* </tr>
 * 
 * <tr>
 * <td width="20%"><code>smb://users-nyc;miallen:mypass@angus/tmp/</code></td>
 * <td>
 * This URL references a share called <code>tmp</code> on the server
 * <code>angus</code> as user <code>miallen</code> who's password is
 * <code>mypass</code>.
 * </td>
 * </tr>
 * 
 * <tr>
 * <td width="20%">
 * <code>smb://Administrator:P%40ss@msmith1/c/WINDOWS/Desktop/foo.txt</code></td>
 * <td>

	var frame traceFrame
	frame.PC = f.PC

	fn := f.Function
	const maxLen = 1 << 10
	if len(fn) > maxLen {
		fn = fn[len(fn)-maxLen:]
	}
	frame.funcID = trace.stringTab[gen%2].put(gen, fn)
	frame.line = uint64(f.Line)
	file := f.File
	if len(file) > maxLen {
		file = file[len(file)-maxLen:]
	}
	frame.fileID = trace.stringTab[gen%2].put(gen, file)
	return frame
}

// iterations of this benchmarks should be run.
func (b *B) run1() bool {
	if ctx := b.context; ctx != nil {
		// Extend maxLen, if needed.
		if n := len(b.name) + ctx.extLen + 1; n > ctx.maxLen {
			ctx.maxLen = n + 8 // Add additional slack to avoid too many jumps in size.
		}
	}
	go func() {
		// Signal that we're done whether we return normally

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 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) {
	var n int32
	vallen := _Socklen(4)
	err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
	return int(n), err
}

func summary(list []*CommentGroup) string {
	const maxLen = 40
	var buf bytes.Buffer

	// collect comments text
loop:
	for _, group := range list {
		// Note: CommentGroup.Text() does too much work for what we
		//       need and would only replace this innermost loop.
		//       Just do it explicitly.
		for _, comment := range group.List {
			if buf.Len() >= maxLen {
				break loop
			}

	if i := bytes.Index(src, []byte("-")); i < 0 || len(bytes.TrimSpace(src[:i])) != 0 {
		return nil // comment doesn't start with a "-"
	}
	end := bytes.Index(src, []byte("\n"))
	const maxLen = 256
	if end < 0 || end > maxLen {
		return fmt.Errorf("flags comment line too long")
	}

	return flags.Parse(strings.Fields(string(src[:end])))
}

// testFiles type-checks the package consisting of the given files, and

	if i := bytes.Index(src, []byte("-")); i < 0 || len(bytes.TrimSpace(src[:i])) != 0 {
		return nil // comment doesn't start with a "-"
	}
	end := bytes.Index(src, []byte("\n"))
	const maxLen = 256
	if end < 0 || end > maxLen {
		return fmt.Errorf("flags comment line too long")
	}

	return flags.Parse(strings.Fields(string(src[:end])))
}

// testFiles type-checks the package consisting of the given files, and

//sys   Getkerninfo(op int32, where uintptr, size uintptr, arg int64) (i int32, err error)
//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
//sys	Listen(s int, backlog int) (err error)
//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
//sys	socket(domain int, typ int, proto int) (fd int, err error)

	for {
		// if sleepWatchInstall yields without error, that means the config might have been modified in some fashion.
		// so we rerun `install`, which will update the modified config if it has fallen out of sync with
		// our desired state
		err := in.sleepWatchInstall(ctx, installedBins)
		if err != nil {
			installLog.Error("error watching node CNI config")
			return err
		}