Merge pull request #2461 from dmcgowan/seed_rand

Seed random on init

archive/compression/compression_test.go

@@ -18,8 +18,8 @@ package compression
 
 import (
 	"bytes"
-	"crypto/rand"
 	"io/ioutil"
+	"math/rand"
 	"testing"
 )
 

cmd/containerd/main.go

@@ -21,8 +21,13 @@ import (
 	"os"
 
 	"github.com/containerd/containerd/cmd/containerd/command"
+	"github.com/containerd/containerd/pkg/seed"
 )
 
+func init() {
+	seed.WithTimeAndRand()
+}
+
 func main() {
 	app := command.App()
 	if err := app.Run(os.Args); err != nil {

cmd/ctr/main.go

@@ -21,11 +21,16 @@ import (
 	"os"
 
 	"github.com/containerd/containerd/cmd/ctr/app"
+	"github.com/containerd/containerd/pkg/seed"
 	"github.com/urfave/cli"
 )
 
 var pluginCmds = []cli.Command{}
 
+func init() {
+	seed.WithTimeAndRand()
+}
+
 func main() {
 	app := app.New()
 	app.Commands = append(app.Commands, pluginCmds...)

content/local/store_test.go

@@ -20,12 +20,11 @@ import (
 	"bufio"
 	"bytes"
 	"context"
-	"crypto/rand"
 	_ "crypto/sha256" // required for digest package
 	"fmt"
 	"io"
 	"io/ioutil"
-	mrand "math/rand"
+	"math/rand"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -266,9 +265,9 @@ func generateBlobs(t checker, nblobs, maxsize int64) map[digest.Digest][]byte {
 	blobs := map[digest.Digest][]byte{}
 
 	for i := int64(0); i < nblobs; i++ {
-		p := make([]byte, mrand.Int63n(maxsize))
+		p := make([]byte, rand.Int63n(maxsize))
 
-		if _, err := mrand.Read(p); err != nil {
+		if _, err := rand.Read(p); err != nil {
 			t.Fatal(err)
 		}
 

pkg/seed/seed.go

@@ -0,0 +1,38 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package seed
+
+import (
+	"math/rand"
+	"time"
+)
+
+// WithTimeAndRand seeds the global math rand generator with nanoseconds
+// XOR'ed with a crypto component if available for uniqueness.
+func WithTimeAndRand() {
+	var (
+		b [4]byte
+		u int64
+	)
+
+	tryReadRandom(b[:])
+
+	// Set higher 32 bits, bottom 32 will be set with nanos
+	u |= (int64(b[0]) << 56) | (int64(b[1]) << 48) | (int64(b[2]) << 40) | (int64(b[3]) << 32)
+
+	rand.Seed(u ^ time.Now().UnixNano())
+}

pkg/seed/seed_linux.go

@@ -0,0 +1,24 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package seed
+
+import "golang.org/x/sys/unix"
+
+func tryReadRandom(p []byte) {
+	// Ignore errors, just decreases uniqueness of seed
+	unix.Getrandom(p, unix.GRND_NONBLOCK)
+}

pkg/seed/seed_other.go

@@ -0,0 +1,28 @@
+// +build !linux
+
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package seed
+
+import (
+	"crypto/rand"
+	"io"
+)
+
+func tryReadRandom(p []byte) {
+	io.ReadFull(rand.Reader, p)
+}

vendor.conf

@@ -27,7 +27,7 @@ golang.org/x/net b3756b4b77d7b13260a0a2ec658753cf48922eac
 google.golang.org/grpc v1.12.0
 github.com/pkg/errors v0.8.0
 github.com/opencontainers/go-digest c9281466c8b2f606084ac71339773efd177436e7
-golang.org/x/sys 314a259e304ff91bd6985da2a7149bbf91237993 https://github.com/golang/sys
+golang.org/x/sys 1b2967e3c290b7c545b3db0deeda16e9be4f98a2 https://github.com/golang/sys
 github.com/opencontainers/image-spec v1.0.1
 golang.org/x/sync 450f422ab23cf9881c94e2db30cac0eb1b7cf80c
 github.com/BurntSushi/toml a368813c5e648fee92e5f6c30e3944ff9d5e8895

vendor/golang.org/x/sys/cpu/cpu.go

@@ -0,0 +1,38 @@
+// Copyright 2018 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.
+
+// Package cpu implements processor feature detection for
+// various CPU architectures.
+package cpu
+
+// CacheLinePad is used to pad structs to avoid false sharing.
+type CacheLinePad struct{ _ [cacheLineSize]byte }
+
+// X86 contains the supported CPU features of the
+// current X86/AMD64 platform. If the current platform
+// is not X86/AMD64 then all feature flags are false.
+//
+// X86 is padded to avoid false sharing. Further the HasAVX
+// and HasAVX2 are only set if the OS supports XMM and YMM
+// registers in addition to the CPUID feature bit being set.
+var X86 struct {
+	_            CacheLinePad
+	HasAES       bool // AES hardware implementation (AES NI)
+	HasADX       bool // Multi-precision add-carry instruction extensions
+	HasAVX       bool // Advanced vector extension
+	HasAVX2      bool // Advanced vector extension 2
+	HasBMI1      bool // Bit manipulation instruction set 1
+	HasBMI2      bool // Bit manipulation instruction set 2
+	HasERMS      bool // Enhanced REP for MOVSB and STOSB
+	HasFMA       bool // Fused-multiply-add instructions
+	HasOSXSAVE   bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
+	HasPCLMULQDQ bool // PCLMULQDQ instruction - most often used for AES-GCM
+	HasPOPCNT    bool // Hamming weight instruction POPCNT.
+	HasSSE2      bool // Streaming SIMD extension 2 (always available on amd64)
+	HasSSE3      bool // Streaming SIMD extension 3
+	HasSSSE3     bool // Supplemental streaming SIMD extension 3
+	HasSSE41     bool // Streaming SIMD extension 4 and 4.1
+	HasSSE42     bool // Streaming SIMD extension 4 and 4.2
+	_            CacheLinePad
+}

vendor/golang.org/x/sys/cpu/cpu_arm.go

@@ -0,0 +1,7 @@
+// Copyright 2018 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.
+
+package cpu
+
+const cacheLineSize = 32

vendor/golang.org/x/sys/cpu/cpu_arm64.go

@@ -0,0 +1,7 @@
+// Copyright 2018 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.
+
+package cpu
+
+const cacheLineSize = 64

vendor/golang.org/x/sys/cpu/cpu_gc_x86.go

@@ -0,0 +1,16 @@
+// Copyright 2018 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 386 amd64 amd64p32
+// +build !gccgo
+
+package cpu
+
+// cpuid is implemented in cpu_x86.s for gc compiler
+// and in cpu_gccgo.c for gccgo.
+func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32)
+
+// xgetbv with ecx = 0 is implemented in cpu_x86.s for gc compiler
+// and in cpu_gccgo.c for gccgo.
+func xgetbv() (eax, edx uint32)

vendor/golang.org/x/sys/cpu/cpu_gccgo.c

@@ -0,0 +1,43 @@
+// Copyright 2018 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 386 amd64 amd64p32
+// +build gccgo
+
+#include <cpuid.h>
+#include <stdint.h>
+
+// Need to wrap __get_cpuid_count because it's declared as static.
+int
+gccgoGetCpuidCount(uint32_t leaf, uint32_t subleaf,
+                   uint32_t *eax, uint32_t *ebx,
+                   uint32_t *ecx, uint32_t *edx)
+{
+	return __get_cpuid_count(leaf, subleaf, eax, ebx, ecx, edx);
+}
+
+// xgetbv reads the contents of an XCR (Extended Control Register)
+// specified in the ECX register into registers EDX:EAX.
+// Currently, the only supported value for XCR is 0.
+//
+// TODO: Replace with a better alternative:
+//
+//     #include <xsaveintrin.h>
+//
+//     #pragma GCC target("xsave")
+//
+//     void gccgoXgetbv(uint32_t *eax, uint32_t *edx) {
+//       unsigned long long x = _xgetbv(0);
+//       *eax = x & 0xffffffff;
+//       *edx = (x >> 32) & 0xffffffff;
+//     }
+//
+// Note that _xgetbv is defined starting with GCC 8.
+void
+gccgoXgetbv(uint32_t *eax, uint32_t *edx)
+{
+	__asm("  xorl %%ecx, %%ecx\n"
+	      "  xgetbv"
+	    : "=a"(*eax), "=d"(*edx));
+}

vendor/golang.org/x/sys/cpu/cpu_gccgo.go

@@ -0,0 +1,26 @@
+// Copyright 2018 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 386 amd64 amd64p32
+// +build gccgo
+
+package cpu
+
+//extern gccgoGetCpuidCount
+func gccgoGetCpuidCount(eaxArg, ecxArg uint32, eax, ebx, ecx, edx *uint32)
+
+func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32) {
+	var a, b, c, d uint32
+	gccgoGetCpuidCount(eaxArg, ecxArg, &a, &b, &c, &d)
+	return a, b, c, d
+}
+
+//extern gccgoXgetbv
+func gccgoXgetbv(eax, edx *uint32)
+
+func xgetbv() (eax, edx uint32) {
+	var a, d uint32
+	gccgoXgetbv(&a, &d)
+	return a, d
+}

vendor/golang.org/x/sys/cpu/cpu_mips64x.go

@@ -0,0 +1,9 @@
+// Copyright 2018 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 mips64 mips64le
+
+package cpu
+
+const cacheLineSize = 32

vendor/golang.org/x/sys/cpu/cpu_mipsx.go

@@ -0,0 +1,9 @@
+// Copyright 2018 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 mips mipsle
+
+package cpu
+
+const cacheLineSize = 32

vendor/golang.org/x/sys/cpu/cpu_ppc64x.go

@@ -0,0 +1,9 @@
+// Copyright 2018 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 ppc64 ppc64le
+
+package cpu
+
+const cacheLineSize = 128

vendor/golang.org/x/sys/cpu/cpu_s390x.go

@@ -0,0 +1,7 @@
+// Copyright 2018 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.
+
+package cpu
+
+const cacheLineSize = 256

vendor/golang.org/x/sys/cpu/cpu_x86.go

@@ -0,0 +1,55 @@
+// Copyright 2018 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 386 amd64 amd64p32
+
+package cpu
+
+const cacheLineSize = 64
+
+func init() {
+	maxID, _, _, _ := cpuid(0, 0)
+
+	if maxID < 1 {
+		return
+	}
+
+	_, _, ecx1, edx1 := cpuid(1, 0)
+	X86.HasSSE2 = isSet(26, edx1)
+
+	X86.HasSSE3 = isSet(0, ecx1)
+	X86.HasPCLMULQDQ = isSet(1, ecx1)
+	X86.HasSSSE3 = isSet(9, ecx1)
+	X86.HasFMA = isSet(12, ecx1)
+	X86.HasSSE41 = isSet(19, ecx1)
+	X86.HasSSE42 = isSet(20, ecx1)
+	X86.HasPOPCNT = isSet(23, ecx1)
+	X86.HasAES = isSet(25, ecx1)
+	X86.HasOSXSAVE = isSet(27, ecx1)
+
+	osSupportsAVX := false
+	// For XGETBV, OSXSAVE bit is required and sufficient.
+	if X86.HasOSXSAVE {
+		eax, _ := xgetbv()
+		// Check if XMM and YMM registers have OS support.
+		osSupportsAVX = isSet(1, eax) && isSet(2, eax)
+	}
+
+	X86.HasAVX = isSet(28, ecx1) && osSupportsAVX
+
+	if maxID < 7 {
+		return
+	}
+
+	_, ebx7, _, _ := cpuid(7, 0)
+	X86.HasBMI1 = isSet(3, ebx7)
+	X86.HasAVX2 = isSet(5, ebx7) && osSupportsAVX
+	X86.HasBMI2 = isSet(8, ebx7)
+	X86.HasERMS = isSet(9, ebx7)
+	X86.HasADX = isSet(19, ebx7)
+}
+
+func isSet(bitpos uint, value uint32) bool {
+	return value&(1<<bitpos) != 0
+}

vendor/golang.org/x/sys/cpu/cpu_x86.s

@@ -0,0 +1,27 @@
+// Copyright 2018 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 386 amd64 amd64p32
+// +build !gccgo
+
+#include "textflag.h"
+
+// func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32)
+TEXT ·cpuid(SB), NOSPLIT, $0-24
+	MOVL eaxArg+0(FP), AX
+	MOVL ecxArg+4(FP), CX
+	CPUID
+	MOVL AX, eax+8(FP)
+	MOVL BX, ebx+12(FP)
+	MOVL CX, ecx+16(FP)
+	MOVL DX, edx+20(FP)
+	RET
+
+// func xgetbv() (eax, edx uint32)
+TEXT ·xgetbv(SB),NOSPLIT,$0-8
+	MOVL $0, CX
+	XGETBV
+	MOVL AX, eax+0(FP)
+	MOVL DX, edx+4(FP)
+	RET

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

@@ -0,0 +1,124 @@
+// Copyright 2018 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.
+
+// CPU affinity functions
+
+package unix
+
+import (
+	"unsafe"
+)
+
+const cpuSetSize = _CPU_SETSIZE / _NCPUBITS
+
+// CPUSet represents a CPU affinity mask.
+type CPUSet [cpuSetSize]cpuMask
+
+func schedAffinity(trap uintptr, pid int, set *CPUSet) error {
+	_, _, e := RawSyscall(trap, uintptr(pid), uintptr(unsafe.Sizeof(*set)), uintptr(unsafe.Pointer(set)))
+	if e != 0 {
+		return errnoErr(e)
+	}
+	return nil
+}
+
+// SchedGetaffinity gets the CPU affinity mask of the thread specified by pid.
+// If pid is 0 the calling thread is used.
+func SchedGetaffinity(pid int, set *CPUSet) error {
+	return schedAffinity(SYS_SCHED_GETAFFINITY, pid, set)
+}
+
+// SchedSetaffinity sets the CPU affinity mask of the thread specified by pid.
+// If pid is 0 the calling thread is used.
+func SchedSetaffinity(pid int, set *CPUSet) error {
+	return schedAffinity(SYS_SCHED_SETAFFINITY, pid, set)
+}
+
+// Zero clears the set s, so that it contains no CPUs.
+func (s *CPUSet) Zero() {
+	for i := range s {
+		s[i] = 0
+	}
+}
+
+func cpuBitsIndex(cpu int) int {
+	return cpu / _NCPUBITS
+}
+
+func cpuBitsMask(cpu int) cpuMask {
+	return cpuMask(1 << (uint(cpu) % _NCPUBITS))
+}
+
+// Set adds cpu to the set s.
+func (s *CPUSet) Set(cpu int) {
+	i := cpuBitsIndex(cpu)
+	if i < len(s) {
+		s[i] |= cpuBitsMask(cpu)
+	}
+}
+
+// Clear removes cpu from the set s.
+func (s *CPUSet) Clear(cpu int) {
+	i := cpuBitsIndex(cpu)
+	if i < len(s) {
+		s[i] &^= cpuBitsMask(cpu)
+	}
+}
+
+// IsSet reports whether cpu is in the set s.
+func (s *CPUSet) IsSet(cpu int) bool {
+	i := cpuBitsIndex(cpu)
+	if i < len(s) {
+		return s[i]&cpuBitsMask(cpu) != 0
+	}
+	return false
+}
+
+// Count returns the number of CPUs in the set s.
+func (s *CPUSet) Count() int {
+	c := 0
+	for _, b := range s {
+		c += onesCount64(uint64(b))
+	}
+	return c
+}
+
+// onesCount64 is a copy of Go 1.9's math/bits.OnesCount64.
+// Once this package can require Go 1.9, we can delete this
+// and update the caller to use bits.OnesCount64.
+func onesCount64(x uint64) int {
+	const m0 = 0x5555555555555555 // 01010101 ...
+	const m1 = 0x3333333333333333 // 00110011 ...
+	const m2 = 0x0f0f0f0f0f0f0f0f // 00001111 ...
+	const m3 = 0x00ff00ff00ff00ff // etc.
+	const m4 = 0x0000ffff0000ffff
+
+	// Implementation: Parallel summing of adjacent bits.
+	// See "Hacker's Delight", Chap. 5: Counting Bits.
+	// The following pattern shows the general approach:
+	//
+	//   x = x>>1&(m0&m) + x&(m0&m)
+	//   x = x>>2&(m1&m) + x&(m1&m)
+	//   x = x>>4&(m2&m) + x&(m2&m)
+	//   x = x>>8&(m3&m) + x&(m3&m)
+	//   x = x>>16&(m4&m) + x&(m4&m)
+	//   x = x>>32&(m5&m) + x&(m5&m)
+	//   return int(x)
+	//
+	// Masking (& operations) can be left away when there's no
+	// danger that a field's sum will carry over into the next
+	// field: Since the result cannot be > 64, 8 bits is enough
+	// and we can ignore the masks for the shifts by 8 and up.
+	// Per "Hacker's Delight", the first line can be simplified
+	// more, but it saves at best one instruction, so we leave
+	// it alone for clarity.
+	const m = 1<<64 - 1
+	x = x>>1&(m0&m) + x&(m0&m)
+	x = x>>2&(m1&m) + x&(m1&m)
+	x = (x>>4 + x) & (m2 & m)
+	x += x >> 8
+	x += x >> 16
+	x += x >> 32
+	return int(x) & (1<<7 - 1)
+}

vendor/golang.org/x/sys/unix/asm_dragonfly_amd64.s

@@ -13,17 +13,17 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-64
+TEXT	·Syscall(SB),NOSPLIT,$0-56
 	JMP	syscall·Syscall(SB)
 
-TEXT	·Syscall6(SB),NOSPLIT,$0-88
+TEXT	·Syscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·Syscall6(SB)
 
-TEXT	·Syscall9(SB),NOSPLIT,$0-112
+TEXT	·Syscall9(SB),NOSPLIT,$0-104
 	JMP	syscall·Syscall9(SB)
 
-TEXT ·RawSyscall(SB),NOSPLIT,$0-64
+TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	JMP	syscall·RawSyscall(SB)
 
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-88
+TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_linux_386.s

@@ -10,21 +10,51 @@
 // System calls for 386, Linux
 //
 
+// See ../runtime/sys_linux_386.s for the reason why we always use int 0x80
+// instead of the glibc-specific "CALL 0x10(GS)".
+#define INVOKE_SYSCALL	INT	$0x80
+
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-28
+TEXT ·Syscall(SB),NOSPLIT,$0-28
 	JMP	syscall·Syscall(SB)
 
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
+TEXT ·Syscall6(SB),NOSPLIT,$0-40
 	JMP	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-24
+	CALL	runtime·entersyscall(SB)
+	MOVL	trap+0(FP), AX  // syscall entry
+	MOVL	a1+4(FP), BX
+	MOVL	a2+8(FP), CX
+	MOVL	a3+12(FP), DX
+	MOVL	$0, SI
+	MOVL	$0, DI
+	INVOKE_SYSCALL
+	MOVL	AX, r1+16(FP)
+	MOVL	DX, r2+20(FP)
+	CALL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-28
 	JMP	syscall·RawSyscall(SB)
 
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
 	JMP	syscall·RawSyscall6(SB)
 
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-24
+	MOVL	trap+0(FP), AX  // syscall entry
+	MOVL	a1+4(FP), BX
+	MOVL	a2+8(FP), CX
+	MOVL	a3+12(FP), DX
+	MOVL	$0, SI
+	MOVL	$0, DI
+	INVOKE_SYSCALL
+	MOVL	AX, r1+16(FP)
+	MOVL	DX, r2+20(FP)
+	RET
+
 TEXT ·socketcall(SB),NOSPLIT,$0-36
 	JMP	syscall·socketcall(SB)
 

vendor/golang.org/x/sys/unix/asm_linux_amd64.s

@@ -13,17 +13,45 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-56
+TEXT ·Syscall(SB),NOSPLIT,$0-56
 	JMP	syscall·Syscall(SB)
 
 TEXT ·Syscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	CALL	runtime·entersyscall(SB)
+	MOVQ	a1+8(FP), DI
+	MOVQ	a2+16(FP), SI
+	MOVQ	a3+24(FP), DX
+	MOVQ	$0, R10
+	MOVQ	$0, R8
+	MOVQ	$0, R9
+	MOVQ	trap+0(FP), AX	// syscall entry
+	SYSCALL
+	MOVQ	AX, r1+32(FP)
+	MOVQ	DX, r2+40(FP)
+	CALL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	JMP	syscall·RawSyscall(SB)
 
 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·RawSyscall6(SB)
 
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOVQ	a1+8(FP), DI
+	MOVQ	a2+16(FP), SI
+	MOVQ	a3+24(FP), DX
+	MOVQ	$0, R10
+	MOVQ	$0, R8
+	MOVQ	$0, R9
+	MOVQ	trap+0(FP), AX	// syscall entry
+	SYSCALL
+	MOVQ	AX, r1+32(FP)
+	MOVQ	DX, r2+40(FP)
+	RET
+
 TEXT ·gettimeofday(SB),NOSPLIT,$0-16
 	JMP	syscall·gettimeofday(SB)

vendor/golang.org/x/sys/unix/asm_linux_arm.s

@@ -13,17 +13,44 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-28
+TEXT ·Syscall(SB),NOSPLIT,$0-28
 	B	syscall·Syscall(SB)
 
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
+TEXT ·Syscall6(SB),NOSPLIT,$0-40
 	B	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-24
+	BL	runtime·entersyscall(SB)
+	MOVW	trap+0(FP), R7
+	MOVW	a1+4(FP), R0
+	MOVW	a2+8(FP), R1
+	MOVW	a3+12(FP), R2
+	MOVW	$0, R3
+	MOVW	$0, R4
+	MOVW	$0, R5
+	SWI	$0
+	MOVW	R0, r1+16(FP)
+	MOVW	$0, R0
+	MOVW	R0, r2+20(FP)
+	BL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-28
 	B	syscall·RawSyscall(SB)
 
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
 	B	syscall·RawSyscall6(SB)
 
-TEXT ·seek(SB),NOSPLIT,$0-32
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-24
+	MOVW	trap+0(FP), R7	// syscall entry
+	MOVW	a1+4(FP), R0
+	MOVW	a2+8(FP), R1
+	MOVW	a3+12(FP), R2
+	SWI	$0
+	MOVW	R0, r1+16(FP)
+	MOVW	$0, R0
+	MOVW	R0, r2+20(FP)
+	RET
+
+TEXT ·seek(SB),NOSPLIT,$0-28
 	B	syscall·seek(SB)

vendor/golang.org/x/sys/unix/asm_linux_arm64.s

@@ -11,14 +11,42 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-56
+TEXT ·Syscall(SB),NOSPLIT,$0-56
 	B	syscall·Syscall(SB)
 
 TEXT ·Syscall6(SB),NOSPLIT,$0-80
 	B	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R0
+	MOVD	a2+16(FP), R1
+	MOVD	a3+24(FP), R2
+	MOVD	$0, R3
+	MOVD	$0, R4
+	MOVD	$0, R5
+	MOVD	trap+0(FP), R8	// syscall entry
+	SVC
+	MOVD	R0, r1+32(FP)	// r1
+	MOVD	R1, r2+40(FP)	// r2
+	BL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	B	syscall·RawSyscall(SB)
 
 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
 	B	syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOVD	a1+8(FP), R0
+	MOVD	a2+16(FP), R1
+	MOVD	a3+24(FP), R2
+	MOVD	$0, R3
+	MOVD	$0, R4
+	MOVD	$0, R5
+	MOVD	trap+0(FP), R8	// syscall entry
+	SVC
+	MOVD	R0, r1+32(FP)
+	MOVD	R1, r2+40(FP)
+	RET

vendor/golang.org/x/sys/unix/asm_linux_mips64x.s

@@ -15,14 +15,42 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-56
+TEXT ·Syscall(SB),NOSPLIT,$0-56
 	JMP	syscall·Syscall(SB)
 
