$2 !~ "WMESGLEN" &&
 		$2 ~ /^W[A-Z0-9]+$/ ||
 		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE)/ {printf("\t%s = C.%s\n", $2, $2)}

vendor/golang.org/x/sys/unix/pagesize_unix.go

@@ -1,4 +1,4 @@
-// Copyright 2017 The Go Authors.  All rights reserved.
+// Copyright 2017 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/race.go

@@ -1,4 +1,4 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/race0.go

@@ -1,4 +1,4 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/sockcmsg_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2011 The Go Authors.  All rights reserved.
+// Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

vendor/golang.org/x/sys/unix/syscall.go

@@ -5,10 +5,10 @@
 // +build darwin dragonfly freebsd linux netbsd openbsd solaris
 
 // Package unix contains an interface to the low-level operating system
-// primitives.  OS details vary depending on the underlying system, and
+// primitives. OS details vary depending on the underlying system, and
 // by default, godoc will display OS-specific documentation for the current
-// system.  If you want godoc to display OS documentation for another
+// system. If you want godoc to display OS documentation for another
-// system, set $GOOS and $GOARCH to the desired system.  For example, if
+// system, set $GOOS and $GOARCH to the desired system. For example, if
 // you want to view documentation for freebsd/arm on linux/amd64, set $GOOS
 // to freebsd and $GOARCH to arm.
 // The primary use of this package is inside other packages that provide a more
@@ -65,5 +65,3 @@ func (ts *Timespec) Nano() int64 {
 func (tv *Timeval) Nano() int64 {
 	return int64(tv.Sec)*1e9 + int64(tv.Usec)*1000
 }
-
-func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 }

vendor/golang.org/x/sys/unix/syscall_bsd.go

@@ -34,7 +34,7 @@ func Getgroups() (gids []int, err error) {
 		return nil, nil
 	}
 
-	// Sanity check group count.  Max is 16 on BSD.
+	// Sanity check group count. Max is 16 on BSD.
 	if n < 0 || n > 1000 {
 		return nil, EINVAL
 	}

vendor/golang.org/x/sys/unix/syscall_darwin.go

@@ -54,7 +54,7 @@ func nametomib(name string) (mib []_C_int, err error) {
 
 	// NOTE(rsc): It seems strange to set the buffer to have
 	// size CTL_MAXNAME+2 but use only CTL_MAXNAME
-	// as the size.  I don't know why the +2 is here, but the
+	// as the size. I don't know why the +2 is here, but the
 	// kernel uses +2 for its own implementation of this function.
 	// I am scared that if we don't include the +2 here, the kernel
 	// will silently write 2 words farther than we specify
@@ -239,6 +239,15 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	return &value, err
 }
 
+//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
+
+func Poll(fds []PollFd, timeout int) (n int, err error) {
+	if len(fds) == 0 {
+		return poll(nil, 0, timeout)
+	}
+	return poll(&fds[0], len(fds), timeout)
+}
+
 /*
  * Exposed directly
  */
@@ -377,7 +386,6 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 // Searchfs
 // Delete
 // Copyfile
-// Poll
 // Watchevent
 // Waitevent
 // Modwatch

vendor/golang.org/x/sys/unix/syscall_darwin_386.go

@@ -11,25 +11,18 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int32(nsec / 1e9)
-	return
 }
 
 //sysnb	gettimeofday(tp *Timeval) (sec int32, usec int32, err error)
 func Gettimeofday(tv *Timeval) (err error) {
 	// The tv passed to gettimeofday must be non-nil
-	// but is otherwise unused.  The answers come back
+	// but is otherwise unused. The answers come back
 	// in the two registers.
 	sec, usec, err := gettimeofday(tv)
 	tv.Sec = int32(sec)

vendor/golang.org/x/sys/unix/syscall_darwin_amd64.go

@@ -11,25 +11,18 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 //sysnb	gettimeofday(tp *Timeval) (sec int64, usec int32, err error)
 func Gettimeofday(tv *Timeval) (err error) {
 	// The tv passed to gettimeofday must be non-nil
-	// but is otherwise unused.  The answers come back
+	// but is otherwise unused. The answers come back
 	// in the two registers.
 	sec, usec, err := gettimeofday(tv)
 	tv.Sec = sec

vendor/golang.org/x/sys/unix/syscall_darwin_arm.go

@@ -9,25 +9,18 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int32(nsec / 1e9)
-	return
 }
 
