// The key must not contain an '=' character.
func validPAXRecord(k, v string) bool {
	if k == "" || strings.Contains(k, "=") {
		return false
	}
	switch k {
	case paxPath, paxLinkpath, paxUname, paxGname:
		return !hasNUL(v)
	default:
		return !hasNUL(k)
	}

	pkgPrefix := obj.UnlinkablePkg
	if ctxt != nil {
		pkgPrefix = objabi.PathToPrefix(ctxt.Pkgpath)
	}
	return &Parser{
		ctxt:        ctxt,
		arch:        ar,
		lex:         lexer,
		labels:      make(map[string]*obj.Prog),
		dataAddr:    make(map[string]int64),
		errorWriter: os.Stderr,
		allowABI:    ctxt != nil && objabi.LookupPkgSpecial(ctxt.Pkgpath).AllowAsmABI,
		pkgPrefix:   pkgPrefix,
	}
}

            return null;
        }

        @Override
        public String getContextPath() {
            return null;
        }

        @Override
        public ServletContext getContext(String uripath) {
            return null;
        }

        @Override
        public int getMajorVersion() {
            return 0;
        }

        @Override
        public int getMinorVersion() {

            return null;
        }

        @Override
        public String getContextPath() {
            return null;
        }

        @Override
        public ServletContext getContext(String uripath) {
            return null;
        }

        @Override
        public int getMajorVersion() {
            return 0;
        }

        @Override
        public int getMinorVersion() {

        }

        @Override
        public String getContextPath() {
            return "";
        }

        @Override
        public jakarta.servlet.ServletContext getContext(String uripath) {
            return null;
        }

        @Override
        public int getMajorVersion() {
            return 3;
        }

        @Override
        public int getMinorVersion() {

	buildcfg.GOARCH = goarch
	architecture := arch.Set(goarch, false)
	if architecture == nil {
		panic("asm: unrecognized architecture " + goarch)
	}
	ctxt := obj.Linknew(architecture.LinkArch)
	ctxt.Pkgpath = "pkg"
	return architecture, ctxt
}

func newParser(goarch string) *Parser {
	architecture, ctxt := setArch(goarch)
	return NewParser(ctxt, architecture, nil)
}

func mergePAX(hdr *Header, paxHdrs map[string]string) (err error) {
	for k, v := range paxHdrs {
		if v == "" {
			continue // Keep the original USTAR value
		}
		var id64 int64
		switch k {
		case paxPath:
			hdr.Name = v
		case paxLinkpath:
			hdr.Linkname = v
		case paxUname:
			hdr.Uname = v
		case paxGname:
			hdr.Gname = v
		case paxUid:
			id64, err = strconv.ParseInt(v, 10, 64)

	}, {
		header:  &Header{Name: strings.Repeat("a", nameSize)},
		formats: FormatUSTAR | FormatPAX | FormatGNU,
	}, {
		header:  &Header{Name: strings.Repeat("a", nameSize+1)},
		paxHdrs: map[string]string{paxPath: strings.Repeat("a", nameSize+1)},
		formats: FormatPAX | FormatGNU,
	}, {
		header:  &Header{Linkname: "用戶名"},
		paxHdrs: map[string]string{paxLinkpath: "用戶名"},
		formats: FormatPAX | FormatGNU,
	}, {

			paxHdrs[paxGNUSparseMinor] = "0"
			paxHdrs[paxGNUSparseName] = realName
			paxHdrs[paxGNUSparseRealSize] = strconv.FormatInt(realSize, 10)
			paxHdrs[paxSize] = strconv.FormatInt(hdr.Size, 10)
			delete(paxHdrs, paxPath) // Recorded by paxGNUSparseName
		}
	*/
	_ = realSize

	// Write PAX records to the output.
	isGlobal := hdr.Typeflag == TypeXGlobalHeader
	if len(paxHdrs) > 0 || isGlobal {

	-gccgo
		Generate output for the gccgo compiler rather than the
		gc compiler.
	-gccgoprefix prefix
		The -fgo-prefix option to be used with gccgo.
	-gccgopkgpath path
		The -fgo-pkgpath option to be used with gccgo.
	-gccgo_define_cgoincomplete
		Define cgo.Incomplete locally rather than importing it from
		the "runtime/cgo" package. Used for old gccgo versions.
	-godefs