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
+TEXT ·Syscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·Syscall6(SB)
 
-TEXT	·RawSyscall(SB),NOSPLIT,$0-56
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	JAL	runtime·entersyscall(SB)
+	MOVV	a1+8(FP), R4
+	MOVV	a2+16(FP), R5
+	MOVV	a3+24(FP), R6
+	MOVV	R0, R7
+	MOVV	R0, R8
+	MOVV	R0, R9
+	MOVV	trap+0(FP), R2	// syscall entry
+	SYSCALL
+	MOVV	R2, r1+32(FP)
+	MOVV	R3, r2+40(FP)
+	JAL	runtime·exitsyscall(SB)
+	RET
+
+TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	JMP	syscall·RawSyscall(SB)
 
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
 	JMP	syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOVV	a1+8(FP), R4
+	MOVV	a2+16(FP), R5
+	MOVV	a3+24(FP), R6
+	MOVV	R0, R7
+	MOVV	R0, R8
+	MOVV	R0, R9
+	MOVV	trap+0(FP), R2	// syscall entry
+	SYSCALL
+	MOVV	R2, r1+32(FP)
+	MOVV	R3, r2+40(FP)
+	RET

vendor/golang.org/x/sys/unix/asm_linux_mipsx.s

@@ -15,17 +15,40 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-28
+TEXT ·Syscall(SB),NOSPLIT,$0-28
 	JMP syscall·Syscall(SB)
 
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
+TEXT ·Syscall6(SB),NOSPLIT,$0-40
 	JMP syscall·Syscall6(SB)
 
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
+TEXT ·Syscall9(SB),NOSPLIT,$0-52
 	JMP syscall·Syscall9(SB)
 
-TEXT	·RawSyscall(SB),NOSPLIT,$0-28
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-24
+	JAL	runtime·entersyscall(SB)
+	MOVW	a1+4(FP), R4
+	MOVW	a2+8(FP), R5
+	MOVW	a3+12(FP), R6
+	MOVW	R0, R7
+	MOVW	trap+0(FP), R2	// syscall entry
+	SYSCALL
+	MOVW	R2, r1+16(FP)	// r1
+	MOVW	R3, r2+20(FP)	// r2
+	JAL	runtime·exitsyscall(SB)
+	RET
+
+TEXT ·RawSyscall(SB),NOSPLIT,$0-28
 	JMP syscall·RawSyscall(SB)
 
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
 	JMP syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-24
+	MOVW	a1+4(FP), R4
+	MOVW	a2+8(FP), R5
+	MOVW	a3+12(FP), R6
+	MOVW	trap+0(FP), R2	// syscall entry
+	SYSCALL
+	MOVW	R2, r1+16(FP)
+	MOVW	R3, r2+20(FP)
+	RET

vendor/golang.org/x/sys/unix/asm_linux_ppc64x.s

@@ -15,14 +15,42 @@
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
 
-TEXT	·Syscall(SB),NOSPLIT,$0-56
+TEXT ·Syscall(SB),NOSPLIT,$0-56
 	BR	syscall·Syscall(SB)
 
 TEXT ·Syscall6(SB),NOSPLIT,$0-80
 	BR	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R3
+	MOVD	a2+16(FP), R4
+	MOVD	a3+24(FP), R5
+	MOVD	R0, R6
+	MOVD	R0, R7
+	MOVD	R0, R8
+	MOVD	trap+0(FP), R9	// syscall entry
+	SYSCALL R9
+	MOVD	R3, r1+32(FP)
+	MOVD	R4, r2+40(FP)
+	BL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	BR	syscall·RawSyscall(SB)
 
 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
 	BR	syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOVD	a1+8(FP), R3
+	MOVD	a2+16(FP), R4
+	MOVD	a3+24(FP), R5
+	MOVD	R0, R6
+	MOVD	R0, R7
+	MOVD	R0, R8
+	MOVD	trap+0(FP), R9	// syscall entry
+	SYSCALL R9
+	MOVD	R3, r1+32(FP)
+	MOVD	R4, r2+40(FP)
+	RET

vendor/golang.org/x/sys/unix/asm_linux_s390x.s

@@ -21,8 +21,36 @@ TEXT ·Syscall(SB),NOSPLIT,$0-56
 TEXT ·Syscall6(SB),NOSPLIT,$0-80
 	BR	syscall·Syscall6(SB)
 
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R2
+	MOVD	a2+16(FP), R3
+	MOVD	a3+24(FP), R4
+	MOVD	$0, R5
+	MOVD	$0, R6
+	MOVD	$0, R7
+	MOVD	trap+0(FP), R1	// syscall entry
+	SYSCALL
+	MOVD	R2, r1+32(FP)
+	MOVD	R3, r2+40(FP)
+	BL	runtime·exitsyscall(SB)
+	RET
+
 TEXT ·RawSyscall(SB),NOSPLIT,$0-56
 	BR	syscall·RawSyscall(SB)
 
 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
 	BR	syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOVD	a1+8(FP), R2
+	MOVD	a2+16(FP), R3
+	MOVD	a3+24(FP), R4
+	MOVD	$0, R5
+	MOVD	$0, R6
+	MOVD	$0, R7
+	MOVD	trap+0(FP), R1	// syscall entry
+	SYSCALL
+	MOVD	R2, r1+32(FP)
+	MOVD	R3, r2+40(FP)
+	RET

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

@@ -7,7 +7,7 @@
 package unix
 
 import (
-	errorspkg "errors"
+	"errors"
 	"fmt"
 )
 
@@ -60,26 +60,26 @@ func CapRightsSet(rights *CapRights, setrights []uint64) error {
 
 	n := caparsize(rights)
 	if n < capArSizeMin || n > capArSizeMax {
-		return errorspkg.New("bad rights size")
+		return errors.New("bad rights size")
 	}
 
 	for _, right := range setrights {
 		if caprver(right) != CAP_RIGHTS_VERSION_00 {
-			return errorspkg.New("bad right version")
+			return errors.New("bad right version")
 		}
 		i, err := rightToIndex(right)
 		if err != nil {
 			return err
 		}
 		if i >= n {
-			return errorspkg.New("index overflow")
+			return errors.New("index overflow")
 		}
 		if capidxbit(rights.Rights[i]) != capidxbit(right) {
-			return errorspkg.New("index mismatch")
+			return errors.New("index mismatch")
 		}
 		rights.Rights[i] |= right
 		if capidxbit(rights.Rights[i]) != capidxbit(right) {
-			return errorspkg.New("index mismatch (after assign)")
+			return errors.New("index mismatch (after assign)")
 		}
 	}
 
@@ -95,26 +95,26 @@ func CapRightsClear(rights *CapRights, clearrights []uint64) error {
 
 	n := caparsize(rights)
 	if n < capArSizeMin || n > capArSizeMax {
-		return errorspkg.New("bad rights size")
+		return errors.New("bad rights size")
 	}
 
 	for _, right := range clearrights {
 		if caprver(right) != CAP_RIGHTS_VERSION_00 {
-			return errorspkg.New("bad right version")
+			return errors.New("bad right version")
 		}
 		i, err := rightToIndex(right)
 		if err != nil {
 			return err
 		}
 		if i >= n {
-			return errorspkg.New("index overflow")
+			return errors.New("index overflow")
 		}
 		if capidxbit(rights.Rights[i]) != capidxbit(right) {
-			return errorspkg.New("index mismatch")
+			return errors.New("index mismatch")
 		}
 		rights.Rights[i] &= ^(right & 0x01FFFFFFFFFFFFFF)
 		if capidxbit(rights.Rights[i]) != capidxbit(right) {
-			return errorspkg.New("index mismatch (after assign)")
+			return errors.New("index mismatch (after assign)")
 		}
 	}
 
@@ -130,22 +130,22 @@ func CapRightsIsSet(rights *CapRights, setrights []uint64) (bool, error) {
 
 	n := caparsize(rights)
 	if n < capArSizeMin || n > capArSizeMax {
-		return false, errorspkg.New("bad rights size")
+		return false, errors.New("bad rights size")
 	}
 
 	for _, right := range setrights {
 		if caprver(right) != CAP_RIGHTS_VERSION_00 {
-			return false, errorspkg.New("bad right version")
+			return false, errors.New("bad right version")
 		}
 		i, err := rightToIndex(right)
 		if err != nil {
 			return false, err
 		}
 		if i >= n {
-			return false, errorspkg.New("index overflow")
+			return false, errors.New("index overflow")
 		}
 		if capidxbit(rights.Rights[i]) != capidxbit(right) {
-			return false, errorspkg.New("index mismatch")
+			return false, errors.New("index mismatch")
 		}
 		if (rights.Rights[i] & right) != right {
 			return false, nil

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

@@ -6,97 +6,12 @@
 
 package unix
 
-import "unsafe"
+import "syscall"
-
-// readInt returns the size-bytes unsigned integer in native byte order at offset off.
-func readInt(b []byte, off, size uintptr) (u uint64, ok bool) {
-	if len(b) < int(off+size) {
-		return 0, false
-	}
-	if isBigEndian {
-		return readIntBE(b[off:], size), true
-	}
-	return readIntLE(b[off:], size), true
-}
-
-func readIntBE(b []byte, size uintptr) uint64 {
-	switch size {
-	case 1:
-		return uint64(b[0])
-	case 2:
-		_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[1]) | uint64(b[0])<<8
-	case 4:
-		_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[3]) | uint64(b[2])<<8 | uint64(b[1])<<16 | uint64(b[0])<<24
-	case 8:
-		_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[7]) | uint64(b[6])<<8 | uint64(b[5])<<16 | uint64(b[4])<<24 |
-			uint64(b[3])<<32 | uint64(b[2])<<40 | uint64(b[1])<<48 | uint64(b[0])<<56
-	default:
-		panic("syscall: readInt with unsupported size")
-	}
-}
-
-func readIntLE(b []byte, size uintptr) uint64 {
-	switch size {
-	case 1:
-		return uint64(b[0])
-	case 2:
-		_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[0]) | uint64(b[1])<<8
-	case 4:
-		_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24
-	case 8:
-		_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
-		return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24 |
-			uint64(b[4])<<32 | uint64(b[5])<<40 | uint64(b[6])<<48 | uint64(b[7])<<56
-	default:
-		panic("syscall: readInt with unsupported size")
-	}
-}
 
 // ParseDirent parses up to max directory entries in buf,
 // appending the names to names. It returns the number of
 // bytes consumed from buf, the number of entries added
 // to names, and the new names slice.
 func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) {
-	origlen := len(buf)
+	return syscall.ParseDirent(buf, max, names)
-	count = 0
-	for max != 0 && len(buf) > 0 {
-		reclen, ok := direntReclen(buf)
-		if !ok || reclen > uint64(len(buf)) {
-			return origlen, count, names
-		}
-		rec := buf[:reclen]
-		buf = buf[reclen:]
-		ino, ok := direntIno(rec)
-		if !ok {
-			break
-		}
-		if ino == 0 { // File absent in directory.
-			continue
-		}
-		const namoff = uint64(unsafe.Offsetof(Dirent{}.Name))
-		namlen, ok := direntNamlen(rec)
-		if !ok || namoff+namlen > uint64(len(rec)) {
-			break
-		}
-		name := rec[namoff : namoff+namlen]
-		for i, c := range name {
-			if c == 0 {
-				name = name[:i]
-				break
-			}
-		}
-		// Check for useless names before allocating a string.
-		if string(name) == "." || string(name) == ".." {
-			continue
-		}
-		max--
-		count++
-		names = append(names, string(name))
-	}
-	return origlen - len(buf), count, names
 }

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.
 
@@ -25,3 +25,7 @@ func Clearenv() {
 func Environ() []string {
 	return syscall.Environ()
 }
+
+func Unsetenv(key string) error {
+	return syscall.Unsetenv(key)
+}

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

@@ -1,14 +0,0 @@
-// 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.
-
-// +build go1.4
-
-package unix
-
-import "syscall"
-
-func Unsetenv(key string) error {
-	// This was added in Go 1.4.
-	return syscall.Unsetenv(key)
-}

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

@@ -12,6 +12,16 @@ import "unsafe"
 // systems by flock_linux_32bit.go to be SYS_FCNTL64.
 var fcntl64Syscall uintptr = SYS_FCNTL
 
+// FcntlInt performs a fcntl syscall on fd with the provided command and argument.
+func FcntlInt(fd uintptr, cmd, arg int) (int, error) {
+	valptr, _, errno := Syscall(fcntl64Syscall, fd, uintptr(cmd), uintptr(arg))
+	var err error
+	if errno != 0 {
+		err = errno
+	}
+	return int(valptr), err
+}
+
 // FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
 func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
 	_, _, errno := Syscall(fcntl64Syscall, fd, uintptr(cmd), uintptr(unsafe.Pointer(lk)))

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

@@ -1,27 +0,0 @@
-// 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.
-
-package unix
-
-import (
-	"os"
-	"syscall"
-)
-
-// FIXME: unexported function from os
-// syscallMode returns the syscall-specific mode bits from Go's portable mode bits.
-func syscallMode(i os.FileMode) (o uint32) {
-	o |= uint32(i.Perm())
-	if i&os.ModeSetuid != 0 {
-		o |= syscall.S_ISUID
-	}
-	if i&os.ModeSetgid != 0 {
-		o |= syscall.S_ISGID
-	}
-	if i&os.ModeSticky != 0 {
-		o |= syscall.S_ISVTX
-	}
-	// No mapping for Go's ModeTemporary (plan9 only).
-	return
-}

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.
 
@@ -8,12 +8,22 @@ 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 gccgoRealSyscallNoError
+func realSyscallNoError(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r uintptr)
+
 //extern gccgoRealSyscall
 func realSyscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r, errno uintptr)
 
+func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) {
+	syscall.Entersyscall()
+	r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
+	syscall.Exitsyscall()
+	return r, 0
+}
+
 func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
 	syscall.Entersyscall()
 	r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
@@ -35,6 +45,11 @@ func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 	return r, 0, syscall.Errno(errno)
 }
 
+func RawSyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) {
+	r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
+	return r, 0
+}
+
 func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
 	r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
 	return r, 0, syscall.Errno(errno)

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.
 
@@ -31,11 +31,8 @@ gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintp
 	return r;
 }
 
-// Define the use function in C so that it is not inlined.
+uintptr_t
-
+gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9)
-extern void use(void *) __asm__ (GOSYM_PREFIX GOPKGPATH ".use") __attribute__((noinline));
-
-void
-use(void *p __attribute__ ((unused)))
 {
+	return syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9);
 }

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/openbsd_pledge.go

@@ -13,7 +13,7 @@ import (
 )
 
 const (
-	SYS_PLEDGE = 108
+	_SYS_PLEDGE = 108
 )
 
 // Pledge implements the pledge syscall. For more information see pledge(2).
@@ -30,7 +30,7 @@ func Pledge(promises string, paths []string) error {
 		}
 		pathsUnsafe = unsafe.Pointer(&pathsPtr[0])
 	}
-	_, _, e := syscall.Syscall(SYS_PLEDGE, uintptr(promisesUnsafe), uintptr(pathsUnsafe), 0)
+	_, _, e := syscall.Syscall(_SYS_PLEDGE, uintptr(promisesUnsafe), uintptr(pathsUnsafe), 0)
 	if e != 0 {
 		return e
 	}

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

@@ -5,30 +5,33 @@
 // +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
 // portable interface to the system, such as "os", "time" and "net".  Use
 // those packages rather than this one if you can.
+//
 // For details of the functions and data types in this package consult
 // the manuals for the appropriate operating system.
+//
 // These calls return err == nil to indicate success; otherwise
 // err represents an operating system error describing the failure and
 // holds a value of type syscall.Errno.
 package unix // import "golang.org/x/sys/unix"
 
+import "strings"
+
 // ByteSliceFromString returns a NUL-terminated slice of bytes
 // containing the text of s. If s contains a NUL byte at any
 // location, it returns (nil, EINVAL).
 func ByteSliceFromString(s string) ([]byte, error) {
-	for i := 0; i < len(s); i++ {
+	if strings.IndexByte(s, 0) != -1 {
-		if s[i] == 0 {
+		return nil, EINVAL
-			return nil, EINVAL
-		}
 	}
 	a := make([]byte, len(s)+1)
 	copy(a, s)
@@ -49,21 +52,3 @@ func BytePtrFromString(s string) (*byte, error) {
 // Single-word zero for use when we need a valid pointer to 0 bytes.
 // See mkunix.pl.
 var _zero uintptr
-
-func (ts *Timespec) Unix() (sec int64, nsec int64) {
-	return int64(ts.Sec), int64(ts.Nsec)
-}
-
-func (tv *Timeval) Unix() (sec int64, nsec int64) {
-	return int64(tv.Sec), int64(tv.Usec) * 1000
-}
-
-func (ts *Timespec) Nano() int64 {
-	return int64(ts.Sec)*1e9 + int64(ts.Nsec)
-}
-
-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
 	}
@@ -206,7 +206,7 @@ func (sa *SockaddrDatalink) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrDatalink, nil
 }
 
-func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
+func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 	switch rsa.Addr.Family {
 	case AF_LINK:
 		pp := (*RawSockaddrDatalink)(unsafe.Pointer(rsa))
@@ -286,7 +286,7 @@ func Accept(fd int) (nfd int, sa Sockaddr, err error) {
 		Close(nfd)
 		return 0, nil, ECONNABORTED
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -306,50 +306,21 @@ func Getsockname(fd int) (sa Sockaddr, err error) {
 		rsa.Addr.Family = AF_UNIX
 		rsa.Addr.Len = SizeofSockaddrUnix
 	}
-	return anyToSockaddr(&rsa)
+	return anyToSockaddr(fd, &rsa)
 }
 
 //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
 
-func GetsockoptByte(fd, level, opt int) (value byte, err error) {
+// GetsockoptString returns the string value of the socket option opt for the
-	var n byte
+// socket associated with fd at the given socket level.
-	vallen := _Socklen(1)
+func GetsockoptString(fd, level, opt int) (string, error) {
-	err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
+	buf := make([]byte, 256)
-	return n, err
+	vallen := _Socklen(len(buf))
-}
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
-
+	if err != nil {
-func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
+		return "", err
-	vallen := _Socklen(4)
+	}
-	err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
+	return string(buf[:vallen-1]), nil
-	return value, err
-}
-
-func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
-	var value IPMreq
-	vallen := _Socklen(SizeofIPMreq)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
-func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
-	var value IPv6Mreq
-	vallen := _Socklen(SizeofIPv6Mreq)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
-func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
-	var value IPv6MTUInfo
-	vallen := _Socklen(SizeofIPv6MTUInfo)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
-func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
-	var value ICMPv6Filter
-	vallen := _Socklen(SizeofICMPv6Filter)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
 }
 
 //sys   recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
@@ -385,7 +356,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
 	recvflags = int(msg.Flags)
 	// source address is only specified if the socket is unconnected
 	if rsa.Addr.Family != AF_UNSPEC {
-		from, err = anyToSockaddr(&rsa)
+		from, err = anyToSockaddr(fd, &rsa)
 	}
 	return
 }
@@ -570,7 +541,12 @@ func UtimesNano(path string, ts []Timespec) error {
 	if len(ts) != 2 {
 		return EINVAL
 	}
-	err := utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
+	// Darwin setattrlist can set nanosecond timestamps
+	err := setattrlistTimes(path, ts, 0)
+	if err != ENOSYS {
+		return err
+	}
+	err = utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
 	if err != ENOSYS {
 		return err
 	}
@@ -590,6 +566,10 @@ func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
 	if len(ts) != 2 {
 		return EINVAL
 	}
+	err := setattrlistTimes(path, ts, flags)
+	if err != ENOSYS {
+		return err
+	}
 	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
 }
 
@@ -607,6 +587,15 @@ func Futimes(fd int, tv []Timeval) error {
 
 //sys	fcntl(fd int, cmd int, arg int) (val int, err error)
 
+//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)
+}
+
 // TODO: wrap
 //	Acct(name nil-string) (err error)
 //	Gethostuuid(uuid *byte, timeout *Timespec) (err error)

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

@@ -13,7 +13,7 @@
 package unix
 
 import (
-	errorspkg "errors"
+	"errors"
 	"syscall"
 	"unsafe"
 )
@@ -36,6 +36,7 @@ func Getwd() (string, error) {
 	return "", ENOTSUP
 }
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Len    uint8
 	Family uint8
@@ -54,7 +55,7 @@ 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
@@ -76,18 +77,6 @@ func nametomib(name string) (mib []_C_int, err error) {
 	return buf[0 : n/siz], nil
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
-}
-
 //sys   ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
 func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
 func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
@@ -109,7 +98,7 @@ type attrList struct {
 
 func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) {
 	if len(attrBuf) < 4 {
-		return nil, errorspkg.New("attrBuf too small")
+		return nil, errors.New("attrBuf too small")
 	}
 	attrList.bitmapCount = attrBitMapCount
 