 //sysnb	gettimeofday(tp *Timeval) (sec int32, usec int32, err error)
 func Gettimeofday(tv *Timeval) (err error) {
 	// The tv passed to gettimeofday must be non-nil
-	// but is otherwise unused.  The answers come back
+	// but is otherwise unused. The answers come back
 	// in the two registers.
 	sec, usec, err := gettimeofday(tv)
 	tv.Sec = int32(sec)

vendor/golang.org/x/sys/unix/syscall_darwin_arm64.go

@@ -11,25 +11,18 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 //sysnb	gettimeofday(tp *Timeval) (sec int64, usec int32, err error)
 func Gettimeofday(tv *Timeval) (err error) {
 	// The tv passed to gettimeofday must be non-nil
-	// but is otherwise unused.  The answers come back
+	// but is otherwise unused. The answers come back
 	// in the two registers.
 	sec, usec, err := gettimeofday(tv)
 	tv.Sec = sec

vendor/golang.org/x/sys/unix/syscall_dragonfly.go

@@ -125,6 +125,15 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+//sys   poll(fds *PollFd, nfds int, timeout int) (n int, err error)
+
+func Poll(fds []PollFd, timeout int) (n int, err error) {
+	if len(fds) == 0 {
+		return poll(nil, 0, timeout)
+	}
+	return poll(&fds[0], len(fds), timeout)
+}
+
 /*
  * Exposed directly
  */
@@ -257,7 +266,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // Searchfs
 // Delete
 // Copyfile
-// Poll
 // Watchevent
 // Waitevent
 // Modwatch
@@ -403,7 +411,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // Pread_nocancel
 // Pwrite_nocancel
 // Waitid_nocancel
-// Poll_nocancel
 // Msgsnd_nocancel
 // Msgrcv_nocancel
 // Sem_wait_nocancel

vendor/golang.org/x/sys/unix/syscall_dragonfly_amd64.go

@@ -11,19 +11,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Usec = nsec % 1e9 / 1e3
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_freebsd.go

@@ -32,7 +32,7 @@ func nametomib(name string) (mib []_C_int, err error) {
 
 	// NOTE(rsc): It seems strange to set the buffer to have
 	// size CTL_MAXNAME+2 but use only CTL_MAXNAME
-	// as the size.  I don't know why the +2 is here, but the
+	// as the size. I don't know why the +2 is here, but the
 	// kernel uses +2 for its own implementation of this function.
 	// I am scared that if we don't include the +2 here, the kernel
 	// will silently write 2 words farther than we specify
@@ -391,6 +391,15 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	return &value, err
 }
 
+//sys   poll(fds *PollFd, nfds int, timeout int) (n int, err error)
+
+func Poll(fds []PollFd, timeout int) (n int, err error) {
+	if len(fds) == 0 {
+		return poll(nil, 0, timeout)
+	}
+	return poll(&fds[0], len(fds), timeout)
+}
+
 /*
  * Exposed directly
  */

vendor/golang.org/x/sys/unix/syscall_freebsd_386.go

@@ -11,19 +11,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int32(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_freebsd_amd64.go

@@ -11,19 +11,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Usec = nsec % 1e9 / 1e3
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_freebsd_arm.go

@@ -11,19 +11,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return ts.Sec*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = nsec / 1e9
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_linux.go

@@ -255,7 +255,7 @@ func Getgroups() (gids []int, err error) {
 		return nil, nil
 	}
 
-	// Sanity check group count.  Max is 1<<16 on Linux.
+	// Sanity check group count. Max is 1<<16 on Linux.
 	if n < 0 || n > 1<<20 {
 		return nil, EINVAL
 	}
@@ -290,8 +290,8 @@ type WaitStatus uint32
 // 0x7F (stopped), or a signal number that caused an exit.
 // The 0x80 bit is whether there was a core dump.
 // An extra number (exit code, signal causing a stop)
-// is in the high bits.  At least that's the idea.
+// is in the high bits. At least that's the idea.
-// There are various irregularities.  For example, the
+// There are various irregularities. For example, the
 // "continued" status is 0xFFFF, distinguishing itself
 // from stopped via the core dump bit.
 
@@ -926,7 +926,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
 	msg.Namelen = uint32(SizeofSockaddrAny)
 	var iov Iovec
 	if len(p) > 0 {
-		iov.Base = (*byte)(unsafe.Pointer(&p[0]))
+		iov.Base = &p[0]
 		iov.SetLen(len(p))
 	}
 	var dummy byte
@@ -941,7 +941,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
 			iov.Base = &dummy
 			iov.SetLen(1)
 		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
+		msg.Control = &oob[0]
 		msg.SetControllen(len(oob))
 	}
 	msg.Iov = &iov
@@ -974,11 +974,11 @@ func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error)
 		}
 	}
 	var msg Msghdr
-	msg.Name = (*byte)(unsafe.Pointer(ptr))
+	msg.Name = (*byte)(ptr)
 	msg.Namelen = uint32(salen)
 	var iov Iovec
 	if len(p) > 0 {
-		iov.Base = (*byte)(unsafe.Pointer(&p[0]))
+		iov.Base = &p[0]
 		iov.SetLen(len(p))
 	}
 	var dummy byte
@@ -993,7 +993,7 @@ func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error)
 			iov.Base = &dummy
 			iov.SetLen(1)
 		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
+		msg.Control = &oob[0]
 		msg.SetControllen(len(oob))
 	}
 	msg.Iov = &iov
@@ -1023,7 +1023,7 @@ func ptracePeek(req int, pid int, addr uintptr, out []byte) (count int, err erro
 
