func reloadShowAddr(win *acme.Win, off int) error {
if err := win.Ctl("get"); err != nil {
return err
}
if err := win.Addr("#%d", off); err != nil {
return err
}
return win.Ctl("dot=addr\nshow")
}
func writeBody(win *acme.Win, ffile string) error {
if err := win.Ctl("nomark"); err != nil {
fmt.Fprintf(os.Stderr, "failed to set nomark: %s", err)
}
defer func() {
if err := win.Ctl("mark"); err != nil {
fmt.Fprintf(os.Stderr, "failed to set mark: %s", err)
}
}()
tf, err := os.Open(ffile)
if err != nil {
return err
}
defer tf.Close()
if err := win.Addr("0,$"); err != nil {
return err
}
_, err = io.Copy(dataWriter{win}, tf)
return err
}
func showAddr(win *acme.Win, q0, q1 int) error {
if err := win.Addr("#%d,#%d", q0, q1); err != nil {
return err
}
return win.Ctl("dot=addr\nshow\n")
}