@@ -145,12 +134,12 @@ func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (
 	for i := uint32(0); int(i) < len(dat); {
 		header := dat[i:]
 		if len(header) < 8 {
-			return attrs, errorspkg.New("truncated attribute header")
+			return attrs, errors.New("truncated attribute header")
 		}
 		datOff := *(*int32)(unsafe.Pointer(&header[0]))
 		attrLen := *(*uint32)(unsafe.Pointer(&header[4]))
 		if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) {
-			return attrs, errorspkg.New("truncated results; attrBuf too small")
+			return attrs, errors.New("truncated results; attrBuf too small")
 		}
 		end := uint32(datOff) + attrLen
 		attrs = append(attrs, dat[datOff:end])
@@ -187,6 +176,119 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+func xattrPointer(dest []byte) *byte {
+	// It's only when dest is set to NULL that the OS X implementations of
+	// getxattr() and listxattr() return the current sizes of the named attributes.
+	// An empty byte array is not sufficient. To maintain the same behaviour as the
+	// linux implementation, we wrap around the system calls and pass in NULL when
+	// dest is empty.
+	var destp *byte
+	if len(dest) > 0 {
+		destp = &dest[0]
+	}
+	return destp
+}
+
+//sys	getxattr(path string, attr string, dest *byte, size int, position uint32, options int) (sz int, err error)
+
+func Getxattr(path string, attr string, dest []byte) (sz int, err error) {
+	return getxattr(path, attr, xattrPointer(dest), len(dest), 0, 0)
+}
+
+func Lgetxattr(link string, attr string, dest []byte) (sz int, err error) {
+	return getxattr(link, attr, xattrPointer(dest), len(dest), 0, XATTR_NOFOLLOW)
+}
+
+//sys  setxattr(path string, attr string, data *byte, size int, position uint32, options int) (err error)
+
+func Setxattr(path string, attr string, data []byte, flags int) (err error) {
+	// The parameters for the OS X implementation vary slightly compared to the
+	// linux system call, specifically the position parameter:
+	//
+	//  linux:
+	//      int setxattr(
+	//          const char *path,
+	//          const char *name,
+	//          const void *value,
+	//          size_t size,
+	//          int flags
+	//      );
+	//
+	//  darwin:
+	//      int setxattr(
+	//          const char *path,
+	//          const char *name,
+	//          void *value,
+	//          size_t size,
+	//          u_int32_t position,
+	//          int options
+	//      );
+	//
+	// position specifies the offset within the extended attribute. In the
+	// current implementation, only the resource fork extended attribute makes
+	// use of this argument. For all others, position is reserved. We simply
+	// default to setting it to zero.
+	return setxattr(path, attr, xattrPointer(data), len(data), 0, flags)
+}
+
+func Lsetxattr(link string, attr string, data []byte, flags int) (err error) {
+	return setxattr(link, attr, xattrPointer(data), len(data), 0, flags|XATTR_NOFOLLOW)
+}
+
+//sys removexattr(path string, attr string, options int) (err error)
+
+func Removexattr(path string, attr string) (err error) {
+	// We wrap around and explicitly zero out the options provided to the OS X
+	// implementation of removexattr, we do so for interoperability with the
+	// linux variant.
+	return removexattr(path, attr, 0)
+}
+
+func Lremovexattr(link string, attr string) (err error) {
+	return removexattr(link, attr, XATTR_NOFOLLOW)
+}
+
+//sys	listxattr(path string, dest *byte, size int, options int) (sz int, err error)
+
+func Listxattr(path string, dest []byte) (sz int, err error) {
+	return listxattr(path, xattrPointer(dest), len(dest), 0)
+}
+
+func Llistxattr(link string, dest []byte) (sz int, err error) {
+	return listxattr(link, xattrPointer(dest), len(dest), XATTR_NOFOLLOW)
+}
+
+func setattrlistTimes(path string, times []Timespec, flags int) error {
+	_p0, err := BytePtrFromString(path)
+	if err != nil {
+		return err
+	}
+
+	var attrList attrList
+	attrList.bitmapCount = ATTR_BIT_MAP_COUNT
+	attrList.CommonAttr = ATTR_CMN_MODTIME | ATTR_CMN_ACCTIME
+
+	// order is mtime, atime: the opposite of Chtimes
+	attributes := [2]Timespec{times[1], times[0]}
+	options := 0
+	if flags&AT_SYMLINK_NOFOLLOW != 0 {
+		options |= FSOPT_NOFOLLOW
+	}
+	_, _, e1 := Syscall6(
+		SYS_SETATTRLIST,
+		uintptr(unsafe.Pointer(_p0)),
+		uintptr(unsafe.Pointer(&attrList)),
+		uintptr(unsafe.Pointer(&attributes)),
+		uintptr(unsafe.Sizeof(attributes)),
+		uintptr(options),
+		0,
+	)
+	if e1 != 0 {
+		return e1
+	}
+	return nil
+}
+
 func utimensat(dirfd int, path string, times *[2]Timespec, flags int) error {
 	// Darwin doesn't support SYS_UTIMENSAT
 	return ENOSYS
@@ -239,6 +341,52 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	return &value, err
 }
 
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -264,6 +412,7 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 //sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
@@ -377,17 +526,12 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 // Searchfs
 // Delete
 // Copyfile
-// Poll
 // Watchevent
 // Waitevent
 // Modwatch
-// Getxattr
 // Fgetxattr
-// Setxattr
 // Fsetxattr
-// Removexattr
 // Fremovexattr
-// Listxattr
 // Flistxattr
 // Fsctl
 // Initgroups

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)
@@ -67,3 +60,7 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }
 
 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) // sic
+
+// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
+// of darwin/arm the syscall is called sysctl instead of __sysctl.
+const SYS___SYSCTL = SYS_SYSCTL

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

@@ -14,6 +14,7 @@ package unix
 
 import "unsafe"
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Len    uint8
 	Family uint8
@@ -56,22 +57,6 @@ func nametomib(name string) (mib []_C_int, err error) {
 	return buf[0 : n/siz], nil
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	namlen, ok := direntNamlen(buf)
-	if !ok {
-		return 0, false
-	}
-	return (16 + namlen + 1 + 7) &^ 7, true
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
-}
-
 //sysnb pipe() (r int, w int, err error)
 
 func Pipe(p []int) (err error) {
@@ -102,7 +87,7 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
 	if len > SizeofSockaddrAny {
 		panic("RawSockaddrAny too small")
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -110,6 +95,23 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
 	return
 }
 
+const ImplementsGetwd = true
+
+//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
+
+func Getwd() (string, error) {
+	var buf [PathMax]byte
+	_, err := Getcwd(buf[0:])
+	if err != nil {
+		return "", err
+	}
+	n := clen(buf[:])
+	if n < 1 {
+		return "", EINVAL
+	}
+	return string(buf[:n]), nil
+}
+
 func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	var bufsize uintptr
@@ -125,6 +127,113 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+func setattrlistTimes(path string, times []Timespec, flags int) error {
+	// used on Darwin for UtimesNano
+	return ENOSYS
+}
+
+//sys	ioctl(fd int, req uint, arg uintptr) (err error)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req uint, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+func IoctlSetTermios(fd int, req uint, value *Termios) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+func IoctlGetInt(fd int, req uint) (int, error) {
+	var value int
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+	var value Winsize
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+	var value Termios
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func sysctlUname(mib []_C_int, old *byte, oldlen *uintptr) error {
+	err := sysctl(mib, old, oldlen, nil, 0)
+	if err != nil {
+		// Utsname members on Dragonfly are only 32 bytes and
+		// the syscall returns ENOMEM in case the actual value
+		// is longer.
+		if err == ENOMEM {
+			err = nil
+		}
+	}
+	return err
+}
+
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctlUname(mib, &uname.Sysname[0], &n); err != nil {
+		return err
+	}
+	uname.Sysname[unsafe.Sizeof(uname.Sysname)-1] = 0
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctlUname(mib, &uname.Nodename[0], &n); err != nil {
+		return err
+	}
+	uname.Nodename[unsafe.Sizeof(uname.Nodename)-1] = 0
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctlUname(mib, &uname.Release[0], &n); err != nil {
+		return err
+	}
+	uname.Release[unsafe.Sizeof(uname.Release)-1] = 0
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctlUname(mib, &uname.Version[0], &n); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctlUname(mib, &uname.Machine[0], &n); err != nil {
+		return err
+	}
+	uname.Machine[unsafe.Sizeof(uname.Machine)-1] = 0
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -142,10 +251,12 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 //sys	Fchdir(fd int) (err error)
 //sys	Fchflags(fd int, flags int) (err error)
 //sys	Fchmod(fd int, mode uint32) (err error)
+//sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
@@ -225,7 +336,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // Getlogin
 // Sigpending
 // Sigaltstack
-// Ioctl
 // Reboot
 // Execve
 // Vfork
@@ -257,7 +367,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // Searchfs
 // Delete
 // Copyfile
-// Poll
 // Watchevent
 // Waitevent
 // Modwatch
@@ -403,7 +512,6 @@ 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

@@ -12,8 +12,12 @@
 
 package unix
 
-import "unsafe"
+import (
+	"strings"
+	"unsafe"
+)
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Len    uint8
 	Family uint8
@@ -32,7 +36,7 @@ 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
@@ -54,18 +58,6 @@ func nametomib(name string) (mib []_C_int, err error) {
 	return buf[0 : n/siz], nil
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
-}
-
 //sysnb pipe() (r int, w int, err error)
 
 func Pipe(p []int) (err error) {
@@ -97,7 +89,7 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
 	if len > SizeofSockaddrAny {
 		panic("RawSockaddrAny too small")
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -105,6 +97,23 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
 	return
 }
 
+const ImplementsGetwd = true
+
+//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
+
+func Getwd() (string, error) {
+	var buf [PathMax]byte
+	_, err := Getcwd(buf[0:])
+	if err != nil {
+		return "", err
+	}
+	n := clen(buf[:])
+	if n < 1 {
+		return "", EINVAL
+	}
+	return string(buf[:n]), nil
+}
+
 func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	var bufsize uintptr
@@ -120,17 +129,15 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+func setattrlistTimes(path string, times []Timespec, flags int) error {
+	// used on Darwin for UtimesNano
+	return ENOSYS
+}
+
 // Derive extattr namespace and attribute name
 
 func xattrnamespace(fullattr string) (ns int, attr string, err error) {
-	s := -1
+	s := strings.IndexByte(fullattr, '.')
-	for idx, val := range fullattr {
-		if val == '.' {
-			s = idx
-			break
-		}
-	}
-
 	if s == -1 {
 		return -1, "", ENOATTR
 	}
@@ -271,7 +278,6 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 
 	// FreeBSD won't allow you to list xattrs from multiple namespaces
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListFile(file, nsid, uintptr(d), destsiz)
 
@@ -283,7 +289,6 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 		 * we don't have read permissions on, so don't ignore those errors
 		 */
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -297,7 +302,7 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 func Flistxattr(fd int, dest []byte) (sz int, err error) {
@@ -305,11 +310,9 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 	destsiz := len(dest)
 
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListFd(fd, nsid, uintptr(d), destsiz)
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -323,7 +326,7 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 func Llistxattr(link string, dest []byte) (sz int, err error) {
@@ -331,11 +334,9 @@ func Llistxattr(link string, dest []byte) (sz int, err error) {
 	destsiz := len(dest)
 
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListLink(link, nsid, uintptr(d), destsiz)
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -349,7 +350,7 @@ func Llistxattr(link string, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 //sys   ioctl(fd int, req uint, arg uintptr) (err error)
@@ -391,6 +392,52 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	return &value, err
 }
 
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -431,9 +478,11 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 //sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
+//sys	Getdents(fd int, buf []byte) (n int, err error)
 //sys	Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error)
 //sys	Getdtablesize() (size int)
 //sysnb	Getegid() (egid int)
@@ -550,7 +599,6 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 // Searchfs
 // Delete
 // Copyfile
-// Poll
 // Watchevent
 // Waitevent
 // Modwatch

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

@@ -148,8 +148,6 @@ func Unlink(path string) error {
 
 //sys	Unlinkat(dirfd int, path string, flags int) (err error)
 
-//sys	utimes(path string, times *[2]Timeval) (err error)
-
 func Utimes(path string, tv []Timeval) error {
 	if tv == nil {
 		err := utimensat(AT_FDCWD, path, nil, 0)
@@ -207,20 +205,14 @@ func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
 	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
 }
 
-//sys	futimesat(dirfd int, path *byte, times *[2]Timeval) (err error)
-
 func Futimesat(dirfd int, path string, tv []Timeval) error {
-	pathp, err := BytePtrFromString(path)
-	if err != nil {
-		return err
-	}
 	if tv == nil {
-		return futimesat(dirfd, pathp, nil)
+		return futimesat(dirfd, path, nil)
 	}
 	if len(tv) != 2 {
 		return EINVAL
 	}
-	return futimesat(dirfd, pathp, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
+	return futimesat(dirfd, path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
 }
 
 func Futimes(fd int, tv []Timeval) (err error) {
@@ -255,7 +247,7 @@ 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 +282,8 @@ 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.
 
@@ -413,6 +405,7 @@ func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), sl, nil
 }
 
+// SockaddrLinklayer implements the Sockaddr interface for AF_PACKET type sockets.
 type SockaddrLinklayer struct {
 	Protocol uint16
 	Ifindex  int
@@ -439,6 +432,7 @@ func (sa *SockaddrLinklayer) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrLinklayer, nil
 }
 
+// SockaddrNetlink implements the Sockaddr interface for AF_NETLINK type sockets.
 type SockaddrNetlink struct {
 	Family uint16
 	Pad    uint16
@@ -455,6 +449,8 @@ func (sa *SockaddrNetlink) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrNetlink, nil
 }
 
+// SockaddrHCI implements the Sockaddr interface for AF_BLUETOOTH type sockets
+// using the HCI protocol.
 type SockaddrHCI struct {
 	Dev     uint16
 	Channel uint16
@@ -468,6 +464,72 @@ func (sa *SockaddrHCI) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrHCI, nil
 }
 
+// SockaddrL2 implements the Sockaddr interface for AF_BLUETOOTH type sockets
+// using the L2CAP protocol.
+type SockaddrL2 struct {
+	PSM      uint16
+	CID      uint16
+	Addr     [6]uint8
+	AddrType uint8
+	raw      RawSockaddrL2
+}
+
+func (sa *SockaddrL2) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Family = AF_BLUETOOTH
+	psm := (*[2]byte)(unsafe.Pointer(&sa.raw.Psm))
+	psm[0] = byte(sa.PSM)
+	psm[1] = byte(sa.PSM >> 8)
+	for i := 0; i < len(sa.Addr); i++ {
+		sa.raw.Bdaddr[i] = sa.Addr[len(sa.Addr)-1-i]
+	}
+	cid := (*[2]byte)(unsafe.Pointer(&sa.raw.Cid))
+	cid[0] = byte(sa.CID)
+	cid[1] = byte(sa.CID >> 8)
+	sa.raw.Bdaddr_type = sa.AddrType
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrL2, nil
+}
+
+// SockaddrRFCOMM implements the Sockaddr interface for AF_BLUETOOTH type sockets
+// using the RFCOMM protocol.
+//
+// Server example:
+//
+//      fd, _ := Socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM)
+//      _ = unix.Bind(fd, &unix.SockaddrRFCOMM{
+//      	Channel: 1,
+//      	Addr:    [6]uint8{0, 0, 0, 0, 0, 0}, // BDADDR_ANY or 00:00:00:00:00:00
+//      })
+//      _ = Listen(fd, 1)
+//      nfd, sa, _ := Accept(fd)
+//      fmt.Printf("conn addr=%v fd=%d", sa.(*unix.SockaddrRFCOMM).Addr, nfd)
+//      Read(nfd, buf)
+//
+// Client example:
+//
+//      fd, _ := Socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM)
+//      _ = Connect(fd, &SockaddrRFCOMM{
+//      	Channel: 1,
+//      	Addr:    [6]byte{0x11, 0x22, 0x33, 0xaa, 0xbb, 0xcc}, // CC:BB:AA:33:22:11
+//      })
+//      Write(fd, []byte(`hello`))
+type SockaddrRFCOMM struct {
+	// Addr represents a bluetooth address, byte ordering is little-endian.
+	Addr [6]uint8
+
+	// Channel is a designated bluetooth channel, only 1-30 are available for use.
+	// Since Linux 2.6.7 and further zero value is the first available channel.
+	Channel uint8
+
+	raw RawSockaddrRFCOMM
+}
+
+func (sa *SockaddrRFCOMM) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Family = AF_BLUETOOTH
+	sa.raw.Channel = sa.Channel
+	sa.raw.Bdaddr = sa.Addr
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrRFCOMM, nil
+}
+
 // SockaddrCAN implements the Sockaddr interface for AF_CAN type sockets.
 // The RxID and TxID fields are used for transport protocol addressing in
 // (CAN_TP16, CAN_TP20, CAN_MCNET, and CAN_ISOTP), they can be left with
@@ -630,7 +692,7 @@ func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
 }
 
-func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
+func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 	switch rsa.Addr.Family {
 	case AF_NETLINK:
 		pp := (*RawSockaddrNetlink)(unsafe.Pointer(rsa))
@@ -707,6 +769,30 @@ func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
 			Port: pp.Port,
 		}
 		return sa, nil
+	case AF_BLUETOOTH:
+		proto, err := GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
+		if err != nil {
+			return nil, err
+		}
+		// only BTPROTO_L2CAP and BTPROTO_RFCOMM can accept connections
+		switch proto {
+		case BTPROTO_L2CAP:
+			pp := (*RawSockaddrL2)(unsafe.Pointer(rsa))
+			sa := &SockaddrL2{
+				PSM:      pp.Psm,
+				CID:      pp.Cid,
+				Addr:     pp.Bdaddr,
+				AddrType: pp.Bdaddr_type,
+			}
+			return sa, nil
+		case BTPROTO_RFCOMM:
+			pp := (*RawSockaddrRFCOMM)(unsafe.Pointer(rsa))
+			sa := &SockaddrRFCOMM{
+				Channel: pp.Channel,
+				Addr:    pp.Bdaddr,
+			}
+			return sa, nil
+		}
 	}
 	return nil, EAFNOSUPPORT
 }
@@ -718,7 +804,7 @@ func Accept(fd int) (nfd int, sa Sockaddr, err error) {
 	if err != nil {
 		return
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -736,7 +822,7 @@ func Accept4(fd int, flags int) (nfd int, sa Sockaddr, err error) {
 	if len > SizeofSockaddrAny {
 		panic("RawSockaddrAny too small")
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -750,20 +836,7 @@ func Getsockname(fd int) (sa Sockaddr, err error) {
 	if err = getsockname(fd, &rsa, &len); err != nil {
 		return
 	}
-	return anyToSockaddr(&rsa)
+	return anyToSockaddr(fd, &rsa)
-}
-
-func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
-	vallen := _Socklen(4)
-	err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
-	return value, err
-}
-
-func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
-	var value IPMreq
-	vallen := _Socklen(SizeofIPMreq)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
 }
 
 func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
@@ -773,27 +846,6 @@ func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
 	return &value, err
 }
 
-func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
-	var value IPv6Mreq
-	vallen := _Socklen(SizeofIPv6Mreq)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
-func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
-	var value IPv6MTUInfo
-	vallen := _Socklen(SizeofIPv6MTUInfo)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
-func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
-	var value ICMPv6Filter
-	vallen := _Socklen(SizeofICMPv6Filter)
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-	return &value, err
-}
-
 func GetsockoptUcred(fd, level, opt int) (*Ucred, error) {
 	var value Ucred
 	vallen := _Socklen(SizeofUcred)
@@ -808,6 +860,24 @@ func GetsockoptTCPInfo(fd, level, opt int) (*TCPInfo, error) {
 	return &value, err
 }
 
+// GetsockoptString returns the string value of the socket option opt for the
+// socket associated with fd at the given socket level.
+func GetsockoptString(fd, level, opt int) (string, error) {
+	buf := make([]byte, 256)
+	vallen := _Socklen(len(buf))
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
+	if err != nil {
+		if err == ERANGE {
+			buf = make([]byte, vallen)
+			err = getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
+		}
+		if err != nil {
+			return "", err
+		}
+	}
+	return string(buf[:vallen-1]), nil
+}
+
 func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
 	return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
 }
@@ -926,22 +996,24 @@ 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
 	if len(oob) > 0 {
-		var sockType int
+		if len(p) == 0 {
-		sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
+			var sockType int
-		if err != nil {
+			sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
-			return
+			if err != nil {
+				return
+			}
+			// receive at least one normal byte
+			if sockType != SOCK_DGRAM {
+				iov.Base = &dummy
+				iov.SetLen(1)
+			}
 		}
-		// receive at least one normal byte
+		msg.Control = &oob[0]
-		if sockType != SOCK_DGRAM && len(p) == 0 {
-			iov.Base = &dummy
-			iov.SetLen(1)
-		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
 		msg.SetControllen(len(oob))
 	}
 	msg.Iov = &iov
@@ -953,7 +1025,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
 	recvflags = int(msg.Flags)
 	// source address is only specified if the socket is unconnected
 	if rsa.Addr.Family != AF_UNSPEC {
-		from, err = anyToSockaddr(&rsa)
+		from, err = anyToSockaddr(fd, &rsa)
 	}
 	return
 }
@@ -974,26 +1046,28 @@ 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
 	if len(oob) > 0 {
-		var sockType int
+		if len(p) == 0 {
-		sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
+			var sockType int
-		if err != nil {
+			sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
-			return 0, err
+			if err != nil {
+				return 0, err
+			}
+			// send at least one normal byte
+			if sockType != SOCK_DGRAM {
+				iov.Base = &dummy
+				iov.SetLen(1)
+			}
 		}
-		// send at least one normal byte
+		msg.Control = &oob[0]
-		if sockType != SOCK_DGRAM && len(p) == 0 {
-			iov.Base = &dummy
-			iov.SetLen(1)
-		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
 		msg.SetControllen(len(oob))
 	}
 	msg.Iov = &iov
@@ -1023,7 +1097,7 @@ 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
@@ -1125,6 +1199,10 @@ func PtracePokeData(pid int, addr uintptr, data []byte) (count int, err error) {
 	return ptracePoke(PTRACE_POKEDATA, PTRACE_PEEKDATA, pid, addr, data)
 }
 
+func PtracePokeUser(pid int, addr uintptr, data []byte) (count int, err error) {
+	return ptracePoke(PTRACE_POKEUSR, PTRACE_PEEKUSR, pid, addr, data)
+}
+
 func PtraceGetRegs(pid int, regsout *PtraceRegs) (err error) {
 	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
 }
@@ -1168,22 +1246,6 @@ func ReadDirent(fd int, buf []byte) (n int, err error) {
 	return Getdents(fd, buf)
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	reclen, ok := direntReclen(buf)
-	if !ok {
-		return 0, false
-	}
-	return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
-}
-
 //sys	mount(source string, target string, fstype string, flags uintptr, data *byte) (err error)
 
 func Mount(source string, target string, fstype string, flags uintptr, data string) (err error) {
@@ -1216,12 +1278,10 @@ func Mount(source string, target string, fstype string, flags uintptr, data stri
 //sys	CopyFileRange(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
 //sys	Dup(oldfd int) (fd int, err error)
 //sys	Dup3(oldfd int, newfd int, flags int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sysnb	EpollCreate1(flag int) (fd int, err error)
 //sysnb	EpollCtl(epfd int, op int, fd int, event *EpollEvent) (err error)
 //sys	Eventfd(initval uint, flags int) (fd int, err error) = SYS_EVENTFD2
 //sys	Exit(code int) = SYS_EXIT_GROUP
-//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fallocate(fd int, mode uint32, off int64, len int64) (err error)
 //sys	Fchdir(fd int) (err error)
 //sys	Fchmod(fd int, mode uint32) (err error)
@@ -1259,9 +1319,11 @@ func Getpgrp() (pid int) {
 //sys	Mkdirat(dirfd int, path string, mode uint32) (err error)
 //sys	Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
 //sys	Nanosleep(time *Timespec, leftover *Timespec) (err error)
+//sys	PerfEventOpen(attr *PerfEventAttr, pid int, cpu int, groupFd int, flags int) (fd int, err error)
 //sys	PivotRoot(newroot string, putold string) (err error) = SYS_PIVOT_ROOT
 //sysnb prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
 //sys   Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
+//sys	Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) = SYS_PSELECT6
 //sys	read(fd int, p []byte) (n int, err error)
 //sys	Removexattr(path string, attr string) (err error)
 //sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
@@ -1288,6 +1350,7 @@ func Setgid(uid int) (err error) {
 
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sys	Setxattr(path string, attr string, data []byte, flags int) (err error)
+//sys	Statx(dirfd int, path string, flags int, mask int, stat *Statx_t) (err error)
 //sys	Sync()
 //sys	Syncfs(fd int) (err error)
 //sysnb	Sysinfo(info *Sysinfo_t) (err error)
@@ -1298,7 +1361,6 @@ func Setgid(uid int) (err error) {
 //sysnb	Uname(buf *Utsname) (err error)
 //sys	Unmount(target string, flags int) (err error) = SYS_UMOUNT2
 //sys	Unshare(flags int) (err error)
-//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	exitThread(code int) (err error) = SYS_EXIT
 //sys	readlen(fd int, p *byte, np int) (n int, err error) = SYS_READ
@@ -1348,6 +1410,17 @@ func Vmsplice(fd int, iovs []Iovec, flags int) (int, error) {
 	return int(n), nil
 }
 