 	var buf [sizeofPtr]byte
 
-	// Leading edge.  PEEKTEXT/PEEKDATA don't require aligned
+	// Leading edge. PEEKTEXT/PEEKDATA don't require aligned
 	// access (PEEKUSER warns that it might), but if we don't
 	// align our reads, we might straddle an unmapped page
 	// boundary and not get the bytes leading up to the page

vendor/golang.org/x/sys/unix/syscall_linux_386.go

@@ -14,19 +14,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Sec = int32(nsec / 1e9)
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	return
 }
 
 //sysnb	pipe(p *[2]_C_int) (err error)
@@ -183,9 +176,9 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 
 // On x86 Linux, all the socket calls go through an extra indirection,
 // I think because the 5-register system call interface can't handle
-// the 6-argument calls like sendto and recvfrom.  Instead the
+// the 6-argument calls like sendto and recvfrom. Instead the
 // arguments to the underlying system call are the number below
-// and a pointer to an array of uintptr.  We hide the pointer in the
+// and a pointer to an array of uintptr. We hide the pointer in the
 // socketcall assembly to avoid allocation on every system call.
 
 const (

vendor/golang.org/x/sys/unix/syscall_linux_amd64.go

@@ -83,19 +83,12 @@ func Time(t *Time_t) (tt Time_t, err error) {
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Sec = nsec / 1e9
-	tv.Usec = nsec % 1e9 / 1e3
-	return
 }
 
 //sysnb	pipe(p *[2]_C_int) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_arm.go

@@ -11,19 +11,12 @@ import (
 	"unsafe"
 )
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Sec = int32(nsec / 1e9)
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	return
 }
 
 func Pipe(p []int) (err error) {

vendor/golang.org/x/sys/unix/syscall_linux_arm64.go

@@ -73,19 +73,12 @@ func Lstat(path string, stat *Stat_t) (err error) {
 
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Sec = nsec / 1e9
-	tv.Usec = nsec % 1e9 / 1e3
-	return
 }
 
 func Time(t *Time_t) (Time_t, error) {

vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go

@@ -76,19 +76,12 @@ func Time(t *Time_t) (tt Time_t, err error) {
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Sec = nsec / 1e9
-	tv.Usec = nsec % 1e9 / 1e3
-	return
 }
 
 func Pipe(p []int) (err error) {

vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go

@@ -99,19 +99,12 @@ func Seek(fd int, offset int64, whence int) (off int64, err error) {
 	return
 }
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int32(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: int32(sec), Usec: int32(usec)}
-	tv.Sec = int32(nsec / 1e9)
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	return
 }
 
 //sysnb pipe2(p *[2]_C_int, flags int) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go

@@ -66,19 +66,12 @@ package unix
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Sec = nsec / 1e9
-	tv.Usec = nsec % 1e9 / 1e3
-	return
 }
 
 func (r *PtraceRegs) PC() uint64 { return r.Nip }

vendor/golang.org/x/sys/unix/syscall_linux_s390x.go

@@ -62,19 +62,12 @@ func Time(t *Time_t) (tt Time_t, err error) {
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Sec = nsec / 1e9
-	tv.Usec = nsec % 1e9 / 1e3
-	return
 }
 
 //sysnb pipe2(p *[2]_C_int, flags int) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go

@@ -82,19 +82,12 @@ func Time(t *Time_t) (tt Time_t, err error) {
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Sec = nsec / 1e9
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	return
 }
 
