return t.IsELF
}

func (t *Target) IsDynlinkingGo() bool {
	return t.IsShared() || t.IsSharedGoLink() || t.IsPlugin() || t.CanUsePlugins()
}

// UseRelro reports whether to make use of "read only relocations" aka
// relro.
func (t *Target) UseRelro() bool {
	switch t.BuildMode {
	case BuildModeCArchive, BuildModeCShared, BuildModeShared, BuildModePIE, BuildModePlugin:

	s.SetSize(0)
	ctxt.xdefine("runtime.egcbss", sym.SRODATA, 0)

	// pseudo-symbols to mark locations of type, string, and go string data.
	var symtype, symtyperel loader.Sym
	if !ctxt.DynlinkingGo() {
		if ctxt.UseRelro() && (ctxt.BuildMode == BuildModeCArchive || ctxt.BuildMode == BuildModeCShared || ctxt.BuildMode == BuildModePIE) {
			s = ldr.CreateSymForUpdate("type:*", 0)
			s.SetType(sym.STYPE)
			s.SetSize(0)

		shstrtabAddstring(".note.go.buildid")
	}
	shstrtabAddstring(".elfdata")
	shstrtabAddstring(".rodata")
	// See the comment about data.rel.ro.FOO section names in data.go.
	relro_prefix := ""
	if ctxt.UseRelro() {
		shstrtabAddstring(".data.rel.ro")
		relro_prefix = ".data.rel.ro"
	}
	shstrtabAddstring(relro_prefix + ".typelink")
	shstrtabAddstring(relro_prefix + ".itablink")

			}
			argv = addASLRargs(argv, *flagAslr)
		default:
			// ELF.
			if ctxt.UseRelro() {
				argv = append(argv, "-Wl,-z,relro")
			}
			argv = append(argv, "-pie")
		}
	case BuildModeCShared:
		if ctxt.HeadType == objabi.Hdarwin {
			argv = append(argv, "-dynamiclib")
		} else {
			if ctxt.UseRelro() {
				argv = append(argv, "-Wl,-z,relro")
			}
			argv = append(argv, "-shared")

		ldr.SetAttrSpecial(erodata.Sym(), false)
	}
}

// makeRelroForSharedLib creates a section of readonly data if necessary.
func (state *dodataState) makeRelroForSharedLib(target *Link) {
	if !target.UseRelro() {
		return
	}

	// "read only" data with relocations needs to go in its own section
	// when building a shared library. We do this by boosting objects of
	// type SXXX with relocations to type SXXXRELRO.

	switch stype {
	default:
		Errorf(nil, "unknown XCOFF outer symbol for type %s", stype.String())
	case sym.SRODATA, sym.SRODATARELRO, sym.SFUNCTAB, sym.SSTRING:
		// Nothing to do
	case sym.STYPERELRO:
		if ctxt.UseRelro() && (ctxt.BuildMode == BuildModeCArchive || ctxt.BuildMode == BuildModeCShared || ctxt.BuildMode == BuildModePIE) {
			// runtime.types size must be removed, as it's a real symbol.