func (tf teefs) writefi(path string, fi os.FileInfo) (err error) {
if fi.IsDir() {
err = tf.write.MkdirAll(path, fi.Mode())
} else {
if err = tf.write.MkdirAll(filepath.Dir(path), fi.Mode()); err != nil {
return
}
if fi, err = tf.write.Stat(path); os.IsNotExist(err) {
var mf fs.File
if mf, err = tf.write.Create(path); err == nil {
mf.Close()
}
}
}
return
}
func (tf teefile) Readdir(n int) (fi []os.FileInfo, err error) {
if fi, err = tf.File.Readdir(n); err != nil {
return
}
var f fs.File
for _, fi := range fi {
path := filepath.Join(tf.dir, filepath.Base(fi.Name()))
if fi.IsDir() {
err = tf.write.Mkdir(path, fi.Mode())
} else {
if f, err = tf.write.Create(path); err == nil {
f.Close()
}
}
}
return
}
func (tf teefs) Create(path string) (f fs.File, err error) {
if f, err = tf.read.Create(path); err != nil {
return
}
var fi os.FileInfo
if fi, err = f.Stat(); err != nil {
f.Close()
return
}
if err = tf.write.MkdirAll(filepath.Base(path), fi.Mode()); err != nil {
f.Close()
return
}
var mf fs.File
if mf, err = tf.write.Create(path); err != nil {
f.Close()
return
}
mf.Close()
return
}