 func (r *PtraceRegs) PC() uint64 { return r.Tpc }

vendor/golang.org/x/sys/unix/syscall_linux_test.go

@@ -184,6 +184,38 @@ func TestUtime(t *testing.T) {
 	}
 }
 
+func TestUtimesNanoAt(t *testing.T) {
+	defer chtmpdir(t)()
+
+	symlink := "symlink1"
+	os.Remove(symlink)
+	err := os.Symlink("nonexisting", symlink)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	ts := []unix.Timespec{
+		{Sec: 1111, Nsec: 2222},
+		{Sec: 3333, Nsec: 4444},
+	}
+	err = unix.UtimesNanoAt(unix.AT_FDCWD, symlink, ts, unix.AT_SYMLINK_NOFOLLOW)
+	if err != nil {
+		t.Fatalf("UtimesNanoAt: %v", err)
+	}
+
+	var st unix.Stat_t
+	err = unix.Lstat(symlink, &st)
+	if err != nil {
+		t.Fatalf("Lstat: %v", err)
+	}
+	if st.Atim != ts[0] {
+		t.Errorf("UtimesNanoAt: wrong atime: %v", st.Atim)
+	}
+	if st.Mtim != ts[1] {
+		t.Errorf("UtimesNanoAt: wrong mtime: %v", st.Mtim)
+	}
+}
+
 func TestGetrlimit(t *testing.T) {
 	var rlim unix.Rlimit
 	err := unix.Getrlimit(unix.RLIMIT_AS, &rlim)

vendor/golang.org/x/sys/unix/syscall_netbsd.go

@@ -124,6 +124,15 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 	return -1, ENOSYS
 }
 
+//sys   poll(fds *PollFd, nfds int, timeout int) (n int, err error)
+
+func Poll(fds []PollFd, timeout int) (n int, err error) {
+	if len(fds) == 0 {
+		return poll(nil, 0, timeout)
+	}
+	return poll(&fds[0], len(fds), timeout)
+}
+
 /*
  * Exposed directly
  */
@@ -422,7 +431,6 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 // ntp_adjtime
 // pmc_control
 // pmc_get_info
-// poll
 // pollts
 // preadv
 // profil

vendor/golang.org/x/sys/unix/syscall_netbsd_386.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int64(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_netbsd_amd64.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int64(nsec / 1e9)
-	ts.Nsec = int64(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_netbsd_arm.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int64(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_openbsd_386.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int64(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_openbsd_amd64.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Usec = nsec % 1e9 / 1e3
-	tv.Sec = nsec / 1e9
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_openbsd_arm.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: int32(nsec)}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = int64(nsec / 1e9)
-	ts.Nsec = int32(nsec % 1e9)
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: int32(usec)}
-	tv.Usec = int32(nsec % 1e9 / 1e3)
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func SetKevent(k *Kevent_t, fd, mode, flags int) {

vendor/golang.org/x/sys/unix/syscall_solaris.go

@@ -166,7 +166,7 @@ func Getwd() (wd string, err error) {
 
 func Getgroups() (gids []int, err error) {
 	n, err := getgroups(0, nil)
-	// Check for error and sanity check group count.  Newer versions of
+	// Check for error and sanity check group count. Newer versions of
 	// Solaris allow up to 1024 (NGROUPS_MAX).
 	if n < 0 || n > 1024 {
 		if err != nil {
@@ -350,7 +350,7 @@ func Futimesat(dirfd int, path string, tv []Timeval) error {
 }
 
 // Solaris doesn't have an futimes function because it allows NULL to be
-// specified as the path for futimesat.  However, Go doesn't like
+// specified as the path for futimesat. However, Go doesn't like
 // NULL-style string interfaces, so this simple wrapper is provided.
 func Futimes(fd int, tv []Timeval) error {
 	if tv == nil {

vendor/golang.org/x/sys/unix/syscall_solaris_amd64.go

@@ -6,19 +6,12 @@
 
 package unix
 
-func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+func setTimespec(sec, nsec int64) Timespec {
-
+	return Timespec{Sec: sec, Nsec: nsec}
-func NsecToTimespec(nsec int64) (ts Timespec) {
-	ts.Sec = nsec / 1e9
-	ts.Nsec = nsec % 1e9
-	return
 }
 
-func NsecToTimeval(nsec int64) (tv Timeval) {
+func setTimeval(sec, usec int64) Timeval {
-	nsec += 999 // round up to microsecond
+	return Timeval{Sec: sec, Usec: usec}
-	tv.Usec = nsec % 1e9 / 1e3
-	tv.Sec = int64(nsec / 1e9)
-	return
 }
 