+//sys	faccessat(dirfd int, path string, mode uint32) (err error)
+
+func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
+	if flags & ^(AT_SYMLINK_NOFOLLOW|AT_EACCESS) != 0 {
+		return EINVAL
+	} else if flags&(AT_SYMLINK_NOFOLLOW|AT_EACCESS) != 0 {
+		return EOPNOTSUPP
+	}
+	return faccessat(dirfd, path, mode)
+}
+
 /*
  * Unimplemented
  */
@@ -1405,7 +1478,6 @@ func Vmsplice(fd int, iovs []Iovec, flags int) (int, error) {
 // Msgget
 // Msgrcv
 // Msgsnd
-// Newfstatat
 // Nfsservctl
 // Personality
 // Pselect6
@@ -1426,11 +1498,9 @@ func Vmsplice(fd int, iovs []Iovec, flags int) (int, error) {
 // RtSigtimedwait
 // SchedGetPriorityMax
 // SchedGetPriorityMin
-// SchedGetaffinity
 // SchedGetparam
 // SchedGetscheduler
 // SchedRrGetInterval
-// SchedSetaffinity
 // SchedSetparam
 // SchedYield
 // Security

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

@@ -10,23 +10,15 @@
 package unix
 
 import (
-	"syscall"
 	"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)
@@ -58,9 +50,12 @@ func Pipe2(p []int, flags int) (err error) {
 // 64-bit file system and 32-bit uid calls
 // (386 default is 32-bit file system and 16-bit uid).
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
+//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64_64
 //sys	Fchown(fd int, uid int, gid int) (err error) = SYS_FCHOWN32
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
 //sysnb	Getegid() (egid int) = SYS_GETEGID32
 //sysnb	Geteuid() (euid int) = SYS_GETEUID32
@@ -84,12 +79,12 @@ func Pipe2(p []int, flags int) (err error) {
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error) = SYS_TRUNCATE64
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sysnb	getgroups(n int, list *_Gid_t) (nn int, err error) = SYS_GETGROUPS32
 //sysnb	setgroups(n int, list *_Gid_t) (err error) = SYS_SETGROUPS32
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
 
 //sys	mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error)
-//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Pause() (err error)
 
 func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
@@ -163,10 +158,6 @@ func Setrlimit(resource int, rlim *Rlimit) (err error) {
 	return setrlimit(resource, &rl)
 }
 
-// Underlying system call writes to newoffset via pointer.
-// Implemented in assembly to avoid allocation.
-func seek(fd int, offset int64, whence int) (newoffset int64, err syscall.Errno)
-
 func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 	newoffset, errno := seek(fd, offset, whence)
 	if errno != 0 {
@@ -175,17 +166,17 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 	return newoffset, nil
 }
 
-// Vsyscalls on amd64.
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 //sysnb	Time(t *Time_t) (tt Time_t, err error)
-
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]Timeval) (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 (
@@ -212,9 +203,6 @@ const (
 	_SENDMMSG    = 20
 )
 
-func socketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, err syscall.Errno)
-func rawsocketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, err syscall.Errno)
-
 func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
 	fd, e := socketcall(_ACCEPT, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), 0, 0, 0)
 	if e != 0 {

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

@@ -7,10 +7,12 @@
 package unix
 
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -28,7 +30,15 @@ package unix
 //sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
 //sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
-//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
+
+func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
+	var ts *Timespec
+	if timeout != nil {
+		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
+	}
+	return Pselect(nfd, r, w, e, ts, nil)
+}
+
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	Setfsgid(gid int) (err error)
 //sys	Setfsuid(uid int) (err error)
@@ -39,10 +49,16 @@ package unix
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
-//sys	Stat(path string, stat *Stat_t) (err error)
+
+func Stat(path string, stat *Stat_t) (err error) {
+	// Use fstatat, because Android's seccomp policy blocks stat.
+	return Fstatat(AT_FDCWD, path, stat, 0)
+}
+
 //sys	Statfs(path string, buf *Statfs_t) (err error)
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error)
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
@@ -61,6 +77,8 @@ package unix
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
+
 func Gettimeofday(tv *Timeval) (err error) {
 	errno := gettimeofday(tv)
 	if errno != 0 {
@@ -82,20 +100,14 @@ func Time(t *Time_t) (tt Time_t, err error) {
 }
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]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
 }
 
 //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) {
@@ -82,8 +75,11 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 // 64-bit file system and 32-bit uid calls
 // (16-bit uid calls are not always supported in newer kernels)
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
+//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fchown(fd int, uid int, gid int) (err error) = SYS_FCHOWN32
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sysnb	Getegid() (egid int) = SYS_GETEGID32
 //sysnb	Geteuid() (euid int) = SYS_GETEUID32
 //sysnb	Getgid() (gid int) = SYS_GETGID32
@@ -92,6 +88,7 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 //sys	Lchown(path string, uid int, gid int) (err error) = SYS_LCHOWN32
 //sys	Listen(s int, n int) (err error)
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
+//sys	Pause() (err error)
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = SYS_SENDFILE64
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
 //sys	Setfsgid(gid int) (err error) = SYS_SETFSGID32
@@ -103,11 +100,10 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 
-// Vsyscalls on amd64.
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
-//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
-//sys	Pause() (err error)
 
 func Time(t *Time_t) (Time_t, error) {
 	var tv Timeval
@@ -129,6 +125,8 @@ func Utime(path string, buf *Utimbuf) error {
 	return Utimes(path, tv)
 }
 
+//sys	utimes(path string, times *[2]Timeval) (err error)
+
 //sys   Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
 //sys   Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
 //sys	Truncate(path string, length int64) (err error) = SYS_TRUNCATE64

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

@@ -6,7 +6,17 @@
 
 package unix
 
+import "unsafe"
+
+func EpollCreate(size int) (fd int, err error) {
+	if size <= 0 {
+		return -1, EINVAL
+	}
+	return EpollCreate1(0)
+}
+
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
@@ -21,7 +31,15 @@ package unix
 //sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
 //sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
-//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS_PSELECT6
+
+func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
+	var ts *Timespec
+	if timeout != nil {
+		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
+	}
+	return Pselect(nfd, r, w, e, ts, nil)
+}
+
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	Setfsgid(gid int) (err error)
 //sys	Setfsuid(uid int) (err error)
@@ -48,6 +66,11 @@ func Lstat(path string, stat *Stat_t) (err error) {
 //sys	Statfs(path string, buf *Statfs_t) (err error)
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error)
+
+func Ustat(dev int, ubuf *Ustat_t) (err error) {
+	return ENOSYS
+}
+
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
@@ -68,19 +91,24 @@ 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 futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
+	if tv == nil {
+		return utimensat(dirfd, path, nil, 0)
+	}
+
+	ts := []Timespec{
+		NsecToTimespec(TimevalToNsec(tv[0])),
+		NsecToTimespec(TimevalToNsec(tv[1])),
+	}
+	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
 }
 
 func Time(t *Time_t) (Time_t, error) {
@@ -103,6 +131,18 @@ func Utime(path string, buf *Utimbuf) error {
 	return Utimes(path, tv)
 }
 
+func utimes(path string, tv *[2]Timeval) (err error) {
+	if tv == nil {
+		return utimensat(AT_FDCWD, path, nil, 0)
+	}
+
+	ts := []Timespec{
+		NsecToTimespec(TimevalToNsec(tv[0])),
+		NsecToTimespec(TimevalToNsec(tv[1])),
+	}
+	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
+}
+
 func Pipe(p []int) (err error) {
 	if len(p) != 2 {
 		return EINVAL
@@ -159,22 +199,6 @@ func Pause() (err error) {
 	return
 }
 
-// TODO(dfc): constants that should be in zsysnum_linux_arm64.go, remove
-// these when the deprecated syscalls that the syscall package relies on
-// are removed.
-const (
-	SYS_GETPGRP      = 1060
-	SYS_UTIMES       = 1037
-	SYS_FUTIMESAT    = 1066
-	SYS_PAUSE        = 1061
-	SYS_USTAT        = 1070
-	SYS_UTIME        = 1063
-	SYS_LCHOWN       = 1032
-	SYS_TIME         = 1062
-	SYS_EPOLL_CREATE = 1042
-	SYS_EPOLL_WAIT   = 1069
-)
-
 func Poll(fds []PollFd, timeout int) (n int, err error) {
 	var ts *Timespec
 	if timeout >= 0 {

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

@@ -0,0 +1,14 @@
+// Copyright 2018 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 linux,!gccgo
+
+package unix
+
+// SyscallNoError may be used instead of Syscall for syscalls that don't fail.
+func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr)
+
+// RawSyscallNoError may be used instead of RawSyscall for syscalls that don't
+// fail.
+func RawSyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr)

vendor/golang.org/x/sys/unix/syscall_linux_gc_386.go

@@ -0,0 +1,16 @@
+// Copyright 2018 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 linux,!gccgo,386
+
+package unix
+
+import "syscall"
+
+// Underlying system call writes to newoffset via pointer.
+// Implemented in assembly to avoid allocation.
+func seek(fd int, offset int64, whence int) (newoffset int64, err syscall.Errno)
+
+func socketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, err syscall.Errno)
+func rawsocketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, err syscall.Errno)

vendor/golang.org/x/sys/unix/syscall_linux_gccgo_386.go

@@ -0,0 +1,30 @@
+// Copyright 2018 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 linux,gccgo,386
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
+	var newoffset int64
+	offsetLow := uint32(offset & 0xffffffff)
+	offsetHigh := uint32((offset >> 32) & 0xffffffff)
+	_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
+	return newoffset, err
+}
+
+func socketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (int, syscall.Errno) {
+	fd, _, err := Syscall(SYS_SOCKETCALL, uintptr(call), uintptr(unsafe.Pointer(&a0)), 0)
+	return int(fd), err
+}
+
+func rawsocketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (int, syscall.Errno) {
+	fd, _, err := RawSyscall(SYS_SOCKETCALL, uintptr(call), uintptr(unsafe.Pointer(&a0)), 0)
+	return int(fd), err
+}

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

@@ -0,0 +1,20 @@
+// Copyright 2018 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 linux,gccgo,arm
+
+package unix
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
+	var newoffset int64
+	offsetLow := uint32(offset & 0xffffffff)
+	offsetHigh := uint32((offset >> 32) & 0xffffffff)
+	_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
+	return newoffset, err
+}

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

@@ -8,8 +8,11 @@
 package unix
 
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -23,7 +26,15 @@ package unix
 //sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
 //sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
-//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS_PSELECT6
+
+func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
+	var ts *Timespec
+	if timeout != nil {
+		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
+	}
+	return Pselect(nfd, r, w, e, ts, nil)
+}
+
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	Setfsgid(gid int) (err error)
 //sys	Setfsuid(uid int) (err error)
@@ -37,6 +48,7 @@ package unix
 //sys	Statfs(path string, buf *Statfs_t) (err error)
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error)
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
@@ -55,6 +67,7 @@ package unix
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 
 func Time(t *Time_t) (tt Time_t, err error) {
@@ -70,20 +83,14 @@ func Time(t *Time_t) (tt Time_t, err error) {
 }
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]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 Pipe(p []int) (err error) {

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

@@ -15,6 +15,9 @@ import (
 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
 
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
+//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
 //sysnb	Getegid() (egid int)
@@ -32,13 +35,12 @@ func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sys	Shutdown(fd int, how int) (err error)
-//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
+//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
-
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error) = SYS_TRUNCATE64
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
@@ -60,15 +62,17 @@ func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 //sysnb	Time(t *Time_t) (tt Time_t, err error)
+//sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]Timeval) (err error)
 
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 
-//sys	Utime(path string, buf *Utimbuf) (err error)
-//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Pause() (err error)
 
 func Fstatfs(fd int, buf *Statfs_t) (err error) {
@@ -99,19 +103,12 @@ 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

@@ -7,10 +7,13 @@
 
 package unix
 
-//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
+//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -43,6 +46,7 @@ package unix
 //sys	Statfs(path string, buf *Statfs_t) (err error)
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error) = SYS_SYNC_FILE_RANGE2
 //sys	Truncate(path string, length int64) (err error)
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
@@ -61,24 +65,18 @@ package unix
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 //sysnb	Time(t *Time_t) (tt Time_t, err error)
-
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]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 (r *PtraceRegs) PC() uint64 { return r.Nip }

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

@@ -11,10 +11,12 @@ import (
 )
 
 //sys	Dup2(oldfd int, newfd int) (err error)
+//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -43,9 +45,11 @@ import (
 //sys	Statfs(path string, buf *Statfs_t) (err error)
 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
 //sys	Truncate(path string, length int64) (err error)
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
 //sysnb	setgroups(n int, list *_Gid_t) (err error)
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 
 func Time(t *Time_t) (tt Time_t, err error) {
@@ -61,20 +65,14 @@ func Time(t *Time_t) (tt Time_t, err error) {
 }
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]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
 }
 
 //sysnb pipe2(p *[2]_C_int, flags int) (err error)

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

@@ -7,9 +7,11 @@
 package unix
 
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Dup2(oldfd int, newfd int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -66,6 +68,7 @@ func Iopl(level int) (err error) {
 	return ENOSYS
 }
 
+//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
 
 func Time(t *Time_t) (tt Time_t, err error) {
@@ -81,20 +84,14 @@ func Time(t *Time_t) (tt Time_t, err error) {
 }
 
 //sys	Utime(path string, buf *Utimbuf) (err error)
+//sys	utimes(path string, times *[2]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: 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_netbsd.go

@@ -17,6 +17,7 @@ import (
 	"unsafe"
 )
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Len    uint8
 	Family uint8
@@ -55,7 +56,6 @@ func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) {
 }
 
 func nametomib(name string) (mib []_C_int, err error) {
-
 	// Split name into components.
 	var parts []string
 	last := 0
@@ -93,18 +93,6 @@ func nametomib(name string) (mib []_C_int, err error) {
 	return mib, nil
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
-}
-
 //sysnb pipe() (fd1 int, fd2 int, err error)
 func Pipe(p []int) (err error) {
 	if len(p) != 2 {
@@ -119,11 +107,118 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
 	return getdents(fd, buf)
 }
 
+const ImplementsGetwd = true
+
+//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
+
+func Getwd() (string, error) {
+	var buf [PathMax]byte
+	_, err := Getcwd(buf[0:])
+	if err != nil {
+		return "", err
+	}
+	n := clen(buf[:])
+	if n < 1 {
+		return "", EINVAL
+	}
+	return string(buf[:n]), nil
+}
+
 // TODO
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	return -1, ENOSYS
 }
 
+func setattrlistTimes(path string, times []Timespec, flags int) error {
+	// used on Darwin for UtimesNano
+	return ENOSYS
+}
+
+//sys	ioctl(fd int, req uint, arg uintptr) (err error)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req uint, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+func IoctlSetTermios(fd int, req uint, value *Termios) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+func IoctlGetInt(fd int, req uint) (int, error) {
+	var value int
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+	var value Winsize
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+	var value Termios
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -138,13 +233,17 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Dup(fd int) (nfd int, err error)
 //sys	Dup2(from int, to int) (err error)
 //sys	Exit(code int)
+//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
+//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE
 //sys	Fchdir(fd int) (err error)
 //sys	Fchflags(fd int, flags int) (err error)
 //sys	Fchmod(fd int, mode uint32) (err error)
+//sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -225,7 +324,6 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 // __msync13
 // __ntp_gettime30
 // __posix_chown
-// __posix_fadvise50
 // __posix_fchown
 // __posix_lchown
 // __posix_rename
@@ -384,7 +482,6 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 // getitimer
 // getvfsstat
 // getxattr
-// ioctl
 // ktrace
 // lchflags
 // lchmod
@@ -422,7 +519,6 @@ 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_no_getwd.go

@@ -1,11 +0,0 @@
-// Copyright 2013 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 dragonfly freebsd netbsd openbsd
-
-package unix
-
-const ImplementsGetwd = false
-
-func Getwd() (string, error) { return "", ENOTSUP }

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

@@ -13,10 +13,12 @@
 package unix
 
 import (
+	"sort"
 	"syscall"
 	"unsafe"
 )
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Len    uint8
 	Family uint8
@@ -32,39 +34,15 @@ type SockaddrDatalink struct {
 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
 
 func nametomib(name string) (mib []_C_int, err error) {
-
+	i := sort.Search(len(sysctlMib), func(i int) bool {
-	// Perform lookup via a binary search
+		return sysctlMib[i].ctlname >= name
-	left := 0
+	})
-	right := len(sysctlMib) - 1
+	if i < len(sysctlMib) && sysctlMib[i].ctlname == name {
-	for {
+		return sysctlMib[i].ctloid, nil
-		idx := left + (right-left)/2
-		switch {
-		case name == sysctlMib[idx].ctlname:
-			return sysctlMib[idx].ctloid, nil
-		case name > sysctlMib[idx].ctlname:
-			left = idx + 1
-		default:
-			right = idx - 1
-		}
-		if left > right {
-			break
-		}
 	}
 	return nil, EINVAL
 }
 
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
-}
-
 //sysnb pipe(p *[2]_C_int) (err error)
 func Pipe(p []int) (err error) {
 	if len(p) != 2 {
@@ -82,6 +60,23 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
 	return getdents(fd, buf)
 }
 
+const ImplementsGetwd = true
+
+//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
+
+func Getwd() (string, error) {
+	var buf [PathMax]byte
+	_, err := Getcwd(buf[0:])
+	if err != nil {
+		return "", err
+	}
+	n := clen(buf[:])
+	if n < 1 {
+		return "", EINVAL
+	}
+	return string(buf[:n]), nil
+}
+
 // TODO
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	return -1, ENOSYS
@@ -102,6 +97,96 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+func setattrlistTimes(path string, times []Timespec, flags int) error {
+	// used on Darwin for UtimesNano
+	return ENOSYS
+}
+
+//sys	ioctl(fd int, req uint, arg uintptr) (err error)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req uint, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+func IoctlSetTermios(fd int, req uint, value *Termios) error {
+	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+func IoctlGetInt(fd int, req uint) (int, error) {
+	var value int
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+	var value Winsize
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+	var value Termios
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -116,13 +201,16 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 //sys	Dup(fd int) (nfd int, err error)
 //sys	Dup2(from int, to int) (err error)
 //sys	Exit(code int)
+//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchdir(fd int) (err error)
 //sys	Fchflags(fd int, flags int) (err error)
 //sys	Fchmod(fd int, mode uint32) (err error)
+//sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
@@ -135,6 +223,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 //sysnb	Getppid() (ppid int)
 //sys	Getpriority(which int, who int) (prio int, err error)
 //sysnb	Getrlimit(which int, lim *Rlimit) (err error)
+//sysnb	Getrtable() (rtable int, err error)
 //sysnb	Getrusage(who int, rusage *Rusage) (err error)
 //sysnb	Getsid(pid int) (sid int, err error)
 //sysnb	Gettimeofday(tv *Timeval) (err error)
@@ -172,6 +261,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
 //sysnb	Setrlimit(which int, lim *Rlimit) (err error)
+//sysnb	Setrtable(rtable int) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -220,9 +310,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // getlogin
 // getresgid
 // getresuid
-// getrtable
 // getthrid
-// ioctl
 // ktrace
 // lfs_bmapv
 // lfs_markv
@@ -243,7 +331,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // nfssvc
 // nnpfspioctl
 // openat
-// poll
 // preadv
 // profil
 // pwritev
@@ -258,7 +345,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 // semop
 // setgroups
 // setitimer
-// setrtable
 // setsockopt
 // shmat
 // shmctl

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) {
@@ -38,3 +31,7 @@ func (msghdr *Msghdr) SetControllen(length int) {
 func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
+
+// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
+// of openbsd/amd64 the syscall is called sysctl instead of __sysctl.
+const SYS___SYSCTL = SYS_SYSCTL

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

@@ -23,6 +23,7 @@ type syscallFunc uintptr
 func rawSysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
 func sysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
 
+// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
 type SockaddrDatalink struct {
 	Family uint16
 	Index  uint16
@@ -34,31 +35,6 @@ type SockaddrDatalink struct {
 	raw    RawSockaddrDatalink
 }
 
-func clen(n []byte) int {
-	for i := 0; i < len(n); i++ {
-		if n[i] == 0 {
-			return i
-		}
-	}
-	return len(n)
-}
-
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	reclen, ok := direntReclen(buf)
-	if !ok {
-		return 0, false
-	}
-	return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
-}
-
 //sysnb	pipe(p *[2]_C_int) (n int, err error)
 
 func Pipe(p []int) (err error) {
@@ -136,7 +112,19 @@ func Getsockname(fd int) (sa Sockaddr, err error) {
 	if err = getsockname(fd, &rsa, &len); err != nil {
 		return
 	}
-	return anyToSockaddr(&rsa)
+	return anyToSockaddr(fd, &rsa)
+}
+
+// GetsockoptString returns the string value of the socket option opt for the
+// socket associated with fd at the given socket level.
+func GetsockoptString(fd, level, opt int) (string, error) {
+	buf := make([]byte, 256)
+	vallen := _Socklen(len(buf))
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
+	if err != nil {
+		return "", err
+	}
+	return string(buf[:vallen-1]), nil
 }
 
 const ImplementsGetwd = true
@@ -166,7 +154,7 @@ 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 {
@@ -324,6 +312,16 @@ func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
 
 //sys	fcntl(fd int, cmd int, arg int) (val int, err error)
 
+// FcntlInt performs a fcntl syscall on fd with the provided command and argument.
+func FcntlInt(fd uintptr, cmd, arg int) (int, error) {
+	valptr, _, errno := sysvicall6(uintptr(unsafe.Pointer(&procfcntl)), 3, uintptr(fd), uintptr(cmd), uintptr(arg), 0, 0, 0)
+	var err error
+	if errno != 0 {
+		err = errno
+	}
+	return int(valptr), err
+}
+
 // FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
 func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
 	_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procfcntl)), 3, uintptr(fd), uintptr(cmd), uintptr(unsafe.Pointer(lk)), 0, 0, 0)
@@ -350,7 +348,7 @@ 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 {
@@ -362,7 +360,7 @@ func Futimes(fd int, tv []Timeval) error {
 	return futimesat(fd, nil, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
 }
 
-func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
+func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 	switch rsa.Addr.Family {
 	case AF_UNIX:
 		pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa))
@@ -413,7 +411,7 @@ func Accept(fd int) (nfd int, sa Sockaddr, err error) {
 	if nfd == -1 {
 		return
 	}
-	sa, err = anyToSockaddr(&rsa)
+	sa, err = anyToSockaddr(fd, &rsa)
 	if err != nil {
 		Close(nfd)
 		nfd = 0
@@ -450,7 +448,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
 	oobn = int(msg.Accrightslen)
 	// source address is only specified if the socket is unconnected
 	if rsa.Addr.Family != AF_UNSPEC {
-		from, err = anyToSockaddr(&rsa)
+		from, err = anyToSockaddr(fd, &rsa)
 	}
 	return
 }
@@ -578,6 +576,15 @@ func IoctlGetTermio(fd int, req uint) (*Termio, 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
  */
@@ -592,15 +599,17 @@ func IoctlGetTermio(fd int, req uint) (*Termio, error) {
 //sys	Dup(fd int) (nfd int, err error)
 //sys	Dup2(oldfd int, newfd int) (err error)
 //sys	Exit(code int)
+//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchdir(fd int) (err error)
 //sys	Fchmod(fd int, mode uint32) (err error)
 //sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
 //sys	Fdatasync(fd int) (err error)
-//sys Flock(fd int, how int) (err error)
+//sys	Flock(fd int, how int) (err error)
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
+//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatvfs(fd int, vfsstat *Statvfs_t) (err error)
 //sys	Getdents(fd int, buf []byte, basep *uintptr) (n int, err error)
 //sysnb	Getgid() (gid int)
@@ -646,6 +655,7 @@ func IoctlGetTermio(fd int, req uint) (*Termio, error) {
 //sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
 //sys	Rmdir(path string) (err error)
 //sys	Seek(fd int, offset int64, whence int) (newoffset int64, err error) = lseek
+//sys	Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error)
 //sysnb	Setegid(egid int) (err error)
 //sysnb	Seteuid(euid int) (err error)
 //sysnb	Setgid(gid int) (err error)
@@ -677,6 +687,7 @@ func IoctlGetTermio(fd int, req uint) (*Termio, error) {
 //sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_connect
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
+//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = libsendfile.sendfile
 //sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_sendto
 //sys	socket(domain int, typ int, proto int) (fd int, err error) = libsocket.__xnet_socket
 //sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) = libsocket.__xnet_socketpair

