// Copyright 2022 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.

//go:build linux && (mips64 || mips64le)

package syscall

const (
	SYS_MPROTECT      = 5010
	SYS_FCNTL         = 5070
	SYS_EPOLL_CTL     = 5208
	SYS_EPOLL_PWAIT   = 5272
	SYS_EPOLL_CREATE1 = 5285
	SYS_EPOLL_PWAIT2  = 5441
	SYS_EVENTFD2      = 5284

	EFD_NONBLOCK = 0x80
)

// SysvShmCtl performs control operations on the shared memory segment
// specified by id.
func SysvShmCtl(id, cmd int, desc *SysvShmDesc) (result int, err error) {
	if runtime.GOARCH == "arm" ||
		runtime.GOARCH == "mips64" || runtime.GOARCH == "mips64le" {
		cmd |= ipc_64
	}

	return shmctl(id, cmd, desc)

// Copyright 2023 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.

//go:build dragonfly || freebsd || netbsd || (openbsd && mips64)

package unix

import (
	"syscall"
	"unsafe"
)

func faccessat(dirfd int, path string, mode uint32, flags int) error {
	p, err := syscall.BytePtrFromString(path)
	if err != nil {
		return err
	}

// Copyright 2016 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.

//go:build (mips64 || mips64le) && gc

#include "textflag.h"

#define SYNC	WORD $0xf

TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0
	// Rewind stack pointer so anything that happens on the stack
	// will clobber the test pattern created by the caller
	ADDV	$(1024*8), R29

	"armbe":       {4, 8},
	"arm64":       {8, 8},
	"arm64be":     {8, 8},
	"ia64":        {8, 8},
	"loong64":     {8, 8},
	"m68k":        {4, 2},
	"mips":        {4, 8},
	"mipsle":      {4, 8},
	"mips64":      {8, 8},
	"mips64le":    {8, 8},
	"mips64p32":   {4, 8},
	"mips64p32le": {4, 8},
	"nios2":       {4, 8},
	"ppc":         {4, 8},
	"ppc64":       {8, 8},
	"ppc64le":     {8, 8},
	"riscv":       {4, 8},

// errorcheck -0 -d=ssa/intrinsics/debug

//go:build amd64 || arm64 || loong64 || mips || mipsle || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x

// Copyright 2016 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 main

import "sync/atomic"

var x uint32

func atomics() {

// 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.

//go:build dragonfly || freebsd || linux || netbsd || (openbsd && mips64)

package unix

import (
	"syscall"
	"unsafe"
)

func Unlinkat(dirfd int, path string, flags int) error {
	p, err := syscall.BytePtrFromString(path)
	if err != nil {
		return err
	}

// Copyright 2009 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.

//go:build !mips && !mipsle && !mips64 && !mips64le && !s390x && !ppc64 && linux

package runtime

const (
	_SS_DISABLE  = 2
	_NSIG        = 65
	_SIG_BLOCK   = 0
	_SIG_UNBLOCK = 1
	_SIG_SETMASK = 2
)

// It's hard to tease out exactly how big a Sigset is, but

// 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.

//go:build darwin || (openbsd && !mips64)

package unix

import (
	"syscall"
	_ "unsafe" // for linkname
)

func Unlinkat(dirfd int, path string, flags int) error {
	return unlinkat(dirfd, path, flags)
}

// Copyright 2024 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.

//go:build openbsd && !mips64

package unix

import (
	"internal/abi"
	"syscall"
	"unsafe"
)

//go:linkname syscall_syscall6 syscall.syscall6
func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)

func libc_faccessat_trampoline()