 func (iov *Iovec) SetLen(length int) {

vendor/golang.org/x/sys/unix/timestruct.go

@@ -0,0 +1,40 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build darwin dragonfly freebsd linux netbsd openbsd solaris
+
+package unix
+
+// TimespecToNsec converts a Timespec value into a number of
+// nanoseconds since the Unix epoch.
+func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
+
+// NsecToTimespec takes a number of nanoseconds since the Unix epoch
+// and returns the corresponding Timespec value.
+func NsecToTimespec(nsec int64) Timespec {
+	sec := nsec / 1e9
+	nsec = nsec % 1e9
+	if nsec < 0 {
+		nsec += 1e9
+		sec--
+	}
+	return setTimespec(sec, nsec)
+}
+
+// TimevalToNsec converts a Timeval value into a number of nanoseconds
+// since the Unix epoch.
+func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 }
+
+// NsecToTimeval takes a number of nanoseconds since the Unix epoch
+// and returns the corresponding Timeval value.
+func NsecToTimeval(nsec int64) Timeval {
+	nsec += 999 // round up to microsecond
+	usec := nsec % 1e9 / 1e3
+	sec := nsec / 1e9
+	if usec < 0 {
+		usec += 1e6
+		sec--
+	}
+	return setTimeval(sec, usec)
+}

vendor/golang.org/x/sys/unix/types_darwin.go

@@ -19,6 +19,7 @@ package unix
 #define _DARWIN_USE_64_BIT_INODE
 #include <dirent.h>
 #include <fcntl.h>
+#include <poll.h>
 #include <signal.h>
 #include <termios.h>
 #include <unistd.h>
@@ -252,3 +253,20 @@ const (
 	AT_SYMLINK_FOLLOW   = C.AT_SYMLINK_FOLLOW
 	AT_SYMLINK_NOFOLLOW = C.AT_SYMLINK_NOFOLLOW
 )
+
+// poll
+
+type PollFd C.struct_pollfd
+
+const (
+	POLLERR    = C.POLLERR
+	POLLHUP    = C.POLLHUP
+	POLLIN     = C.POLLIN
+	POLLNVAL   = C.POLLNVAL
+	POLLOUT    = C.POLLOUT
+	POLLPRI    = C.POLLPRI
+	POLLRDBAND = C.POLLRDBAND
+	POLLRDNORM = C.POLLRDNORM
+	POLLWRBAND = C.POLLWRBAND
+	POLLWRNORM = C.POLLWRNORM
+)

vendor/golang.org/x/sys/unix/types_dragonfly.go

@@ -17,6 +17,7 @@ package unix
 #define KERNEL
 #include <dirent.h>
 #include <fcntl.h>
+#include <poll.h>
 #include <signal.h>
 #include <termios.h>
 #include <stdio.h>
@@ -247,3 +248,20 @@ const (
 	AT_FDCWD            = C.AT_FDCWD
 	AT_SYMLINK_NOFOLLOW = C.AT_SYMLINK_NOFOLLOW
 )
+
+// poll
+
+type PollFd C.struct_pollfd
+
+const (
+	POLLERR    = C.POLLERR
+	POLLHUP    = C.POLLHUP
+	POLLIN     = C.POLLIN
+	POLLNVAL   = C.POLLNVAL
+	POLLOUT    = C.POLLOUT
+	POLLPRI    = C.POLLPRI
+	POLLRDBAND = C.POLLRDBAND
+	POLLRDNORM = C.POLLRDNORM
+	POLLWRBAND = C.POLLWRBAND
+	POLLWRNORM = C.POLLWRNORM
+)

vendor/golang.org/x/sys/unix/types_freebsd.go

@@ -17,6 +17,7 @@ package unix
 #define KERNEL
 #include <dirent.h>
 #include <fcntl.h>
+#include <poll.h>
 #include <signal.h>
 #include <termios.h>
 #include <stdio.h>
@@ -367,6 +368,24 @@ const (
 	AT_SYMLINK_NOFOLLOW = C.AT_SYMLINK_NOFOLLOW
 )
 
+// poll
+
+type PollFd C.struct_pollfd
+
+const (
+	POLLERR      = C.POLLERR
+	POLLHUP      = C.POLLHUP
+	POLLIN       = C.POLLIN
+	POLLINIGNEOF = C.POLLINIGNEOF
+	POLLNVAL     = C.POLLNVAL
+	POLLOUT      = C.POLLOUT
+	POLLPRI      = C.POLLPRI
+	POLLRDBAND   = C.POLLRDBAND
+	POLLRDNORM   = C.POLLRDNORM
+	POLLWRBAND   = C.POLLWRBAND
+	POLLWRNORM   = C.POLLWRNORM
+)
+
 // Capabilities
 
 type CapRights C.struct_cap_rights

vendor/golang.org/x/sys/unix/types_netbsd.go

@@ -17,6 +17,7 @@ package unix
 #define KERNEL
 #include <dirent.h>
 #include <fcntl.h>
+#include <poll.h>
 #include <signal.h>
 #include <termios.h>
 #include <stdio.h>
@@ -234,6 +235,23 @@ const (
 	AT_SYMLINK_NOFOLLOW = C.AT_SYMLINK_NOFOLLOW
 )
 