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) {
@@ -28,8 +21,3 @@ func (iov *Iovec) SetLen(length int) {
 func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
-
-func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
-	// TODO(aram): implement this, see issue 5847.
-	panic("unimplemented")
-}

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

@@ -7,7 +7,9 @@
 package unix
 
 import (
+	"bytes"
 	"runtime"
+	"sort"
 	"sync"
 	"syscall"
 	"unsafe"
@@ -50,6 +52,37 @@ func errnoErr(e syscall.Errno) error {
 	return e
 }
 
+// ErrnoName returns the error name for error number e.
+func ErrnoName(e syscall.Errno) string {
+	i := sort.Search(len(errorList), func(i int) bool {
+		return errorList[i].num >= e
+	})
+	if i < len(errorList) && errorList[i].num == e {
+		return errorList[i].name
+	}
+	return ""
+}
+
+// SignalName returns the signal name for signal number s.
+func SignalName(s syscall.Signal) string {
+	i := sort.Search(len(signalList), func(i int) bool {
+		return signalList[i].num >= s
+	})
+	if i < len(signalList) && signalList[i].num == s {
+		return signalList[i].name
+	}
+	return ""
+}
+
+// clen returns the index of the first NULL byte in n or len(n) if n contains no NULL byte.
+func clen(n []byte) int {
+	i := bytes.IndexByte(n, 0)
+	if i == -1 {
+		i = len(n)
+	}
+	return i
+}
+
 // Mmap manager, for use by operating system-specific implementations.
 
 type mmapper struct {
@@ -138,16 +171,19 @@ func Write(fd int, p []byte) (n int, err error) {
 // creation of IPv6 sockets to return EAFNOSUPPORT.
 var SocketDisableIPv6 bool
 
+// Sockaddr represents a socket address.
 type Sockaddr interface {
 	sockaddr() (ptr unsafe.Pointer, len _Socklen, err error) // lowercase; only we can define Sockaddrs
 }
 
+// SockaddrInet4 implements the Sockaddr interface for AF_INET type sockets.
 type SockaddrInet4 struct {
 	Port int
 	Addr [4]byte
 	raw  RawSockaddrInet4
 }
 
+// SockaddrInet6 implements the Sockaddr interface for AF_INET6 type sockets.
 type SockaddrInet6 struct {
 	Port   int
 	ZoneId uint32
@@ -155,6 +191,7 @@ type SockaddrInet6 struct {
 	raw    RawSockaddrInet6
 }
 
+// SockaddrUnix implements the Sockaddr interface for AF_UNIX type sockets.
 type SockaddrUnix struct {
 	Name string
 	raw  RawSockaddrUnix
@@ -182,7 +219,14 @@ func Getpeername(fd int) (sa Sockaddr, err error) {
 	if err = getpeername(fd, &rsa, &len); err != nil {
 		return
 	}
-	return anyToSockaddr(&rsa)
+	return anyToSockaddr(fd, &rsa)
+}
+
+func GetsockoptByte(fd, level, opt int) (value byte, err error) {
+	var n byte
+	vallen := _Socklen(1)
+	err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
+	return n, err
 }
 
 func GetsockoptInt(fd, level, opt int) (value int, err error) {
@@ -192,6 +236,54 @@ func GetsockoptInt(fd, level, opt int) (value int, err error) {
 	return int(n), err
 }
 
+func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
+	vallen := _Socklen(4)
+	err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
+	return value, err
+}
+
+func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
+	var value IPMreq
+	vallen := _Socklen(SizeofIPMreq)
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+	return &value, err
+}
+
+func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
+	var value IPv6Mreq
+	vallen := _Socklen(SizeofIPv6Mreq)
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+	return &value, err
+}
+
+func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
+	var value IPv6MTUInfo
+	vallen := _Socklen(SizeofIPv6MTUInfo)
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+	return &value, err
+}
+
+func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
+	var value ICMPv6Filter
+	vallen := _Socklen(SizeofICMPv6Filter)
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
+	return &value, err
+}
+
+func GetsockoptLinger(fd, level, opt int) (*Linger, error) {
+	var linger Linger
+	vallen := _Socklen(SizeofLinger)
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&linger), &vallen)
+	return &linger, err
+}
+
+func GetsockoptTimeval(fd, level, opt int) (*Timeval, error) {
+	var tv Timeval
+	vallen := _Socklen(unsafe.Sizeof(tv))
+	err := getsockopt(fd, level, opt, unsafe.Pointer(&tv), &vallen)
+	return &tv, err
+}
+
 func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
 	var rsa RawSockaddrAny
 	var len _Socklen = SizeofSockaddrAny
@@ -199,7 +291,7 @@ func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
 		return
 	}
 	if rsa.Addr.Family != AF_UNSPEC {
-		from, err = anyToSockaddr(&rsa)
+		from, err = anyToSockaddr(fd, &rsa)
 	}
 	return
 }
@@ -291,3 +383,12 @@ func SetNonblock(fd int, nonblocking bool) (err error) {
 	_, err = fcntl(fd, F_SETFL, flag)
 	return err
 }
+
+// Exec calls execve(2), which replaces the calling executable in the process
+// tree. argv0 should be the full path to an executable ("/bin/ls") and the
+// executable name should also be the first argument in argv (["ls", "-l"]).
+// envv are the environment variables that should be passed to the new
+// process (["USER=go", "PWD=/tmp"]).
+func Exec(argv0 string, argv []string, envv []string) error {
+	return syscall.Exec(argv0, argv, envv)
+}

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

@@ -0,0 +1,82 @@
+// 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
+
+import "time"
+
+// 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)
+}
+
+// TimeToTimespec converts t into a Timespec.
+// On some 32-bit systems the range of valid Timespec values are smaller
+// than that of time.Time values.  So if t is out of the valid range of
+// Timespec, it returns a zero Timespec and ERANGE.
+func TimeToTimespec(t time.Time) (Timespec, error) {
+	sec := t.Unix()
+	nsec := int64(t.Nanosecond())
+	ts := setTimespec(sec, nsec)
+
+	// Currently all targets have either int32 or int64 for Timespec.Sec.
+	// If there were a new target with floating point type for it, we have
+	// to consider the rounding error.
+	if int64(ts.Sec) != sec {
+		return Timespec{}, ERANGE
+	}
+	return ts, nil
+}
+
+// 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)
+}
+
+// Unix returns ts as the number of seconds and nanoseconds elapsed since the
+// Unix epoch.
+func (ts *Timespec) Unix() (sec int64, nsec int64) {
+	return int64(ts.Sec), int64(ts.Nsec)
+}
+
+// Unix returns tv as the number of seconds and nanoseconds elapsed since the
+// Unix epoch.
+func (tv *Timeval) Unix() (sec int64, nsec int64) {
+	return int64(tv.Sec), int64(tv.Usec) * 1000
+}
+
+// Nano returns ts as the number of nanoseconds elapsed since the Unix epoch.
+func (ts *Timespec) Nano() int64 {
+	return int64(ts.Sec)*1e9 + int64(ts.Nsec)
+}
+
+// Nano returns tv as the number of nanoseconds elapsed since the Unix epoch.
+func (tv *Timeval) Nano() int64 {
+	return int64(tv.Sec)*1e9 + int64(tv.Usec)*1000
+}

vendor/golang.org/x/sys/unix/zerrors_darwin_386.go

@@ -49,6 +49,86 @@ const (
 	AF_UNSPEC                         = 0x0
 	AF_UTUN                           = 0x26
 	ALTWERASE                         = 0x200
+	ATTR_BIT_MAP_COUNT                = 0x5
+	ATTR_CMN_ACCESSMASK               = 0x20000
+	ATTR_CMN_ACCTIME                  = 0x1000
+	ATTR_CMN_ADDEDTIME                = 0x10000000
+	ATTR_CMN_BKUPTIME                 = 0x2000
+	ATTR_CMN_CHGTIME                  = 0x800
+	ATTR_CMN_CRTIME                   = 0x200
+	ATTR_CMN_DATA_PROTECT_FLAGS       = 0x40000000
+	ATTR_CMN_DEVID                    = 0x2
+	ATTR_CMN_DOCUMENT_ID              = 0x100000
+	ATTR_CMN_ERROR                    = 0x20000000
+	ATTR_CMN_EXTENDED_SECURITY        = 0x400000
+	ATTR_CMN_FILEID                   = 0x2000000
+	ATTR_CMN_FLAGS                    = 0x40000
+	ATTR_CMN_FNDRINFO                 = 0x4000
+	ATTR_CMN_FSID                     = 0x4
+	ATTR_CMN_FULLPATH                 = 0x8000000
+	ATTR_CMN_GEN_COUNT                = 0x80000
+	ATTR_CMN_GRPID                    = 0x10000
+	ATTR_CMN_GRPUUID                  = 0x1000000
+	ATTR_CMN_MODTIME                  = 0x400
+	ATTR_CMN_NAME                     = 0x1
+	ATTR_CMN_NAMEDATTRCOUNT           = 0x80000
+	ATTR_CMN_NAMEDATTRLIST            = 0x100000
+	ATTR_CMN_OBJID                    = 0x20
+	ATTR_CMN_OBJPERMANENTID           = 0x40
+	ATTR_CMN_OBJTAG                   = 0x10
+	ATTR_CMN_OBJTYPE                  = 0x8
+	ATTR_CMN_OWNERID                  = 0x8000
+	ATTR_CMN_PARENTID                 = 0x4000000
+	ATTR_CMN_PAROBJID                 = 0x80
+	ATTR_CMN_RETURNED_ATTRS           = 0x80000000
+	ATTR_CMN_SCRIPT                   = 0x100
+	ATTR_CMN_SETMASK                  = 0x41c7ff00
+	ATTR_CMN_USERACCESS               = 0x200000
+	ATTR_CMN_UUID                     = 0x800000
+	ATTR_CMN_VALIDMASK                = 0xffffffff
+	ATTR_CMN_VOLSETMASK               = 0x6700
+	ATTR_FILE_ALLOCSIZE               = 0x4
+	ATTR_FILE_CLUMPSIZE               = 0x10
+	ATTR_FILE_DATAALLOCSIZE           = 0x400
+	ATTR_FILE_DATAEXTENTS             = 0x800
+	ATTR_FILE_DATALENGTH              = 0x200
+	ATTR_FILE_DEVTYPE                 = 0x20
+	ATTR_FILE_FILETYPE                = 0x40
+	ATTR_FILE_FORKCOUNT               = 0x80
+	ATTR_FILE_FORKLIST                = 0x100
+	ATTR_FILE_IOBLOCKSIZE             = 0x8
+	ATTR_FILE_LINKCOUNT               = 0x1
+	ATTR_FILE_RSRCALLOCSIZE           = 0x2000
+	ATTR_FILE_RSRCEXTENTS             = 0x4000
+	ATTR_FILE_RSRCLENGTH              = 0x1000
+	ATTR_FILE_SETMASK                 = 0x20
+	ATTR_FILE_TOTALSIZE               = 0x2
+	ATTR_FILE_VALIDMASK               = 0x37ff
+	ATTR_VOL_ALLOCATIONCLUMP          = 0x40
+	ATTR_VOL_ATTRIBUTES               = 0x40000000
+	ATTR_VOL_CAPABILITIES             = 0x20000
+	ATTR_VOL_DIRCOUNT                 = 0x400
+	ATTR_VOL_ENCODINGSUSED            = 0x10000
+	ATTR_VOL_FILECOUNT                = 0x200
+	ATTR_VOL_FSTYPE                   = 0x1
+	ATTR_VOL_INFO                     = 0x80000000
+	ATTR_VOL_IOBLOCKSIZE              = 0x80
+	ATTR_VOL_MAXOBJCOUNT              = 0x800
+	ATTR_VOL_MINALLOCATION            = 0x20
+	ATTR_VOL_MOUNTEDDEVICE            = 0x8000
+	ATTR_VOL_MOUNTFLAGS               = 0x4000
+	ATTR_VOL_MOUNTPOINT               = 0x1000
+	ATTR_VOL_NAME                     = 0x2000
+	ATTR_VOL_OBJCOUNT                 = 0x100
+	ATTR_VOL_QUOTA_SIZE               = 0x10000000
+	ATTR_VOL_RESERVED_SIZE            = 0x20000000
+	ATTR_VOL_SETMASK                  = 0x80002000
+	ATTR_VOL_SIGNATURE                = 0x2
+	ATTR_VOL_SIZE                     = 0x4
+	ATTR_VOL_SPACEAVAIL               = 0x10
+	ATTR_VOL_SPACEFREE                = 0x8
+	ATTR_VOL_UUID                     = 0x40000
+	ATTR_VOL_VALIDMASK                = 0xf007ffff
 	B0                                = 0x0
 	B110                              = 0x6e
 	B115200                           = 0x1c200
@@ -169,6 +249,8 @@ const (
 	CSTOP                             = 0x13
 	CSTOPB                            = 0x400
 	CSUSP                             = 0x1a
+	CTL_HW                            = 0x6
+	CTL_KERN                          = 0x1
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
 	DLT_A429                          = 0xb8
@@ -390,6 +472,11 @@ const (
 	FF1                               = 0x4000
 	FFDLY                             = 0x4000
 	FLUSHO                            = 0x800000
+	FSOPT_ATTR_CMN_EXTENDED           = 0x20
+	FSOPT_NOFOLLOW                    = 0x1
+	FSOPT_NOINMEMUPDATE               = 0x2
+	FSOPT_PACK_INVAL_ATTRS            = 0x8
+	FSOPT_REPORT_FULLSIZE             = 0x4
 	F_ADDFILESIGS                     = 0x3d
 	F_ADDFILESIGS_FOR_DYLD_SIM        = 0x53
 	F_ADDFILESIGS_RETURN              = 0x61
@@ -425,6 +512,7 @@ const (
 	F_PATHPKG_CHECK                   = 0x34
 	F_PEOFPOSMODE                     = 0x3
 	F_PREALLOCATE                     = 0x2a
+	F_PUNCHHOLE                       = 0x63
 	F_RDADVISE                        = 0x2c
 	F_RDAHEAD                         = 0x2d
 	F_RDLCK                           = 0x1
@@ -441,10 +529,12 @@ const (
 	F_SINGLE_WRITER                   = 0x4c
 	F_THAW_FS                         = 0x36
 	F_TRANSCODEKEY                    = 0x4b
+	F_TRIM_ACTIVE_FILE                = 0x64
 	F_UNLCK                           = 0x2
 	F_VOLPOSMODE                      = 0x4
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
+	HW_MACHINE                        = 0x1
 	ICANON                            = 0x100
 	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
@@ -681,6 +771,7 @@ const (
 	IPV6_FAITH                        = 0x1d
 	IPV6_FLOWINFO_MASK                = 0xffffff0f
 	IPV6_FLOWLABEL_MASK               = 0xffff0f00
+	IPV6_FLOW_ECN_MASK                = 0x300
 	IPV6_FRAGTTL                      = 0x3c
 	IPV6_FW_ADD                       = 0x1e
 	IPV6_FW_DEL                       = 0x1f
@@ -771,6 +862,7 @@ const (
 	IP_RECVOPTS                       = 0x5
 	IP_RECVPKTINFO                    = 0x1a
 	IP_RECVRETOPTS                    = 0x6
+	IP_RECVTOS                        = 0x1b
 	IP_RECVTTL                        = 0x18
 	IP_RETOPTS                        = 0x8
 	IP_RF                             = 0x8000
@@ -789,6 +881,10 @@ const (
 	IXANY                             = 0x800
 	IXOFF                             = 0x400
 	IXON                              = 0x200
+	KERN_HOSTNAME                     = 0xa
+	KERN_OSRELEASE                    = 0x2
+	KERN_OSTYPE                       = 0x1
+	KERN_VERSION                      = 0x4
 	LOCK_EX                           = 0x2
 	LOCK_NB                           = 0x4
 	LOCK_SH                           = 0x1
@@ -1377,6 +1473,12 @@ const (
 	WORDSIZE                          = 0x20
 	WSTOPPED                          = 0x8
 	WUNTRACED                         = 0x2
+	XATTR_CREATE                      = 0x2
+	XATTR_NODEFAULT                   = 0x10
+	XATTR_NOFOLLOW                    = 0x1
+	XATTR_NOSECURITY                  = 0x8
+	XATTR_REPLACE                     = 0x4
+	XATTR_SHOWCOMPRESSION             = 0x20
 )
 
 // Errors
@@ -1528,146 +1630,154 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:   "operation not permitted",
+	num  syscall.Errno
-	2:   "no such file or directory",
+	name string
-	3:   "no such process",
+	desc string
-	4:   "interrupted system call",
+}{
-	5:   "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:   "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:   "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:   "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:   "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10:  "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11:  "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12:  "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13:  "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14:  "bad address",
+	{10, "ECHILD", "no child processes"},
-	15:  "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16:  "resource busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17:  "file exists",
+	{13, "EACCES", "permission denied"},
-	18:  "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19:  "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20:  "not a directory",
+	{16, "EBUSY", "resource busy"},
-	21:  "is a directory",
+	{17, "EEXIST", "file exists"},
-	22:  "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23:  "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24:  "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25:  "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26:  "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27:  "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28:  "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29:  "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30:  "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31:  "too many links",
+	{27, "EFBIG", "file too large"},
-	32:  "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33:  "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34:  "result too large",
+	{30, "EROFS", "read-only file system"},
-	35:  "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36:  "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37:  "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38:  "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39:  "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40:  "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41:  "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42:  "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43:  "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44:  "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45:  "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46:  "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47:  "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48:  "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49:  "can't assign requested address",
+	{45, "ENOTSUP", "operation not supported"},
-	50:  "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51:  "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52:  "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53:  "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54:  "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55:  "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56:  "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57:  "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58:  "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59:  "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60:  "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61:  "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62:  "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63:  "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64:  "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65:  "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66:  "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67:  "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68:  "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69:  "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70:  "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71:  "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72:  "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73:  "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74:  "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75:  "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76:  "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77:  "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78:  "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79:  "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80:  "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81:  "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82:  "device power is off",
+	{78, "ENOSYS", "function not implemented"},
-	83:  "device error",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84:  "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85:  "bad executable (or shared library)",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86:  "bad CPU type in executable",
+	{82, "EPWROFF", "device power is off"},
-	87:  "shared library version mismatch",
+	{83, "EDEVERR", "device error"},
-	88:  "malformed Mach-o file",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89:  "operation canceled",
+	{85, "EBADEXEC", "bad executable (or shared library)"},
-	90:  "identifier removed",
+	{86, "EBADARCH", "bad CPU type in executable"},
-	91:  "no message of desired type",
+	{87, "ESHLIBVERS", "shared library version mismatch"},
-	92:  "illegal byte sequence",
+	{88, "EBADMACHO", "malformed Mach-o file"},
-	93:  "attribute not found",
+	{89, "ECANCELED", "operation canceled"},
-	94:  "bad message",
+	{90, "EIDRM", "identifier removed"},
-	95:  "EMULTIHOP (Reserved)",
+	{91, "ENOMSG", "no message of desired type"},
-	96:  "no message available on STREAM",
+	{92, "EILSEQ", "illegal byte sequence"},
-	97:  "ENOLINK (Reserved)",
+	{93, "ENOATTR", "attribute not found"},
-	98:  "no STREAM resources",
+	{94, "EBADMSG", "bad message"},
-	99:  "not a STREAM",
+	{95, "EMULTIHOP", "EMULTIHOP (Reserved)"},
-	100: "protocol error",
+	{96, "ENODATA", "no message available on STREAM"},
-	101: "STREAM ioctl timeout",
+	{97, "ENOLINK", "ENOLINK (Reserved)"},
-	102: "operation not supported on socket",
+	{98, "ENOSR", "no STREAM resources"},
-	103: "policy not found",
+	{99, "ENOSTR", "not a STREAM"},
-	104: "state not recoverable",
+	{100, "EPROTO", "protocol error"},
-	105: "previous owner died",
+	{101, "ETIME", "STREAM ioctl timeout"},
-	106: "interface output queue is full",
+	{102, "EOPNOTSUPP", "operation not supported on socket"},
+	{103, "ENOPOLICY", "policy not found"},
+	{104, "ENOTRECOVERABLE", "state not recoverable"},
+	{105, "EOWNERDEAD", "previous owner died"},
+	{106, "EQFULL", "interface output queue is full"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGABRT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
+	{28, "SIGWINCH", "window size changes"},
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
 }

vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go

@@ -49,6 +49,86 @@ const (
 	AF_UNSPEC                         = 0x0
 	AF_UTUN                           = 0x26
 	ALTWERASE                         = 0x200
+	ATTR_BIT_MAP_COUNT                = 0x5
+	ATTR_CMN_ACCESSMASK               = 0x20000
+	ATTR_CMN_ACCTIME                  = 0x1000
+	ATTR_CMN_ADDEDTIME                = 0x10000000
+	ATTR_CMN_BKUPTIME                 = 0x2000
+	ATTR_CMN_CHGTIME                  = 0x800
+	ATTR_CMN_CRTIME                   = 0x200
+	ATTR_CMN_DATA_PROTECT_FLAGS       = 0x40000000
+	ATTR_CMN_DEVID                    = 0x2
+	ATTR_CMN_DOCUMENT_ID              = 0x100000
+	ATTR_CMN_ERROR                    = 0x20000000
+	ATTR_CMN_EXTENDED_SECURITY        = 0x400000
+	ATTR_CMN_FILEID                   = 0x2000000
+	ATTR_CMN_FLAGS                    = 0x40000
+	ATTR_CMN_FNDRINFO                 = 0x4000
+	ATTR_CMN_FSID                     = 0x4
+	ATTR_CMN_FULLPATH                 = 0x8000000
+	ATTR_CMN_GEN_COUNT                = 0x80000
+	ATTR_CMN_GRPID                    = 0x10000
+	ATTR_CMN_GRPUUID                  = 0x1000000
+	ATTR_CMN_MODTIME                  = 0x400
+	ATTR_CMN_NAME                     = 0x1
+	ATTR_CMN_NAMEDATTRCOUNT           = 0x80000
+	ATTR_CMN_NAMEDATTRLIST            = 0x100000
+	ATTR_CMN_OBJID                    = 0x20
+	ATTR_CMN_OBJPERMANENTID           = 0x40
+	ATTR_CMN_OBJTAG                   = 0x10
+	ATTR_CMN_OBJTYPE                  = 0x8
+	ATTR_CMN_OWNERID                  = 0x8000
+	ATTR_CMN_PARENTID                 = 0x4000000
+	ATTR_CMN_PAROBJID                 = 0x80
+	ATTR_CMN_RETURNED_ATTRS           = 0x80000000
+	ATTR_CMN_SCRIPT                   = 0x100
+	ATTR_CMN_SETMASK                  = 0x41c7ff00
+	ATTR_CMN_USERACCESS               = 0x200000
+	ATTR_CMN_UUID                     = 0x800000
+	ATTR_CMN_VALIDMASK                = 0xffffffff
+	ATTR_CMN_VOLSETMASK               = 0x6700
+	ATTR_FILE_ALLOCSIZE               = 0x4
+	ATTR_FILE_CLUMPSIZE               = 0x10
+	ATTR_FILE_DATAALLOCSIZE           = 0x400
+	ATTR_FILE_DATAEXTENTS             = 0x800
+	ATTR_FILE_DATALENGTH              = 0x200
+	ATTR_FILE_DEVTYPE                 = 0x20
+	ATTR_FILE_FILETYPE                = 0x40
+	ATTR_FILE_FORKCOUNT               = 0x80
+	ATTR_FILE_FORKLIST                = 0x100
+	ATTR_FILE_IOBLOCKSIZE             = 0x8
+	ATTR_FILE_LINKCOUNT               = 0x1
+	ATTR_FILE_RSRCALLOCSIZE           = 0x2000
+	ATTR_FILE_RSRCEXTENTS             = 0x4000
+	ATTR_FILE_RSRCLENGTH              = 0x1000
+	ATTR_FILE_SETMASK                 = 0x20
+	ATTR_FILE_TOTALSIZE               = 0x2
+	ATTR_FILE_VALIDMASK               = 0x37ff
+	ATTR_VOL_ALLOCATIONCLUMP          = 0x40
+	ATTR_VOL_ATTRIBUTES               = 0x40000000
+	ATTR_VOL_CAPABILITIES             = 0x20000
+	ATTR_VOL_DIRCOUNT                 = 0x400
+	ATTR_VOL_ENCODINGSUSED            = 0x10000
+	ATTR_VOL_FILECOUNT                = 0x200
+	ATTR_VOL_FSTYPE                   = 0x1
+	ATTR_VOL_INFO                     = 0x80000000
+	ATTR_VOL_IOBLOCKSIZE              = 0x80
+	ATTR_VOL_MAXOBJCOUNT              = 0x800
+	ATTR_VOL_MINALLOCATION            = 0x20
+	ATTR_VOL_MOUNTEDDEVICE            = 0x8000
+	ATTR_VOL_MOUNTFLAGS               = 0x4000
+	ATTR_VOL_MOUNTPOINT               = 0x1000
+	ATTR_VOL_NAME                     = 0x2000
+	ATTR_VOL_OBJCOUNT                 = 0x100
+	ATTR_VOL_QUOTA_SIZE               = 0x10000000
+	ATTR_VOL_RESERVED_SIZE            = 0x20000000
+	ATTR_VOL_SETMASK                  = 0x80002000
+	ATTR_VOL_SIGNATURE                = 0x2
+	ATTR_VOL_SIZE                     = 0x4
+	ATTR_VOL_SPACEAVAIL               = 0x10
+	ATTR_VOL_SPACEFREE                = 0x8
+	ATTR_VOL_UUID                     = 0x40000
+	ATTR_VOL_VALIDMASK                = 0xf007ffff
 	B0                                = 0x0
 	B110                              = 0x6e
 	B115200                           = 0x1c200
@@ -169,6 +249,8 @@ const (
 	CSTOP                             = 0x13
 	CSTOPB                            = 0x400
 	CSUSP                             = 0x1a
+	CTL_HW                            = 0x6
+	CTL_KERN                          = 0x1
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
 	DLT_A429                          = 0xb8
@@ -390,6 +472,11 @@ const (
 	FF1                               = 0x4000
 	FFDLY                             = 0x4000
 	FLUSHO                            = 0x800000
+	FSOPT_ATTR_CMN_EXTENDED           = 0x20
+	FSOPT_NOFOLLOW                    = 0x1
+	FSOPT_NOINMEMUPDATE               = 0x2
+	FSOPT_PACK_INVAL_ATTRS            = 0x8
+	FSOPT_REPORT_FULLSIZE             = 0x4
 	F_ADDFILESIGS                     = 0x3d
 	F_ADDFILESIGS_FOR_DYLD_SIM        = 0x53
 	F_ADDFILESIGS_RETURN              = 0x61
@@ -425,6 +512,7 @@ const (
 	F_PATHPKG_CHECK                   = 0x34
 	F_PEOFPOSMODE                     = 0x3
 	F_PREALLOCATE                     = 0x2a
+	F_PUNCHHOLE                       = 0x63
 	F_RDADVISE                        = 0x2c
 	F_RDAHEAD                         = 0x2d
 	F_RDLCK                           = 0x1
@@ -441,10 +529,12 @@ const (
 	F_SINGLE_WRITER                   = 0x4c
 	F_THAW_FS                         = 0x36
 	F_TRANSCODEKEY                    = 0x4b
+	F_TRIM_ACTIVE_FILE                = 0x64
 	F_UNLCK                           = 0x2
 	F_VOLPOSMODE                      = 0x4
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
+	HW_MACHINE                        = 0x1
 	ICANON                            = 0x100
 	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
@@ -681,6 +771,7 @@ const (
 	IPV6_FAITH                        = 0x1d
 	IPV6_FLOWINFO_MASK                = 0xffffff0f
 	IPV6_FLOWLABEL_MASK               = 0xffff0f00
+	IPV6_FLOW_ECN_MASK                = 0x300
 	IPV6_FRAGTTL                      = 0x3c
 	IPV6_FW_ADD                       = 0x1e
 	IPV6_FW_DEL                       = 0x1f
@@ -771,6 +862,7 @@ const (
 	IP_RECVOPTS                       = 0x5
 	IP_RECVPKTINFO                    = 0x1a
 	IP_RECVRETOPTS                    = 0x6
+	IP_RECVTOS                        = 0x1b
 	IP_RECVTTL                        = 0x18
 	IP_RETOPTS                        = 0x8
 	IP_RF                             = 0x8000
@@ -789,6 +881,10 @@ const (
 	IXANY                             = 0x800
 	IXOFF                             = 0x400
 	IXON                              = 0x200
+	KERN_HOSTNAME                     = 0xa
+	KERN_OSRELEASE                    = 0x2
+	KERN_OSTYPE                       = 0x1
+	KERN_VERSION                      = 0x4
 	LOCK_EX                           = 0x2
 	LOCK_NB                           = 0x4
 	LOCK_SH                           = 0x1
@@ -1377,6 +1473,12 @@ const (
 	WORDSIZE                          = 0x40
 	WSTOPPED                          = 0x8
 	WUNTRACED                         = 0x2
+	XATTR_CREATE                      = 0x2
+	XATTR_NODEFAULT                   = 0x10
+	XATTR_NOFOLLOW                    = 0x1
+	XATTR_NOSECURITY                  = 0x8
+	XATTR_REPLACE                     = 0x4
+	XATTR_SHOWCOMPRESSION             = 0x20
 )
 
 // Errors
@@ -1528,146 +1630,154 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:   "operation not permitted",
+	num  syscall.Errno
-	2:   "no such file or directory",
+	name string
-	3:   "no such process",
+	desc string
-	4:   "interrupted system call",
+}{
-	5:   "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:   "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:   "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:   "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:   "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10:  "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11:  "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12:  "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13:  "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14:  "bad address",
+	{10, "ECHILD", "no child processes"},
-	15:  "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16:  "resource busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17:  "file exists",
+	{13, "EACCES", "permission denied"},
-	18:  "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19:  "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20:  "not a directory",
+	{16, "EBUSY", "resource busy"},
-	21:  "is a directory",
+	{17, "EEXIST", "file exists"},
-	22:  "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23:  "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24:  "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25:  "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26:  "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27:  "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28:  "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29:  "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30:  "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31:  "too many links",
+	{27, "EFBIG", "file too large"},
-	32:  "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33:  "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34:  "result too large",
+	{30, "EROFS", "read-only file system"},
-	35:  "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36:  "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37:  "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38:  "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39:  "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40:  "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41:  "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42:  "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43:  "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44:  "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45:  "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46:  "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47:  "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48:  "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49:  "can't assign requested address",
+	{45, "ENOTSUP", "operation not supported"},
-	50:  "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51:  "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52:  "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53:  "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54:  "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55:  "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56:  "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57:  "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58:  "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59:  "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60:  "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61:  "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62:  "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63:  "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64:  "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65:  "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66:  "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67:  "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68:  "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69:  "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70:  "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71:  "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72:  "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73:  "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74:  "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75:  "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76:  "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77:  "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78:  "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79:  "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80:  "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81:  "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82:  "device power is off",
+	{78, "ENOSYS", "function not implemented"},
-	83:  "device error",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84:  "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85:  "bad executable (or shared library)",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86:  "bad CPU type in executable",
+	{82, "EPWROFF", "device power is off"},
-	87:  "shared library version mismatch",
+	{83, "EDEVERR", "device error"},
-	88:  "malformed Mach-o file",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89:  "operation canceled",
+	{85, "EBADEXEC", "bad executable (or shared library)"},
-	90:  "identifier removed",
+	{86, "EBADARCH", "bad CPU type in executable"},
-	91:  "no message of desired type",
+	{87, "ESHLIBVERS", "shared library version mismatch"},
-	92:  "illegal byte sequence",
+	{88, "EBADMACHO", "malformed Mach-o file"},
-	93:  "attribute not found",
+	{89, "ECANCELED", "operation canceled"},
-	94:  "bad message",
+	{90, "EIDRM", "identifier removed"},
-	95:  "EMULTIHOP (Reserved)",
+	{91, "ENOMSG", "no message of desired type"},
-	96:  "no message available on STREAM",
+	{92, "EILSEQ", "illegal byte sequence"},
-	97:  "ENOLINK (Reserved)",
+	{93, "ENOATTR", "attribute not found"},
-	98:  "no STREAM resources",
+	{94, "EBADMSG", "bad message"},
-	99:  "not a STREAM",
+	{95, "EMULTIHOP", "EMULTIHOP (Reserved)"},
-	100: "protocol error",
+	{96, "ENODATA", "no message available on STREAM"},
-	101: "STREAM ioctl timeout",
+	{97, "ENOLINK", "ENOLINK (Reserved)"},
-	102: "operation not supported on socket",
+	{98, "ENOSR", "no STREAM resources"},
-	103: "policy not found",
+	{99, "ENOSTR", "not a STREAM"},
-	104: "state not recoverable",
+	{100, "EPROTO", "protocol error"},
-	105: "previous owner died",
+	{101, "ETIME", "STREAM ioctl timeout"},
-	106: "interface output queue is full",
+	{102, "EOPNOTSUPP", "operation not supported on socket"},
+	{103, "ENOPOLICY", "policy not found"},
+	{104, "ENOTRECOVERABLE", "state not recoverable"},
+	{105, "EOWNERDEAD", "previous owner died"},
+	{106, "EQFULL", "interface output queue is full"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGABRT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
+	{28, "SIGWINCH", "window size changes"},
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
 }

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

@@ -49,6 +49,86 @@ const (
 	AF_UNSPEC                         = 0x0
 	AF_UTUN                           = 0x26
 	ALTWERASE                         = 0x200
+	ATTR_BIT_MAP_COUNT                = 0x5
+	ATTR_CMN_ACCESSMASK               = 0x20000
+	ATTR_CMN_ACCTIME                  = 0x1000
+	ATTR_CMN_ADDEDTIME                = 0x10000000
+	ATTR_CMN_BKUPTIME                 = 0x2000
+	ATTR_CMN_CHGTIME                  = 0x800
+	ATTR_CMN_CRTIME                   = 0x200
+	ATTR_CMN_DATA_PROTECT_FLAGS       = 0x40000000
+	ATTR_CMN_DEVID                    = 0x2
+	ATTR_CMN_DOCUMENT_ID              = 0x100000
+	ATTR_CMN_ERROR                    = 0x20000000
+	ATTR_CMN_EXTENDED_SECURITY        = 0x400000
+	ATTR_CMN_FILEID                   = 0x2000000
+	ATTR_CMN_FLAGS                    = 0x40000
+	ATTR_CMN_FNDRINFO                 = 0x4000
+	ATTR_CMN_FSID                     = 0x4
+	ATTR_CMN_FULLPATH                 = 0x8000000
+	ATTR_CMN_GEN_COUNT                = 0x80000
+	ATTR_CMN_GRPID                    = 0x10000
+	ATTR_CMN_GRPUUID                  = 0x1000000
+	ATTR_CMN_MODTIME                  = 0x400
+	ATTR_CMN_NAME                     = 0x1
+	ATTR_CMN_NAMEDATTRCOUNT           = 0x80000
+	ATTR_CMN_NAMEDATTRLIST            = 0x100000
+	ATTR_CMN_OBJID                    = 0x20
+	ATTR_CMN_OBJPERMANENTID           = 0x40
+	ATTR_CMN_OBJTAG                   = 0x10
+	ATTR_CMN_OBJTYPE                  = 0x8
+	ATTR_CMN_OWNERID                  = 0x8000
+	ATTR_CMN_PARENTID                 = 0x4000000
+	ATTR_CMN_PAROBJID                 = 0x80
+	ATTR_CMN_RETURNED_ATTRS           = 0x80000000
+	ATTR_CMN_SCRIPT                   = 0x100
+	ATTR_CMN_SETMASK                  = 0x41c7ff00
+	ATTR_CMN_USERACCESS               = 0x200000
+	ATTR_CMN_UUID                     = 0x800000
+	ATTR_CMN_VALIDMASK                = 0xffffffff
+	ATTR_CMN_VOLSETMASK               = 0x6700
+	ATTR_FILE_ALLOCSIZE               = 0x4
+	ATTR_FILE_CLUMPSIZE               = 0x10
+	ATTR_FILE_DATAALLOCSIZE           = 0x400
+	ATTR_FILE_DATAEXTENTS             = 0x800
+	ATTR_FILE_DATALENGTH              = 0x200
+	ATTR_FILE_DEVTYPE                 = 0x20
+	ATTR_FILE_FILETYPE                = 0x40
+	ATTR_FILE_FORKCOUNT               = 0x80
+	ATTR_FILE_FORKLIST                = 0x100
+	ATTR_FILE_IOBLOCKSIZE             = 0x8
+	ATTR_FILE_LINKCOUNT               = 0x1
+	ATTR_FILE_RSRCALLOCSIZE           = 0x2000
+	ATTR_FILE_RSRCEXTENTS             = 0x4000
+	ATTR_FILE_RSRCLENGTH              = 0x1000
+	ATTR_FILE_SETMASK                 = 0x20
+	ATTR_FILE_TOTALSIZE               = 0x2
+	ATTR_FILE_VALIDMASK               = 0x37ff
+	ATTR_VOL_ALLOCATIONCLUMP          = 0x40
+	ATTR_VOL_ATTRIBUTES               = 0x40000000
+	ATTR_VOL_CAPABILITIES             = 0x20000
+	ATTR_VOL_DIRCOUNT                 = 0x400
+	ATTR_VOL_ENCODINGSUSED            = 0x10000
+	ATTR_VOL_FILECOUNT                = 0x200
+	ATTR_VOL_FSTYPE                   = 0x1
+	ATTR_VOL_INFO                     = 0x80000000
+	ATTR_VOL_IOBLOCKSIZE              = 0x80
+	ATTR_VOL_MAXOBJCOUNT              = 0x800
+	ATTR_VOL_MINALLOCATION            = 0x20
+	ATTR_VOL_MOUNTEDDEVICE            = 0x8000
+	ATTR_VOL_MOUNTFLAGS               = 0x4000
+	ATTR_VOL_MOUNTPOINT               = 0x1000
+	ATTR_VOL_NAME                     = 0x2000
+	ATTR_VOL_OBJCOUNT                 = 0x100
+	ATTR_VOL_QUOTA_SIZE               = 0x10000000
+	ATTR_VOL_RESERVED_SIZE            = 0x20000000
+	ATTR_VOL_SETMASK                  = 0x80002000
+	ATTR_VOL_SIGNATURE                = 0x2
+	ATTR_VOL_SIZE                     = 0x4
+	ATTR_VOL_SPACEAVAIL               = 0x10
+	ATTR_VOL_SPACEFREE                = 0x8
+	ATTR_VOL_UUID                     = 0x40000
+	ATTR_VOL_VALIDMASK                = 0xf007ffff
 	B0                                = 0x0
 	B110                              = 0x6e
 	B115200                           = 0x1c200
@@ -169,6 +249,8 @@ const (
 	CSTOP                             = 0x13
 	CSTOPB                            = 0x400
 	CSUSP                             = 0x1a
+	CTL_HW                            = 0x6
+	CTL_KERN                          = 0x1
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
 	DLT_A429                          = 0xb8
@@ -390,6 +472,11 @@ const (
 	FF1                               = 0x4000
 	FFDLY                             = 0x4000
 	FLUSHO                            = 0x800000
+	FSOPT_ATTR_CMN_EXTENDED           = 0x20
+	FSOPT_NOFOLLOW                    = 0x1
+	FSOPT_NOINMEMUPDATE               = 0x2
+	FSOPT_PACK_INVAL_ATTRS            = 0x8
+	FSOPT_REPORT_FULLSIZE             = 0x4
 	F_ADDFILESIGS                     = 0x3d
 	F_ADDFILESIGS_FOR_DYLD_SIM        = 0x53
 	F_ADDFILESIGS_RETURN              = 0x61
@@ -425,6 +512,7 @@ const (
 	F_PATHPKG_CHECK                   = 0x34
 	F_PEOFPOSMODE                     = 0x3
 	F_PREALLOCATE                     = 0x2a
+	F_PUNCHHOLE                       = 0x63
 	F_RDADVISE                        = 0x2c
 	F_RDAHEAD                         = 0x2d
 	F_RDLCK                           = 0x1
@@ -441,10 +529,12 @@ const (
 	F_SINGLE_WRITER                   = 0x4c
 	F_THAW_FS                         = 0x36
 	F_TRANSCODEKEY                    = 0x4b
+	F_TRIM_ACTIVE_FILE                = 0x64
 	F_UNLCK                           = 0x2
 	F_VOLPOSMODE                      = 0x4
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
+	HW_MACHINE                        = 0x1
 	ICANON                            = 0x100
 	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
@@ -681,6 +771,7 @@ const (
 	IPV6_FAITH                        = 0x1d
 	IPV6_FLOWINFO_MASK                = 0xffffff0f
 	IPV6_FLOWLABEL_MASK               = 0xffff0f00
+	IPV6_FLOW_ECN_MASK                = 0x300
 	IPV6_FRAGTTL                      = 0x3c
 	IPV6_FW_ADD                       = 0x1e
 	IPV6_FW_DEL                       = 0x1f
@@ -771,6 +862,7 @@ const (
 	IP_RECVOPTS                       = 0x5
 	IP_RECVPKTINFO                    = 0x1a
 	IP_RECVRETOPTS                    = 0x6
+	IP_RECVTOS                        = 0x1b
 	IP_RECVTTL                        = 0x18
 	IP_RETOPTS                        = 0x8
 	IP_RF                             = 0x8000
@@ -789,6 +881,10 @@ const (
 	IXANY                             = 0x800
 	IXOFF                             = 0x400
 	IXON                              = 0x200
+	KERN_HOSTNAME                     = 0xa
+	KERN_OSRELEASE                    = 0x2
+	KERN_OSTYPE                       = 0x1
+	KERN_VERSION                      = 0x4
 	LOCK_EX                           = 0x2
 	LOCK_NB                           = 0x4
 	LOCK_SH                           = 0x1
@@ -1377,6 +1473,12 @@ const (
 	WORDSIZE                          = 0x40
 	WSTOPPED                          = 0x8
 	WUNTRACED                         = 0x2
+	XATTR_CREATE                      = 0x2
+	XATTR_NODEFAULT                   = 0x10
+	XATTR_NOFOLLOW                    = 0x1
+	XATTR_NOSECURITY                  = 0x8
+	XATTR_REPLACE                     = 0x4
+	XATTR_SHOWCOMPRESSION             = 0x20
 )
 
 // Errors
@@ -1528,146 +1630,154 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:   "operation not permitted",
+	num  syscall.Errno
-	2:   "no such file or directory",
+	name string
-	3:   "no such process",
+	desc string
-	4:   "interrupted system call",
+}{
-	5:   "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:   "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:   "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:   "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:   "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10:  "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11:  "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12:  "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13:  "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14:  "bad address",
+	{10, "ECHILD", "no child processes"},
-	15:  "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16:  "resource busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17:  "file exists",
+	{13, "EACCES", "permission denied"},
-	18:  "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19:  "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20:  "not a directory",
+	{16, "EBUSY", "resource busy"},
-	21:  "is a directory",
+	{17, "EEXIST", "file exists"},
-	22:  "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23:  "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24:  "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25:  "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26:  "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27:  "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28:  "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29:  "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30:  "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31:  "too many links",
+	{27, "EFBIG", "file too large"},
-	32:  "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33:  "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34:  "result too large",
+	{30, "EROFS", "read-only file system"},
-	35:  "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36:  "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37:  "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38:  "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39:  "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40:  "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41:  "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42:  "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43:  "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44:  "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45:  "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46:  "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47:  "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48:  "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49:  "can't assign requested address",
+	{45, "ENOTSUP", "operation not supported"},
-	50:  "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51:  "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52:  "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53:  "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54:  "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55:  "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56:  "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57:  "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58:  "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59:  "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60:  "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61:  "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62:  "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63:  "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64:  "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65:  "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66:  "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67:  "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68:  "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69:  "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70:  "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71:  "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72:  "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73:  "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74:  "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75:  "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76:  "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77:  "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78:  "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79:  "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80:  "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81:  "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82:  "device power is off",
+	{78, "ENOSYS", "function not implemented"},
-	83:  "device error",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84:  "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85:  "bad executable (or shared library)",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86:  "bad CPU type in executable",
+	{82, "EPWROFF", "device power is off"},
-	87:  "shared library version mismatch",
+	{83, "EDEVERR", "device error"},
-	88:  "malformed Mach-o file",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89:  "operation canceled",
+	{85, "EBADEXEC", "bad executable (or shared library)"},
-	90:  "identifier removed",
+	{86, "EBADARCH", "bad CPU type in executable"},
-	91:  "no message of desired type",
+	{87, "ESHLIBVERS", "shared library version mismatch"},
-	92:  "illegal byte sequence",
+	{88, "EBADMACHO", "malformed Mach-o file"},
-	93:  "attribute not found",
+	{89, "ECANCELED", "operation canceled"},
-	94:  "bad message",
+	{90, "EIDRM", "identifier removed"},
-	95:  "EMULTIHOP (Reserved)",
+	{91, "ENOMSG", "no message of desired type"},
-	96:  "no message available on STREAM",
+	{92, "EILSEQ", "illegal byte sequence"},
-	97:  "ENOLINK (Reserved)",
+	{93, "ENOATTR", "attribute not found"},
-	98:  "no STREAM resources",
+	{94, "EBADMSG", "bad message"},
-	99:  "not a STREAM",
+	{95, "EMULTIHOP", "EMULTIHOP (Reserved)"},
-	100: "protocol error",
+	{96, "ENODATA", "no message available on STREAM"},
-	101: "STREAM ioctl timeout",
+	{97, "ENOLINK", "ENOLINK (Reserved)"},
-	102: "operation not supported on socket",
+	{98, "ENOSR", "no STREAM resources"},
-	103: "policy not found",
+	{99, "ENOSTR", "not a STREAM"},
-	104: "state not recoverable",
+	{100, "EPROTO", "protocol error"},
-	105: "previous owner died",
+	{101, "ETIME", "STREAM ioctl timeout"},
-	106: "interface output queue is full",
+	{102, "EOPNOTSUPP", "operation not supported on socket"},
+	{103, "ENOPOLICY", "policy not found"},
+	{104, "ENOTRECOVERABLE", "state not recoverable"},
+	{105, "EOWNERDEAD", "previous owner died"},
+	{106, "EQFULL", "interface output queue is full"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGABRT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
+	{28, "SIGWINCH", "window size changes"},
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
 }

vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go

@@ -49,6 +49,86 @@ const (
 	AF_UNSPEC                         = 0x0
 	AF_UTUN                           = 0x26
 	ALTWERASE                         = 0x200
+	ATTR_BIT_MAP_COUNT                = 0x5
+	ATTR_CMN_ACCESSMASK               = 0x20000
+	ATTR_CMN_ACCTIME                  = 0x1000
+	ATTR_CMN_ADDEDTIME                = 0x10000000
+	ATTR_CMN_BKUPTIME                 = 0x2000
+	ATTR_CMN_CHGTIME                  = 0x800
+	ATTR_CMN_CRTIME                   = 0x200
+	ATTR_CMN_DATA_PROTECT_FLAGS       = 0x40000000
+	ATTR_CMN_DEVID                    = 0x2
+	ATTR_CMN_DOCUMENT_ID              = 0x100000
+	ATTR_CMN_ERROR                    = 0x20000000
+	ATTR_CMN_EXTENDED_SECURITY        = 0x400000
+	ATTR_CMN_FILEID                   = 0x2000000
+	ATTR_CMN_FLAGS                    = 0x40000
+	ATTR_CMN_FNDRINFO                 = 0x4000
+	ATTR_CMN_FSID                     = 0x4
+	ATTR_CMN_FULLPATH                 = 0x8000000
+	ATTR_CMN_GEN_COUNT                = 0x80000
+	ATTR_CMN_GRPID                    = 0x10000
+	ATTR_CMN_GRPUUID                  = 0x1000000
+	ATTR_CMN_MODTIME                  = 0x400
+	ATTR_CMN_NAME                     = 0x1
+	ATTR_CMN_NAMEDATTRCOUNT           = 0x80000
+	ATTR_CMN_NAMEDATTRLIST            = 0x100000
+	ATTR_CMN_OBJID                    = 0x20
+	ATTR_CMN_OBJPERMANENTID           = 0x40
+	ATTR_CMN_OBJTAG                   = 0x10
+	ATTR_CMN_OBJTYPE                  = 0x8
+	ATTR_CMN_OWNERID                  = 0x8000
+	ATTR_CMN_PARENTID                 = 0x4000000
+	ATTR_CMN_PAROBJID                 = 0x80
+	ATTR_CMN_RETURNED_ATTRS           = 0x80000000
+	ATTR_CMN_SCRIPT                   = 0x100
+	ATTR_CMN_SETMASK                  = 0x41c7ff00
+	ATTR_CMN_USERACCESS               = 0x200000
+	ATTR_CMN_UUID                     = 0x800000
+	ATTR_CMN_VALIDMASK                = 0xffffffff
+	ATTR_CMN_VOLSETMASK               = 0x6700
+	ATTR_FILE_ALLOCSIZE               = 0x4
+	ATTR_FILE_CLUMPSIZE               = 0x10
+	ATTR_FILE_DATAALLOCSIZE           = 0x400
+	ATTR_FILE_DATAEXTENTS             = 0x800
+	ATTR_FILE_DATALENGTH              = 0x200
+	ATTR_FILE_DEVTYPE                 = 0x20
+	ATTR_FILE_FILETYPE                = 0x40
+	ATTR_FILE_FORKCOUNT               = 0x80
+	ATTR_FILE_FORKLIST                = 0x100
+	ATTR_FILE_IOBLOCKSIZE             = 0x8
+	ATTR_FILE_LINKCOUNT               = 0x1
+	ATTR_FILE_RSRCALLOCSIZE           = 0x2000
+	ATTR_FILE_RSRCEXTENTS             = 0x4000
+	ATTR_FILE_RSRCLENGTH              = 0x1000
+	ATTR_FILE_SETMASK                 = 0x20
+	ATTR_FILE_TOTALSIZE               = 0x2
+	ATTR_FILE_VALIDMASK               = 0x37ff
+	ATTR_VOL_ALLOCATIONCLUMP          = 0x40
+	ATTR_VOL_ATTRIBUTES               = 0x40000000
+	ATTR_VOL_CAPABILITIES             = 0x20000
+	ATTR_VOL_DIRCOUNT                 = 0x400
+	ATTR_VOL_ENCODINGSUSED            = 0x10000
+	ATTR_VOL_FILECOUNT                = 0x200
+	ATTR_VOL_FSTYPE                   = 0x1
+	ATTR_VOL_INFO                     = 0x80000000
+	ATTR_VOL_IOBLOCKSIZE              = 0x80
+	ATTR_VOL_MAXOBJCOUNT              = 0x800
+	ATTR_VOL_MINALLOCATION            = 0x20
+	ATTR_VOL_MOUNTEDDEVICE            = 0x8000
+	ATTR_VOL_MOUNTFLAGS               = 0x4000
+	ATTR_VOL_MOUNTPOINT               = 0x1000
+	ATTR_VOL_NAME                     = 0x2000
+	ATTR_VOL_OBJCOUNT                 = 0x100
+	ATTR_VOL_QUOTA_SIZE               = 0x10000000
+	ATTR_VOL_RESERVED_SIZE            = 0x20000000
+	ATTR_VOL_SETMASK                  = 0x80002000
+	ATTR_VOL_SIGNATURE                = 0x2
+	ATTR_VOL_SIZE                     = 0x4
+	ATTR_VOL_SPACEAVAIL               = 0x10
+	ATTR_VOL_SPACEFREE                = 0x8
+	ATTR_VOL_UUID                     = 0x40000
+	ATTR_VOL_VALIDMASK                = 0xf007ffff
 	B0                                = 0x0
 	B110                              = 0x6e
 	B115200                           = 0x1c200
@@ -169,6 +249,8 @@ const (
 	CSTOP                             = 0x13
 	CSTOPB                            = 0x400
 	CSUSP                             = 0x1a
+	CTL_HW                            = 0x6
+	CTL_KERN                          = 0x1
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
 	DLT_A429                          = 0xb8
@@ -390,6 +472,11 @@ const (
 	FF1                               = 0x4000
 	FFDLY                             = 0x4000
 	FLUSHO                            = 0x800000
+	FSOPT_ATTR_CMN_EXTENDED           = 0x20
+	FSOPT_NOFOLLOW                    = 0x1
+	FSOPT_NOINMEMUPDATE               = 0x2
+	FSOPT_PACK_INVAL_ATTRS            = 0x8
+	FSOPT_REPORT_FULLSIZE             = 0x4
 	F_ADDFILESIGS                     = 0x3d
 	F_ADDFILESIGS_FOR_DYLD_SIM        = 0x53
 	F_ADDFILESIGS_RETURN              = 0x61
@@ -425,6 +512,7 @@ const (
 	F_PATHPKG_CHECK                   = 0x34
 	F_PEOFPOSMODE                     = 0x3
 	F_PREALLOCATE                     = 0x2a
+	F_PUNCHHOLE                       = 0x63
 	F_RDADVISE                        = 0x2c
 	F_RDAHEAD                         = 0x2d
 	F_RDLCK                           = 0x1
@@ -441,10 +529,12 @@ const (
 	F_SINGLE_WRITER                   = 0x4c
 	F_THAW_FS                         = 0x36
 	F_TRANSCODEKEY                    = 0x4b
+	F_TRIM_ACTIVE_FILE                = 0x64
 	F_UNLCK                           = 0x2
 	F_VOLPOSMODE                      = 0x4
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
+	HW_MACHINE                        = 0x1
 	ICANON                            = 0x100
 	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
@@ -681,6 +771,7 @@ const (
 	IPV6_FAITH                        = 0x1d
 	IPV6_FLOWINFO_MASK                = 0xffffff0f
 	IPV6_FLOWLABEL_MASK               = 0xffff0f00
+	IPV6_FLOW_ECN_MASK                = 0x300
 	IPV6_FRAGTTL                      = 0x3c
 	IPV6_FW_ADD                       = 0x1e
 	IPV6_FW_DEL                       = 0x1f
@@ -771,6 +862,7 @@ const (
 	IP_RECVOPTS                       = 0x5
 	IP_RECVPKTINFO                    = 0x1a
 	IP_RECVRETOPTS                    = 0x6
+	IP_RECVTOS                        = 0x1b
 	IP_RECVTTL                        = 0x18
 	IP_RETOPTS                        = 0x8
 	IP_RF                             = 0x8000
@@ -789,6 +881,10 @@ const (
 	IXANY                             = 0x800
 	IXOFF                             = 0x400
 	IXON                              = 0x200
+	KERN_HOSTNAME                     = 0xa
+	KERN_OSRELEASE                    = 0x2
+	KERN_OSTYPE                       = 0x1
+	KERN_VERSION                      = 0x4
 	LOCK_EX                           = 0x2
 	LOCK_NB                           = 0x4
 	LOCK_SH                           = 0x1
@@ -1377,6 +1473,12 @@ const (
 	WORDSIZE                          = 0x40
 	WSTOPPED                          = 0x8
 	WUNTRACED                         = 0x2
+	XATTR_CREATE                      = 0x2
+	XATTR_NODEFAULT                   = 0x10
+	XATTR_NOFOLLOW                    = 0x1
+	XATTR_NOSECURITY                  = 0x8
+	XATTR_REPLACE                     = 0x4
+	XATTR_SHOWCOMPRESSION             = 0x20
 )
 
 // Errors
@@ -1528,146 +1630,154 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:   "operation not permitted",
+	num  syscall.Errno
-	2:   "no such file or directory",
+	name string
-	3:   "no such process",
+	desc string
-	4:   "interrupted system call",
+}{
-	5:   "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:   "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:   "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:   "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:   "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10:  "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11:  "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12:  "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13:  "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14:  "bad address",
+	{10, "ECHILD", "no child processes"},
-	15:  "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16:  "resource busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17:  "file exists",
+	{13, "EACCES", "permission denied"},
-	18:  "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19:  "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20:  "not a directory",
+	{16, "EBUSY", "resource busy"},
-	21:  "is a directory",
+	{17, "EEXIST", "file exists"},
-	22:  "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23:  "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24:  "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25:  "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26:  "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27:  "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28:  "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29:  "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30:  "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31:  "too many links",
+	{27, "EFBIG", "file too large"},
-	32:  "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33:  "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34:  "result too large",
+	{30, "EROFS", "read-only file system"},
-	35:  "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36:  "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37:  "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38:  "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39:  "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40:  "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41:  "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42:  "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43:  "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44:  "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45:  "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46:  "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47:  "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48:  "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49:  "can't assign requested address",
+	{45, "ENOTSUP", "operation not supported"},
-	50:  "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51:  "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52:  "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53:  "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54:  "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55:  "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56:  "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57:  "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58:  "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59:  "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60:  "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61:  "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62:  "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63:  "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64:  "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65:  "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66:  "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67:  "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68:  "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69:  "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70:  "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71:  "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72:  "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73:  "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74:  "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75:  "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76:  "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77:  "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78:  "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79:  "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80:  "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81:  "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82:  "device power is off",
+	{78, "ENOSYS", "function not implemented"},
-	83:  "device error",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84:  "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85:  "bad executable (or shared library)",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86:  "bad CPU type in executable",
+	{82, "EPWROFF", "device power is off"},
-	87:  "shared library version mismatch",
+	{83, "EDEVERR", "device error"},
-	88:  "malformed Mach-o file",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89:  "operation canceled",
+	{85, "EBADEXEC", "bad executable (or shared library)"},
-	90:  "identifier removed",
+	{86, "EBADARCH", "bad CPU type in executable"},
-	91:  "no message of desired type",
+	{87, "ESHLIBVERS", "shared library version mismatch"},
-	92:  "illegal byte sequence",
+	{88, "EBADMACHO", "malformed Mach-o file"},
-	93:  "attribute not found",
+	{89, "ECANCELED", "operation canceled"},
-	94:  "bad message",
+	{90, "EIDRM", "identifier removed"},
-	95:  "EMULTIHOP (Reserved)",
+	{91, "ENOMSG", "no message of desired type"},
-	96:  "no message available on STREAM",
+	{92, "EILSEQ", "illegal byte sequence"},
-	97:  "ENOLINK (Reserved)",
+	{93, "ENOATTR", "attribute not found"},
-	98:  "no STREAM resources",
+	{94, "EBADMSG", "bad message"},
-	99:  "not a STREAM",
+	{95, "EMULTIHOP", "EMULTIHOP (Reserved)"},
-	100: "protocol error",
+	{96, "ENODATA", "no message available on STREAM"},
-	101: "STREAM ioctl timeout",
+	{97, "ENOLINK", "ENOLINK (Reserved)"},
-	102: "operation not supported on socket",
+	{98, "ENOSR", "no STREAM resources"},
-	103: "policy not found",
+	{99, "ENOSTR", "not a STREAM"},
-	104: "state not recoverable",
+	{100, "EPROTO", "protocol error"},
-	105: "previous owner died",
+	{101, "ETIME", "STREAM ioctl timeout"},
-	106: "interface output queue is full",
+	{102, "EOPNOTSUPP", "operation not supported on socket"},
+	{103, "ENOPOLICY", "policy not found"},
+	{104, "ENOTRECOVERABLE", "state not recoverable"},
+	{105, "EOWNERDEAD", "previous owner died"},
+	{106, "EQFULL", "interface output queue is full"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGABRT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
+	{28, "SIGWINCH", "window size changes"},
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
 }

vendor/golang.org/x/sys/unix/zerrors_dragonfly_amd64.go

@@ -168,6 +168,8 @@ const (
 	CSTOP                             = 0x13
 	CSTOPB                            = 0x400
 	CSUSP                             = 0x1a
+	CTL_HW                            = 0x6
+	CTL_KERN                          = 0x1
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
 	DLT_A429                          = 0xb8
@@ -353,6 +355,7 @@ const (
 	F_UNLCK                           = 0x2
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
+	HW_MACHINE                        = 0x1
 	ICANON                            = 0x100
 	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
@@ -835,6 +838,10 @@ const (
 	IXANY                             = 0x800
 	IXOFF                             = 0x400
 	IXON                              = 0x200
+	KERN_HOSTNAME                     = 0xa
+	KERN_OSRELEASE                    = 0x2
+	KERN_OSTYPE                       = 0x1
+	KERN_VERSION                      = 0x4
 	LOCK_EX                           = 0x2
 	LOCK_NB                           = 0x4
 	LOCK_SH                           = 0x1
@@ -973,7 +980,10 @@ const (
 	RLIMIT_CPU                        = 0x0
 	RLIMIT_DATA                       = 0x2
 	RLIMIT_FSIZE                      = 0x1
+	RLIMIT_MEMLOCK                    = 0x6
 	RLIMIT_NOFILE                     = 0x8
+	RLIMIT_NPROC                      = 0x7
+	RLIMIT_RSS                        = 0x5
 	RLIMIT_STACK                      = 0x3
 	RLIM_INFINITY                     = 0x7fffffffffffffff
 	RTAX_AUTHOR                       = 0x6
@@ -1427,142 +1437,150 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:  "operation not permitted",
+	num  syscall.Errno
-	2:  "no such file or directory",
+	name string
-	3:  "no such process",
+	desc string
-	4:  "interrupted system call",
+}{
-	5:  "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:  "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:  "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:  "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:  "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10: "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11: "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12: "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13: "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14: "bad address",
+	{10, "ECHILD", "no child processes"},
-	15: "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16: "device busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17: "file exists",
+	{13, "EACCES", "permission denied"},
-	18: "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19: "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20: "not a directory",
+	{16, "EBUSY", "device busy"},
-	21: "is a directory",
+	{17, "EEXIST", "file exists"},
-	22: "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23: "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24: "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25: "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26: "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27: "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28: "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29: "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30: "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31: "too many links",
+	{27, "EFBIG", "file too large"},
-	32: "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33: "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34: "result too large",
+	{30, "EROFS", "read-only file system"},
-	35: "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36: "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37: "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38: "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39: "destination address required",
+	{35, "EWOULDBLOCK", "resource temporarily unavailable"},
-	40: "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41: "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42: "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43: "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44: "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45: "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46: "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47: "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48: "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49: "can't assign requested address",
+	{45, "EOPNOTSUPP", "operation not supported"},
-	50: "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51: "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52: "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53: "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54: "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55: "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56: "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57: "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58: "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59: "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60: "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61: "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62: "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63: "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64: "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65: "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66: "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67: "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68: "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69: "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70: "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71: "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72: "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73: "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74: "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75: "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76: "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77: "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78: "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79: "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80: "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81: "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82: "identifier removed",
+	{78, "ENOSYS", "function not implemented"},
-	83: "no message of desired type",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84: "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85: "operation canceled",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86: "illegal byte sequence",
+	{82, "EIDRM", "identifier removed"},
-	87: "attribute not found",
+	{83, "ENOMSG", "no message of desired type"},
-	88: "programming error",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89: "bad message",
+	{85, "ECANCELED", "operation canceled"},
-	90: "multihop attempted",
+	{86, "EILSEQ", "illegal byte sequence"},
-	91: "link has been severed",
+	{87, "ENOATTR", "attribute not found"},
-	92: "protocol error",
+	{88, "EDOOFUS", "programming error"},
-	93: "no medium found",
+	{89, "EBADMSG", "bad message"},
-	94: "unknown error: 94",
+	{90, "EMULTIHOP", "multihop attempted"},
-	95: "unknown error: 95",
+	{91, "ENOLINK", "link has been severed"},
-	96: "unknown error: 96",
+	{92, "EPROTO", "protocol error"},
-	97: "unknown error: 97",
+	{93, "ENOMEDIUM", "no medium found"},
-	98: "unknown error: 98",
+	{94, "EUNUSED94", "unknown error: 94"},
-	99: "unknown error: 99",
+	{95, "EUNUSED95", "unknown error: 95"},
+	{96, "EUNUSED96", "unknown error: 96"},
+	{97, "EUNUSED97", "unknown error: 97"},
+	{98, "EUNUSED98", "unknown error: 98"},
+	{99, "ELAST", "unknown error: 99"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGIOT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
-	32: "thread Scheduler",
+	{28, "SIGWINCH", "window size changes"},
-	33: "checkPoint",
+	{29, "SIGINFO", "information request"},
-	34: "checkPointExit",
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
+	{32, "SIGTHR", "thread Scheduler"},
+	{33, "SIGCKPT", "checkPoint"},
+	{34, "SIGCKPTEXIT", "checkPointExit"},
 }

vendor/golang.org/x/sys/unix/zerrors_freebsd_386.go

@@ -351,6 +351,8 @@ const (
 	CSTOP                          = 0x13
 	CSTOPB                         = 0x400
 	CSUSP                          = 0x1a
+	CTL_HW                         = 0x6
+	CTL_KERN                       = 0x1
 	CTL_MAXNAME                    = 0x18
 	CTL_NET                        = 0x4
 	DLT_A429                       = 0xb8
@@ -608,6 +610,7 @@ const (
 	F_UNLCKSYS                     = 0x4
 	F_WRLCK                        = 0x3
 	HUPCL                          = 0x4000
+	HW_MACHINE                     = 0x1
 	ICANON                         = 0x100
 	ICMP6_FILTER                   = 0x12
 	ICRNL                          = 0x100
@@ -944,6 +947,10 @@ const (
 	IXANY                          = 0x800
 	IXOFF                          = 0x400
 	IXON                           = 0x200
+	KERN_HOSTNAME                  = 0xa
+	KERN_OSRELEASE                 = 0x2
+	KERN_OSTYPE                    = 0x1
+	KERN_VERSION                   = 0x4
 	LOCK_EX                        = 0x2
 	LOCK_NB                        = 0x4
 	LOCK_SH                        = 0x1
@@ -981,6 +988,49 @@ const (
 	MAP_STACK                      = 0x400
 	MCL_CURRENT                    = 0x1
 	MCL_FUTURE                     = 0x2
+	MNT_ACLS                       = 0x8000000
+	MNT_ASYNC                      = 0x40
+	MNT_AUTOMOUNTED                = 0x200000000
+	MNT_BYFSID                     = 0x8000000
+	MNT_CMDFLAGS                   = 0xd0f0000
+	MNT_DEFEXPORTED                = 0x200
+	MNT_DELEXPORT                  = 0x20000
+	MNT_EXKERB                     = 0x800
+	MNT_EXPORTANON                 = 0x400
+	MNT_EXPORTED                   = 0x100
+	MNT_EXPUBLIC                   = 0x20000000
+	MNT_EXRDONLY                   = 0x80
+	MNT_FORCE                      = 0x80000
+	MNT_GJOURNAL                   = 0x2000000
+	MNT_IGNORE                     = 0x800000
+	MNT_LAZY                       = 0x3
+	MNT_LOCAL                      = 0x1000
+	MNT_MULTILABEL                 = 0x4000000
+	MNT_NFS4ACLS                   = 0x10
+	MNT_NOATIME                    = 0x10000000
+	MNT_NOCLUSTERR                 = 0x40000000
+	MNT_NOCLUSTERW                 = 0x80000000
+	MNT_NOEXEC                     = 0x4
+	MNT_NONBUSY                    = 0x4000000
+	MNT_NOSUID                     = 0x8
+	MNT_NOSYMFOLLOW                = 0x400000
+	MNT_NOWAIT                     = 0x2
+	MNT_QUOTA                      = 0x2000
+	MNT_RDONLY                     = 0x1
+	MNT_RELOAD                     = 0x40000
+	MNT_ROOTFS                     = 0x4000
+	MNT_SNAPSHOT                   = 0x1000000
+	MNT_SOFTDEP                    = 0x200000
+	MNT_SUIDDIR                    = 0x100000
+	MNT_SUJ                        = 0x100000000
+	MNT_SUSPEND                    = 0x4
+	MNT_SYNCHRONOUS                = 0x2
+	MNT_UNION                      = 0x20
+	MNT_UPDATE                     = 0x10000
+	MNT_UPDATEMASK                 = 0x2d8d0807e
+	MNT_USER                       = 0x8000
+	MNT_VISFLAGMASK                = 0x3fef0ffff
+	MNT_WAIT                       = 0x1
 	MSG_CMSG_CLOEXEC               = 0x40000
 	MSG_COMPAT                     = 0x8000
 	MSG_CTRUNC                     = 0x20
@@ -1569,138 +1619,146 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:  "operation not permitted",
+	num  syscall.Errno
-	2:  "no such file or directory",
+	name string
-	3:  "no such process",
+	desc string
-	4:  "interrupted system call",
+}{
-	5:  "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:  "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:  "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:  "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:  "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10: "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11: "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12: "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13: "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14: "bad address",
+	{10, "ECHILD", "no child processes"},
-	15: "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16: "device busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17: "file exists",
+	{13, "EACCES", "permission denied"},
-	18: "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19: "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20: "not a directory",
+	{16, "EBUSY", "device busy"},
-	21: "is a directory",
+	{17, "EEXIST", "file exists"},
-	22: "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23: "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24: "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25: "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26: "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27: "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28: "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29: "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30: "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31: "too many links",
+	{27, "EFBIG", "file too large"},
-	32: "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33: "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34: "result too large",
+	{30, "EROFS", "read-only file system"},
-	35: "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36: "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37: "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38: "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39: "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40: "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41: "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42: "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43: "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44: "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45: "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46: "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47: "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48: "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49: "can't assign requested address",
+	{45, "EOPNOTSUPP", "operation not supported"},
-	50: "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51: "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52: "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53: "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54: "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55: "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56: "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57: "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58: "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59: "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60: "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61: "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62: "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63: "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64: "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65: "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66: "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67: "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68: "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69: "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70: "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71: "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72: "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73: "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74: "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75: "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76: "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77: "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78: "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79: "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80: "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81: "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82: "identifier removed",
+	{78, "ENOSYS", "function not implemented"},
-	83: "no message of desired type",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84: "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85: "operation canceled",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86: "illegal byte sequence",
+	{82, "EIDRM", "identifier removed"},
-	87: "attribute not found",
+	{83, "ENOMSG", "no message of desired type"},
-	88: "programming error",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89: "bad message",
+	{85, "ECANCELED", "operation canceled"},
-	90: "multihop attempted",
+	{86, "EILSEQ", "illegal byte sequence"},
-	91: "link has been severed",
+	{87, "ENOATTR", "attribute not found"},
-	92: "protocol error",
+	{88, "EDOOFUS", "programming error"},
-	93: "capabilities insufficient",
+	{89, "EBADMSG", "bad message"},
-	94: "not permitted in capability mode",
+	{90, "EMULTIHOP", "multihop attempted"},
-	95: "state not recoverable",
+	{91, "ENOLINK", "link has been severed"},
-	96: "previous owner died",
+	{92, "EPROTO", "protocol error"},
+	{93, "ENOTCAPABLE", "capabilities insufficient"},
+	{94, "ECAPMODE", "not permitted in capability mode"},
+	{95, "ENOTRECOVERABLE", "state not recoverable"},
+	{96, "EOWNERDEAD", "previous owner died"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGIOT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
-	32: "unknown signal",
+	{28, "SIGWINCH", "window size changes"},
-	33: "unknown signal",
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
+	{32, "SIGTHR", "unknown signal"},
+	{33, "SIGLIBRT", "unknown signal"},
 }

