Beispiel #1
0
// FIXME: this should move into the "ar" library itself
func addFileToAr(arWriter *ar.Writer, filename string) error {
	dataF, err := os.Open(filename)
	if err != nil {
		return nil
	}
	defer dataF.Close()

	stat, err := dataF.Stat()
	if err != nil {
		return err
	}

	size := stat.Size()
	hdr := &ar.Header{
		Name:    filepath.Base(filename),
		ModTime: time.Now(),
		Mode:    int64(stat.Mode()),
		Size:    size,
	}
	arWriter.WriteHeader(hdr)
	_, err = io.Copy(arWriter, dataF)
	// io.Copy() is confused by the fact that a ar file must be even
	// aligned, so it may return a bigger amounts of bytes written
	// than requested. This is not a error so we ignore it
	if err != io.ErrShortWrite {
		return err
	}

	return nil
}
Beispiel #2
0
Datei: deb.go Projekt: jett/godeb
func addArFile(now time.Time, w *ar.Writer, name string, body []byte) error {
	hdr := ar.Header{
		Name:    name,
		Size:    int64(len(body)),
		Mode:    0644,
		ModTime: now,
	}
	if err := w.WriteHeader(&hdr); err != nil {
		return fmt.Errorf("cannot write file header: %v", err)
	}
	_, err := w.Write(body)
	return err
}
Beispiel #3
0
// FIXME: this should move into the "ar" library itself
func addDataToAr(arWriter *ar.Writer, filename string, data []byte) error {
	size := int64(len(data))
	hdr := &ar.Header{
		Name:    filename,
		ModTime: time.Now(),
		Mode:    0644,
		Size:    size,
	}
	arWriter.WriteHeader(hdr)
	_, err := arWriter.Write([]byte(data))
	if err != nil {
		return err
	}

	return nil
}