+// poll
+
+type PollFd C.struct_pollfd
+
+const (
+	POLLERR    = C.POLLERR
+	POLLHUP    = C.POLLHUP
+	POLLIN     = C.POLLIN
+	POLLNVAL   = C.POLLNVAL
+	POLLOUT    = C.POLLOUT
+	POLLPRI    = C.POLLPRI
+	POLLRDBAND = C.POLLRDBAND
+	POLLRDNORM = C.POLLRDNORM
+	POLLWRBAND = C.POLLWRBAND
+	POLLWRNORM = C.POLLWRNORM
+)
+
 // Sysctl
 
 type Sysctlnode C.struct_sysctlnode

vendor/golang.org/x/sys/unix/zerrors_linux_386.go

@@ -1842,6 +1842,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x400454d8
 	TUNSETVNETLE                         = 0x400454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x4
 	VEOL                                 = 0xb
@@ -1871,6 +1873,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x80045702
+	WDIOC_GETPRETIMEOUT                  = 0x80045709
+	WDIOC_GETSTATUS                      = 0x80045701
+	WDIOC_GETSUPPORT                     = 0x80285700
+	WDIOC_GETTEMP                        = 0x80045703
+	WDIOC_GETTIMELEFT                    = 0x8004570a
+	WDIOC_GETTIMEOUT                     = 0x80045707
+	WDIOC_KEEPALIVE                      = 0x80045705
+	WDIOC_SETOPTIONS                     = 0x80045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go

@@ -1843,6 +1843,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x400454d8
 	TUNSETVNETLE                         = 0x400454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x4
 	VEOL                                 = 0xb
@@ -1872,6 +1874,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x80045702
+	WDIOC_GETPRETIMEOUT                  = 0x80045709
+	WDIOC_GETSTATUS                      = 0x80045701
+	WDIOC_GETSUPPORT                     = 0x80285700
+	WDIOC_GETTEMP                        = 0x80045703
+	WDIOC_GETTIMELEFT                    = 0x8004570a
+	WDIOC_GETTIMEOUT                     = 0x80045707
+	WDIOC_KEEPALIVE                      = 0x80045705
+	WDIOC_SETOPTIONS                     = 0x80045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_arm.go

@@ -1847,6 +1847,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x400454d8
 	TUNSETVNETLE                         = 0x400454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x4
 	VEOL                                 = 0xb
@@ -1876,6 +1878,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x80045702
+	WDIOC_GETPRETIMEOUT                  = 0x80045709
+	WDIOC_GETSTATUS                      = 0x80045701
+	WDIOC_GETSUPPORT                     = 0x80285700
+	WDIOC_GETTEMP                        = 0x80045703
+	WDIOC_GETTIMELEFT                    = 0x8004570a
+	WDIOC_GETTIMEOUT                     = 0x80045707
+	WDIOC_KEEPALIVE                      = 0x80045705
+	WDIOC_SETOPTIONS                     = 0x80045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go

@@ -1833,6 +1833,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x400454d8
 	TUNSETVNETLE                         = 0x400454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x4
 	VEOL                                 = 0xb
@@ -1862,6 +1864,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x80045702
+	WDIOC_GETPRETIMEOUT                  = 0x80045709
+	WDIOC_GETSTATUS                      = 0x80045701
+	WDIOC_GETSUPPORT                     = 0x80285700
+	WDIOC_GETTEMP                        = 0x80045703
+	WDIOC_GETTIMELEFT                    = 0x8004570a
+	WDIOC_GETTIMEOUT                     = 0x80045707
+	WDIOC_KEEPALIVE                      = 0x80045705
+	WDIOC_SETOPTIONS                     = 0x80045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_mips.go

@@ -1846,6 +1846,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x10
 	VEOL                                 = 0x11
@@ -1876,6 +1878,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go

@@ -1846,6 +1846,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x10
 	VEOL                                 = 0x11
@@ -1876,6 +1878,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go

@@ -1846,6 +1846,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x10
 	VEOL                                 = 0x11
@@ -1876,6 +1878,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go

@@ -1846,6 +1846,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x10
 	VEOL                                 = 0x11
@@ -1876,6 +1878,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go

@@ -1904,6 +1904,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0x10
 	VEOF                                 = 0x4
 	VEOL                                 = 0x6
@@ -1933,6 +1935,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go

