}

static int zero(void) {
	return 0;
}
*/
import "C"

import (
	"runtime"
	"testing"
)

func testSigaltstack(t *testing.T) {
	switch {
	case runtime.GOOS == "solaris", runtime.GOOS == "illumos", runtime.GOOS == "ios" && runtime.GOARCH == "arm64":
		t.Skipf("switching signal stack not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
	}

	C.changeSignalStack()
	defer C.restoreSignalStack()
	defer func() {

		return nil, nil
	case syscall.EINVAL:
		// On Solaris and illumos we can see EINVAL if the socket has
		// already been accepted and closed by the server.  Treat this
		// as a successful connection--writes to the socket will see
		// EOF.  For details and a test case in C see
		// https://golang.org/issue/6828.
		if runtime.GOOS == "solaris" || runtime.GOOS == "illumos" {
			return nil, nil
		}
		fallthrough
	default:

	}

	// Test that the version returned by KernelVersion matches expectations.
	major, minor := unix.KernelVersion()
	t.Logf("Kernel version: %d.%d", major, minor)
	if runtime.GOOS == "illumos" {
		if gotSock && gotAccept4 && (major < 5 || (major == 5 && minor < 11)) {
			t.Fatalf("SupportSockNonblockCloexec and SupportAccept4 are true, but kernel version is older than 5.11, SunOS version: %d.%d", major, minor)
		}

// license that can be found in the LICENSE file.

//go:build (cgo || darwin) && !osusergo && (darwin || dragonfly || freebsd || (linux && !android) || netbsd || openbsd || (solaris && !illumos))

package user

import (
	"fmt"
	"strconv"
	"unsafe"
)

const maxGroups = 2048

func listGroups(u *User) ([]string, error) {
	ug, err := strconv.Atoi(u.Gid)
	if err != nil {

// 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.

//go:build !illumos

package net

import (
	"internal/syscall/unix"
	"runtime"
	"syscall"
	"time"
)

// Some macros of TCP Keep-Alive options on Solaris 11.4 may
// differ from those on OpenSolaris-based derivatives.
const (
	sysTCP_KEEPIDLE  = 0x1D

// license that can be found in the LICENSE file.

//go:build ((darwin || dragonfly || freebsd || (js && wasm) || wasip1 || (!android && linux) || netbsd || openbsd || solaris) && ((!cgo && !darwin) || osusergo)) || aix || illumos

package user

import (
	"bufio"
	"bytes"
	"errors"
	"fmt"
	"io"
	"os"
	"strconv"
)

func listGroupsFromReader(u *User, r io.Reader) ([]string, error) {
	if u.Username == "" {

// license that can be found in the LICENSE file.

//go:build ((darwin || dragonfly || freebsd || (js && wasm) || wasip1 || (!android && linux) || netbsd || openbsd || solaris) && ((!cgo && !darwin) || osusergo)) || aix || illumos

package user

import (
	"fmt"
	"slices"
	"strings"
	"testing"
)

var testGroupFile = `# See the opendirectoryd(8) man page for additional
# information about Open Directory.
##
nobody:*:-2:

	case "freebsd":
		*h = Hfreebsd
	case "js":
		*h = Hjs
	case "linux", "android":
		*h = Hlinux
	case "netbsd":
		*h = Hnetbsd
	case "openbsd":
		*h = Hopenbsd
	case "plan9":
		*h = Hplan9
	case "illumos", "solaris":
		*h = Hsolaris
	case "wasip1":
		*h = Hwasip1
	case "windows":
		*h = Hwindows
	default:
		return fmt.Errorf("invalid headtype: %q", s)
	}
	return nil
}

	rlim := origRlimitNofile.Load()
	if rlim != nil {
		Setrlimit(RLIMIT_NOFILE, rlim)
	}

	var err1 error
	if runtime.GOOS == "solaris" || runtime.GOOS == "illumos" || runtime.GOOS == "aix" {
		// RawSyscall should never be used on Solaris, illumos, or AIX.
		err1 = execveLibc(
			uintptr(unsafe.Pointer(argv0p)),
			uintptr(unsafe.Pointer(&argvp[0])),
			uintptr(unsafe.Pointer(&envvp[0])))

	if err != nil {
		t.Fatal(err)
	}
	for _, ifi := range ift {
		ifxi, err := InterfaceByIndex(ifi.Index)
		if err != nil {
			t.Fatal(err)
		}
		switch runtime.GOOS {
		case "solaris", "illumos":
			if ifxi.Index != ifi.Index {
				t.Errorf("got %v; want %v", ifxi, ifi)
			}
		default:
			if !reflect.DeepEqual(ifxi, &ifi) {
				t.Errorf("got %v; want %v", ifxi, ifi)
			}
		}