On Sep  4 10:46, Takashi Yano wrote:
> - Pseudo console support introduced by commit
>   169d65a5774acc76ce3f3feeedcbae7405aa9b57 shows garbage ^[[H^[[J in
>   some of emacs screens. These screens do not handle ANSI escape
>   sequences. Therefore, clear screen is disabled on these screens.
> ---
>  winsup/cygwin/fhandler_tty.cc | 26 +++++++++++++++++++-------
>  winsup/cygwin/tty.cc          |  1 +
>  winsup/cygwin/tty.h           |  1 +
>  3 files changed, 21 insertions(+), 7 deletions(-)
> 
> diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc
> index 283558985..a74c3eecf 100644
> --- a/winsup/cygwin/fhandler_tty.cc
> +++ b/winsup/cygwin/fhandler_tty.cc
> @@ -972,6 +972,19 @@ skip_console_setting:
>  void
>  fhandler_pty_slave::reset_switch_to_pcon (void)
>  {
> +  if (get_ttyp ()->need_clear_screen)
> +    {
> +      const char *term = getenv ("TERM");
> +      if (term && strcmp (term, "dumb") && !strstr (term, "emacs"))

Why do you check the TERMs again here?  After all, need_clear_screen
is only true if one of these terms are used.


Thanks,
Corinna

-- 
Corinna Vinschen
Cygwin Maintainer

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