vendor/golang.org/x/sys/unix/zerrors_freebsd_amd64.go

@@ -351,6 +351,8 @@ const (
 	CSTOP                          = 0x13
 	CSTOPB                         = 0x400
 	CSUSP                          = 0x1a
+	CTL_HW                         = 0x6
+	CTL_KERN                       = 0x1
 	CTL_MAXNAME                    = 0x18
 	CTL_NET                        = 0x4
 	DLT_A429                       = 0xb8
@@ -608,6 +610,7 @@ const (
 	F_UNLCKSYS                     = 0x4
 	F_WRLCK                        = 0x3
 	HUPCL                          = 0x4000
+	HW_MACHINE                     = 0x1
 	ICANON                         = 0x100
 	ICMP6_FILTER                   = 0x12
 	ICRNL                          = 0x100
@@ -944,6 +947,10 @@ const (
 	IXANY                          = 0x800
 	IXOFF                          = 0x400
 	IXON                           = 0x200
+	KERN_HOSTNAME                  = 0xa
+	KERN_OSRELEASE                 = 0x2
+	KERN_OSTYPE                    = 0x1
+	KERN_VERSION                   = 0x4
 	LOCK_EX                        = 0x2
 	LOCK_NB                        = 0x4
 	LOCK_SH                        = 0x1
@@ -982,6 +989,49 @@ const (
 	MAP_STACK                      = 0x400
 	MCL_CURRENT                    = 0x1
 	MCL_FUTURE                     = 0x2
+	MNT_ACLS                       = 0x8000000
+	MNT_ASYNC                      = 0x40
+	MNT_AUTOMOUNTED                = 0x200000000
+	MNT_BYFSID                     = 0x8000000
+	MNT_CMDFLAGS                   = 0xd0f0000
+	MNT_DEFEXPORTED                = 0x200
+	MNT_DELEXPORT                  = 0x20000
+	MNT_EXKERB                     = 0x800
+	MNT_EXPORTANON                 = 0x400
+	MNT_EXPORTED                   = 0x100
+	MNT_EXPUBLIC                   = 0x20000000
+	MNT_EXRDONLY                   = 0x80
+	MNT_FORCE                      = 0x80000
+	MNT_GJOURNAL                   = 0x2000000
+	MNT_IGNORE                     = 0x800000
+	MNT_LAZY                       = 0x3
+	MNT_LOCAL                      = 0x1000
+	MNT_MULTILABEL                 = 0x4000000
+	MNT_NFS4ACLS                   = 0x10
+	MNT_NOATIME                    = 0x10000000
+	MNT_NOCLUSTERR                 = 0x40000000
+	MNT_NOCLUSTERW                 = 0x80000000
+	MNT_NOEXEC                     = 0x4
+	MNT_NONBUSY                    = 0x4000000
+	MNT_NOSUID                     = 0x8
+	MNT_NOSYMFOLLOW                = 0x400000
+	MNT_NOWAIT                     = 0x2
+	MNT_QUOTA                      = 0x2000
+	MNT_RDONLY                     = 0x1
+	MNT_RELOAD                     = 0x40000
+	MNT_ROOTFS                     = 0x4000
+	MNT_SNAPSHOT                   = 0x1000000
+	MNT_SOFTDEP                    = 0x200000
+	MNT_SUIDDIR                    = 0x100000
+	MNT_SUJ                        = 0x100000000
+	MNT_SUSPEND                    = 0x4
+	MNT_SYNCHRONOUS                = 0x2
+	MNT_UNION                      = 0x20
+	MNT_UPDATE                     = 0x10000
+	MNT_UPDATEMASK                 = 0x2d8d0807e
+	MNT_USER                       = 0x8000
+	MNT_VISFLAGMASK                = 0x3fef0ffff
+	MNT_WAIT                       = 0x1
 	MSG_CMSG_CLOEXEC               = 0x40000
 	MSG_COMPAT                     = 0x8000
 	MSG_CTRUNC                     = 0x20
@@ -1570,138 +1620,146 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:  "operation not permitted",
+	num  syscall.Errno
-	2:  "no such file or directory",
+	name string
-	3:  "no such process",
+	desc string
-	4:  "interrupted system call",
+}{
-	5:  "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:  "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:  "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:  "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:  "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10: "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11: "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12: "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13: "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14: "bad address",
+	{10, "ECHILD", "no child processes"},
-	15: "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16: "device busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17: "file exists",
+	{13, "EACCES", "permission denied"},
-	18: "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19: "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20: "not a directory",
+	{16, "EBUSY", "device busy"},
-	21: "is a directory",
+	{17, "EEXIST", "file exists"},
-	22: "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23: "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24: "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25: "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26: "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27: "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28: "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29: "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30: "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31: "too many links",
+	{27, "EFBIG", "file too large"},
-	32: "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33: "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34: "result too large",
+	{30, "EROFS", "read-only file system"},
-	35: "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36: "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37: "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38: "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39: "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40: "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41: "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42: "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43: "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44: "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45: "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46: "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47: "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48: "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49: "can't assign requested address",
+	{45, "EOPNOTSUPP", "operation not supported"},
-	50: "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51: "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52: "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53: "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54: "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55: "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56: "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57: "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58: "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59: "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60: "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61: "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62: "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63: "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64: "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65: "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66: "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67: "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68: "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69: "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70: "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71: "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72: "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73: "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74: "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75: "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76: "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77: "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78: "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79: "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80: "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81: "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82: "identifier removed",
+	{78, "ENOSYS", "function not implemented"},
-	83: "no message of desired type",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84: "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85: "operation canceled",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86: "illegal byte sequence",
+	{82, "EIDRM", "identifier removed"},
-	87: "attribute not found",
+	{83, "ENOMSG", "no message of desired type"},
-	88: "programming error",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89: "bad message",
+	{85, "ECANCELED", "operation canceled"},
-	90: "multihop attempted",
+	{86, "EILSEQ", "illegal byte sequence"},
-	91: "link has been severed",
+	{87, "ENOATTR", "attribute not found"},
-	92: "protocol error",
+	{88, "EDOOFUS", "programming error"},
-	93: "capabilities insufficient",
+	{89, "EBADMSG", "bad message"},
-	94: "not permitted in capability mode",
+	{90, "EMULTIHOP", "multihop attempted"},
-	95: "state not recoverable",
+	{91, "ENOLINK", "link has been severed"},
-	96: "previous owner died",
+	{92, "EPROTO", "protocol error"},
+	{93, "ENOTCAPABLE", "capabilities insufficient"},
+	{94, "ECAPMODE", "not permitted in capability mode"},
+	{95, "ENOTRECOVERABLE", "state not recoverable"},
+	{96, "EOWNERDEAD", "previous owner died"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGIOT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
-	32: "unknown signal",
+	{28, "SIGWINCH", "window size changes"},
-	33: "unknown signal",
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
+	{32, "SIGTHR", "unknown signal"},
+	{33, "SIGLIBRT", "unknown signal"},
 }

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

@@ -351,6 +351,8 @@ const (
 	CSTOP                          = 0x13
 	CSTOPB                         = 0x400
 	CSUSP                          = 0x1a
+	CTL_HW                         = 0x6
+	CTL_KERN                       = 0x1
 	CTL_MAXNAME                    = 0x18
 	CTL_NET                        = 0x4
 	DLT_A429                       = 0xb8
@@ -615,6 +617,7 @@ const (
 	F_UNLCKSYS                     = 0x4
 	F_WRLCK                        = 0x3
 	HUPCL                          = 0x4000
+	HW_MACHINE                     = 0x1
 	ICANON                         = 0x100
 	ICMP6_FILTER                   = 0x12
 	ICRNL                          = 0x100
@@ -951,6 +954,10 @@ const (
 	IXANY                          = 0x800
 	IXOFF                          = 0x400
 	IXON                           = 0x200
+	KERN_HOSTNAME                  = 0xa
+	KERN_OSRELEASE                 = 0x2
+	KERN_OSTYPE                    = 0x1
+	KERN_VERSION                   = 0x4
 	LOCK_EX                        = 0x2
 	LOCK_NB                        = 0x4
 	LOCK_SH                        = 0x1
@@ -989,6 +996,49 @@ const (
 	MAP_STACK                      = 0x400
 	MCL_CURRENT                    = 0x1
 	MCL_FUTURE                     = 0x2
+	MNT_ACLS                       = 0x8000000
+	MNT_ASYNC                      = 0x40
+	MNT_AUTOMOUNTED                = 0x200000000
+	MNT_BYFSID                     = 0x8000000
+	MNT_CMDFLAGS                   = 0xd0f0000
+	MNT_DEFEXPORTED                = 0x200
+	MNT_DELEXPORT                  = 0x20000
+	MNT_EXKERB                     = 0x800
+	MNT_EXPORTANON                 = 0x400
+	MNT_EXPORTED                   = 0x100
+	MNT_EXPUBLIC                   = 0x20000000
+	MNT_EXRDONLY                   = 0x80
+	MNT_FORCE                      = 0x80000
+	MNT_GJOURNAL                   = 0x2000000
+	MNT_IGNORE                     = 0x800000
+	MNT_LAZY                       = 0x3
+	MNT_LOCAL                      = 0x1000
+	MNT_MULTILABEL                 = 0x4000000
+	MNT_NFS4ACLS                   = 0x10
+	MNT_NOATIME                    = 0x10000000
+	MNT_NOCLUSTERR                 = 0x40000000
+	MNT_NOCLUSTERW                 = 0x80000000
+	MNT_NOEXEC                     = 0x4
+	MNT_NONBUSY                    = 0x4000000
+	MNT_NOSUID                     = 0x8
+	MNT_NOSYMFOLLOW                = 0x400000
+	MNT_NOWAIT                     = 0x2
+	MNT_QUOTA                      = 0x2000
+	MNT_RDONLY                     = 0x1
+	MNT_RELOAD                     = 0x40000
+	MNT_ROOTFS                     = 0x4000
+	MNT_SNAPSHOT                   = 0x1000000
+	MNT_SOFTDEP                    = 0x200000
+	MNT_SUIDDIR                    = 0x100000
+	MNT_SUJ                        = 0x100000000
+	MNT_SUSPEND                    = 0x4
+	MNT_SYNCHRONOUS                = 0x2
+	MNT_UNION                      = 0x20
+	MNT_UPDATE                     = 0x10000
+	MNT_UPDATEMASK                 = 0x2d8d0807e
+	MNT_USER                       = 0x8000
+	MNT_VISFLAGMASK                = 0x3fef0ffff
+	MNT_WAIT                       = 0x1
 	MSG_CMSG_CLOEXEC               = 0x40000
 	MSG_COMPAT                     = 0x8000
 	MSG_CTRUNC                     = 0x20
@@ -1578,138 +1628,146 @@ const (
 )
 
 // Error table
-var errors = [...]string{
+var errorList = [...]struct {
-	1:  "operation not permitted",
+	num  syscall.Errno
-	2:  "no such file or directory",
+	name string
-	3:  "no such process",
+	desc string
-	4:  "interrupted system call",
+}{
-	5:  "input/output error",
+	{1, "EPERM", "operation not permitted"},
-	6:  "device not configured",
+	{2, "ENOENT", "no such file or directory"},
-	7:  "argument list too long",
+	{3, "ESRCH", "no such process"},
-	8:  "exec format error",
+	{4, "EINTR", "interrupted system call"},
-	9:  "bad file descriptor",
+	{5, "EIO", "input/output error"},
-	10: "no child processes",
+	{6, "ENXIO", "device not configured"},
-	11: "resource deadlock avoided",
+	{7, "E2BIG", "argument list too long"},
-	12: "cannot allocate memory",
+	{8, "ENOEXEC", "exec format error"},
-	13: "permission denied",
+	{9, "EBADF", "bad file descriptor"},
-	14: "bad address",
+	{10, "ECHILD", "no child processes"},
-	15: "block device required",
+	{11, "EDEADLK", "resource deadlock avoided"},
-	16: "device busy",
+	{12, "ENOMEM", "cannot allocate memory"},
-	17: "file exists",
+	{13, "EACCES", "permission denied"},
-	18: "cross-device link",
+	{14, "EFAULT", "bad address"},
-	19: "operation not supported by device",
+	{15, "ENOTBLK", "block device required"},
-	20: "not a directory",
+	{16, "EBUSY", "device busy"},
-	21: "is a directory",
+	{17, "EEXIST", "file exists"},
-	22: "invalid argument",
+	{18, "EXDEV", "cross-device link"},
-	23: "too many open files in system",
+	{19, "ENODEV", "operation not supported by device"},
-	24: "too many open files",
+	{20, "ENOTDIR", "not a directory"},
-	25: "inappropriate ioctl for device",
+	{21, "EISDIR", "is a directory"},
-	26: "text file busy",
+	{22, "EINVAL", "invalid argument"},
-	27: "file too large",
+	{23, "ENFILE", "too many open files in system"},
-	28: "no space left on device",
+	{24, "EMFILE", "too many open files"},
-	29: "illegal seek",
+	{25, "ENOTTY", "inappropriate ioctl for device"},
-	30: "read-only file system",
+	{26, "ETXTBSY", "text file busy"},
-	31: "too many links",
+	{27, "EFBIG", "file too large"},
-	32: "broken pipe",
+	{28, "ENOSPC", "no space left on device"},
-	33: "numerical argument out of domain",
+	{29, "ESPIPE", "illegal seek"},
-	34: "result too large",
+	{30, "EROFS", "read-only file system"},
-	35: "resource temporarily unavailable",
+	{31, "EMLINK", "too many links"},
-	36: "operation now in progress",
+	{32, "EPIPE", "broken pipe"},
-	37: "operation already in progress",
+	{33, "EDOM", "numerical argument out of domain"},
-	38: "socket operation on non-socket",
+	{34, "ERANGE", "result too large"},
-	39: "destination address required",
+	{35, "EAGAIN", "resource temporarily unavailable"},
-	40: "message too long",
+	{36, "EINPROGRESS", "operation now in progress"},
-	41: "protocol wrong type for socket",
+	{37, "EALREADY", "operation already in progress"},
-	42: "protocol not available",
+	{38, "ENOTSOCK", "socket operation on non-socket"},
-	43: "protocol not supported",
+	{39, "EDESTADDRREQ", "destination address required"},
-	44: "socket type not supported",
+	{40, "EMSGSIZE", "message too long"},
-	45: "operation not supported",
+	{41, "EPROTOTYPE", "protocol wrong type for socket"},
-	46: "protocol family not supported",
+	{42, "ENOPROTOOPT", "protocol not available"},
-	47: "address family not supported by protocol family",
+	{43, "EPROTONOSUPPORT", "protocol not supported"},
-	48: "address already in use",
+	{44, "ESOCKTNOSUPPORT", "socket type not supported"},
-	49: "can't assign requested address",
+	{45, "EOPNOTSUPP", "operation not supported"},
-	50: "network is down",
+	{46, "EPFNOSUPPORT", "protocol family not supported"},
-	51: "network is unreachable",
+	{47, "EAFNOSUPPORT", "address family not supported by protocol family"},
-	52: "network dropped connection on reset",
+	{48, "EADDRINUSE", "address already in use"},
-	53: "software caused connection abort",
+	{49, "EADDRNOTAVAIL", "can't assign requested address"},
-	54: "connection reset by peer",
+	{50, "ENETDOWN", "network is down"},
-	55: "no buffer space available",
+	{51, "ENETUNREACH", "network is unreachable"},
-	56: "socket is already connected",
+	{52, "ENETRESET", "network dropped connection on reset"},
-	57: "socket is not connected",
+	{53, "ECONNABORTED", "software caused connection abort"},
-	58: "can't send after socket shutdown",
+	{54, "ECONNRESET", "connection reset by peer"},
-	59: "too many references: can't splice",
+	{55, "ENOBUFS", "no buffer space available"},
-	60: "operation timed out",
+	{56, "EISCONN", "socket is already connected"},
-	61: "connection refused",
+	{57, "ENOTCONN", "socket is not connected"},
-	62: "too many levels of symbolic links",
+	{58, "ESHUTDOWN", "can't send after socket shutdown"},
-	63: "file name too long",
+	{59, "ETOOMANYREFS", "too many references: can't splice"},
-	64: "host is down",
+	{60, "ETIMEDOUT", "operation timed out"},
-	65: "no route to host",
+	{61, "ECONNREFUSED", "connection refused"},
-	66: "directory not empty",
+	{62, "ELOOP", "too many levels of symbolic links"},
-	67: "too many processes",
+	{63, "ENAMETOOLONG", "file name too long"},
-	68: "too many users",
+	{64, "EHOSTDOWN", "host is down"},
-	69: "disc quota exceeded",
+	{65, "EHOSTUNREACH", "no route to host"},
-	70: "stale NFS file handle",
+	{66, "ENOTEMPTY", "directory not empty"},
-	71: "too many levels of remote in path",
+	{67, "EPROCLIM", "too many processes"},
-	72: "RPC struct is bad",
+	{68, "EUSERS", "too many users"},
-	73: "RPC version wrong",
+	{69, "EDQUOT", "disc quota exceeded"},
-	74: "RPC prog. not avail",
+	{70, "ESTALE", "stale NFS file handle"},
-	75: "program version wrong",
+	{71, "EREMOTE", "too many levels of remote in path"},
-	76: "bad procedure for program",
+	{72, "EBADRPC", "RPC struct is bad"},
-	77: "no locks available",
+	{73, "ERPCMISMATCH", "RPC version wrong"},
-	78: "function not implemented",
+	{74, "EPROGUNAVAIL", "RPC prog. not avail"},
-	79: "inappropriate file type or format",
+	{75, "EPROGMISMATCH", "program version wrong"},
-	80: "authentication error",
+	{76, "EPROCUNAVAIL", "bad procedure for program"},
-	81: "need authenticator",
+	{77, "ENOLCK", "no locks available"},
-	82: "identifier removed",
+	{78, "ENOSYS", "function not implemented"},
-	83: "no message of desired type",
+	{79, "EFTYPE", "inappropriate file type or format"},
-	84: "value too large to be stored in data type",
+	{80, "EAUTH", "authentication error"},
-	85: "operation canceled",
+	{81, "ENEEDAUTH", "need authenticator"},
-	86: "illegal byte sequence",
+	{82, "EIDRM", "identifier removed"},
-	87: "attribute not found",
+	{83, "ENOMSG", "no message of desired type"},
-	88: "programming error",
+	{84, "EOVERFLOW", "value too large to be stored in data type"},
-	89: "bad message",
+	{85, "ECANCELED", "operation canceled"},
-	90: "multihop attempted",
+	{86, "EILSEQ", "illegal byte sequence"},
-	91: "link has been severed",
+	{87, "ENOATTR", "attribute not found"},
-	92: "protocol error",
+	{88, "EDOOFUS", "programming error"},
-	93: "capabilities insufficient",
+	{89, "EBADMSG", "bad message"},
-	94: "not permitted in capability mode",
+	{90, "EMULTIHOP", "multihop attempted"},
-	95: "state not recoverable",
+	{91, "ENOLINK", "link has been severed"},
-	96: "previous owner died",
+	{92, "EPROTO", "protocol error"},
+	{93, "ENOTCAPABLE", "capabilities insufficient"},
+	{94, "ECAPMODE", "not permitted in capability mode"},
+	{95, "ENOTRECOVERABLE", "state not recoverable"},
+	{96, "EOWNERDEAD", "previous owner died"},
 }
 
 // Signal table
-var signals = [...]string{
+var signalList = [...]struct {
-	1:  "hangup",
+	num  syscall.Signal
-	2:  "interrupt",
+	name string
-	3:  "quit",
+	desc string
-	4:  "illegal instruction",
+}{
-	5:  "trace/BPT trap",
+	{1, "SIGHUP", "hangup"},
-	6:  "abort trap",
+	{2, "SIGINT", "interrupt"},
-	7:  "EMT trap",
+	{3, "SIGQUIT", "quit"},
-	8:  "floating point exception",
+	{4, "SIGILL", "illegal instruction"},
-	9:  "killed",
+	{5, "SIGTRAP", "trace/BPT trap"},
-	10: "bus error",
+	{6, "SIGIOT", "abort trap"},
-	11: "segmentation fault",
+	{7, "SIGEMT", "EMT trap"},
-	12: "bad system call",
+	{8, "SIGFPE", "floating point exception"},
-	13: "broken pipe",
+	{9, "SIGKILL", "killed"},
-	14: "alarm clock",
+	{10, "SIGBUS", "bus error"},
-	15: "terminated",
+	{11, "SIGSEGV", "segmentation fault"},
-	16: "urgent I/O condition",
+	{12, "SIGSYS", "bad system call"},
-	17: "suspended (signal)",
+	{13, "SIGPIPE", "broken pipe"},
-	18: "suspended",
+	{14, "SIGALRM", "alarm clock"},
-	19: "continued",
+	{15, "SIGTERM", "terminated"},
-	20: "child exited",
+	{16, "SIGURG", "urgent I/O condition"},
-	21: "stopped (tty input)",
+	{17, "SIGSTOP", "suspended (signal)"},
-	22: "stopped (tty output)",
+	{18, "SIGTSTP", "suspended"},
-	23: "I/O possible",
+	{19, "SIGCONT", "continued"},
-	24: "cputime limit exceeded",
+	{20, "SIGCHLD", "child exited"},
-	25: "filesize limit exceeded",
+	{21, "SIGTTIN", "stopped (tty input)"},
-	26: "virtual timer expired",
+	{22, "SIGTTOU", "stopped (tty output)"},
-	27: "profiling timer expired",
+	{23, "SIGIO", "I/O possible"},
-	28: "window size changes",
+	{24, "SIGXCPU", "cputime limit exceeded"},
-	29: "information request",
+	{25, "SIGXFSZ", "filesize limit exceeded"},
-	30: "user defined signal 1",
+	{26, "SIGVTALRM", "virtual timer expired"},
-	31: "user defined signal 2",
+	{27, "SIGPROF", "profiling timer expired"},
-	32: "unknown signal",
+	{28, "SIGWINCH", "window size changes"},
-	33: "unknown signal",
+	{29, "SIGINFO", "information request"},
+	{30, "SIGUSR1", "user defined signal 1"},
+	{31, "SIGUSR2", "user defined signal 2"},
+	{32, "SIGTHR", "unknown signal"},
+	{33, "SIGLIBRT", "unknown signal"},
 }