@@ -1904,6 +1904,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x800454d8
 	TUNSETVNETLE                         = 0x800454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0x10
 	VEOF                                 = 0x4
 	VEOL                                 = 0x6
@@ -1933,6 +1935,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x40045702
+	WDIOC_GETPRETIMEOUT                  = 0x40045709
+	WDIOC_GETSTATUS                      = 0x40045701
+	WDIOC_GETSUPPORT                     = 0x40285700
+	WDIOC_GETTEMP                        = 0x40045703
+	WDIOC_GETTIMELEFT                    = 0x4004570a
+	WDIOC_GETTIMEOUT                     = 0x40045707
+	WDIOC_KEEPALIVE                      = 0x40045705
+	WDIOC_SETOPTIONS                     = 0x40045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go

@@ -1904,6 +1904,8 @@ const (
 	TUNSETVNETHDRSZ                      = 0x400454d8
 	TUNSETVNETLE                         = 0x400454dc
 	UMOUNT_NOFOLLOW                      = 0x8
+	UTIME_NOW                            = 0x3fffffff
+	UTIME_OMIT                           = 0x3ffffffe
 	VDISCARD                             = 0xd
 	VEOF                                 = 0x4
 	VEOL                                 = 0xb
@@ -1933,6 +1935,17 @@ const (
 	WALL                                 = 0x40000000
 	WCLONE                               = 0x80000000
 	WCONTINUED                           = 0x8
+	WDIOC_GETBOOTSTATUS                  = 0x80045702
+	WDIOC_GETPRETIMEOUT                  = 0x80045709
+	WDIOC_GETSTATUS                      = 0x80045701
+	WDIOC_GETSUPPORT                     = 0x80285700
+	WDIOC_GETTEMP                        = 0x80045703
+	WDIOC_GETTIMELEFT                    = 0x8004570a
+	WDIOC_GETTIMEOUT                     = 0x80045707
+	WDIOC_KEEPALIVE                      = 0x80045705
+	WDIOC_SETOPTIONS                     = 0x80045704
+	WDIOC_SETPRETIMEOUT                  = 0xc0045708
+	WDIOC_SETTIMEOUT                     = 0xc0045706
 	WEXITED                              = 0x4
 	WNOHANG                              = 0x1
 	WNOTHREAD                            = 0x20000000

vendor/golang.org/x/sys/unix/zptrace386_linux.go

@@ -0,0 +1,80 @@
+// Code generated by linux/mkall.go generatePtracePair(386, amd64).  DO NOT EDIT.
+
+// +build linux
+// +build 386 amd64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegs386 is the registers used by 386 binaries.
+type PtraceRegs386 struct {
+	Ebx      int32
+	Ecx      int32
+	Edx      int32
+	Esi      int32
+	Edi      int32
+	Ebp      int32
+	Eax      int32
+	Xds      int32
+	Xes      int32
+	Xfs      int32
+	Xgs      int32
+	Orig_eax int32
+	Eip      int32
+	Xcs      int32
+	Eflags   int32
+	Esp      int32
+	Xss      int32
+}
+
+// PtraceGetRegs386 fetches the registers used by 386 binaries.
+func PtraceGetRegs386(pid int, regsout *PtraceRegs386) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegs386 sets the registers used by 386 binaries.
+func PtraceSetRegs386(pid int, regs *PtraceRegs386) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsAmd64 is the registers used by amd64 binaries.
+type PtraceRegsAmd64 struct {
+	R15      uint64
+	R14      uint64
+	R13      uint64
+	R12      uint64
+	Rbp      uint64
+	Rbx      uint64
+	R11      uint64
+	R10      uint64
+	R9       uint64
+	R8       uint64
+	Rax      uint64
+	Rcx      uint64
+	Rdx      uint64
+	Rsi      uint64
+	Rdi      uint64
+	Orig_rax uint64
+	Rip      uint64
+	Cs       uint64
+	Eflags   uint64
+	Rsp      uint64
+	Ss       uint64
+	Fs_base  uint64
+	Gs_base  uint64
+	Ds       uint64
+	Es       uint64
+	Fs       uint64
+	Gs       uint64
+}
+
+// PtraceGetRegsAmd64 fetches the registers used by amd64 binaries.
+func PtraceGetRegsAmd64(pid int, regsout *PtraceRegsAmd64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsAmd64 sets the registers used by amd64 binaries.
+func PtraceSetRegsAmd64(pid int, regs *PtraceRegsAmd64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptracearm_linux.go

