"internal/xcoff"
	"io"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"sort"
	"strings"
	"unicode"
)

var (
	conf         = printer.Config{Mode: printer.SourcePos, Tabwidth: 8}
	noSourceConf = printer.Config{Tabwidth: 8}
)

// writeDefs creates output files to be compiled by gc and gcc.
func (p *Package) writeDefs() {
	var fgo2, fc io.Writer
	f := creat(*objDir + "_cgo_gotypes.go")
	defer f.Close()

	{"%0*d", args(uint64(4), 42), "0042"},
	{"%0*d", args('\x04', 42), "0042"},
	{"%0*d", args(uintptr(4), 42), "0042"},

	// erroneous
	{"%*d", args(nil, 42), "%!(BADWIDTH)42"},
	{"%*d", args(int(1e7), 42), "%!(BADWIDTH)42"},
	{"%*d", args(int(-1e7), 42), "%!(BADWIDTH)42"},
	{"%.*d", args(nil, 42), "%!(BADPREC)42"},
	{"%.*d", args(-1, 42), "%!(BADPREC)42"},
	{"%.*d", args(int(1e7), 42), "%!(BADPREC)42"},

	// the function name node.
	Nname Object

	// Offset in bytes of this field or method within its enclosing struct
	// or interface Type. For parameters, this is BADWIDTH.
	Offset int64
}

const (
	fieldIsDDD = 1 << iota // field is ... argument
	fieldNointerface
)

func (f *Field) IsDDD() bool       { return f.flags&fieldIsDDD != 0 }