@@ -0,0 +1,41 @@
+// Code generated by linux/mkall.go generatePtracePair(arm, arm64).  DO NOT EDIT.
+
+// +build linux
+// +build arm arm64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsArm is the registers used by arm binaries.
+type PtraceRegsArm struct {
+	Uregs [18]uint32
+}
+
+// PtraceGetRegsArm fetches the registers used by arm binaries.
+func PtraceGetRegsArm(pid int, regsout *PtraceRegsArm) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsArm sets the registers used by arm binaries.
+func PtraceSetRegsArm(pid int, regs *PtraceRegsArm) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsArm64 is the registers used by arm64 binaries.
+type PtraceRegsArm64 struct {
+	Regs   [31]uint64
+	Sp     uint64
+	Pc     uint64
+	Pstate uint64
+}
+
+// PtraceGetRegsArm64 fetches the registers used by arm64 binaries.
+func PtraceGetRegsArm64(pid int, regsout *PtraceRegsArm64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsArm64 sets the registers used by arm64 binaries.
+func PtraceSetRegsArm64(pid int, regs *PtraceRegsArm64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptracemips_linux.go

@@ -0,0 +1,50 @@
+// Code generated by linux/mkall.go generatePtracePair(mips, mips64).  DO NOT EDIT.
+
+// +build linux
+// +build mips mips64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsMips is the registers used by mips binaries.
+type PtraceRegsMips struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips fetches the registers used by mips binaries.
+func PtraceGetRegsMips(pid int, regsout *PtraceRegsMips) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips sets the registers used by mips binaries.
+func PtraceSetRegsMips(pid int, regs *PtraceRegsMips) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsMips64 is the registers used by mips64 binaries.
+type PtraceRegsMips64 struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips64 fetches the registers used by mips64 binaries.
+func PtraceGetRegsMips64(pid int, regsout *PtraceRegsMips64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips64 sets the registers used by mips64 binaries.
+func PtraceSetRegsMips64(pid int, regs *PtraceRegsMips64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptracemipsle_linux.go

@@ -0,0 +1,50 @@
+// Code generated by linux/mkall.go generatePtracePair(mipsle, mips64le).  DO NOT EDIT.
+
+// +build linux
+// +build mipsle mips64le
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsMipsle is the registers used by mipsle binaries.
+type PtraceRegsMipsle struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMipsle fetches the registers used by mipsle binaries.
+func PtraceGetRegsMipsle(pid int, regsout *PtraceRegsMipsle) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMipsle sets the registers used by mipsle binaries.
+func PtraceSetRegsMipsle(pid int, regs *PtraceRegsMipsle) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsMips64le is the registers used by mips64le binaries.
+type PtraceRegsMips64le struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips64le fetches the registers used by mips64le binaries.
+func PtraceGetRegsMips64le(pid int, regsout *PtraceRegsMips64le) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips64le sets the registers used by mips64le binaries.
+func PtraceSetRegsMips64le(pid int, regs *PtraceRegsMips64le) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zsyscall_darwin_386.go

@@ -408,6 +408,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go

@@ -408,6 +408,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm.go

@@ -408,6 +408,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go

@@ -408,6 +408,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_dragonfly_amd64.go

@@ -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)

vendor/golang.org/x/sys/unix/zsyscall_freebsd_386.go

@@ -388,6 +388,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_freebsd_amd64.go

@@ -388,6 +388,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_freebsd_arm.go

@@ -388,6 +388,17 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func 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)

vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go

@@ -395,6 +395,17 @@ 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)

vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go

@@ -395,6 +395,17 @@ 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)

vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go

@@ -395,6 +395,17 @@ 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)

vendor/golang.org/x/sys/unix/ztypes_darwin_386.go

@@ -460,3 +460,22 @@ const (
 	AT_SYMLINK_FOLLOW   = 0x40
 	AT_SYMLINK_NOFOLLOW = 0x20
 )
+
+type PollFd struct {
+	Fd      int32
+	Events  int16
+	Revents int16
+}
+
+const (
+	POLLERR    = 0x8
+	POLLHUP    = 0x10
+	POLLIN     = 0x1
+	POLLNVAL   = 0x20
+	POLLOUT    = 0x4
+	POLLPRI    = 0x2
+	POLLRDBAND = 0x80
+	POLLRDNORM = 0x40
+	POLLWRBAND = 0x100
+	POLLWRNORM = 0x4
+)

vendor/golang.org/x/sys/unix/ztypes_darwin_amd64.go

@@ -470,3 +470,22 @@ const (
 	AT_SYMLINK_FOLLOW   = 0x40
 	AT_SYMLINK_NOFOLLOW = 0x20
 )
+
+type PollFd struct {
+	Fd      int32
+	Events  int16
+	Revents int16
+}
+
+const (
+	POLLERR    = 0x8
+	POLLHUP    = 0x10
+	POLLIN     = 0x1
+	POLLNVAL   = 0x20
+	POLLOUT    = 0x4
+	POLLPRI    = 0x2
+	POLLRDBAND = 0x80
+	POLLRDNORM = 0x40
+	POLLWRBAND = 0x100
+	POLLWRNORM = 0x4
+)